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| <h2 title="Class AbstractFileSystem" class="title">Class AbstractFileSystem</h2> |
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| <li>org.apache.hadoop.fs.AbstractFileSystem</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd>org.apache.hadoop.fs.PathCapabilities</dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd>org.apache.hadoop.fs.DelegateToFileSystem, <a href="../../../../org/apache/hadoop/fs/viewfs/ViewFs.html" title="class in org.apache.hadoop.fs.viewfs">ViewFs</a></dd> |
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| <br> |
| <pre>@InterfaceAudience.Public |
| @InterfaceStability.Stable |
| public abstract class <span class="typeNameLabel">AbstractFileSystem</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements org.apache.hadoop.fs.PathCapabilities</pre> |
| <div class="block">This class provides an interface for implementors of a Hadoop file system |
| (analogous to the VFS of Unix). Applications do not access this class; |
| instead they access files across all file systems using <a href="../../../../org/apache/hadoop/fs/FileContext.html" title="class in org.apache.hadoop.fs"><code>FileContext</code></a>. |
| |
| Pathnames passed to AbstractFileSystem can be fully qualified URI that |
| matches the "this" file system (ie same scheme and authority) |
| or a Slash-relative name that is assumed to be relative |
| to the root of the "this" file system .</div> |
| </li> |
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| <h3>Field Summary</h3> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected org.apache.hadoop.fs.FileSystem.Statistics</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#statistics">statistics</a></span></code> |
| <div class="block">The statistics for this file system.</div> |
| </td> |
| </tr> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#AbstractFileSystem-java.net.URI-java.lang.String-boolean-int-">AbstractFileSystem</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> supportedScheme, |
| boolean authorityNeeded, |
| int defaultPort)</code> |
| <div class="block">Constructor to be called by subclasses.</div> |
| </td> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#checkPath-org.apache.hadoop.fs.Path-">checkPath</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Check that a Path belongs to this FileSystem.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#checkScheme-java.net.URI-java.lang.String-">checkScheme</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> supportedScheme)</code> |
| <div class="block">Check that the Uri's scheme matches</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#clearStatistics--">clearStatistics</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#create-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.Options.CreateOpts...-">create</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/EnumSet.html?is-external=true" title="class or interface in java.util">EnumSet</a><<a href="../../../../org/apache/hadoop/fs/CreateFlag.html" title="enum in org.apache.hadoop.fs">CreateFlag</a>> createFlag, |
| org.apache.hadoop.fs.Options.CreateOpts... opts)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#create-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.Options.CreateOpts...-"><code>FileContext.create(Path, EnumSet, Options.CreateOpts...)</code></a> except |
| that the Path f must be fully qualified and the permission is absolute |
| (i.e.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html" title="class in org.apache.hadoop.fs">AbstractFileSystem</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#createFileSystem-java.net.URI-org.apache.hadoop.conf.Configuration-">createFileSystem</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</a> conf)</code> |
| <div class="block">Create a file system instance for the specified uri using the conf.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#createInternal-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.permission.FsPermission-int-short-long-org.apache.hadoop.util.Progressable-org.apache.hadoop.fs.Options.ChecksumOpt-boolean-">createInternal</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/EnumSet.html?is-external=true" title="class or interface in java.util">EnumSet</a><<a href="../../../../org/apache/hadoop/fs/CreateFlag.html" title="enum in org.apache.hadoop.fs">CreateFlag</a>> flag, |
| <a href="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</a> absolutePermission, |
| int bufferSize, |
| short replication, |
| long blockSize, |
| <a href="../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</a> progress, |
| org.apache.hadoop.fs.Options.ChecksumOpt checksumOpt, |
| boolean createParent)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#create-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.Options.CreateOpts...-"><code>create(Path, EnumSet, Options.CreateOpts...)</code></a> except that the opts |
| have been declared explicitly.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>org.apache.hadoop.fs.MultipartUploaderBuilder</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#createMultipartUploader-org.apache.hadoop.fs.Path-">createMultipartUploader</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> basePath)</code> |
| <div class="block">Create a multipart uploader.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#createSnapshot-org.apache.hadoop.fs.Path-java.lang.String-">createSnapshot</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotName)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#createSnapshot-org.apache.hadoop.fs.Path-java.lang.String-"><code>FileContext.createSnapshot(Path, String)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#createSymlink-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-boolean-">createSymlink</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> target, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> link, |
| boolean createParent)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#createSymlink-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-boolean-"><code>FileContext.createSymlink(Path, Path, boolean)</code></a>;</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>abstract boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#delete-org.apache.hadoop.fs.Path-boolean-">delete</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| boolean recursive)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#delete-org.apache.hadoop.fs.Path-boolean-"><code>FileContext.delete(Path, boolean)</code></a> except that Path f must be for |
| this file system.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#deleteSnapshot-org.apache.hadoop.fs.Path-java.lang.String-">deleteSnapshot</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> snapshotDir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotName)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#deleteSnapshot-org.apache.hadoop.fs.Path-java.lang.String-"><code>FileContext.deleteSnapshot(Path, String)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#equals-java.lang.Object-">equals</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> other)</code> </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html" title="class in org.apache.hadoop.fs">AbstractFileSystem</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#get-java.net.URI-org.apache.hadoop.conf.Configuration-">get</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</a> conf)</code> |
| <div class="block">The main factory method for creating a file system.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/permission/AclStatus.html" title="class in org.apache.hadoop.fs.permission">AclStatus</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getAclStatus-org.apache.hadoop.fs.Path-">getAclStatus</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Gets the ACLs of files and directories.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>protected static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>,org.apache.hadoop.fs.FileSystem.Statistics></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getAllStatistics--">getAllStatistics</a></span>()</code> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><? extends <a href="../../../../org/apache/hadoop/fs/BlockStoragePolicySpi.html" title="interface in org.apache.hadoop.fs">BlockStoragePolicySpi</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getAllStoragePolicies--">getAllStoragePolicies</a></span>()</code> |
| <div class="block">Retrieve all the storage policies supported by this file system.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getCanonicalServiceName--">getCanonicalServiceName</a></span>()</code> |
| <div class="block">Get a canonical name for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/BlockLocation.html" title="class in org.apache.hadoop.fs">BlockLocation</a>[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getFileBlockLocations-org.apache.hadoop.fs.Path-long-long-">getFileBlockLocations</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| long start, |
| long len)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileBlockLocations-org.apache.hadoop.fs.Path-long-long-"><code>FileContext.getFileBlockLocations(Path, long, long)</code></a> except that |
| Path f must be for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/FileChecksum.html" title="class in org.apache.hadoop.fs">FileChecksum</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getFileChecksum-org.apache.hadoop.fs.Path-">getFileChecksum</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileChecksum-org.apache.hadoop.fs.Path-"><code>FileContext.getFileChecksum(Path)</code></a> except that Path f must be for |
| this file system.</div> |
| </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getFileLinkStatus-org.apache.hadoop.fs.Path-">getFileLinkStatus</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileLinkStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFileLinkStatus(Path)</code></a> |
| except that an UnresolvedLinkException may be thrown if a symlink is |
| encountered in the path leading up to the final path component.</div> |
| </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getFileStatus-org.apache.hadoop.fs.Path-">getFileStatus</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFileStatus(Path)</code></a> |
| except that an UnresolvedLinkException may be thrown if a symlink is |
| encountered in the path.</div> |
| </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/FsStatus.html" title="class in org.apache.hadoop.fs">FsStatus</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getFsStatus--">getFsStatus</a></span>()</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFsStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFsStatus(Path)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/FsStatus.html" title="class in org.apache.hadoop.fs">FsStatus</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getFsStatus-org.apache.hadoop.fs.Path-">getFsStatus</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFsStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFsStatus(Path)</code></a> except that Path f must be for this |
| file system.</div> |
| </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getHomeDirectory--">getHomeDirectory</a></span>()</code> |
| <div class="block">Return the current user's home directory in this file system.</div> |
| </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getInitialWorkingDirectory--">getInitialWorkingDirectory</a></span>()</code> |
| <div class="block">Some file systems like LocalFileSystem have an initial workingDir |
| that is used as the starting workingDir.</div> |
| </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getLinkTarget-org.apache.hadoop.fs.Path-">getLinkTarget</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">Partially resolves the path.</div> |
| </td> |
| </tr> |
| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/FsServerDefaults.html" title="class in org.apache.hadoop.fs">FsServerDefaults</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getServerDefaults--">getServerDefaults</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="block"><span class="deprecationComment">use <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getServerDefaults-org.apache.hadoop.fs.Path-"><code>getServerDefaults(Path)</code></a> instead</span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i27" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/FsServerDefaults.html" title="class in org.apache.hadoop.fs">FsServerDefaults</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getServerDefaults-org.apache.hadoop.fs.Path-">getServerDefaults</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">Return a set of server default configuration values based on path.</div> |
| </td> |
| </tr> |
| <tr id="i28" class="altColor"> |
| <td class="colFirst"><code>org.apache.hadoop.fs.FileSystem.Statistics</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getStatistics--">getStatistics</a></span>()</code> </td> |
| </tr> |
| <tr id="i29" class="rowColor"> |
| <td class="colFirst"><code>protected static org.apache.hadoop.fs.FileSystem.Statistics</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getStatistics-java.net.URI-">getStatistics</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri)</code> |
| <div class="block">Get the statistics for a particular file system.</div> |
| </td> |
| </tr> |
| <tr id="i30" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/BlockStoragePolicySpi.html" title="interface in org.apache.hadoop.fs">BlockStoragePolicySpi</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getStoragePolicy-org.apache.hadoop.fs.Path-">getStoragePolicy</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src)</code> |
| <div class="block">Retrieve the storage policy for a given file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i31" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getUri--">getUri</a></span>()</code> |
| <div class="block">Returns a URI whose scheme and authority identify this FileSystem.</div> |
| </td> |
| </tr> |
| <tr id="i32" class="altColor"> |
| <td class="colFirst"><code>abstract int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getUriDefaultPort--">getUriDefaultPort</a></span>()</code> |
| <div class="block">The default port of this file system.</div> |
| </td> |
| </tr> |
| <tr id="i33" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getUriPath-org.apache.hadoop.fs.Path-">getUriPath</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> p)</code> |
| <div class="block">Get the path-part of a pathname.</div> |
| </td> |
| </tr> |
| <tr id="i34" class="altColor"> |
| <td class="colFirst"><code>byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getXAttr-org.apache.hadoop.fs.Path-java.lang.String-">getXAttr</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code> |
| <div class="block">Get an xattr for a file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i35" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getXAttrs-org.apache.hadoop.fs.Path-">getXAttrs</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Get all of the xattrs for a file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i36" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getXAttrs-org.apache.hadoop.fs.Path-java.util.List-">getXAttrs</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> names)</code> |
| <div class="block">Get all of the xattrs for a file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i37" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#hashCode--">hashCode</a></span>()</code> </td> |
| </tr> |
| <tr id="i38" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#hasPathCapability-org.apache.hadoop.fs.Path-java.lang.String-">hasPathCapability</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> capability)</code> |
| <div class="block">Probe for a specific capability under the given path.</div> |
| </td> |
| </tr> |
| <tr id="i39" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#isValidName-java.lang.String-">isValidName</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> src)</code> |
| <div class="block">Returns true if the specified string is considered valid in the path part |
| of a URI by this file system.</div> |
| </td> |
| </tr> |
| <tr id="i40" class="altColor"> |
| <td class="colFirst"><code>org.apache.hadoop.fs.RemoteIterator<<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#listCorruptFileBlocks-org.apache.hadoop.fs.Path-">listCorruptFileBlocks</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> </td> |
| </tr> |
| <tr id="i41" class="rowColor"> |
| <td class="colFirst"><code>org.apache.hadoop.fs.RemoteIterator<<a href="../../../../org/apache/hadoop/fs/LocatedFileStatus.html" title="class in org.apache.hadoop.fs">LocatedFileStatus</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#listLocatedStatus-org.apache.hadoop.fs.Path-">listLocatedStatus</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#listLocatedStatus-org.apache.hadoop.fs.Path-"><code>FileContext.listLocatedStatus(Path)</code></a> except that Path f |
| must be for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i42" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a>[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#listStatus-org.apache.hadoop.fs.Path-">listStatus</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <code>FileContext.Util.listStatus(Path)</code> except that Path f must be |
| for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i43" class="rowColor"> |
| <td class="colFirst"><code>org.apache.hadoop.fs.RemoteIterator<<a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#listStatusIterator-org.apache.hadoop.fs.Path-">listStatusIterator</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#listStatus-org.apache.hadoop.fs.Path-"><code>FileContext.listStatus(Path)</code></a> except that Path f must be for this |
| file system.</div> |
| </td> |
| </tr> |
| <tr id="i44" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#listXAttrs-org.apache.hadoop.fs.Path-">listXAttrs</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Get all of the xattr names for a file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i45" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#makeQualified-org.apache.hadoop.fs.Path-">makeQualified</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Make the path fully qualified to this file system</div> |
| </td> |
| </tr> |
| <tr id="i46" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#methodNotSupported--">methodNotSupported</a></span>()</code> |
| <div class="block">Helper method that throws an <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang"><code>UnsupportedOperationException</code></a> for the |
| current <a href="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs"><code>FileSystem</code></a> method being called.</div> |
| </td> |
| </tr> |
| <tr id="i47" class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#mkdir-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-boolean-">mkdir</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dir, |
| <a href="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</a> permission, |
| boolean createParent)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#mkdir-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-boolean-"><code>FileContext.mkdir(Path, FsPermission, boolean)</code></a> except that the Path |
| f must be fully qualified and the permission is absolute (i.e.</div> |
| </td> |
| </tr> |
| <tr id="i48" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#modifyAclEntries-org.apache.hadoop.fs.Path-java.util.List-">modifyAclEntries</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/fs/permission/AclEntry.html" title="class in org.apache.hadoop.fs.permission">AclEntry</a>> aclSpec)</code> |
| <div class="block">Modifies ACL entries of files and directories.</div> |
| </td> |
| </tr> |
| <tr id="i49" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#msync--">msync</a></span>()</code> |
| <div class="block">Synchronize client metadata state.</div> |
| </td> |
| </tr> |
| <tr id="i50" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#open-org.apache.hadoop.fs.Path-">open</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#open-org.apache.hadoop.fs.Path-"><code>FileContext.open(Path)</code></a> except that Path f must be for this |
| file system.</div> |
| </td> |
| </tr> |
| <tr id="i51" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#open-org.apache.hadoop.fs.Path-int-">open</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| int bufferSize)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#open-org.apache.hadoop.fs.Path-int-"><code>FileContext.open(Path, int)</code></a> except that Path f must be for this |
| file system.</div> |
| </td> |
| </tr> |
| <tr id="i52" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</a><<a href="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#openFileWithOptions-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.impl.OpenFileParameters-">openFileWithOptions</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| org.apache.hadoop.fs.impl.OpenFileParameters parameters)</code> |
| <div class="block">Open a file with the given set of options.</div> |
| </td> |
| </tr> |
| <tr id="i53" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#printStatistics--">printStatistics</a></span>()</code> |
| <div class="block">Prints statistics for all file systems.</div> |
| </td> |
| </tr> |
| <tr id="i54" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#removeAcl-org.apache.hadoop.fs.Path-">removeAcl</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Removes all but the base ACL entries of files and directories.</div> |
| </td> |
| </tr> |
| <tr id="i55" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#removeAclEntries-org.apache.hadoop.fs.Path-java.util.List-">removeAclEntries</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/fs/permission/AclEntry.html" title="class in org.apache.hadoop.fs.permission">AclEntry</a>> aclSpec)</code> |
| <div class="block">Removes ACL entries from files and directories.</div> |
| </td> |
| </tr> |
| <tr id="i56" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#removeDefaultAcl-org.apache.hadoop.fs.Path-">removeDefaultAcl</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Removes all default ACL entries from files and directories.</div> |
| </td> |
| </tr> |
| <tr id="i57" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#removeXAttr-org.apache.hadoop.fs.Path-java.lang.String-">removeXAttr</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code> |
| <div class="block">Remove an xattr of a file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i58" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-">rename</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dst, |
| org.apache.hadoop.fs.Options.Rename... options)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-"><code>FileContext.rename(Path, Path, Options.Rename...)</code></a> except that Path |
| f must be for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i59" class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#renameInternal-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-">renameInternal</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dst)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-"><code>FileContext.rename(Path, Path, Options.Rename...)</code></a> except that Path |
| f must be for this file system and NO OVERWRITE is performed.</div> |
| </td> |
| </tr> |
| <tr id="i60" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#renameInternal-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-boolean-">renameInternal</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dst, |
| boolean overwrite)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-"><code>FileContext.rename(Path, Path, Options.Rename...)</code></a> except that Path |
| f must be for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i61" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#renameSnapshot-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-">renameSnapshot</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotOldName, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotNewName)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#renameSnapshot-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-"><code>FileContext.renameSnapshot(Path, String, String)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i62" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#resolvePath-org.apache.hadoop.fs.Path-">resolvePath</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> p)</code> |
| <div class="block">Return the fully-qualified path of path f resolving the path |
| through any internal symlinks or mount point</div> |
| </td> |
| </tr> |
| <tr id="i63" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#satisfyStoragePolicy-org.apache.hadoop.fs.Path-">satisfyStoragePolicy</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</code> |
| <div class="block">Set the source path to satisfy storage policy.</div> |
| </td> |
| </tr> |
| <tr id="i64" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setAcl-org.apache.hadoop.fs.Path-java.util.List-">setAcl</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/fs/permission/AclEntry.html" title="class in org.apache.hadoop.fs.permission">AclEntry</a>> aclSpec)</code> |
| <div class="block">Fully replaces ACL of files and directories, discarding all existing |
| entries.</div> |
| </td> |
| </tr> |
| <tr id="i65" class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setOwner-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-">setOwner</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> username, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> groupname)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setOwner-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-"><code>FileContext.setOwner(Path, String, String)</code></a> except that Path f must |
| be for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i66" class="altColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setPermission-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-">setPermission</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</a> permission)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setPermission-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-"><code>FileContext.setPermission(Path, FsPermission)</code></a> except that Path f |
| must be for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i67" class="rowColor"> |
| <td class="colFirst"><code>abstract boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setReplication-org.apache.hadoop.fs.Path-short-">setReplication</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| short replication)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setReplication-org.apache.hadoop.fs.Path-short-"><code>FileContext.setReplication(Path, short)</code></a> except that Path f must be |
| for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i68" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setStoragePolicy-org.apache.hadoop.fs.Path-java.lang.String-">setStoragePolicy</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> policyName)</code> |
| <div class="block">Set the storage policy for a given file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i69" class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setTimes-org.apache.hadoop.fs.Path-long-long-">setTimes</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| long mtime, |
| long atime)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setTimes-org.apache.hadoop.fs.Path-long-long-"><code>FileContext.setTimes(Path, long, long)</code></a> except that Path f must be |
| for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i70" class="altColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setVerifyChecksum-boolean-">setVerifyChecksum</a></span>(boolean verifyChecksum)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setVerifyChecksum-boolean-org.apache.hadoop.fs.Path-"><code>FileContext.setVerifyChecksum(boolean, Path)</code></a> except that Path f |
| must be for this file system.</div> |
| </td> |
| </tr> |
| <tr id="i71" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setXAttr-org.apache.hadoop.fs.Path-java.lang.String-byte:A-">setXAttr</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name, |
| byte[] value)</code> |
| <div class="block">Set an xattr of a file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i72" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#setXAttr-org.apache.hadoop.fs.Path-java.lang.String-byte:A-java.util.EnumSet-">setXAttr</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name, |
| byte[] value, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/EnumSet.html?is-external=true" title="class or interface in java.util">EnumSet</a><<a href="../../../../org/apache/hadoop/fs/XAttrSetFlag.html" title="enum in org.apache.hadoop.fs">XAttrSetFlag</a>> flag)</code> |
| <div class="block">Set an xattr of a file or directory.</div> |
| </td> |
| </tr> |
| <tr id="i73" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#supportsSymlinks--">supportsSymlinks</a></span>()</code> |
| <div class="block">Returns true if the file system supports symlinks, false otherwise.</div> |
| </td> |
| </tr> |
| <tr id="i74" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#truncate-org.apache.hadoop.fs.Path-long-">truncate</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| long newLength)</code> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#truncate-org.apache.hadoop.fs.Path-long-"><code>FileContext.truncate(Path, long)</code></a> except that Path f must be for |
| this file system.</div> |
| </td> |
| </tr> |
| <tr id="i75" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#unsetStoragePolicy-org.apache.hadoop.fs.Path-">unsetStoragePolicy</a></span>(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src)</code> |
| <div class="block">Unset the storage policy set for a given file or directory.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.detail"> |
| <!-- --> |
| </a> |
| <h3>Field Detail</h3> |
| <a name="statistics"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>statistics</h4> |
| <pre>protected org.apache.hadoop.fs.FileSystem.Statistics statistics</pre> |
| <div class="block">The statistics for this file system.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a name="AbstractFileSystem-java.net.URI-java.lang.String-boolean-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>AbstractFileSystem</h4> |
| <pre>public AbstractFileSystem(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> supportedScheme, |
| boolean authorityNeeded, |
| int defaultPort) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URISyntaxException.html?is-external=true" title="class or interface in java.net">URISyntaxException</a></pre> |
| <div class="block">Constructor to be called by subclasses.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>uri</code> - for this file system.</dd> |
| <dd><code>supportedScheme</code> - the scheme supported by the implementor</dd> |
| <dd><code>authorityNeeded</code> - if true then theURI must have authority, if false |
| then the URI must have null authority.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/net/URISyntaxException.html?is-external=true" title="class or interface in java.net">URISyntaxException</a></code> - <code>uri</code> has syntax error</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="getStatistics--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getStatistics</h4> |
| <pre>public org.apache.hadoop.fs.FileSystem.Statistics getStatistics()</pre> |
| </li> |
| </ul> |
| <a name="isValidName-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isValidName</h4> |
| <pre>public boolean isValidName(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> src)</pre> |
| <div class="block">Returns true if the specified string is considered valid in the path part |
| of a URI by this file system. The default implementation enforces the rules |
| of HDFS, but subclasses may override this method to implement specific |
| validation rules for specific file systems.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>src</code> - String source filename to check, path part of the URI</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>boolean true if the specified string is considered valid</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createFileSystem-java.net.URI-org.apache.hadoop.conf.Configuration-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createFileSystem</h4> |
| <pre>public static <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html" title="class in org.apache.hadoop.fs">AbstractFileSystem</a> createFileSystem(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</a> conf) |
| throws <a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a></pre> |
| <div class="block">Create a file system instance for the specified uri using the conf. The |
| conf is used to find the class name that implements the file system. The |
| conf is also passed to the file system for its configuration.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>uri</code> - URI of the file system</dd> |
| <dd><code>conf</code> - Configuration for the file system</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Returns the file system for the given URI</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a></code> - file system for <code>uri</code> is |
| not found</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getStatistics-java.net.URI-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getStatistics</h4> |
| <pre>protected static org.apache.hadoop.fs.FileSystem.Statistics getStatistics(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri)</pre> |
| <div class="block">Get the statistics for a particular file system.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>uri</code> - used as key to lookup STATISTICS_TABLE. Only scheme and authority |
| part of the uri are used.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a statistics object</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="clearStatistics--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>clearStatistics</h4> |
| <pre>public static void clearStatistics()</pre> |
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| </ul> |
| <a name="printStatistics--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>printStatistics</h4> |
| <pre>public static void printStatistics()</pre> |
| <div class="block">Prints statistics for all file systems.</div> |
| </li> |
| </ul> |
| <a name="getAllStatistics--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getAllStatistics</h4> |
| <pre>protected static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>,org.apache.hadoop.fs.FileSystem.Statistics> getAllStatistics()</pre> |
| </li> |
| </ul> |
| <a name="get-java.net.URI-org.apache.hadoop.conf.Configuration-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>get</h4> |
| <pre>public static <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html" title="class in org.apache.hadoop.fs">AbstractFileSystem</a> get(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</a> conf) |
| throws <a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a></pre> |
| <div class="block">The main factory method for creating a file system. Get a file system for |
| the URI's scheme and authority. The scheme of the <code>uri</code> |
| determines a configuration property name, |
| <tt>fs.AbstractFileSystem.<i>scheme</i>.impl</tt> whose value names the |
| AbstractFileSystem class. |
| |
| The entire URI and conf is passed to the AbstractFileSystem factory method.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>uri</code> - for the file system to be created.</dd> |
| <dd><code>conf</code> - which is passed to the file system impl.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>file system for the given URI.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a></code> - if the file system for |
| <code>uri</code> is not supported.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="checkScheme-java.net.URI-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>checkScheme</h4> |
| <pre>public void checkScheme(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> uri, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> supportedScheme)</pre> |
| <div class="block">Check that the Uri's scheme matches</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>uri</code> - </dd> |
| <dd><code>supportedScheme</code> - </dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getUriDefaultPort--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getUriDefaultPort</h4> |
| <pre>public abstract int getUriDefaultPort()</pre> |
| <div class="block">The default port of this file system.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>default port of this file system's Uri scheme |
| A uri with a port of -1 => default port;</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getUri--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getUri</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a> getUri()</pre> |
| <div class="block">Returns a URI whose scheme and authority identify this FileSystem.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the uri of this file system.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="checkPath-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>checkPath</h4> |
| <pre>public void checkPath(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</pre> |
| <div class="block">Check that a Path belongs to this FileSystem. |
| |
| If the path is fully qualified URI, then its scheme and authority |
| matches that of this file system. Otherwise the path must be |
| slash-relative name.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/InvalidPathException.html" title="class in org.apache.hadoop.fs">InvalidPathException</a></code> - if the path is invalid</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getUriPath-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getUriPath</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getUriPath(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> p)</pre> |
| <div class="block">Get the path-part of a pathname. Checks that URI matches this file system |
| and that the path-part is a valid name.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>p</code> - path</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>path-part of the Path p</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="makeQualified-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>makeQualified</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> makeQualified(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path)</pre> |
| <div class="block">Make the path fully qualified to this file system</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the qualified path</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getInitialWorkingDirectory--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getInitialWorkingDirectory</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> getInitialWorkingDirectory()</pre> |
| <div class="block">Some file systems like LocalFileSystem have an initial workingDir |
| that is used as the starting workingDir. For other file systems |
| like HDFS there is no built in notion of an initial workingDir.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the initial workingDir if the file system has such a notion |
| otherwise return a null.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getHomeDirectory--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getHomeDirectory</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> getHomeDirectory()</pre> |
| <div class="block">Return the current user's home directory in this file system. |
| The default implementation returns "/user/$USER/".</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>current user's home directory.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getServerDefaults--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getServerDefaults</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| public abstract <a href="../../../../org/apache/hadoop/fs/FsServerDefaults.html" title="class in org.apache.hadoop.fs">FsServerDefaults</a> getServerDefaults() |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> <span class="deprecationComment">use <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getServerDefaults-org.apache.hadoop.fs.Path-"><code>getServerDefaults(Path)</code></a> instead</span></div> |
| <div class="block">Return a set of server default configuration values.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>server default configuration values</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - an I/O error occurred</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getServerDefaults-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getServerDefaults</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/FsServerDefaults.html" title="class in org.apache.hadoop.fs">FsServerDefaults</a> getServerDefaults(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Return a set of server default configuration values based on path.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>f</code> - path to fetch server defaults</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>server default configuration values for path</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - an I/O error occurred</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="resolvePath-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>resolvePath</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> resolvePath(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> p) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Return the fully-qualified path of path f resolving the path |
| through any internal symlinks or mount point</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>p</code> - path to be resolved</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>fully qualified path</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code> - if symbolic link on path cannot be |
| resolved internally</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="create-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.Options.CreateOpts...-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>create</h4> |
| <pre>public final <a href="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</a> create(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/EnumSet.html?is-external=true" title="class or interface in java.util">EnumSet</a><<a href="../../../../org/apache/hadoop/fs/CreateFlag.html" title="enum in org.apache.hadoop.fs">CreateFlag</a>> createFlag, |
| org.apache.hadoop.fs.Options.CreateOpts... opts) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| <a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a>, |
| <a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#create-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.Options.CreateOpts...-"><code>FileContext.create(Path, EnumSet, Options.CreateOpts...)</code></a> except |
| that the Path f must be fully qualified and the permission is absolute |
| (i.e. umask has been applied).</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createInternal-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.permission.FsPermission-int-short-long-org.apache.hadoop.util.Progressable-org.apache.hadoop.fs.Options.ChecksumOpt-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createInternal</h4> |
| <pre>public abstract <a href="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</a> createInternal(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/EnumSet.html?is-external=true" title="class or interface in java.util">EnumSet</a><<a href="../../../../org/apache/hadoop/fs/CreateFlag.html" title="enum in org.apache.hadoop.fs">CreateFlag</a>> flag, |
| <a href="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</a> absolutePermission, |
| int bufferSize, |
| short replication, |
| long blockSize, |
| <a href="../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</a> progress, |
| org.apache.hadoop.fs.Options.ChecksumOpt checksumOpt, |
| boolean createParent) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| <a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a>, |
| <a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#create-org.apache.hadoop.fs.Path-java.util.EnumSet-org.apache.hadoop.fs.Options.CreateOpts...-"><code>create(Path, EnumSet, Options.CreateOpts...)</code></a> except that the opts |
| have been declared explicitly.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="mkdir-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>mkdir</h4> |
| <pre>public abstract void mkdir(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dir, |
| <a href="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</a> permission, |
| boolean createParent) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#mkdir-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-boolean-"><code>FileContext.mkdir(Path, FsPermission, boolean)</code></a> except that the Path |
| f must be fully qualified and the permission is absolute (i.e. |
| umask has been applied).</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="delete-org.apache.hadoop.fs.Path-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>delete</h4> |
| <pre>public abstract boolean delete(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| boolean recursive) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#delete-org.apache.hadoop.fs.Path-boolean-"><code>FileContext.delete(Path, boolean)</code></a> except that Path f must be for |
| this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="open-org.apache.hadoop.fs.Path-"> |
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| <li class="blockList"> |
| <h4>open</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</a> open(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#open-org.apache.hadoop.fs.Path-"><code>FileContext.open(Path)</code></a> except that Path f must be for this |
| file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="open-org.apache.hadoop.fs.Path-int-"> |
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| <li class="blockList"> |
| <h4>open</h4> |
| <pre>public abstract <a href="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</a> open(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| int bufferSize) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#open-org.apache.hadoop.fs.Path-int-"><code>FileContext.open(Path, int)</code></a> except that Path f must be for this |
| file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="truncate-org.apache.hadoop.fs.Path-long-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>truncate</h4> |
| <pre>public boolean truncate(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| long newLength) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#truncate-org.apache.hadoop.fs.Path-long-"><code>FileContext.truncate(Path, long)</code></a> except that Path f must be for |
| this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setReplication-org.apache.hadoop.fs.Path-short-"> |
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| <li class="blockList"> |
| <h4>setReplication</h4> |
| <pre>public abstract boolean setReplication(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| short replication) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setReplication-org.apache.hadoop.fs.Path-short-"><code>FileContext.setReplication(Path, short)</code></a> except that Path f must be |
| for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>rename</h4> |
| <pre>public final void rename(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dst, |
| org.apache.hadoop.fs.Options.Rename... options) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| <a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-"><code>FileContext.rename(Path, Path, Options.Rename...)</code></a> except that Path |
| f must be for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="renameInternal-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>renameInternal</h4> |
| <pre>public abstract void renameInternal(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dst) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| <a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-"><code>FileContext.rename(Path, Path, Options.Rename...)</code></a> except that Path |
| f must be for this file system and NO OVERWRITE is performed. |
| |
| File systems that do not have a built in overwrite need implement only this |
| method and can take advantage of the default impl of the other |
| <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#renameInternal-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-boolean-"><code>renameInternal(Path, Path, boolean)</code></a></div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="renameInternal-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-boolean-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>renameInternal</h4> |
| <pre>public void renameInternal(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> dst, |
| boolean overwrite) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| <a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#rename-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Options.Rename...-"><code>FileContext.rename(Path, Path, Options.Rename...)</code></a> except that Path |
| f must be for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/FileAlreadyExistsException.html" title="class in org.apache.hadoop.fs">FileAlreadyExistsException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/ParentNotDirectoryException.html" title="class in org.apache.hadoop.fs">ParentNotDirectoryException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="supportsSymlinks--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>supportsSymlinks</h4> |
| <pre>public boolean supportsSymlinks()</pre> |
| <div class="block">Returns true if the file system supports symlinks, false otherwise.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if filesystem supports symlinks</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createSymlink-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createSymlink</h4> |
| <pre>public void createSymlink(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> target, |
| <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> link, |
| boolean createParent) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException</pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#createSymlink-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-boolean-"><code>FileContext.createSymlink(Path, Path, boolean)</code></a>;</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLinkTarget-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getLinkTarget</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> getLinkTarget(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Partially resolves the path. This is used during symlink resolution in |
| <code>FSLinkResolver</code>, and differs from the similarly named method |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getLinkTarget-org.apache.hadoop.fs.Path-"><code>FileContext.getLinkTarget(Path)</code></a>.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - subclass implementations may throw IOException</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setPermission-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setPermission</h4> |
| <pre>public abstract void setPermission(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</a> permission) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setPermission-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.permission.FsPermission-"><code>FileContext.setPermission(Path, FsPermission)</code></a> except that Path f |
| must be for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setOwner-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setOwner</h4> |
| <pre>public abstract void setOwner(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> username, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> groupname) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setOwner-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-"><code>FileContext.setOwner(Path, String, String)</code></a> except that Path f must |
| be for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setTimes-org.apache.hadoop.fs.Path-long-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setTimes</h4> |
| <pre>public abstract void setTimes(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| long mtime, |
| long atime) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setTimes-org.apache.hadoop.fs.Path-long-long-"><code>FileContext.setTimes(Path, long, long)</code></a> except that Path f must be |
| for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
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| <a name="getFileChecksum-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFileChecksum</h4> |
| <pre>public abstract <a href="../../../../org/apache/hadoop/fs/FileChecksum.html" title="class in org.apache.hadoop.fs">FileChecksum</a> getFileChecksum(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileChecksum-org.apache.hadoop.fs.Path-"><code>FileContext.getFileChecksum(Path)</code></a> except that Path f must be for |
| this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFileStatus-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFileStatus</h4> |
| <pre>public abstract <a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a> getFileStatus(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFileStatus(Path)</code></a> |
| except that an UnresolvedLinkException may be thrown if a symlink is |
| encountered in the path.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="msync--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>msync</h4> |
| <pre>public void msync() |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang">UnsupportedOperationException</a></pre> |
| <div class="block">Synchronize client metadata state. |
| <p> |
| In some FileSystem implementations such as HDFS metadata |
| synchronization is essential to guarantee consistency of read requests |
| particularly in HA setting.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang">UnsupportedOperationException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFileLinkStatus-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFileLinkStatus</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a> getFileLinkStatus(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| <a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileLinkStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFileLinkStatus(Path)</code></a> |
| except that an UnresolvedLinkException may be thrown if a symlink is |
| encountered in the path leading up to the final path component. |
| If the file system does not support symlinks then the behavior is |
| equivalent to <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getFileStatus-org.apache.hadoop.fs.Path-"><code>getFileStatus(Path)</code></a>.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/hadoop/fs/UnsupportedFileSystemException.html" title="class in org.apache.hadoop.fs">UnsupportedFileSystemException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFileBlockLocations-org.apache.hadoop.fs.Path-long-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFileBlockLocations</h4> |
| <pre>public abstract <a href="../../../../org/apache/hadoop/fs/BlockLocation.html" title="class in org.apache.hadoop.fs">BlockLocation</a>[] getFileBlockLocations(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f, |
| long start, |
| long len) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFileBlockLocations-org.apache.hadoop.fs.Path-long-long-"><code>FileContext.getFileBlockLocations(Path, long, long)</code></a> except that |
| Path f must be for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFsStatus-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFsStatus</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/FsStatus.html" title="class in org.apache.hadoop.fs">FsStatus</a> getFsStatus(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFsStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFsStatus(Path)</code></a> except that Path f must be for this |
| file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFsStatus--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFsStatus</h4> |
| <pre>public abstract <a href="../../../../org/apache/hadoop/fs/FsStatus.html" title="class in org.apache.hadoop.fs">FsStatus</a> getFsStatus() |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#getFsStatus-org.apache.hadoop.fs.Path-"><code>FileContext.getFsStatus(Path)</code></a>.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="listStatusIterator-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>listStatusIterator</h4> |
| <pre>public org.apache.hadoop.fs.RemoteIterator<<a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a>> listStatusIterator(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#listStatus-org.apache.hadoop.fs.Path-"><code>FileContext.listStatus(Path)</code></a> except that Path f must be for this |
| file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="listLocatedStatus-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>listLocatedStatus</h4> |
| <pre>public org.apache.hadoop.fs.RemoteIterator<<a href="../../../../org/apache/hadoop/fs/LocatedFileStatus.html" title="class in org.apache.hadoop.fs">LocatedFileStatus</a>> listLocatedStatus(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#listLocatedStatus-org.apache.hadoop.fs.Path-"><code>FileContext.listLocatedStatus(Path)</code></a> except that Path f |
| must be for this file system. |
| |
| In HDFS implementation, the BlockLocation of returned LocatedFileStatus |
| will have different formats for replicated and erasure coded file. Please |
| refer to <a href="../../../../org/apache/hadoop/fs/FileSystem.html#getFileBlockLocations-org.apache.hadoop.fs.FileStatus-long-long-"><code>FileSystem.getFileBlockLocations(FileStatus, long, long)</code></a> |
| for more details.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="listStatus-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>listStatus</h4> |
| <pre>public abstract <a href="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</a>[] listStatus(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> f) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a>, |
| org.apache.hadoop.fs.UnresolvedLinkException, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <code>FileContext.Util.listStatus(Path)</code> except that Path f must be |
| for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="class or interface in java.io">FileNotFoundException</a></code></dd> |
| <dd><code>org.apache.hadoop.fs.UnresolvedLinkException</code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="listCorruptFileBlocks-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>listCorruptFileBlocks</h4> |
| <pre>public org.apache.hadoop.fs.RemoteIterator<<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a>> listCorruptFileBlocks(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an iterator over the corrupt files under the given path |
| (may contain duplicates if a file has more than one corrupt block)</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setVerifyChecksum-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setVerifyChecksum</h4> |
| <pre>public abstract void setVerifyChecksum(boolean verifyChecksum) |
| throws <a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#setVerifyChecksum-boolean-org.apache.hadoop.fs.Path-"><code>FileContext.setVerifyChecksum(boolean, Path)</code></a> except that Path f |
| must be for this file system.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCanonicalServiceName--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCanonicalServiceName</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> getCanonicalServiceName()</pre> |
| <div class="block">Get a canonical name for this file system.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a URI string that uniquely identifies this file system</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="modifyAclEntries-org.apache.hadoop.fs.Path-java.util.List-"> |
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| <h4>modifyAclEntries</h4> |
| <pre>public void modifyAclEntries(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/fs/permission/AclEntry.html" title="class in org.apache.hadoop.fs.permission">AclEntry</a>> aclSpec) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Modifies ACL entries of files and directories. This method can add new ACL |
| entries or modify the permissions on existing ACL entries. All existing |
| ACL entries that are not specified in this call are retained without |
| changes. (Modifications are merged into the current ACL.)</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to modify</dd> |
| <dd><code>aclSpec</code> - List<AclEntry> describing modifications</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if an ACL could not be modified</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="removeAclEntries-org.apache.hadoop.fs.Path-java.util.List-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>removeAclEntries</h4> |
| <pre>public void removeAclEntries(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/fs/permission/AclEntry.html" title="class in org.apache.hadoop.fs.permission">AclEntry</a>> aclSpec) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Removes ACL entries from files and directories. Other ACL entries are |
| retained.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to modify</dd> |
| <dd><code>aclSpec</code> - List<AclEntry> describing entries to remove</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if an ACL could not be modified</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="removeDefaultAcl-org.apache.hadoop.fs.Path-"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>removeDefaultAcl</h4> |
| <pre>public void removeDefaultAcl(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Removes all default ACL entries from files and directories.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to modify</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if an ACL could not be modified</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="removeAcl-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>removeAcl</h4> |
| <pre>public void removeAcl(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Removes all but the base ACL entries of files and directories. The entries |
| for user, group, and others are retained for compatibility with permission |
| bits.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to modify</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if an ACL could not be removed</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setAcl-org.apache.hadoop.fs.Path-java.util.List-"> |
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| <ul class="blockList"> |
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| <h4>setAcl</h4> |
| <pre>public void setAcl(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/fs/permission/AclEntry.html" title="class in org.apache.hadoop.fs.permission">AclEntry</a>> aclSpec) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Fully replaces ACL of files and directories, discarding all existing |
| entries.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to modify</dd> |
| <dd><code>aclSpec</code> - List<AclEntry> describing modifications, must |
| include entries for user, group, and others for compatibility with |
| permission bits.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if an ACL could not be modified</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getAclStatus-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>getAclStatus</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/permission/AclStatus.html" title="class in org.apache.hadoop.fs.permission">AclStatus</a> getAclStatus(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Gets the ACLs of files and directories.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to get</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>RemoteIterator<AclStatus> which returns each AclStatus</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if an ACL could not be read</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setXAttr-org.apache.hadoop.fs.Path-java.lang.String-byte:A-"> |
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| <h4>setXAttr</h4> |
| <pre>public void setXAttr(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name, |
| byte[] value) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Set an xattr of a file or directory. |
| The name must be prefixed with the namespace followed by ".". For example, |
| "user.attr". |
| <p> |
| Refer to the HDFS extended attributes user documentation for details.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to modify</dd> |
| <dd><code>name</code> - xattr name.</dd> |
| <dd><code>value</code> - xattr value.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setXAttr-org.apache.hadoop.fs.Path-java.lang.String-byte:A-java.util.EnumSet-"> |
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| <h4>setXAttr</h4> |
| <pre>public void setXAttr(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name, |
| byte[] value, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/EnumSet.html?is-external=true" title="class or interface in java.util">EnumSet</a><<a href="../../../../org/apache/hadoop/fs/XAttrSetFlag.html" title="enum in org.apache.hadoop.fs">XAttrSetFlag</a>> flag) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Set an xattr of a file or directory. |
| The name must be prefixed with the namespace followed by ".". For example, |
| "user.attr". |
| <p> |
| Refer to the HDFS extended attributes user documentation for details.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to modify</dd> |
| <dd><code>name</code> - xattr name.</dd> |
| <dd><code>value</code> - xattr value.</dd> |
| <dd><code>flag</code> - xattr set flag</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getXAttr-org.apache.hadoop.fs.Path-java.lang.String-"> |
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| <h4>getXAttr</h4> |
| <pre>public byte[] getXAttr(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Get an xattr for a file or directory. |
| The name must be prefixed with the namespace followed by ".". For example, |
| "user.attr". |
| <p> |
| Refer to the HDFS extended attributes user documentation for details.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to get extended attribute</dd> |
| <dd><code>name</code> - xattr name.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>byte[] xattr value.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getXAttrs-org.apache.hadoop.fs.Path-"> |
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| <h4>getXAttrs</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]> getXAttrs(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Get all of the xattrs for a file or directory. |
| Only those xattrs for which the logged-in user has permissions to view |
| are returned. |
| <p> |
| Refer to the HDFS extended attributes user documentation for details.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to get extended attributes</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Map<String, byte[]> describing the XAttrs of the file |
| or directory</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| </ul> |
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| <h4>getXAttrs</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]> getXAttrs(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> names) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Get all of the xattrs for a file or directory. |
| Only those xattrs for which the logged-in user has permissions to view |
| are returned. |
| <p> |
| Refer to the HDFS extended attributes user documentation for details.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to get extended attributes</dd> |
| <dd><code>names</code> - XAttr names.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Map<String, byte[]> describing the XAttrs of the file |
| or directory</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="listXAttrs-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>listXAttrs</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> listXAttrs(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Get all of the xattr names for a file or directory. |
| Only the xattr names for which the logged-in user has permissions to view |
| are returned. |
| <p> |
| Refer to the HDFS extended attributes user documentation for details.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to get extended attributes</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Map<String, byte[]> describing the XAttrs of the file |
| or directory</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="removeXAttr-org.apache.hadoop.fs.Path-java.lang.String-"> |
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| </a> |
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| <h4>removeXAttr</h4> |
| <pre>public void removeXAttr(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Remove an xattr of a file or directory. |
| The name must be prefixed with the namespace followed by ".". For example, |
| "user.attr". |
| <p> |
| Refer to the HDFS extended attributes user documentation for details.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - Path to remove extended attribute</dd> |
| <dd><code>name</code> - xattr name</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createSnapshot-org.apache.hadoop.fs.Path-java.lang.String-"> |
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| <h4>createSnapshot</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> createSnapshot(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotName) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#createSnapshot-org.apache.hadoop.fs.Path-java.lang.String-"><code>FileContext.createSnapshot(Path, String)</code></a>.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="renameSnapshot-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-"> |
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| </a> |
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| <h4>renameSnapshot</h4> |
| <pre>public void renameSnapshot(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotOldName, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotNewName) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#renameSnapshot-org.apache.hadoop.fs.Path-java.lang.String-java.lang.String-"><code>FileContext.renameSnapshot(Path, String, String)</code></a>.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| <h4>deleteSnapshot</h4> |
| <pre>public void deleteSnapshot(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> snapshotDir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> snapshotName) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">The specification of this method matches that of |
| <a href="../../../../org/apache/hadoop/fs/FileContext.html#deleteSnapshot-org.apache.hadoop.fs.Path-java.lang.String-"><code>FileContext.deleteSnapshot(Path, String)</code></a>.</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="satisfyStoragePolicy-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>satisfyStoragePolicy</h4> |
| <pre>public void satisfyStoragePolicy(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Set the source path to satisfy storage policy.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - The source path referring to either a directory or a file.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="setStoragePolicy-org.apache.hadoop.fs.Path-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>setStoragePolicy</h4> |
| <pre>public void setStoragePolicy(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> policyName) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Set the storage policy for a given file or directory.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - file or directory path.</dd> |
| <dd><code>policyName</code> - the name of the target storage policy. The list |
| of supported Storage policies can be retrieved |
| via <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#getAllStoragePolicies--"><code>getAllStoragePolicies()</code></a>.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="unsetStoragePolicy-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>unsetStoragePolicy</h4> |
| <pre>public void unsetStoragePolicy(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Unset the storage policy set for a given file or directory.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>src</code> - file or directory path.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getStoragePolicy-org.apache.hadoop.fs.Path-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>getStoragePolicy</h4> |
| <pre>public <a href="../../../../org/apache/hadoop/fs/BlockStoragePolicySpi.html" title="interface in org.apache.hadoop.fs">BlockStoragePolicySpi</a> getStoragePolicy(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> src) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Retrieve the storage policy for a given file or directory.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>src</code> - file or directory path.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>storage policy for give file.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getAllStoragePolicies--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getAllStoragePolicies</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><? extends <a href="../../../../org/apache/hadoop/fs/BlockStoragePolicySpi.html" title="interface in org.apache.hadoop.fs">BlockStoragePolicySpi</a>> getAllStoragePolicies() |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Retrieve all the storage policies supported by this file system.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>all storage policies supported by this filesystem.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="hashCode--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hashCode</h4> |
| <pre>public int hashCode()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a></code> in class <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="equals-java.lang.Object-"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>equals</h4> |
| <pre>public boolean equals(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> other)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a></code> in class <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="openFileWithOptions-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.impl.OpenFileParameters-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>openFileWithOptions</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</a><<a href="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</a>> openFileWithOptions(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| org.apache.hadoop.fs.impl.OpenFileParameters parameters) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Open a file with the given set of options. |
| The base implementation performs a blocking |
| call to <a href="../../../../org/apache/hadoop/fs/AbstractFileSystem.html#open-org.apache.hadoop.fs.Path-int-"><code>open(Path, int)</code></a>in this call; |
| the actual outcome is in the returned <code>CompletableFuture</code>. |
| This avoids having to create some thread pool, while still |
| setting up the expectation that the <code>get()</code> call |
| is needed to evaluate the result.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - path to the file</dd> |
| <dd><code>parameters</code> - open file parameters from the builder.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a future which will evaluate to the opened file.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - failure to resolve the link.</dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - unknown mandatory key</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="hasPathCapability-org.apache.hadoop.fs.Path-java.lang.String-"> |
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| <li class="blockList"> |
| <h4>hasPathCapability</h4> |
| <pre>public boolean hasPathCapability(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> path, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> capability) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code>org.apache.hadoop.fs.PathCapabilities</code></span></div> |
| <div class="block">Probe for a specific capability under the given path. |
| If the function returns <code>true</code>, this instance is explicitly |
| declaring that the capability is available. |
| If the function returns <code>false</code>, it can mean one of: |
| <ul> |
| <li>The capability is not known.</li> |
| <li>The capability is known but it is not supported.</li> |
| <li>The capability is known but the filesystem does not know if it |
| is supported under the supplied path.</li> |
| </ul> |
| The core guarantee which a caller can rely on is: if the predicate |
| returns true, then the specific operation/behavior can be expected to be |
| supported. However a specific call may be rejected for permission reasons, |
| the actual file/directory not being present, or some other failure during |
| the attempted execution of the operation. |
| <p> |
| Implementors: <code>PathCapabilitiesSupport</code> |
| can be used to help implement this method.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code>hasPathCapability</code> in interface <code>org.apache.hadoop.fs.PathCapabilities</code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - path to query the capability of.</dd> |
| <dd><code>capability</code> - non-null, non-empty string to query the path for support.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if the capability is supported under that part of the FS.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - this should not be raised, except on problems |
| resolving paths or relaying the call.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createMultipartUploader-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createMultipartUploader</h4> |
| <pre>@InterfaceStability.Unstable |
| public org.apache.hadoop.fs.MultipartUploaderBuilder createMultipartUploader(<a href="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</a> basePath) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Create a multipart uploader.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>basePath</code> - file path under which all files are uploaded</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a MultipartUploaderBuilder object to build the uploader</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if some early checks cause IO failures.</dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang">UnsupportedOperationException</a></code> - if support is checked early.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="methodNotSupported--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>methodNotSupported</h4> |
| <pre>protected final void methodNotSupported()</pre> |
| <div class="block">Helper method that throws an <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang"><code>UnsupportedOperationException</code></a> for the |
| current <a href="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs"><code>FileSystem</code></a> method being called.</div> |
| </li> |
| </ul> |
| </li> |
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