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| <h2 title="Interface IAdvancedFSOps" class="title">Interface IAdvancedFSOps</h2> |
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| <pre>public interface <span class="typeNameLabel">IAdvancedFSOps</span></pre> |
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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="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></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/storm/daemon/supervisor/IAdvancedFSOps.html#copyDirectory-java.io.File-java.io.File-">copyDirectory</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> fromDir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> toDir)</code> |
| <div class="block">Copy a directory.</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/storm/daemon/supervisor/IAdvancedFSOps.html#createSymlink-java.io.File-java.io.File-">createSymlink</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> link, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> target)</code> |
| <div class="block">Create a symbolic link pointing at target.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#deleteIfExists-java.io.File-">deleteIfExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> path)</code> |
| <div class="block">Delete a file or a directory and all of the children.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#deleteIfExists-java.io.File-java.lang.String-java.lang.String-">deleteIfExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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> user, |
| <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> logPrefix)</code> |
| <div class="block">Delete a file or a directory and all of the children.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#doRequiredTopoFilesExist-java.util.Map-java.lang.String-">doRequiredTopoFilesExist</a></span>(<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>,<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>> conf, |
| <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> topologyId)</code> |
| <div class="block">Sanity check if everything the topology needs is there for it to run.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#dump-java.io.File-java.lang.String-">dump</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> location, |
| <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> data)</code> |
| <div class="block">Dump a string to a file.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#fileExists-java.io.File-">fileExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> path)</code> |
| <div class="block">Check if a file exists or not.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#fileExists-java.nio.file.Path-">fileExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a> path)</code> |
| <div class="block">Check if a file exists or not.</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/storm/daemon/supervisor/IAdvancedFSOps.html#forceMkdir-java.io.File-">forceMkdir</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> path)</code> |
| <div class="block">Makes a directory, including any necessary but nonexistent parent directories.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#forceMkdir-java.nio.file.Path-">forceMkdir</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a> path)</code> |
| <div class="block">Makes a directory, including any necessary but nonexistent parent directories.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#getOutputStream-java.io.File-">getOutputStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> file)</code> |
| <div class="block">Get an output stream to write to a given file.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#getWriter-java.io.File-">getWriter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> file)</code> |
| <div class="block">Get a writer for the given location.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#moveDirectoryPreferAtomic-java.io.File-java.io.File-">moveDirectoryPreferAtomic</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> fromDir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> toDir)</code> |
| <div class="block">Move fromDir to toDir, and try to make it an atomic move if possible.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#moveFile-java.io.File-java.io.File-">moveFile</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> fromFile, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> toFile)</code> |
| <div class="block">Moves a file to a given destination.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-">newDirectoryStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a> dir)</code> |
| <div class="block">List the contents of a directory.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-java.nio.file.DirectoryStream.Filter-">newDirectoryStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a> dir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.Filter.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream.Filter</a><? super <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>> filter)</code> |
| <div class="block">List the contents of a directory.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#restrictDirectoryPermissions-java.io.File-">restrictDirectoryPermissions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> dir)</code> |
| <div class="block">Set directory permissions to (OWNER)RWX (GROUP)R-X (OTHER)— On some systems that do not support this, it may become a noop.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#setupBlobPermissions-java.io.File-java.lang.String-">setupBlobPermissions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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> user)</code> |
| <div class="block">Setup permissions properly for an internal blob store path.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#setupStormCodeDir-java.lang.String-java.io.File-">setupStormCodeDir</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> user, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> path)</code> |
| <div class="block">Setup the permissions for the storm code dir.</div> |
| </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#setupWorkerArtifactsDir-java.lang.String-java.io.File-">setupWorkerArtifactsDir</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> user, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> path)</code> |
| <div class="block">Setup the permissions for the worker artifacts dirs.</div> |
| </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#slurp-java.io.File-">slurp</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> location)</code> |
| <div class="block">Read the contents of a file into a byte array.</div> |
| </td> |
| </tr> |
| <tr id="i21" 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/storm/daemon/supervisor/IAdvancedFSOps.html#slurpString-java.io.File-">slurpString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> location)</code> |
| <div class="block">Read the contents of a file into a String.</div> |
| </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#supportsAtomicDirectoryMove--">supportsAtomicDirectoryMove</a></span>()</code> |
| <div class="block">Check whether supports atomic directory move.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
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| <li class="blockList"> |
| <h4>restrictDirectoryPermissions</h4> |
| <pre>void restrictDirectoryPermissions(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> dir) |
| 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"><p>Set directory permissions to (OWNER)RWX (GROUP)R-X (OTHER)— On some systems that do not support this, it may become a noop.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>dir</code> - the directory to change permissions on</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> - on any error</dd> |
| </dl> |
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| <h4>moveDirectoryPreferAtomic</h4> |
| <pre>void moveDirectoryPreferAtomic(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> fromDir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> toDir) |
| 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"><p>Move fromDir to toDir, and try to make it an atomic move if possible.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fromDir</code> - what to move</dd> |
| <dd><code>toDir</code> - where to move it from</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> - on any error</dd> |
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| <h4>moveFile</h4> |
| <pre>void moveFile(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> fromFile, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> toFile) |
| 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"><p>Moves a file to a given destination.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fromFile</code> - file to move</dd> |
| <dd><code>toFile</code> - where to move it</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> - on any error</dd> |
| </dl> |
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| <h4>supportsAtomicDirectoryMove</h4> |
| <pre>boolean supportsAtomicDirectoryMove()</pre> |
| <div class="block"><p>Check whether supports atomic directory move.</p></div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if an atomic directory move works, else false</dd> |
| </dl> |
| </li> |
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| <h4>copyDirectory</h4> |
| <pre>void copyDirectory(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> fromDir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> toDir) |
| 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"><p>Copy a directory.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fromDir</code> - from where</dd> |
| <dd><code>toDir</code> - to where</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> - on any error</dd> |
| </dl> |
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| <h4>setupBlobPermissions</h4> |
| <pre>void setupBlobPermissions(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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> user) |
| 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"><p>Setup permissions properly for an internal blob store path.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - the path to set the permissions on</dd> |
| <dd><code>user</code> - the user to change the permissions for</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> - on any error</dd> |
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| <pre>void deleteIfExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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> user, |
| <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> logPrefix) |
| 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"><p>Delete a file or a directory and all of the children. If it exists.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - what to delete</dd> |
| <dd><code>user</code> - who to delete it as if doing it as someone else is supported</dd> |
| <dd><code>logPrefix</code> - if an external process needs to be launched to delete the object what prefix to include in the logs</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> - on any error.</dd> |
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| <pre>void deleteIfExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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"><p>Delete a file or a directory and all of the children. If it exists.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - what to delete</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> - on any error.</dd> |
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| <h4>setupStormCodeDir</h4> |
| <pre>void setupStormCodeDir(<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> user, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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"><p>Setup the permissions for the storm code dir.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>user</code> - the owner of the topology</dd> |
| <dd><code>path</code> - the directory to set the permissions on</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> - on any error</dd> |
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| <pre>void setupWorkerArtifactsDir(<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> user, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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"><p>Setup the permissions for the worker artifacts dirs.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>user</code> - the owner of the topology</dd> |
| <dd><code>path</code> - the directory to set the permissions on</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> - on any error</dd> |
| </dl> |
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| <pre>boolean doRequiredTopoFilesExist(<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>,<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>> conf, |
| <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> topologyId) |
| 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"><p>Sanity check if everything the topology needs is there for it to run.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>conf</code> - the config of the supervisor</dd> |
| <dd><code>topologyId</code> - the ID of the topology</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if everything is there, else false</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> - on any error</dd> |
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| <h4>forceMkdir</h4> |
| <pre>void forceMkdir(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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"><p>Makes a directory, including any necessary but nonexistent parent directories.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - the directory to create</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> - on any error</dd> |
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| <pre>void forceMkdir(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">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"><p>Makes a directory, including any necessary but nonexistent parent directories.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - the directory to create</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> - on any error</dd> |
| </dl> |
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| </ul> |
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| <h4>newDirectoryStream</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>> newDirectoryStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a> dir, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.Filter.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream.Filter</a><? super <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>> filter) |
| 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"><p>List the contents of a directory.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>dir</code> - the driectory to list the contents of</dd> |
| <dd><code>filter</code> - a filter to decide if it should be included or not</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A stream of directory entries</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> - on any error</dd> |
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| <h4>newDirectoryStream</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>> newDirectoryStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a> dir) |
| 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"><p>List the contents of a directory.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>dir</code> - the driectory to list the contents of</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A stream of directory entries</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> - on any error</dd> |
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| <pre>boolean fileExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</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"><p>Check if a file exists or not.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - the path to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if it exists else false</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> - on any error.</dd> |
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| <pre>boolean fileExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">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"><p>Check if a file exists or not.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - the path to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if it exists else false</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> - on any error.</dd> |
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| <h4>getWriter</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a> getWriter(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> file) |
| 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"><p>Get a writer for the given location.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>file</code> - the file to write to</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the Writer to use.</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> - on any error</dd> |
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| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a> getOutputStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> file) |
| 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"><p>Get an output stream to write to a given file.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>file</code> - the file to write to</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an OutputStream for that 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> - on any error</dd> |
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| <pre>void dump(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> location, |
| <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> data) |
| 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"><p>Dump a string to a file.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>location</code> - where to write to</dd> |
| <dd><code>data</code> - the data to write</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> - on any error</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="slurpString-java.io.File-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>slurpString</h4> |
| <pre><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> slurpString(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> location) |
| 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"><p>Read the contents of a file into a String.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>location</code> - the file to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the contents of the 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> - on any error</dd> |
| </dl> |
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| </ul> |
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| <h4>slurp</h4> |
| <pre>byte[] slurp(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> location) |
| 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"><p>Read the contents of a file into a byte array.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>location</code> - the file to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the contents of the 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> - on any error</dd> |
| </dl> |
| </li> |
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| <a name="createSymlink-java.io.File-java.io.File-"> |
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| <h4>createSymlink</h4> |
| <pre>void createSymlink(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> link, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> target) |
| 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"><p>Create a symbolic link pointing at target.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>link</code> - the link to create</dd> |
| <dd><code>target</code> - where it should point to</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> - on any error.</dd> |
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