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| <div class="subTitle">org.apache.ignite.igfs</div> |
| <h2 title="Interface IgfsFile" class="title">Interface IgfsFile</h2> |
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| <pre>public interface <span class="typeNameLabel">IgfsFile</span></pre> |
| <div class="block"><code>IGFS</code> file or directory descriptor. For example, to get information about |
| a file you would use the following code: |
| <pre name="code" class="java"> |
| IgfsPath filePath = new IgfsPath("my/working/dir", "file.txt"); |
| |
| // Get metadata about file. |
| IgfsFile file = igfs.info(filePath); |
| </pre></div> |
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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>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsFile.html#accessTime--">accessTime</a></span>()</code> |
| <div class="block">Gets file last access time.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsFile.html#blockSize--">blockSize</a></span>()</code> |
| <div class="block">Gets file's data block size.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsFile.html#groupBlockSize--">groupBlockSize</a></span>()</code> |
| <div class="block">Gets file group block size (i.e. block size * group size).</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsFile.html#isDirectory--">isDirectory</a></span>()</code> |
| <div class="block">Check this file is a directory.</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/ignite/igfs/IgfsFile.html#isFile--">isFile</a></span>()</code> |
| <div class="block">Check this file is a data file.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsFile.html#length--">length</a></span>()</code> |
| <div class="block">Gets file's length.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsFile.html#modificationTime--">modificationTime</a></span>()</code> |
| <div class="block">Gets file last modification time.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/ignite/igfs/IgfsPath.html" title="class in org.apache.ignite.igfs">IgfsPath</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/igfs/IgfsFile.html#path--">path</a></span>()</code> |
| <div class="block">Gets path to file.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code><a href="http://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="http://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="http://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/ignite/igfs/IgfsFile.html#properties--">properties</a></span>()</code> |
| <div class="block">Get properties of the file.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code><a href="http://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/ignite/igfs/IgfsFile.html#property-java.lang.String-">property</a></span>(<a href="http://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 file's property for specified name.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="http://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/ignite/igfs/IgfsFile.html#property-java.lang.String-java.lang.String-">property</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name, |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> dfltVal)</code> |
| <div class="block">Get file's property for specified name.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
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| <!-- ============ METHOD DETAIL ========== --> |
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| <h3>Method Detail</h3> |
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| <h4>path</h4> |
| <pre><a href="../../../../org/apache/ignite/igfs/IgfsPath.html" title="class in org.apache.ignite.igfs">IgfsPath</a> path()</pre> |
| <div class="block">Gets path to file.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Path to file.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isFile--"> |
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| <h4>isFile</h4> |
| <pre>boolean isFile()</pre> |
| <div class="block">Check this file is a data file.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>True</code> if this is a data file.</dd> |
| </dl> |
| </li> |
| </ul> |
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| </a> |
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| <h4>isDirectory</h4> |
| <pre>boolean isDirectory()</pre> |
| <div class="block">Check this file is a directory.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>True</code> if this is a directory.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="length--"> |
| <!-- --> |
| </a> |
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| <h4>length</h4> |
| <pre>long length()</pre> |
| <div class="block">Gets file's length.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>File's length or <code>zero</code> for directories.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="blockSize--"> |
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| <h4>blockSize</h4> |
| <pre>int blockSize()</pre> |
| <div class="block">Gets file's data block size.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>File's data block size or <code>zero</code> for directories.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="groupBlockSize--"> |
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| <h4>groupBlockSize</h4> |
| <pre>long groupBlockSize()</pre> |
| <div class="block">Gets file group block size (i.e. block size * group size).</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>File group block size.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="accessTime--"> |
| <!-- --> |
| </a> |
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| <li class="blockList"> |
| <h4>accessTime</h4> |
| <pre>long accessTime()</pre> |
| <div class="block">Gets file last access time. File last access time is not updated automatically due to |
| performance considerations and can be updated on demand with |
| <a href="../../../../org/apache/ignite/IgniteFileSystem.html#setTimes-org.apache.ignite.igfs.IgfsPath-long-long-"><code>IgniteFileSystem.setTimes(IgfsPath, long, long)</code></a> method. |
| <p> |
| By default last access time equals file creation time.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Last access time.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="modificationTime--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>modificationTime</h4> |
| <pre>long modificationTime()</pre> |
| <div class="block">Gets file last modification time. File modification time is updated automatically on each file write and |
| append.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Last modification time.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="property-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>property</h4> |
| <pre><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> property(<a href="http://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="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Get file's property for specified name.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>name</code> - Name of the property.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>File's property for specified name.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - If requested property was not found.</dd> |
| </dl> |
| </li> |
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| <a name="property-java.lang.String-java.lang.String-"> |
| <!-- --> |
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| <h4>property</h4> |
| <pre>@Nullable |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> property(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name, |
| @Nullable |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> dfltVal)</pre> |
| <div class="block">Get file's property for specified name.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>name</code> - Name of the property.</dd> |
| <dd><code>dfltVal</code> - Default value if requested property was not found.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>File's property for specified name.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="properties--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
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| <h4>properties</h4> |
| <pre><a href="http://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="http://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="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> properties()</pre> |
| <div class="block">Get properties of the file.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Properties of the file.</dd> |
| </dl> |
| </li> |
| </ul> |
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