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apache / hadoop-site / 952d547359cafef280f0a0324055741b2ed55be1 / . / content / docs / r3.3.1 / hadoop-project-dist / hadoop-hdfs / build / source / hadoop-hdfs-project / hadoop-hdfs / target / api / org / apache / hadoop / hdfs / server / namenode / INodeFileAttributes.SnapshotCopy.html
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<div class="subTitle">org.apache.hadoop.hdfs.server.namenode</div>
<h2 title="Class INodeFileAttributes.SnapshotCopy" class="title">Class INodeFileAttributes.SnapshotCopy</h2>
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<li><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html" title="class in org.apache.hadoop.hdfs.server.namenode">org.apache.hadoop.hdfs.server.namenode.INodeAttributes.SnapshotCopy</a></li>
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<li>org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes.SnapshotCopy</li>
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<dt>All Implemented Interfaces:</dt>
<dd>org.apache.hadoop.hdfs.server.namenode.INodeAttributes, org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</dd>
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<dt>Enclosing interface:</dt>
<dd>org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</dd>
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<pre>public static class <span class="typeNameLabel">INodeFileAttributes.SnapshotCopy</span>
extends <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html" title="class in org.apache.hadoop.hdfs.server.namenode">INodeAttributes.SnapshotCopy</a>
implements org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</pre>
<div class="block">A copy of the inode file attributes</div>
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<h3>Nested classes/interfaces inherited from interface&nbsp;org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</h3>
<code><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html" title="class in org.apache.hadoop.hdfs.server.namenode">INodeFileAttributes.SnapshotCopy</a></code></li>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#SnapshotCopy-byte:A-org.apache.hadoop.fs.permission.PermissionStatus-org.apache.hadoop.hdfs.server.namenode.AclFeature-long-long-java.lang.Short-java.lang.Byte-long-byte-org.apache.hadoop.hdfs.server.namenode.XAttrFeature-org.apache.hadoop.hdfs.protocol.BlockType-">SnapshotCopy</a></span>(byte[]&nbsp;name,
org.apache.hadoop.fs.permission.PermissionStatus&nbsp;permissions,
org.apache.hadoop.hdfs.server.namenode.AclFeature&nbsp;aclFeature,
long&nbsp;modificationTime,
long&nbsp;accessTime,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang">Short</a>&nbsp;replication,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang">Byte</a>&nbsp;ecPolicyID,
long&nbsp;preferredBlockSize,
byte&nbsp;storagePolicyID,
org.apache.hadoop.hdfs.server.namenode.XAttrFeature&nbsp;xAttrsFeature,
org.apache.hadoop.hdfs.protocol.BlockType&nbsp;blockType)</code>&nbsp;</td>
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<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#SnapshotCopy-org.apache.hadoop.hdfs.server.namenode.INodeFile-">SnapshotCopy</a></span>(org.apache.hadoop.hdfs.server.namenode.INodeFile&nbsp;file)</code>&nbsp;</td>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>org.apache.hadoop.hdfs.protocol.BlockType</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#getBlockType--">getBlockType</a></span>()</code>&nbsp;</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>byte</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#getErasureCodingPolicyID--">getErasureCodingPolicyID</a></span>()</code>&nbsp;</td>
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<tr id="i2" class="altColor">
<td class="colFirst"><code>short</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#getFileReplication--">getFileReplication</a></span>()</code>&nbsp;</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#getHeaderLong--">getHeaderLong</a></span>()</code>&nbsp;</td>
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<tr id="i4" class="altColor">
<td class="colFirst"><code>byte</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#getLocalStoragePolicyID--">getLocalStoragePolicyID</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#getPreferredBlockSize--">getPreferredBlockSize</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#isDirectory--">isDirectory</a></span>()</code>&nbsp;</td>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#isStriped--">isStriped</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeFileAttributes.SnapshotCopy.html#metadataEquals-org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes-">metadataEquals</a></span>(org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes&nbsp;other)</code>&nbsp;</td>
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<h3>Methods inherited from class&nbsp;org.apache.hadoop.hdfs.server.namenode.<a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html" title="class in org.apache.hadoop.hdfs.server.namenode">INodeAttributes.SnapshotCopy</a></h3>
<code><a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getAccessTime--">getAccessTime</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getAclFeature--">getAclFeature</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getFsPermission--">getFsPermission</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getFsPermissionShort--">getFsPermissionShort</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getGroupName--">getGroupName</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getLocalNameBytes--">getLocalNameBytes</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getModificationTime--">getModificationTime</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getPermissionLong--">getPermissionLong</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getUserName--">getUserName</a>, <a href="../../../../../../org/apache/hadoop/hdfs/server/namenode/INodeAttributes.SnapshotCopy.html#getXAttrFeature--">getXAttrFeature</a></code></li>
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<h3>Methods inherited from interface&nbsp;org.apache.hadoop.hdfs.server.namenode.INodeAttributes</h3>
<code>getAccessTime, getAclFeature, getFsPermission, getFsPermissionShort, getGroupName, getLocalNameBytes, getModificationTime, getPermissionLong, getUserName, getXAttrFeature</code></li>
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<h3>Constructor Detail</h3>
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<h4>SnapshotCopy</h4>
<pre>public&nbsp;SnapshotCopy(byte[]&nbsp;name,
org.apache.hadoop.fs.permission.PermissionStatus&nbsp;permissions,
org.apache.hadoop.hdfs.server.namenode.AclFeature&nbsp;aclFeature,
long&nbsp;modificationTime,
long&nbsp;accessTime,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang">Short</a>&nbsp;replication,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang">Byte</a>&nbsp;ecPolicyID,
long&nbsp;preferredBlockSize,
byte&nbsp;storagePolicyID,
org.apache.hadoop.hdfs.server.namenode.XAttrFeature&nbsp;xAttrsFeature,
org.apache.hadoop.hdfs.protocol.BlockType&nbsp;blockType)</pre>
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<h4>SnapshotCopy</h4>
<pre>public&nbsp;SnapshotCopy(org.apache.hadoop.hdfs.server.namenode.INodeFile&nbsp;file)</pre>
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<pre>public&nbsp;boolean&nbsp;isDirectory()</pre>
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<pre>public&nbsp;short&nbsp;getFileReplication()</pre>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>whether the file is striped (instead of contiguous)</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>the ID of the ErasureCodingPolicy</dd>
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<pre>public&nbsp;long&nbsp;getPreferredBlockSize()</pre>
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<dd><code>getPreferredBlockSize</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>preferred block size in bytes</dd>
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<h4>getLocalStoragePolicyID</h4>
<pre>public&nbsp;byte&nbsp;getLocalStoragePolicyID()</pre>
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<dd><code>getLocalStoragePolicyID</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</code></dd>
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<pre>public&nbsp;long&nbsp;getHeaderLong()</pre>
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<dd><code>getHeaderLong</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the header as a long.</dd>
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<h4>metadataEquals</h4>
<pre>public&nbsp;boolean&nbsp;metadataEquals(org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes&nbsp;other)</pre>
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<dd><code>metadataEquals</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.hdfs.server.namenode.INodeFileAttributes</code></dd>
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