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<h2 title="Interface NodeHashMap" class="title">Interface NodeHashMap</h2>
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<pre>public interface <span class="typeNameLabel">NodeHashMap</span></pre>
<div class="block">The interface defined to manage the hash based on the entries in the
nodes map.</div>
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<h3>Method Summary</h3>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#clear--">clear</a></span>()</code>
<div class="block">Clear all the items stored inside this map.</div>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</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="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a>>></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#entrySet--">entrySet</a></span>()</code>
<div class="block">Return all the entries inside this map.</div>
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<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#get-java.lang.String-">get</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> path)</code>
<div class="block">Return the data node associated with the path.</div>
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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/zookeeper/server/NodeHashMap.html#getDigest--">getDigest</a></span>()</code>
<div class="block">Return the digest value.</div>
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<tr id="i4" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#postChange-java.lang.String-org.apache.zookeeper.server.DataNode-">postChange</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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</code>
<div class="block">Called after making the changes on the node, which will update
the digest.</div>
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<tr id="i5" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#preChange-java.lang.String-org.apache.zookeeper.server.DataNode-">preChange</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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</code>
<div class="block">Called before we made the change on the node, which will clear
the digest associated with it.</div>
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<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#put-java.lang.String-org.apache.zookeeper.server.DataNode-">put</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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</code>
<div class="block">Add the node into the map and update the digest with the new node.</div>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#putWithoutDigest-java.lang.String-org.apache.zookeeper.server.DataNode-">putWithoutDigest</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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</code>
<div class="block">Add the node into the map without update the digest.</div>
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<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#remove-java.lang.String-">remove</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> path)</code>
<div class="block">Remove the path from the internal nodes map.</div>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/NodeHashMap.html#size--">size</a></span>()</code>
<div class="block">Return the size of the nodes stored in this map.</div>
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<h4>put</h4>
<pre><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> put(<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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</pre>
<div class="block">Add the node into the map and update the digest with the new node.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path of the node</dd>
<dd><code>node</code> - the actual node associated with this path</dd>
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<h4>putWithoutDigest</h4>
<pre><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> putWithoutDigest(<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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</pre>
<div class="block">Add the node into the map without update the digest.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path of the node</dd>
<dd><code>node</code> - the actual node associated with this path</dd>
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<h4>get</h4>
<pre><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> get(<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> path)</pre>
<div class="block">Return the data node associated with the path.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path to read from</dd>
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<h4>remove</h4>
<pre><a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> remove(<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> path)</pre>
<div class="block">Remove the path from the internal nodes map.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path to remove</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the node being removed</dd>
</dl>
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<h4>entrySet</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</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="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a>>> entrySet()</pre>
<div class="block">Return all the entries inside this map.</div>
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<h4>clear</h4>
<pre>void clear()</pre>
<div class="block">Clear all the items stored inside this map.</div>
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<h4>size</h4>
<pre>int size()</pre>
<div class="block">Return the size of the nodes stored in this map.</div>
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<pre>void preChange(<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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</pre>
<div class="block">Called before we made the change on the node, which will clear
the digest associated with it.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path being changed</dd>
<dd><code>node</code> - the node associated with the path</dd>
</dl>
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<pre>void postChange(<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> path,
<a href="../../../../org/apache/zookeeper/server/DataNode.html" title="class in org.apache.zookeeper.server">DataNode</a> node)</pre>
<div class="block">Called after making the changes on the node, which will update
the digest.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path being changed</dd>
<dd><code>node</code> - the node associated with the path</dd>
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<pre>long getDigest()</pre>
<div class="block">Return the digest value.</div>
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