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title="class or interface in java.lang">java.lang.Object</a></li> +<li> +<ul class="inheritance"> +<li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">org.apache.hadoop.hbase.zookeeper.ZKListener</a></li> +<li> +<ul class="inheritance"> +<li>org.apache.hadoop.hbase.zookeeper.ZKNodeTracker</li> +</ul> +</li> +</ul> +</li> +</ul> +<div class="description"> +<ul class="blockList"> +<li class="blockList"> +<dl> +<dt>Direct Known Subclasses:</dt> +<dd><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ClusterStatusTracker.html" title="class in org.apache.hadoop.hbase.zookeeper">ClusterStatusTracker</a>, <a href="../../../../../org/apache/hadoop/hbase/zookeeper/LoadBalancerTracker.html" title="class in org.apache.hadoop.hbase.zookeeper">LoadBalancerTracker</a>, <a href="../../../../../org/apache/hadoop/hbase/zookeeper/MasterAddressTracker.html" title="class in org.apache.hadoop.hbase.zookeeper">MasterAddressTracker</a>, <a href="../../../../../org/apache/hadoop/hbase/zookeeper/RegionNormalizerTracker.html" title="class in org.apache.hadoop.hbase.zookeeper">RegionNormalizerTracker</a>, <a href="../../../../../org/apache/hadoop/hbase/replication/ReplicationPeerZKImpl.PeerConfigTracker.html" title="class in org.apache.hadoop.hbase.replication">ReplicationPeerZKImpl.PeerConfigTracker</a>, <a href="../../../../../org/apache/hadoop/hbase/replication/ReplicationPeerZKImpl.PeerStateTracker.html" title="class in org.apache.hadoo p.hbase.replication">ReplicationPeerZKImpl.PeerStateTracker</a>, <a href="../../../../../org/apache/hadoop/hbase/master/SplitOrMergeTracker.SwitchStateTracker.html" title="class in org.apache.hadoop.hbase.master">SplitOrMergeTracker.SwitchStateTracker</a></dd> +</dl> +<hr> +<br> +<pre>@InterfaceAudience.Private +public abstract class <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.37">ZKNodeTracker</a> +extends <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></pre> +<div class="block">Tracks the availability and value of a single ZooKeeper node. + + <p>Utilizes the <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper"><code>ZKListener</code></a> interface to get the necessary + ZooKeeper events related to the node. + + <p>This is the base class used by trackers in both the Master and + RegionServers.</div> +</li> +</ul> +</div> +<div class="summary"> +<ul class="blockList"> +<li class="blockList"> +<!-- =========== FIELD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="field.summary"> +<!-- --> +</a> +<h3>Field Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> +<caption><span>Fields</span><span class="tabEnd"> </span></caption> +<tr> +<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 <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#abortable">abortable</a></span></code> +<div class="block">Used to abort if a fatal error occurs</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>private byte[]</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#data">data</a></span></code> +<div class="block">Data of the node being tracked</div> +</td> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>protected static org.apache.commons.logging.Log</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#LOG">LOG</a></span></code> </td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>protected <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/hadoop/hbase/zookeeper/ZKNodeTracker.html#node">node</a></span></code> +<div class="block">Path of node being tracked</div> +</td> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>private boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#stopped">stopped</a></span></code> </td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="fields.inherited.from.class.org.apache.hadoop.hbase.zookeeper.ZKListener"> +<!-- --> +</a> +<h3>Fields inherited from class org.apache.hadoop.hbase.zookeeper.<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></h3> +<code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#watcher">watcher</a></code></li> +</ul> +</li> +</ul> +<!-- ======== CONSTRUCTOR SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.summary"> +<!-- --> +</a> +<h3>Constructor Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> +<caption><span>Constructors</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colOne" scope="col">Constructor and Description</th> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#ZKNodeTracker-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-org.apache.hadoop.hbase.Abortable-">ZKNodeTracker</a></span>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> watcher, + <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> node, + <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a> abortable)</code> +<div class="block">Constructs a new ZK node tracker.</div> +</td> +</tr> +</table> +</li> +</ul> +<!-- ========== METHOD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.summary"> +<!-- --> +</a> +<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="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete 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>byte[]</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#blockUntilAvailable--">blockUntilAvailable</a></span>()</code> +<div class="block">Gets the data of the node, blocking until the node is available.</div> +</td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code>byte[]</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#blockUntilAvailable-long-boolean-">blockUntilAvailable</a></span>(long timeout, + boolean refresh)</code> +<div class="block">Gets the data of the node, blocking until the node is available or the + specified timeout has elapsed.</div> +</td> +</tr> +<tr id="i2" class="altColor"> +<td class="colFirst"><code>boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#checkIfBaseNodeAvailable--">checkIfBaseNodeAvailable</a></span>()</code> +<div class="block">Checks if the baseznode set as per the property 'zookeeper.znode.parent' + exists.</div> +</td> +</tr> +<tr id="i3" class="rowColor"> +<td class="colFirst"><code>byte[]</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#getData-boolean-">getData</a></span>(boolean refresh)</code> +<div class="block">Gets the data of the node.</div> +</td> +</tr> +<tr id="i4" 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/hadoop/hbase/zookeeper/ZKNodeTracker.html#getNode--">getNode</a></span>()</code> </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/hadoop/hbase/zookeeper/ZKNodeTracker.html#nodeCreated-java.lang.String-">nodeCreated</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> path)</code> +<div class="block">Called when a new node has been created.</div> +</td> +</tr> +<tr id="i6" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#nodeDataChanged-java.lang.String-">nodeDataChanged</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> path)</code> +<div class="block">Called when an existing node has changed data.</div> +</td> +</tr> +<tr id="i7" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#nodeDeleted-java.lang.String-">nodeDeleted</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> path)</code> +<div class="block">Called when a node has been deleted</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/hbase/zookeeper/ZKNodeTracker.html#start--">start</a></span>()</code> +<div class="block">Starts the tracking of the node in ZooKeeper.</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/hadoop/hbase/zookeeper/ZKNodeTracker.html#stop--">stop</a></span>()</code> </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/hadoop/hbase/zookeeper/ZKNodeTracker.html#toString--">toString</a></span>()</code> </td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.org.apache.hadoop.hbase.zookeeper.ZKListener"> +<!-- --> +</a> +<h3>Methods inherited from class org.apache.hadoop.hbase.zookeeper.<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></h3> +<code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#getWatcher--">getWatcher</a>, <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeChildrenChanged-java.lang.String-">nodeChildrenChanged</a></code></li> +</ul> +<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="http://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="http://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="http://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>, <a href="http://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="http://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="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--"; title="class or interface in java.lang">hashCode</a>, <a href="http://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="http://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="http://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="http://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="http://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="LOG"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>LOG</h4> +<pre>protected static final org.apache.commons.logging.Log <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.39">LOG</a></pre> +</li> +</ul> +<a name="node"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>node</h4> +<pre>protected final <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="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.41">node</a></pre> +<div class="block">Path of node being tracked</div> +</li> +</ul> +<a name="data"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>data</h4> +<pre>private byte[] <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.44">data</a></pre> +<div class="block">Data of the node being tracked</div> +</li> +</ul> +<a name="abortable"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>abortable</h4> +<pre>protected final <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a> <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.47">abortable</a></pre> +<div class="block">Used to abort if a fatal error occurs</div> +</li> +</ul> +<a name="stopped"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>stopped</h4> +<pre>private boolean <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.49">stopped</a></pre> +</li> +</ul> +</li> +</ul> +<!-- ========= CONSTRUCTOR DETAIL ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.detail"> +<!-- --> +</a> +<h3>Constructor Detail</h3> +<a name="ZKNodeTracker-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-org.apache.hadoop.hbase.Abortable-"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>ZKNodeTracker</h4> +<pre>public <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.60">ZKNodeTracker</a>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> watcher, + <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> node, + <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a> abortable)</pre> +<div class="block">Constructs a new ZK node tracker. + + <p>After construction, use <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#start--"><code>start()</code></a> to kick off tracking.</div> +<dl> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>watcher</code> - </dd> +<dd><code>node</code> - </dd> +<dd><code>abortable</code> - </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="start--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>start</h4> +<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.74">start</a>()</pre> +<div class="block">Starts the tracking of the node in ZooKeeper. + + <p>Use <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#blockUntilAvailable--"><code>blockUntilAvailable()</code></a> to block until the node is available + or <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#getData-boolean-"><code>getData(boolean)</code></a> to get the data of the node if it is available.</div> +</li> +</ul> +<a name="stop--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>stop</h4> +<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.92">stop</a>()</pre> +</li> +</ul> +<a name="blockUntilAvailable--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>blockUntilAvailable</h4> +<pre>public byte[] <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.103">blockUntilAvailable</a>() + throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></pre> +<div class="block">Gets the data of the node, blocking until the node is available.</div> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>data of the node</dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></code> - if the waiting thread is interrupted</dd> +</dl> +</li> +</ul> +<a name="blockUntilAvailable-long-boolean-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>blockUntilAvailable</h4> +<pre>public byte[] <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.117">blockUntilAvailable</a>(long timeout, + boolean refresh) + throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></pre> +<div class="block">Gets the data of the node, blocking until the node is available or the + specified timeout has elapsed.</div> +<dl> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>timeout</code> - maximum time to wait for the node data to be available, + n milliseconds. Pass 0 for no timeout.</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>data of the node</dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></code> - if the waiting thread is interrupted</dd> +</dl> +</li> +</ul> +<a name="getData-boolean-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getData</h4> +<pre>public byte[] <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.174">getData</a>(boolean refresh)</pre> +<div class="block">Gets the data of the node. + + <p>If the node is currently available, the most up-to-date known version of + the data is returned. If the node is not currently available, null is + returned.</div> +<dl> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>refresh</code> - whether to refresh the data by calling ZK directly.</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>data of the node, null if unavailable</dd> +</dl> +</li> +</ul> +<a name="getNode--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getNode</h4> +<pre>public <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="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.185">getNode</a>()</pre> +</li> +</ul> +<a name="nodeCreated-java.lang.String-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>nodeCreated</h4> +<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.190">nodeCreated</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> path)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeCreated-java.lang.String-">ZKListener</a></code></span></div> +<div class="block">Called when a new node has been created.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeCreated-java.lang.String-">nodeCreated</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></code></dd> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>path</code> - full path of the new node</dd> +</dl> +</li> +</ul> +<a name="nodeDeleted-java.lang.String-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>nodeDeleted</h4> +<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.206">nodeDeleted</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> path)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeDeleted-java.lang.String-">ZKListener</a></code></span></div> +<div class="block">Called when a node has been deleted</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeDeleted-java.lang.String-">nodeDeleted</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></code></dd> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>path</code> - full path of the deleted node</dd> +</dl> +</li> +</ul> +<a name="nodeDataChanged-java.lang.String-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>nodeDataChanged</h4> +<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.221">nodeDataChanged</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> path)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeDataChanged-java.lang.String-">ZKListener</a></code></span></div> +<div class="block">Called when an existing node has changed data.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeDataChanged-java.lang.String-">nodeDataChanged</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></code></dd> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>path</code> - full path of the updated node</dd> +</dl> +</li> +</ul> +<a name="checkIfBaseNodeAvailable--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>checkIfBaseNodeAvailable</h4> +<pre>public boolean <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.233">checkIfBaseNodeAvailable</a>()</pre> +<div class="block">Checks if the baseznode set as per the property 'zookeeper.znode.parent' + exists.</div> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>true if baseznode exists. + false if doesnot exists.</dd> +</dl> +</li> +</ul> +<a name="toString--"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>toString</h4> +<pre>public <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="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#line.247">toString</a>()</pre> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--"; title="class or interface in java.lang">toString</a></code> in class <code><a href="http://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> +</li> +</ul> +</li> +</ul> +</div> +</div> +<!-- ========= END OF CLASS DATA ========= --> +<!-- ======= START OF BOTTOM NAVBAR ====== --> +<div class="bottomNav"><a name="navbar.bottom"> +<!-- --> +</a> +<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> +<a name="navbar.bottom.firstrow"> +<!-- --> +</a> +<ul class="navList" title="Navigation"> +<li><a href="../../../../../overview-summary.html">Overview</a></li> +<li><a href="package-summary.html">Package</a></li> +<li class="navBarCell1Rev">Class</li> +<li><a href="class-use/ZKNodeTracker.html">Use</a></li> +<li><a href="package-tree.html">Tree</a></li> +<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> +<li><a href="../../../../../index-all.html">Index</a></li> +<li><a href="../../../../../help-doc.html">Help</a></li> +</ul> +</div> +<div class="subNav"> +<ul class="navList"> +<li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKMetricsListener.html" title="interface in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Prev Class</span></a></li> +<li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKServerTool.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Next Class</span></a></li> +</ul> +<ul class="navList"> +<li><a href="../../../../../index.html?org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html" target="_top">Frames</a></li> +<li><a href="ZKNodeTracker.html" target="_top">No Frames</a></li> +</ul> +<ul class="navList" id="allclasses_navbar_bottom"> +<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> +</ul> +<div> +<script type="text/javascript"><!-- + allClassesLink = document.getElementById("allclasses_navbar_bottom"); 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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/48aaec11/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKServerTool.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKServerTool.html b/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKServerTool.html index cd9656b..5934b1b 100644 --- a/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKServerTool.html +++ b/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKServerTool.html @@ -49,7 +49,7 @@ var activeTableTab = "activeTableTab"; </div> <div class="subNav"> <ul class="navList"> -<li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKMetadata.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Prev Class</span></a></li> +<li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Prev Class</span></a></li> <li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Next Class</span></a></li> </ul> <ul class="navList"> @@ -249,7 +249,7 @@ extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html? </div> <div class="subNav"> <ul class="navList"> -<li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKMetadata.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Prev Class</span></a></li> +<li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Prev Class</span></a></li> <li><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">Next Class</span></a></li> </ul> <ul class="navList"> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/48aaec11/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html b/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html index 5b88491..7bbaaaf 100644 --- a/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html +++ b/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html @@ -110,11 +110,9 @@ var activeTableTab = "activeTableTab"; <hr> <br> <pre>@InterfaceAudience.Private -public class <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html#line.38">ZKSplitLog</a> +public class <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html#line.36">ZKSplitLog</a> extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true"; title="class or interface in java.lang">Object</a></pre> -<div class="block">Common methods and attributes used by <a href="../../../../../org/apache/hadoop/hbase/master/SplitLogManager.html" title="class in org.apache.hadoop.hbase.master"><code>SplitLogManager</code></a> - and <a href="../../../../../org/apache/hadoop/hbase/regionserver/SplitLogWorker.html" title="class in org.apache.hadoop.hbase.regionserver"><code>SplitLogWorker</code></a> - running distributed splitting of WAL logs.</div> +<div class="block">Common methods and attributes used by SplitLogManager and SplitLogWorker running distributed splitting of WAL logs.</div> </li> </ul> </div> @@ -179,7 +177,7 @@ extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html? </tr> <tr id="i2" class="altColor"> <td class="colFirst"><code>static <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/hadoop/hbase/zookeeper/ZKSplitLog.html#getEncodedNodeName-org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher-java.lang.String-">getEncodedNodeName</a></span>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperWatcher</a> zkw, +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html#getEncodedNodeName-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">getEncodedNodeName</a></span>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw, <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> filename)</code> <div class="block">Gets the full path node name for the log file being split.</div> </td> @@ -190,7 +188,7 @@ extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html? 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