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title="class or interface in java.lang">java.lang.Object</a></li> -<li> -<ul class="inheritance"> -<li>org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher</li> -</ul> -</li> -</ul> -<div class="description"> -<ul class="blockList"> -<li class="blockList"> -<dl> -<dt>All Implemented Interfaces:</dt> -<dd><a href="http://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true"; title="class or interface in java.io">Closeable</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true"; title="class or interface in java.lang">AutoCloseable</a>, <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a>, org.apache.zookeeper.Watcher</dd> -</dl> -<hr> -<br> -<pre>@InterfaceAudience.Private -public class <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.64">ZooKeeperWatcher</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> -implements org.apache.zookeeper.Watcher, <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true"; title="class or interface in java.io">Closeable</a></pre> -<div class="block">Acts as the single ZooKeeper Watcher. One instance of this is instantiated - for each Master, RegionServer, and client process. - - <p>This is the only class that implements <code>Watcher</code>. Other internal - classes which need to be notified of ZooKeeper events must register with - the local instance of this watcher via <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#registerListener-org.apache.hadoop.hbase.zookeeper.ZooKeeperListener-"><code>registerListener(org.apache.hadoop.hbase.zookeeper.ZooKeeperListener)</code></a>. - - <p>This class also holds and manages the connection to ZooKeeper. Code to - deal with connection related events and exceptions are handled here.</div> -</li> -</ul> -</div> -<div class="summary"> -<ul class="blockList"> -<li class="blockList"> -<!-- ======== NESTED CLASS SUMMARY ======== --> -<ul class="blockList"> -<li class="blockList"><a name="nested.class.summary"> -<!-- --> -</a> -<h3>Nested Class Summary</h3> -<ul class="blockList"> -<li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.zookeeper.Watcher"> -<!-- --> -</a> -<h3>Nested classes/interfaces inherited from interface org.apache.zookeeper.Watcher</h3> -<code>org.apache.zookeeper.Watcher.Event</code></li> -</ul> -</li> -</ul> -<!-- =========== 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/ZooKeeperWatcher.html#abortable">abortable</a></span></code> </td> -</tr> -<tr class="rowColor"> -<td class="colFirst"><code>private boolean</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#aborted">aborted</a></span></code> </td> -</tr> -<tr class="altColor"> -<td class="colFirst"><code>private org.apache.hadoop.conf.Configuration</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#conf">conf</a></span></code> </td> -</tr> -<tr class="rowColor"> -<td class="colFirst"><code>private <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/ZooKeeperWatcher.html#identifier">identifier</a></span></code> </td> -</tr> -<tr class="altColor"> -<td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperListener</a>></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#listeners">listeners</a></span></code> </td> -</tr> -<tr class="rowColor"> -<td class="colFirst"><code>private static org.apache.commons.logging.Log</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#LOG">LOG</a></span></code> </td> -</tr> -<tr class="altColor"> -<td class="colFirst"><code>private static <a href="http://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html?is-external=true"; title="class or interface in java.util.regex">Pattern</a></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#NAME_PATTERN">NAME_PATTERN</a></span></code> </td> -</tr> -<tr class="rowColor"> -<td class="colFirst"><code>private <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/ZooKeeperWatcher.html#prefix">prefix</a></span></code> </td> -</tr> -<tr class="altColor"> -<td class="colFirst"><code>private <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/ZooKeeperWatcher.html#quorum">quorum</a></span></code> </td> -</tr> -<tr class="rowColor"> -<td class="colFirst"><code>private <a href="../../../../../org/apache/hadoop/hbase/zookeeper/RecoverableZooKeeper.html" title="class in org.apache.hadoop.hbase.zookeeper">RecoverableZooKeeper</a></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#recoverableZooKeeper">recoverableZooKeeper</a></span></code> </td> -</tr> -<tr class="altColor"> -<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CountDownLatch.html?is-external=true"; title="class or interface in java.util.concurrent">CountDownLatch</a></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#saslLatch">saslLatch</a></span></code> </td> -</tr> -<tr class="rowColor"> -<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZNodePaths.html" title="class in org.apache.hadoop.hbase.zookeeper">ZNodePaths</a></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#znodePaths">znodePaths</a></span></code> </td> -</tr> -</table> -</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/ZooKeeperWatcher.html#ZooKeeperWatcher-org.apache.hadoop.conf.Configuration-java.lang.String-org.apache.hadoop.hbase.Abortable-">ZooKeeperWatcher</a></span>(org.apache.hadoop.conf.Configuration conf, - <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> identifier, - <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a> abortable)</code> -<div class="block">Instantiate a ZooKeeper connection and watcher.</div> -</td> -</tr> -<tr class="rowColor"> -<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#ZooKeeperWatcher-org.apache.hadoop.conf.Configuration-java.lang.String-org.apache.hadoop.hbase.Abortable-boolean-">ZooKeeperWatcher</a></span>(org.apache.hadoop.conf.Configuration conf, - <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> identifier, - <a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a> abortable, - boolean canCreateBaseZNode)</code> -<div class="block">Instantiate a ZooKeeper connection and watcher.</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="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></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>void</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#abort-java.lang.String-java.lang.Throwable-">abort</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> why, - <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true"; title="class or interface in java.lang">Throwable</a> e)</code> -<div class="block">Abort the server or client.</div> -</td> -</tr> -<tr id="i1" class="rowColor"> -<td class="colFirst"><code>private boolean</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#checkACLForSuperUsers-java.lang.String:A-java.util.List-">checkACLForSuperUsers</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>[] superUsers, - <a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><org.apache.zookeeper.data.ACL> acls)</code> </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/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#checkAndSetZNodeAcls--">checkAndSetZNodeAcls</a></span>()</code> -<div class="block">On master start, we check the znode ACLs under the root directory and set the ACLs properly - if needed.</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/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#close--">close</a></span>()</code> -<div class="block">Close the connection to ZooKeeper.</div> -</td> -</tr> -<tr id="i4" class="altColor"> -<td class="colFirst"><code>private void</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#connectionEvent-org.apache.zookeeper.WatchedEvent-">connectionEvent</a></span>(org.apache.zookeeper.WatchedEvent event)</code> -<div class="block">Called when there is a connection-related event via the Watcher callback.</div> -</td> -</tr> -<tr id="i5" class="rowColor"> -<td class="colFirst"><code>private void</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#createBaseZNodes--">createBaseZNodes</a></span>()</code> </td> -</tr> -<tr id="i6" class="altColor"> -<td class="colFirst"><code>org.apache.hadoop.conf.Configuration</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#getConfiguration--">getConfiguration</a></span>()</code> </td> -</tr> -<tr id="i7" class="rowColor"> -<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperListener</a>></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#getListeners--">getListeners</a></span>()</code> -<div class="block">Get a copy of current registered listeners</div> -</td> -</tr> -<tr id="i8" class="altColor"> -<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</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/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#getMetaReplicaNodes--">getMetaReplicaNodes</a></span>()</code> -<div class="block">Get the znodes corresponding to the meta replicas from ZK</div> -</td> -</tr> -<tr id="i9" class="rowColor"> -<td class="colFirst"><code>int</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#getNumberOfListeners--">getNumberOfListeners</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/ZooKeeperWatcher.html#getQuorum--">getQuorum</a></span>()</code> -<div class="block">Get the quorum address of this instance.</div> -</td> -</tr> -<tr id="i11" class="rowColor"> -<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/RecoverableZooKeeper.html" title="class in org.apache.hadoop.hbase.zookeeper">RecoverableZooKeeper</a></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#getRecoverableZooKeeper--">getRecoverableZooKeeper</a></span>()</code> -<div class="block">Get the connection to ZooKeeper.</div> -</td> -</tr> -<tr id="i12" class="altColor"> -<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZNodePaths.html" title="class in org.apache.hadoop.hbase.zookeeper">ZNodePaths</a></code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#getZNodePaths--">getZNodePaths</a></span>()</code> -<div class="block">Get the znodePaths.</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/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#interruptedException-java.lang.InterruptedException-">interruptedException</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; 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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> -<a name="prefix-java.lang.String-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>prefix</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/ZooKeeperWatcher.html#line.364">prefix</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> str)</pre> -<div class="block">Adds this instance's identifier as a prefix to the passed <code>str</code></div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>str</code> - String to amend.</dd> -<dt><span class="returnLabel">Returns:</span></dt> -<dd>A new string with this instance's identifier as prefix: e.g. - if passed 'hello world', the returned string could be</dd> -</dl> -</li> -</ul> -<a name="getMetaReplicaNodes--"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>getMetaReplicaNodes</h4> -<pre>public <a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</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="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.373">getMetaReplicaNodes</a>() - throws org.apache.zookeeper.KeeperException</pre> -<div class="block">Get the znodes corresponding to the meta replicas from ZK</div> -<dl> -<dt><span class="returnLabel">Returns:</span></dt> -<dd>list of znodes</dd> -<dt><span class="throwsLabel">Throws:</span></dt> -<dd><code>org.apache.zookeeper.KeeperException</code></dd> -</dl> -</li> -</ul> -<a name="registerListener-org.apache.hadoop.hbase.zookeeper.ZooKeeperListener-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>registerListener</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.389">registerListener</a>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperListener</a> listener)</pre> -<div class="block">Register the specified listener to receive ZooKeeper events.</div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>listener</code> - </dd> -</dl> -</li> -</ul> -<a name="registerListenerFirst-org.apache.hadoop.hbase.zookeeper.ZooKeeperListener-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>registerListenerFirst</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.398">registerListenerFirst</a>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperListener</a> listener)</pre> -<div class="block">Register the specified listener to receive ZooKeeper events and add it as - the first in the list of current listeners.</div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>listener</code> - </dd> -</dl> -</li> -</ul> -<a name="unregisterListener-org.apache.hadoop.hbase.zookeeper.ZooKeeperListener-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>unregisterListener</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.402">unregisterListener</a>(<a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZooKeeperListener</a> listener)</pre> -</li> -</ul> -<a name="unregisterAllListeners--"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>unregisterAllListeners</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.409">unregisterAllListeners</a>()</pre> -<div class="block">Clean all existing listeners</div> -</li> -</ul> -<a name="getListeners--"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>getListeners</h4> -<pre>public <a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; 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title="class or interface in java.io">IOException</a>, - org.apache.zookeeper.KeeperException, - <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> -<dl> -<dt><span class="throwsLabel">Throws:</span></dt> -<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true"; title="class or interface in java.io">IOException</a></code></dd> -<dd><code>org.apache.zookeeper.KeeperException</code></dd> -<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></dd> -</dl> -</li> -</ul> -<a name="getQuorum--"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>getQuorum</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/ZooKeeperWatcher.html#line.443">getQuorum</a>()</pre> -<div class="block">Get the quorum address of this instance.</div> -<dl> -<dt><span class="returnLabel">Returns:</span></dt> -<dd>quorum string of this zookeeper connection instance</dd> -</dl> -</li> -</ul> -<a name="getZNodePaths--"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>getZNodePaths</h4> -<pre>public <a href="../../../../../org/apache/hadoop/hbase/zookeeper/ZNodePaths.html" title="class in org.apache.hadoop.hbase.zookeeper">ZNodePaths</a> <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.452">getZNodePaths</a>()</pre> -<div class="block">Get the znodePaths. - <p> - Mainly used for mocking as mockito can not mock a field access.</div> -</li> -</ul> -<a name="process-org.apache.zookeeper.WatchedEvent-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>process</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.463">process</a>(org.apache.zookeeper.WatchedEvent event)</pre> -<div class="block">Method called from ZooKeeper for events and connection status. - <p> - Valid events are passed along to listeners. Connection status changes - are dealt with locally.</div> -<dl> -<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> -<dd><code>process</code> in interface <code>org.apache.zookeeper.Watcher</code></dd> -</dl> -</li> -</ul> -<a name="connectionEvent-org.apache.zookeeper.WatchedEvent-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>connectionEvent</h4> -<pre>private void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.521">connectionEvent</a>(org.apache.zookeeper.WatchedEvent event)</pre> -<div class="block">Called when there is a connection-related event via the Watcher callback. - <p> - If Disconnected or Expired, this should shutdown the cluster. But, since - we send a KeeperException.SessionExpiredException along with the abort - call, it's possible for the Abortable to catch it and try to create a new - session with ZooKeeper. This is what the client does in HCM. - <p></div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>event</code> - </dd> -</dl> -</li> -</ul> -<a name="sync-java.lang.String-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>sync</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.567">sync</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) - throws org.apache.zookeeper.KeeperException</pre> -<div class="block">Forces a synchronization of this ZooKeeper client connection. - <p> - Executing this method before running other methods will ensure that the - subsequent operations are up-to-date and consistent as of the time that - the sync is complete. - <p> - This is used for compareAndSwap type operations where we need to read the - data of an existing node and delete or transition that node, utilizing the - previously read version and data. We want to ensure that the version read - is up-to-date from when we begin the operation.</div> -<dl> -<dt><span class="throwsLabel">Throws:</span></dt> -<dd><code>org.apache.zookeeper.KeeperException</code></dd> -</dl> -</li> -</ul> -<a name="keeperException-org.apache.zookeeper.KeeperException-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>keeperException</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.581">keeperException</a>(org.apache.zookeeper.KeeperException ke) - throws org.apache.zookeeper.KeeperException</pre> -<div class="block">Handles KeeperExceptions in client calls. - <p> - This may be temporary but for now this gives one place to deal with these. - <p> - TODO: Currently this method rethrows the exception to let the caller handle - <p></div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>ke</code> - </dd> -<dt><span class="throwsLabel">Throws:</span></dt> -<dd><code>org.apache.zookeeper.KeeperException</code></dd> -</dl> -</li> -</ul> -<a name="interruptedException-java.lang.InterruptedException-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>interruptedException</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.592">interruptedException</a>(<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> ie) - throws org.apache.zookeeper.KeeperException</pre> -<div class="block">Handles InterruptedExceptions in client calls.</div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>ie</code> - the InterruptedException instance thrown</dd> -<dt><span class="throwsLabel">Throws:</span></dt> -<dd><code>org.apache.zookeeper.KeeperException</code> - the exception to throw, transformed from the InterruptedException</dd> -</dl> -</li> -</ul> -<a name="interruptedExceptionNoThrow-java.lang.InterruptedException-boolean-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>interruptedExceptionNoThrow</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.603">interruptedExceptionNoThrow</a>(<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> ie, - boolean throwLater)</pre> -<div class="block">Log the InterruptedException and interrupt current thread</div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>ie</code> - The IterruptedException to log</dd> -<dd><code>throwLater</code> - Whether we will throw the exception latter</dd> -</dl> -</li> -</ul> -<a name="close--"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>close</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.616">close</a>()</pre> -<div class="block">Close the connection to ZooKeeper.</div> -<dl> -<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> -<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true#close--"; title="class or interface in java.io">close</a></code> in interface <code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true"; title="class or interface in java.io">Closeable</a></code></dd> -<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> -<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true#close--"; title="class or interface in java.lang">close</a></code> in interface <code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true"; title="class or interface in java.lang">AutoCloseable</a></code></dd> -</dl> -</li> -</ul> -<a name="getConfiguration--"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>getConfiguration</h4> -<pre>public org.apache.hadoop.conf.Configuration <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.624">getConfiguration</a>()</pre> -</li> -</ul> -<a name="abort-java.lang.String-java.lang.Throwable-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>abort</h4> -<pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#line.629">abort</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> why, - <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true"; title="class or interface in java.lang">Throwable</a> e)</pre> -<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/Abortable.html#abort-java.lang.String-java.lang.Throwable-">Abortable</a></code></span></div> -<div class="block">Abort the server or client.</div> -<dl> -<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> -<dd><code><a href="../../../../../org/apache/hadoop/hbase/Abortable.html#abort-java.lang.String-java.lang.Throwable-">abort</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/Abortable.html" title="interface in org.apache.hadoop.hbase">Abortable</a></code></dd> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>why</code> - Why we're aborting.</dd> -<dd><code>e</code> - Throwable that caused abort. 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All rights reserved.</small></p> -</body> -</html> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/48aaec11/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/MetricsZooKeeperSource.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/MetricsZooKeeperSource.html b/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/MetricsZooKeeperSource.html index db9dddd..ddc3227 100644 --- a/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/MetricsZooKeeperSource.html +++ b/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/MetricsZooKeeperSource.html @@ -119,7 +119,7 @@ <tbody> <tr class="altColor"> <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetricsZooKeeperSource.html" title="interface in org.apache.hadoop.hbase.zookeeper">MetricsZooKeeperSource</a></code></td> -<td class="colLast"><span class="typeNameLabel">MetricsZooKeeper.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetricsZooKeeper.html#source">source</a></span></code> </td> +<td class="colLast"><span class="typeNameLabel">ZKMetrics.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKMetrics.html#source">source</a></span></code> </td> </tr> </tbody> </table> @@ -130,7 +130,7 @@ </tr> <tbody> <tr class="altColor"> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetricsZooKeeper.html#MetricsZooKeeper-org.apache.hadoop.hbase.zookeeper.MetricsZooKeeperSource-">MetricsZooKeeper</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetricsZooKeeperSource.html" title="interface in org.apache.hadoop.hbase.zookeeper">MetricsZooKeeperSource</a> s)</code> </td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKMetrics.html#ZKMetrics-org.apache.hadoop.hbase.zookeeper.MetricsZooKeeperSource-">ZKMetrics</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetricsZooKeeperSource.html" title="interface in org.apache.hadoop.hbase.zookeeper">MetricsZooKeeperSource</a> s)</code> </td> </tr> </tbody> </table> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/48aaec11/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/RecoverableZooKeeper.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/RecoverableZooKeeper.html b/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/RecoverableZooKeeper.html index 58f245d..afc60fb 100644 --- a/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/RecoverableZooKeeper.html +++ b/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/RecoverableZooKeeper.html @@ -104,7 +104,7 @@ <tbody> <tr class="altColor"> <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/zookeeper/RecoverableZooKeeper.html" title="class in org.apache.hadoop.hbase.zookeeper">RecoverableZooKeeper</a></code></td> -<td class="colLast"><span class="typeNameLabel">ZooKeeperWatcher.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#recoverableZooKeeper">recoverableZooKeeper</a></span></code> </td> +<td class="colLast"><span class="typeNameLabel">ZKWatcher.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html#recoverableZooKeeper">recoverableZooKeeper</a></span></code> </td> </tr> </tbody> </table> @@ -138,7 +138,7 @@ </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/RecoverableZooKeeper.html" title="class in org.apache.hadoop.hbase.zookeeper">RecoverableZooKeeper</a></code></td> -<td class="colLast"><span class="typeNameLabel">ZooKeeperWatcher.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZooKeeperWatcher.html#getRecoverableZooKeeper--">getRecoverableZooKeeper</a></span>()</code> +<td class="colLast"><span class="typeNameLabel">ZKWatcher.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html#getRecoverableZooKeeper--">getRecoverableZooKeeper</a></span>()</code> <div class="block">Get the connection to ZooKeeper.</div> </td> </tr>
