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diff --git a/content/doc/r3.8.1/apidocs/zookeeper-server/org/apache/zookeeper/server/SessionTrackerImpl.html b/content/doc/r3.8.1/apidocs/zookeeper-server/org/apache/zookeeper/server/SessionTrackerImpl.html new file mode 100644 index 000000000..6b7637a32 --- /dev/null +++ b/content/doc/r3.8.1/apidocs/zookeeper-server/org/apache/zookeeper/server/SessionTrackerImpl.html @@ -0,0 +1,855 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<!-- NewPage --> +<html lang="en"> +<head> +<!-- Generated by javadoc (1.8.0_352) on Wed Jan 25 17:31:44 CET 2023 --> +<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> +<title>SessionTrackerImpl (Apache ZooKeeper - Server 3.8.1 API)</title> +<meta name="date" content="2023-01-25"> +<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style"> +<script type="text/javascript" src="../../../../script.js"></script> +</head> +<body> +<script type="text/javascript"><!-- + try { + if (location.href.indexOf('is-external=true') == -1) { + parent.document.title="SessionTrackerImpl (Apache ZooKeeper - Server 3.8.1 API)"; 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It tracks session in grouped by tick + interval. It always rounds up the tick interval to provide a sort of grace + period. Sessions are thus expired in batches made up of sessions that expire + in a given interval.</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> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation"> +<caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Class and Description</th> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>static class </code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.SessionImpl.html" title="class in org.apache.zookeeper.server">SessionTrackerImpl.SessionImpl</a></span></code> </td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="nested.classes.inherited.from.class.java.lang.Thread"> +<!-- --> +</a> +<h3>Nested classes/interfaces inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html?is-external=true" title="class or interface in java.lang">Thread</a></h3> +<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.State.html?is-external=true" title="class or interface in java.lang">Thread.State</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.UncaughtExceptionHandler.html?is-external=true" title="class or interface in java.lang">Thread.UncaughtExceptionHandler</a></code></li> +</ul> +<ul class="blockList"> +<li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.zookeeper.server.SessionTracker"> +<!-- --> +</a> +<h3>Nested classes/interfaces inherited from interface org.apache.zookeeper.server.<a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></h3> +<code><a href="../../../../org/apache/zookeeper/server/SessionTracker.Session.html" title="interface in org.apache.zookeeper.server">SessionTracker.Session</a>, <a href="../../../../org/apache/zookeeper/server/SessionTracker.SessionExpirer.html" title="interface in org.apache.zookeeper.server">SessionTracker.SessionExpirer</a></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="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentHashMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentHashMap</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.SessionImpl.html" title="class in org.apache.zookeeper.server">SessionTrackerImpl.SessionImpl</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#sessionsById">sessionsById</a></span></code> </td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#sessionsWithTimeout">sessionsWithTimeout</a></span></code> </td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="fields.inherited.from.class.java.lang.Thread"> +<!-- --> +</a> +<h3>Fields inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html?is-external=true" title="class or interface in java.lang">Thread</a></h3> +<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html?is-external=true#MAX_PRIORITY" title="class or interface in java.lang">MAX_PRIORITY</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html?is-external=true#MIN_PRIORITY" title="class or interface in java.lang">MIN_PRIORITY</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html?is-external=true#NORM_PRIORITY" title="class or interface in java.lang">NORM_PRIORITY</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/zookeeper/server/SessionTrackerImpl.html#SessionTrackerImpl-org.apache.zookeeper.server.SessionTracker.SessionExpirer-java.util.concurrent.ConcurrentMap-int-long-org.apache.zookeeper.server.ZooKeeperServerListener-">SessionTrackerImpl</a></span>(<a href="../../../../org/apache/zookeeper/server/SessionTracker.SessionExpirer.html" title="interface in org.apache.zookeeper.server">SessionTracker.SessionExpirer</a> expirer, + <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> sessionsWithTimeout, + int tickTime, + long serverId, + <a href="../../../../org/apache/zookeeper/server/ZooKeeperServerListener.html" title="interface in org.apache.zookeeper.server">ZooKeeperServerListener</a> listener)</code> </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/zookeeper/server/SessionTrackerImpl.html#checkGlobalSession-long-java.lang.Object-">checkGlobalSession</a></span>(long sessionId, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> owner)</code> +<div class="block">Strictly check that a given session is a global session or not</div> +</td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#checkSession-long-java.lang.Object-">checkSession</a></span>(long sessionId, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> owner)</code> +<div class="block">Checks whether the SessionTracker is aware of this session, the session + is still active, and the owner matches.</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/zookeeper/server/SessionTrackerImpl.html#commitSession-long-int-">commitSession</a></span>(long id, + int sessionTimeout)</code> +<div class="block">Add the session to the local session map or global one in zkDB.</div> +</td> +</tr> +<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/SessionTrackerImpl.html#createSession-int-">createSession</a></span>(int sessionTimeout)</code> </td> +</tr> +<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/SessionTrackerImpl.html#dumpSessions-java.io.PrintWriter-">dumpSessions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</a> pwriter)</code> +<div class="block">Text dump of session information, suitable for debugging.</div> +</td> +</tr> +<tr id="i5" class="rowColor"> +<td class="colFirst"><code>long</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#getLocalSessionCount--">getLocalSessionCount</a></span>()</code> +<div class="block">If this session tracker supports local sessions, return how many.</div> +</td> +</tr> +<tr id="i6" class="altColor"> +<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<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/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#getSessionExpiryMap--">getSessionExpiryMap</a></span>()</code> +<div class="block">Returns a mapping from time to session IDs of sessions expiring at that time.</div> +</td> +</tr> +<tr id="i7" class="rowColor"> +<td class="colFirst"><code>int</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#getSessionTimeout-long-">getSessionTimeout</a></span>(long sessionId)</code> </td> +</tr> +<tr id="i8" class="altColor"> +<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/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#globalSessions--">globalSessions</a></span>()</code> +<div class="block">Get a set of global session IDs</div> +</td> +</tr> +<tr id="i9" class="rowColor"> +<td class="colFirst"><code>static long</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#initializeNextSessionId-long-">initializeNextSessionId</a></span>(long id)</code> +<div class="block">Generates an initial sessionId.</div> +</td> +</tr> +<tr id="i10" class="altColor"> +<td class="colFirst"><code>boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#isLocalSessionsEnabled--">isLocalSessionsEnabled</a></span>()</code> </td> +</tr> +<tr id="i11" class="rowColor"> +<td class="colFirst"><code>boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#isTrackingSession-long-">isTrackingSession</a></span>(long sessionId)</code> </td> +</tr> +<tr id="i12" class="altColor"> +<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/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#localSessions--">localSessions</a></span>()</code> +<div class="block">Get a set of local session IDs</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/zookeeper/server/SessionTrackerImpl.html#removeSession-long-">removeSession</a></span>(long sessionId)</code> </td> +</tr> +<tr id="i14" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#run--">run</a></span>()</code> </td> +</tr> +<tr id="i15" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#setOwner-long-java.lang.Object-">setOwner</a></span>(long id, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> owner)</code> </td> +</tr> +<tr id="i16" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#setSessionClosing-long-">setSessionClosing</a></span>(long sessionId)</code> +<div class="block">Mark that the session is in the process of closing.</div> +</td> +</tr> +<tr id="i17" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#shutdown--">shutdown</a></span>()</code> </td> +</tr> +<tr id="i18" class="altColor"> +<td class="colFirst"><code><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></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#toString--">toString</a></span>()</code> </td> +</tr> +<tr id="i19" class="rowColor"> +<td class="colFirst"><code>boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#touchSession-long-int-">touchSession</a></span>(long sessionId, + int timeout)</code> </td> +</tr> +<tr id="i20" class="altColor"> +<td class="colFirst"><code>boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/zookeeper/server/SessionTrackerImpl.html#trackSession-long-int-">trackSession</a></span>(long id, + int sessionTimeout)</code> +<div class="block">Track the session expire, not add to ZkDb.</div> +</td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.org.apache.zookeeper.server.ZooKeeperCriticalThread"> +<!-- --> +</a> +<h3>Methods inherited from class org.apache.zookeeper.server.<a href="../../../../org/apache/zookeeper/server/ZooKeeperCriticalThread.html" title="class in org.apache.zookeeper.server">ZooKeeperCriticalThread</a></h3> +<code><a href="../../../../org/apache/zookeeper/server/ZooKeeperCriticalThread.html#handleException-java.lang.String-java.lang.Throwable-">handleException</a></code></li> +</ul> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.java.lang.Thread"> +<!-- --> +</a> +<h3>Methods inherited from class java.lang.<a 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+<pre>protected final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> sessionsWithTimeout</pre> +</li> +</ul> +</li> +</ul> +<!-- ========= CONSTRUCTOR DETAIL ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.detail"> +<!-- --> +</a> +<h3>Constructor Detail</h3> +<a name="SessionTrackerImpl-org.apache.zookeeper.server.SessionTracker.SessionExpirer-java.util.concurrent.ConcurrentMap-int-long-org.apache.zookeeper.server.ZooKeeperServerListener-"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>SessionTrackerImpl</h4> +<pre>public SessionTrackerImpl(<a href="../../../../org/apache/zookeeper/server/SessionTracker.SessionExpirer.html" title="interface in org.apache.zookeeper.server">SessionTracker.SessionExpirer</a> expirer, + <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> sessionsWithTimeout, + int tickTime, + long serverId, + <a href="../../../../org/apache/zookeeper/server/ZooKeeperServerListener.html" title="interface in org.apache.zookeeper.server">ZooKeeperServerListener</a> listener)</pre> +</li> +</ul> +</li> +</ul> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="initializeNextSessionId-long-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>initializeNextSessionId</h4> +<pre>public static long initializeNextSessionId(long id)</pre> +<div class="block">Generates an initial sessionId. + + <p>High order 1 byte is serverId, next 5 bytes are from timestamp, and low order 2 bytes are 0s. + Use ">>> 8", not ">> 8" to make sure that the high order 1 byte is entirely + up to the server Id. + + <p>See also http://jira.apache.org/jira/browse/ZOOKEEPER-1622</div> +<dl> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>id</code> - server Id</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the session Id</dd> +</dl> +</li> +</ul> +<a name="dumpSessions-java.io.PrintWriter-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>dumpSessions</h4> +<pre>public void dumpSessions(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="class or interface in java.io">PrintWriter</a> pwriter)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#dumpSessions-java.io.PrintWriter-">SessionTracker</a></code></span></div> +<div class="block">Text dump of session information, suitable for debugging.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#dumpSessions-java.io.PrintWriter-">dumpSessions</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>pwriter</code> - the output writer</dd> +</dl> +</li> +</ul> +<a 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href="../../../../org/apache/zookeeper/server/SessionTracker.html#getSessionExpiryMap--">getSessionExpiryMap</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="toString--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>toString</h4> +<pre>public <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> toString()</pre> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html?is-external=true#toString--" title="class or interface in java.lang">toString</a></code> in class <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Thread.html?is-external=true" title="class or interface in java.lang">Thread</a></code></dd> 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+<h4>setSessionClosing</h4> +<pre>public void setSessionClosing(long sessionId)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#setSessionClosing-long-">SessionTracker</a></code></span></div> +<div class="block">Mark that the session is in the process of closing.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#setSessionClosing-long-">setSessionClosing</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="removeSession-long-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>removeSession</h4> +<pre>public void removeSession(long sessionId)</pre> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#removeSession-long-">removeSession</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="shutdown--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>shutdown</h4> +<pre>public void shutdown()</pre> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#shutdown--">shutdown</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="createSession-int-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>createSession</h4> +<pre>public long createSession(int sessionTimeout)</pre> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#createSession-int-">createSession</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="trackSession-long-int-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>trackSession</h4> +<pre>public boolean trackSession(long id, + int sessionTimeout)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#trackSession-long-int-">SessionTracker</a></code></span></div> +<div class="block">Track the session expire, not add to ZkDb.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#trackSession-long-int-">trackSession</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>id</code> - sessionId</dd> +<dd><code>sessionTimeout</code> - sessionTimeout</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>whether the session was newly tracked (if false, already tracked)</dd> +</dl> +</li> +</ul> +<a name="commitSession-long-int-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>commitSession</h4> +<pre>public boolean commitSession(long id, + int sessionTimeout)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#commitSession-long-int-">SessionTracker</a></code></span></div> +<div class="block">Add the session to the local session map or global one in zkDB.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#commitSession-long-int-">commitSession</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>id</code> - sessionId</dd> +<dd><code>sessionTimeout</code> - sessionTimeout</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>whether the session was newly added (if false, already existed)</dd> +</dl> +</li> +</ul> +<a name="isTrackingSession-long-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>isTrackingSession</h4> +<pre>public boolean isTrackingSession(long sessionId)</pre> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#isTrackingSession-long-">isTrackingSession</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>whether or not the SessionTracker is aware of this session</dd> +</dl> +</li> +</ul> +<a name="checkSession-long-java.lang.Object-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>checkSession</h4> +<pre>public void checkSession(long sessionId, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> owner) + throws <a href="../../../../org/apache/zookeeper/KeeperException.SessionExpiredException.html" title="class in org.apache.zookeeper">KeeperException.SessionExpiredException</a>, + <a href="../../../../org/apache/zookeeper/KeeperException.SessionMovedException.html" title="class in org.apache.zookeeper">KeeperException.SessionMovedException</a>, + <a href="../../../../org/apache/zookeeper/KeeperException.UnknownSessionException.html" title="class in org.apache.zookeeper">KeeperException.UnknownSessionException</a></pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#checkSession-long-java.lang.Object-">SessionTracker</a></code></span></div> +<div class="block">Checks whether the SessionTracker is aware of this session, the session + is still active, and the owner matches. If the owner wasn't previously + set, this sets the owner of the session. + + UnknownSessionException should never been thrown to the client. It is + only used internally to deal with possible local session from other + machine</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#checkSession-long-java.lang.Object-">checkSession</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/KeeperException.SessionExpiredException.html" title="class in org.apache.zookeeper">KeeperException.SessionExpiredException</a></code></dd> +<dd><code><a href="../../../../org/apache/zookeeper/KeeperException.SessionMovedException.html" title="class in org.apache.zookeeper">KeeperException.SessionMovedException</a></code></dd> +<dd><code><a href="../../../../org/apache/zookeeper/KeeperException.UnknownSessionException.html" title="class in org.apache.zookeeper">KeeperException.UnknownSessionException</a></code></dd> +</dl> +</li> +</ul> +<a name="setOwner-long-java.lang.Object-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>setOwner</h4> +<pre>public void setOwner(long id, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> owner) + throws <a href="../../../../org/apache/zookeeper/KeeperException.SessionExpiredException.html" title="class in org.apache.zookeeper">KeeperException.SessionExpiredException</a></pre> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#setOwner-long-java.lang.Object-">setOwner</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/KeeperException.SessionExpiredException.html" title="class in org.apache.zookeeper">KeeperException.SessionExpiredException</a></code></dd> +</dl> +</li> +</ul> +<a name="checkGlobalSession-long-java.lang.Object-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>checkGlobalSession</h4> +<pre>public void checkGlobalSession(long sessionId, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> owner) + throws <a href="../../../../org/apache/zookeeper/KeeperException.SessionExpiredException.html" title="class in org.apache.zookeeper">KeeperException.SessionExpiredException</a>, + <a href="../../../../org/apache/zookeeper/KeeperException.SessionMovedException.html" title="class in org.apache.zookeeper">KeeperException.SessionMovedException</a></pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#checkGlobalSession-long-java.lang.Object-">SessionTracker</a></code></span></div> +<div class="block">Strictly check that a given session is a global session or not</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#checkGlobalSession-long-java.lang.Object-">checkGlobalSession</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code>KeeperException.SessionExpiredException</code></dd> +<dd><code>KeeperException.SessionMovedException</code></dd> +</dl> +</li> +</ul> +<a name="getLocalSessionCount--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getLocalSessionCount</h4> +<pre>public long getLocalSessionCount()</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#getLocalSessionCount--">SessionTracker</a></code></span></div> +<div class="block">If this session tracker supports local sessions, return how many. + otherwise returns 0;</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#getLocalSessionCount--">getLocalSessionCount</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="isLocalSessionsEnabled--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>isLocalSessionsEnabled</h4> +<pre>public boolean isLocalSessionsEnabled()</pre> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#isLocalSessionsEnabled--">isLocalSessionsEnabled</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="globalSessions--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>globalSessions</h4> +<pre>public <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/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> globalSessions()</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#globalSessions--">SessionTracker</a></code></span></div> +<div class="block">Get a set of global session IDs</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#globalSessions--">globalSessions</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</a></code></dd> +</dl> +</li> +</ul> +<a name="localSessions--"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>localSessions</h4> +<pre>public <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/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> localSessions()</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#localSessions--">SessionTracker</a></code></span></div> +<div class="block">Get a set of local session IDs</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html#localSessions--">localSessions</a></code> in interface <code><a href="../../../../org/apache/zookeeper/server/SessionTracker.html" title="interface in org.apache.zookeeper.server">SessionTracker</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 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