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| <div class="subTitle">org.eclipse.jetty.util.thread</div> |
| <h2 title="Class ExecutorThreadPool" class="title">Class ExecutorThreadPool</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html" title="class in org.eclipse.jetty.util.component">org.eclipse.jetty.util.component.AbstractLifeCycle</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.eclipse.jetty.util.thread.ExecutorThreadPool</li> |
| </ul> |
| </li> |
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| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd>java.util.concurrent.Executor, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html" title="interface in org.eclipse.jetty.util.component">LifeCycle</a>, <a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool</a></dd> |
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| <br> |
| <pre>public class <span class="typeNameLabel">ExecutorThreadPool</span> |
| extends <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html" title="class in org.eclipse.jetty.util.component">AbstractLifeCycle</a> |
| implements <a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html" title="interface in org.eclipse.jetty.util.component">LifeCycle</a></pre> |
| <div class="block">Jetty ThreadPool using java 5 ThreadPoolExecutor |
| This class wraps a <code>ExecutorService</code> as a <a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread"><code>ThreadPool</code></a> and |
| <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html" title="interface in org.eclipse.jetty.util.component"><code>LifeCycle</code></a> interfaces so that it may be used by the Jetty <code>org.eclipse.jetty.server.Server</code></div> |
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| <code><a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.AbstractLifeCycleListener.html" title="class in org.eclipse.jetty.util.component">AbstractLifeCycle.AbstractLifeCycleListener</a></code></li> |
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| <h3>Nested classes/interfaces inherited from interface org.eclipse.jetty.util.thread.<a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool</a></h3> |
| <code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.SizedThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool.SizedThreadPool</a></code></li> |
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| <code><a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.Listener.html" title="interface in org.eclipse.jetty.util.component">LifeCycle.Listener</a></code></li> |
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| <code><a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#FAILED">FAILED</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#RUNNING">RUNNING</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#STARTED">STARTED</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#STARTING">STARTING</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#STOP_ON_FAILURE">STOP_ON_FAILURE</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#STOPPED">STOPPED</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#STOPPING">STOPPING</a></code></li> |
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| <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/eclipse/jetty/util/thread/ExecutorThreadPool.html#ExecutorThreadPool--">ExecutorThreadPool</a></span>()</code> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#ExecutorThreadPool-java.util.concurrent.ExecutorService-">ExecutorThreadPool</a></span>(java.util.concurrent.ExecutorService executor)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#ExecutorThreadPool-int-">ExecutorThreadPool</a></span>(int queueSize)</code> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#ExecutorThreadPool-int-int-long-">ExecutorThreadPool</a></span>(int corePoolSize, |
| int maximumPoolSize, |
| long keepAliveTime)</code> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code> using |
| an unbounded <code>LinkedBlockingQueue</code> is used for the jobs queue;</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#ExecutorThreadPool-int-int-long-java.util.concurrent.TimeUnit-">ExecutorThreadPool</a></span>(int corePoolSize, |
| int maximumPoolSize, |
| long keepAliveTime, |
| java.util.concurrent.TimeUnit unit)</code> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code> using |
| an unbounded <code>LinkedBlockingQueue</code> is used for the jobs queue.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#ExecutorThreadPool-int-int-long-java.util.concurrent.TimeUnit-java.util.concurrent.BlockingQueue-">ExecutorThreadPool</a></span>(int corePoolSize, |
| int maximumPoolSize, |
| long keepAliveTime, |
| java.util.concurrent.TimeUnit unit, |
| java.util.concurrent.BlockingQueue<java.lang.Runnable> workQueue)</code> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code></div> |
| </td> |
| </tr> |
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| <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>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#dispatch-java.lang.Runnable-">dispatch</a></span>(java.lang.Runnable job)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#doStop--">doStop</a></span>()</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/eclipse/jetty/util/thread/ExecutorThreadPool.html#execute-java.lang.Runnable-">execute</a></span>(java.lang.Runnable job)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#getIdleThreads--">getIdleThreads</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#getThreads--">getThreads</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#isLowOnThreads--">isLowOnThreads</a></span>()</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/jetty/util/thread/ExecutorThreadPool.html#join--">join</a></span>()</code> |
| <div class="block">Blocks until the thread pool is <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#stop--"><code>stopped</code></a>.</div> |
| </td> |
| </tr> |
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| <h3>Methods inherited from class org.eclipse.jetty.util.component.<a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html" title="class in org.eclipse.jetty.util.component">AbstractLifeCycle</a></h3> |
| <code><a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#addLifeCycleListener-org.eclipse.jetty.util.component.LifeCycle.Listener-">addLifeCycleListener</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#doStart--">doStart</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#getState--">getState</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#getState-org.eclipse.jetty.util.component.LifeCycle-">getState</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#getStopTimeout--">getStopTimeout</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#isFailed--">isFailed</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#isRunning--">isRunning</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#isStarted--">isStarted</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#isStarting--">isStarting</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#isStopped--">isStopped</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#isStopping--">isStopping</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#removeLifeCycleListener-org.eclipse.jetty.util.component.LifeCycle.Listener-">removeLifeCycleListener</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#setStopTimeout-long-">setStopTimeout</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#start--">start</a>, <a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#stop--">stop</a></code></li> |
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| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
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| <h3>Methods inherited from interface org.eclipse.jetty.util.component.<a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html" title="interface in org.eclipse.jetty.util.component">LifeCycle</a></h3> |
| <code><a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#addLifeCycleListener-org.eclipse.jetty.util.component.LifeCycle.Listener-">addLifeCycleListener</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#isFailed--">isFailed</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#isRunning--">isRunning</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#isStarted--">isStarted</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#isStarting--">isStarting</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#isStopped--">isStopped</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#isStopping--">isStopping</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#removeLifeCycleListener-org.eclipse.jetty.util.component.LifeCycle.Listener-">removeLifeCycleListener</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#start--">start</a>, <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#stop--">stop</a></code></li> |
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| <h4>ExecutorThreadPool</h4> |
| <pre>public ExecutorThreadPool(java.util.concurrent.ExecutorService executor)</pre> |
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| <pre>public ExecutorThreadPool()</pre> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code>. |
| Max pool size is 256, pool thread timeout after 60 seconds and |
| an unbounded <code>LinkedBlockingQueue</code> is used for the job queue;</div> |
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| <pre>public ExecutorThreadPool(int queueSize)</pre> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code>. |
| Max pool size is 256, pool thread timeout after 60 seconds, and core pool size is 32 when queueSize >= 0.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>queueSize</code> - can be -1 for using an unbounded <code>LinkedBlockingQueue</code>, 0 for using a |
| <code>SynchronousQueue</code>, greater than 0 for using a <code>ArrayBlockingQueue</code> of the given size.</dd> |
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| <pre>public ExecutorThreadPool(int corePoolSize, |
| int maximumPoolSize, |
| long keepAliveTime)</pre> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code> using |
| an unbounded <code>LinkedBlockingQueue</code> is used for the jobs queue;</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>corePoolSize</code> - must be equal to maximumPoolSize</dd> |
| <dd><code>maximumPoolSize</code> - the maximum number of threads to allow in the pool</dd> |
| <dd><code>keepAliveTime</code> - the max time a thread can remain idle, in milliseconds</dd> |
| </dl> |
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| <pre>public ExecutorThreadPool(int corePoolSize, |
| int maximumPoolSize, |
| long keepAliveTime, |
| java.util.concurrent.TimeUnit unit)</pre> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code> using |
| an unbounded <code>LinkedBlockingQueue</code> is used for the jobs queue.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>corePoolSize</code> - must be equal to maximumPoolSize</dd> |
| <dd><code>maximumPoolSize</code> - the maximum number of threads to allow in the pool</dd> |
| <dd><code>keepAliveTime</code> - the max time a thread can remain idle</dd> |
| <dd><code>unit</code> - the unit for the keepAliveTime</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="ExecutorThreadPool-int-int-long-java.util.concurrent.TimeUnit-java.util.concurrent.BlockingQueue-"> |
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| <h4>ExecutorThreadPool</h4> |
| <pre>public ExecutorThreadPool(int corePoolSize, |
| int maximumPoolSize, |
| long keepAliveTime, |
| java.util.concurrent.TimeUnit unit, |
| java.util.concurrent.BlockingQueue<java.lang.Runnable> workQueue)</pre> |
| <div class="block">Wraps an <code>ThreadPoolExecutor</code></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>corePoolSize</code> - the number of threads to keep in the pool, even if they are idle</dd> |
| <dd><code>maximumPoolSize</code> - the maximum number of threads to allow in the pool</dd> |
| <dd><code>keepAliveTime</code> - the max time a thread can remain idle</dd> |
| <dd><code>unit</code> - the unit for the keepAliveTime</dd> |
| <dd><code>workQueue</code> - the queue to use for holding tasks before they are executed</dd> |
| </dl> |
| </li> |
| </ul> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>execute</h4> |
| <pre>public void execute(java.lang.Runnable job)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code>execute</code> in interface <code>java.util.concurrent.Executor</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="dispatch-java.lang.Runnable-"> |
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| <h4>dispatch</h4> |
| <pre>public boolean dispatch(java.lang.Runnable job)</pre> |
| </li> |
| </ul> |
| <a name="getIdleThreads--"> |
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| <h4>getIdleThreads</h4> |
| <pre>public int getIdleThreads()</pre> |
| <dl> |
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| <dd><code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html#getIdleThreads--">getIdleThreads</a></code> in interface <code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The number of idle threads in the pool</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getThreads--"> |
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| <h4>getThreads</h4> |
| <pre>public int getThreads()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html#getThreads--">getThreads</a></code> in interface <code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The total number of threads currently in the pool</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isLowOnThreads--"> |
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| <h4>isLowOnThreads</h4> |
| <pre>public boolean isLowOnThreads()</pre> |
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| <dd><code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html#isLowOnThreads--">isLowOnThreads</a></code> in interface <code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if the pool is low on threads</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="join--"> |
| <!-- --> |
| </a> |
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| <h4>join</h4> |
| <pre>public void join() |
| throws java.lang.InterruptedException</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html#join--">ThreadPool</a></code></span></div> |
| <div class="block">Blocks until the thread pool is <a href="../../../../../org/eclipse/jetty/util/component/LifeCycle.html#stop--"><code>stopped</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html#join--">join</a></code> in interface <code><a href="../../../../../org/eclipse/jetty/util/thread/ThreadPool.html" title="interface in org.eclipse.jetty.util.thread">ThreadPool</a></code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.InterruptedException</code> - if thread was interrupted</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="doStop--"> |
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| <h4>doStop</h4> |
| <pre>protected void doStop() |
| throws java.lang.Exception</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html#doStop--">doStop</a></code> in class <code><a href="../../../../../org/eclipse/jetty/util/component/AbstractLifeCycle.html" title="class in org.eclipse.jetty.util.component">AbstractLifeCycle</a></code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.Exception</code></dd> |
| </dl> |
| </li> |
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