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Merge pull request #54 from jenkinsci/fix-memory-leak
[JENKINS-28844] Fix memory leak
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/* | ||
* The MIT License | ||
* | ||
* Copyright 2013 Jesse Glick. | ||
* | ||
* Permission is hereby granted, free of charge, to any person obtaining a copy | ||
* of this software and associated documentation files (the "Software"), to deal | ||
* in the Software without restriction, including without limitation the rights | ||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
* copies of the Software, and to permit persons to whom the Software is | ||
* furnished to do so, subject to the following conditions: | ||
* | ||
* The above copyright notice and this permission notice shall be included in | ||
* all copies or substantial portions of the Software. | ||
* | ||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
* THE SOFTWARE. | ||
*/ | ||
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package hudson.remoting; | ||
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import java.util.concurrent.Executors; | ||
import java.util.concurrent.ThreadFactory; | ||
import java.util.concurrent.atomic.AtomicInteger; | ||
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/** | ||
* Thread factory that sets thread name so we know who is responsible for so many threads being created. | ||
* @since FIXME after merge | ||
*/ | ||
public class NamingThreadFactory implements ThreadFactory { | ||
private final AtomicInteger threadNum = new AtomicInteger(); | ||
private final ThreadFactory delegate; | ||
private final String name; | ||
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/** | ||
* Creates a new naming factory. | ||
* @param delegate a baseline factory, such as {@link Executors#defaultThreadFactory} or {@link DaemonThreadFactory} | ||
* @param name an identifier to be used in thread names; might be e.g. your {@link Class#getSimpleName} | ||
*/ | ||
public NamingThreadFactory(ThreadFactory delegate, String name) { | ||
this.delegate = delegate; | ||
this.name = name; | ||
} | ||
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@Override | ||
public Thread newThread(Runnable r) { | ||
Thread result = delegate.newThread(r); | ||
result.setName(String.format("%s [#%d]", name, threadNum.incrementAndGet())); | ||
return result; | ||
} | ||
} |
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