org.apache.catalina.startup.SafeForkJoinWorkerThreadFactory Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.startup;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.ForkJoinPool.ForkJoinWorkerThreadFactory;
import java.util.concurrent.ForkJoinWorkerThread;
/**
* Provides a {@link ForkJoinWorkerThreadFactory} that provides {@link
* ForkJoinWorkerThread}s that won't trigger memory leaks due to retained
* references to web application class loaders.
*
* Note: This class must be available on the boot strap class path for it to be
* visible to {@link ForkJoinPool}.
*/
public class SafeForkJoinWorkerThreadFactory implements ForkJoinWorkerThreadFactory {
@Override
public ForkJoinWorkerThread newThread(ForkJoinPool pool) {
return new SafeForkJoinWorkerThread(pool);
}
private static class SafeForkJoinWorkerThread extends ForkJoinWorkerThread {
protected SafeForkJoinWorkerThread(ForkJoinPool pool) {
super(pool);
setContextClassLoader(ForkJoinPool.class.getClassLoader());
}
}
}