/*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.impl.bootstrap;
import java.util.
HashSet;
import java.util.
Map;
import java.util.
Set;
import java.util.concurrent.
BlockingQueue;
import java.util.concurrent.
ConcurrentHashMap;
import java.util.concurrent.
ThreadFactory;
import java.util.concurrent.
ThreadPoolExecutor;
import java.util.concurrent.
TimeUnit;
/**
* @since 4.4
*/
class
WorkerPoolExecutor extends
ThreadPoolExecutor {
private final
Map<
Worker,
Boolean>
workerSet;
public
WorkerPoolExecutor(
final int
corePoolSize,
final int
maximumPoolSize,
final long
keepAliveTime,
final
TimeUnit unit,
final
BlockingQueue<
Runnable>
workQueue,
final
ThreadFactory threadFactory) {
super(
corePoolSize,
maximumPoolSize,
keepAliveTime,
unit,
workQueue,
threadFactory);
this.
workerSet = new
ConcurrentHashMap<
Worker,
Boolean>();
}
@
Override
protected void
beforeExecute(final
Thread t, final
Runnable r) {
if (
r instanceof
Worker) {
this.
workerSet.
put((
Worker)
r,
Boolean.
TRUE);
}
}
@
Override
protected void
afterExecute(final
Runnable r, final
Throwable t) {
if (
r instanceof
Worker) {
this.
workerSet.
remove(
r);
}
}
public
Set<
Worker>
getWorkers() {
return new
HashSet<
Worker>(this.
workerSet.
keySet());
}
}