Java tutorial
/** * 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 com.lakeside.download.http; import java.util.concurrent.TimeUnit; import org.apache.http.impl.conn.PoolingHttpClientConnectionManager; /** * @author zhufb * */ public class HttpConnectionMonitor extends Thread { private final PoolingHttpClientConnectionManager connMgr; private volatile boolean shutdown; public HttpConnectionMonitor(PoolingHttpClientConnectionManager connMgr) { super("Connection Manager"); this.connMgr = connMgr; } @Override public void run() { try { while (!shutdown) { synchronized (this) { wait(10000); // Close expired connections connMgr.closeExpiredConnections(); // Optionally, close connections // that have been idle longer than 30 sec connMgr.closeIdleConnections(30, TimeUnit.SECONDS); } } } catch (InterruptedException ex) { // terminate } } public void shutdown() { shutdown = true; synchronized (this) { notifyAll(); } } }