com.buffalokiwi.api.IdleConnectionMonitorThread.java Source code

Introduction

Here is the source code for com.buffalokiwi.api.IdleConnectionMonitorThread.java

Source

/**
 * This file is part of the Aerodrome package, and is subject to the 
 * terms and conditions defined in file 'LICENSE', which is part 
 * of this source code package.
 *
 * Copyright (c) 2016 All Rights Reserved, John T. Quinn III,
 * <johnquinn3@gmail.com>
 *
 * THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
 * KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
 * PARTICULAR PURPOSE.
 */

package com.buffalokiwi.api;

import java.util.concurrent.TimeUnit;
import org.apache.http.conn.HttpClientConnectionManager;

/**
 * The idle connection monitor thread
 * @author John Quinn
 */
public class IdleConnectionMonitorThread extends Thread {
    /**
     * The connection manager
     */
    private final HttpClientConnectionManager connMgr;

    /**
     * If this has been shutdown or not
     */
    private volatile boolean shutdown = false;

    /**
     * Create a new instance
     * @param connMgr The connection manager to monitor
     */
    public IdleConnectionMonitorThread(final HttpClientConnectionManager connMgr) {
        super();
        this.connMgr = connMgr;
    }

    /**
     * Run.
     * Monitors the connection manager and closes idle and expired connections every
     * 5 seconds.
     * The idle connection closer will wait at maximum for 30 seconds.
     */
    @Override
    public void run() {
        try {
            while (!shutdown) {
                synchronized (this) {
                    wait(5000L);
                    // 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
        }
    }

    /**
     * Trigger shutdown of this thread
     */
    public void shutdown() {
        shutdown = true;
        synchronized (this) {
            //..Wake anyone up
            notifyAll();
        }
    }
}