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Java example source code file (GetConnThread.java)

This example source code file (GetConnThread.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java tags/keywords

clientconnectionrequest, getconnthread, httproute, managedclientconnection, override, threading, threads, throwable

The GetConnThread.java example source code

/*
 * ====================================================================
 * 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.conn;

import java.util.concurrent.TimeUnit;

import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.ClientConnectionRequest;
import org.apache.http.conn.routing.HttpRoute;
import org.apache.http.conn.ManagedClientConnection;


/**
 * Thread to get a connection from a connection manager.
 * Used by connection manager tests.
 * Code based on HttpClient 3.x class <code>TestHttpConnectionManager.
 */
public class GetConnThread extends Thread {

    protected final HttpRoute               conn_route;
    protected final long                    conn_timeout;
    protected final ClientConnectionRequest conn_request;

    protected volatile ManagedClientConnection connection;
    protected volatile Throwable               exception;

    /**
     * Creates a new thread for requesting a connection from the given manager.
     * 
     * When this thread is started, it will try to obtain a connection.
     * The timeout is in milliseconds.
     */
    public GetConnThread(ClientConnectionManager mgr,
                         HttpRoute route, long timeout) {
        this(mgr.requestConnection(route, null), route, timeout);
    }
    
    /**
     * Creates a new for requesting a connection from the given request object.
     * 
     * When this thread is started, it will try to obtain a connection.
     * The timeout is in milliseconds.
     */
    public GetConnThread(ClientConnectionRequest connectionRequest,
            HttpRoute route, long timeout) {
        conn_route = route;
        conn_timeout = timeout;
        conn_request = connectionRequest;
    }

    /**
     * This method is executed when the thread is started.
     */
    @Override
    public void run() {
        try {
            connection = conn_request.getConnection
                (conn_timeout, TimeUnit.MILLISECONDS);
        } catch (Throwable dart) {
            exception = dart;
        }
        // terminate
    }

        
    public Throwable getException() {
        return exception;
    }

    public ManagedClientConnection getConnection() {
        return connection;
    }

}

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