EventClient.java

//
//  ========================================================================
//  Copyright (c) Mort Bay Consulting Pty Ltd and others.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.demo;

import java.net.URI;
import javax.websocket.ContainerProvider;
import javax.websocket.Session;
import javax.websocket.WebSocketContainer;

import org.eclipse.jetty.util.component.LifeCycle;

public class EventClient
{
    public static void main(String[] args)
    {
        URI uri = URI.create("ws://localhost:8080/events/");

        try
        {
            WebSocketContainer container = ContainerProvider.getWebSocketContainer();

            try
            {
                // Create client side endpoint
                EventSocket clientEndpoint = new EventSocket();

                // Attempt Connect
                Session session = container.connectToServer(clientEndpoint,uri);

                // Send a message
                session.getBasicRemote().sendText("Hello");

                // Send another message
                session.getBasicRemote().sendText("Goodbye");

                // Wait for remote to close
                clientEndpoint.awaitClosure();

                // Close session
                session.close();
            }
            finally
            {
                // Force lifecycle stop when done with container.
                // This is to free up threads and resources that the
                // JSR-356 container allocates. But unfortunately
                // the JSR-356 spec does not handle lifecycles (yet)
                LifeCycle.stop(container);
            }
        }
        catch (Throwable t)
        {
            t.printStackTrace(System.err);
        }
    }
}