Adding some more examples

This commit is contained in:
Joakim Erdfelt 2012-09-27 16:41:29 -07:00
parent c8fe5c18ec
commit 550c2835cf
3 changed files with 180 additions and 0 deletions

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//
// ========================================================================
// Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// 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.websocket.core.examples.echo;
import java.io.IOException;
import org.eclipse.jetty.websocket.core.api.WebSocketAdapter;
/**
* Example EchoSocket using Adapter.
*/
public class AdapterEchoSocket extends WebSocketAdapter
{
@Override
public void onWebSocketText(String message)
{
if (isNotConnected())
{
return;
}
try
{
// echo the data back
getBlockingConnection().write(message);
}
catch (IOException e)
{
e.printStackTrace();
}
}
}

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//
// ========================================================================
// Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// 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.websocket.core.examples.echo;
import java.io.IOException;
import org.eclipse.jetty.util.FutureCallback;
import org.eclipse.jetty.websocket.core.annotations.OnWebSocketMessage;
import org.eclipse.jetty.websocket.core.annotations.WebSocket;
import org.eclipse.jetty.websocket.core.api.WebSocketConnection;
/**
* Example EchoSocket using Annotations.
*/
@WebSocket(maxTextSize = 64 * 1024)
public class AnnotatedEchoSocket
{
@OnWebSocketMessage
public void onText(WebSocketConnection conn, String message)
{
if (conn.isOpen())
{
return;
}
try
{
conn.write(null,new FutureCallback<Void>(),message);
}
catch (IOException e)
{
e.printStackTrace();
}
}
}

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//
// ========================================================================
// Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// 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.websocket.core.examples.echo;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.eclipse.jetty.util.Callback;
import org.eclipse.jetty.util.FutureCallback;
import org.eclipse.jetty.websocket.core.api.WebSocketConnection;
import org.eclipse.jetty.websocket.core.api.WebSocketException;
import org.eclipse.jetty.websocket.core.api.WebSocketListener;
/**
* Example EchoSocket using Listener.
*/
public class ListenerEchoSocket implements WebSocketListener
{
private static final Logger LOG = Logger.getLogger(ListenerEchoSocket.class.getName());
private WebSocketConnection outbound;
@Override
public void onWebSocketBinary(byte[] payload, int offset, int len)
{
/* only interested in text messages */
}
@Override
public void onWebSocketClose(int statusCode, String reason)
{
this.outbound = null;
}
@Override
public void onWebSocketConnect(WebSocketConnection connection)
{
this.outbound = connection;
}
@Override
public void onWebSocketException(WebSocketException error)
{
LOG.log(Level.WARNING,"onWebSocketException",error);
}
@Override
public void onWebSocketText(String message)
{
if (outbound == null)
{
return;
}
try
{
String context = null;
Callback<String> callback = new FutureCallback<>();
outbound.write(context,callback,message);
}
catch (IOException e)
{
LOG.log(Level.WARNING,"unable to echo message: " + message,e);
}
}
}