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ExampleClient.java
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/*
* Copyright (c) 2010-2019 Nathan Rajlich
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Map;
import org.java_websocket.client.WebSocketClient;
import org.java_websocket.drafts.Draft;
import org.java_websocket.drafts.Draft_6455;
import org.java_websocket.framing.Framedata;
import org.java_websocket.handshake.ServerHandshake;
/** This example demonstrates how to create a websocket connection to a server. Only the most important callbacks are overloaded. */
public class ExampleClient extends WebSocketClient {
public ExampleClient( URI serverUri , Draft draft ) {
super( serverUri, draft );
}
public ExampleClient( URI serverURI ) {
super( serverURI );
}
public ExampleClient( URI serverUri, Map<String, String> httpHeaders ) {
super(serverUri, httpHeaders);
}
@Override
public void onOpen( ServerHandshake handshakedata ) {
send("Hello, it is me. Mario :)");
System.out.println( "opened connection" );
// if you plan to refuse connection based on ip or httpfields overload: onWebsocketHandshakeReceivedAsClient
}
@Override
public void onMessage( String message ) {
System.out.println( "received: " + message );
}
@Override
public void onClose( int code, String reason, boolean remote ) {
// The codecodes are documented in class org.java_websocket.framing.CloseFrame
System.out.println( "Connection closed by " + ( remote ? "remote peer" : "us" ) + " Code: " + code + " Reason: " + reason );
}
@Override
public void onError( Exception ex ) {
ex.printStackTrace();
// if the error is fatal then onClose will be called additionally
}
public static void main( String[] args ) throws URISyntaxException {
ExampleClient c = new ExampleClient( new URI( "ws://localhost:8887" )); // more about drafts here: http://github.com/TooTallNate/Java-WebSocket/wiki/Drafts
c.connect();
}
}