netty5/src/main/java/org/jboss/netty/example/http/websocketx/html5/CustomTextFrameHandler.java

34 lines
1.3 KiB
Java

/*
* Copyright 2012 The Netty Project
*
* The Netty Project 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.
*/
package org.jboss.netty.example.http.websocketx.html5;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelHandler;
import org.jboss.netty.handler.codec.http.websocketx.TextWebSocketFrame;
public class CustomTextFrameHandler extends SimpleChannelHandler {
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
if (e.getMessage() instanceof TextWebSocketFrame) {
TextWebSocketFrame frame = (TextWebSocketFrame) e.getMessage();
ctx.getChannel().write(new TextWebSocketFrame(frame.getText().toUpperCase()));
}
}
}