EchoSubprotocolHandler.java

/*
 * Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 * WSO2 Inc. 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.wso2.carbon.inbound.endpoint.protocol.websocket.subprotocols;

import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.http.websocketx.WebSocketFrame;
import org.wso2.carbon.inbound.endpoint.protocol.websocket.AbstractSubprotocolHandler;

public class EchoSubprotocolHandler extends AbstractSubprotocolHandler {

    public EchoSubprotocolHandler() {
        super.setSubprotocolIdentifier("echo");
    }

    public boolean handle(ChannelHandlerContext context, WebSocketFrame frame, String subscriberPath) {
        context.channel().writeAndFlush(frame.retain());
        return false;
    }
}