net.jotel.ws.client.WebSocketKeepAliveThread.java Source code

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Here is the source code for net.jotel.ws.client.WebSocketKeepAliveThread.java

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/*
 * Copyright 2012 Jotel Ltd.
 *
 * Licensed 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 net.jotel.ws.client;

import java.io.IOException;
import java.nio.charset.Charset;
import java.util.Date;

import org.apache.commons.lang.CharEncoding;

public class WebSocketKeepAliveThread extends Thread {

    private WebSocketClient wsClient;

    public WebSocketKeepAliveThread(WebSocketClient wsClient) {
        super("WebSocket Keep Alive Thread");

        setDaemon(true);

        this.wsClient = wsClient;
    }

    @Override
    public void run() {
        try {
            while (true) {
                Thread.sleep(wsClient.getPingInterval());

                // Ping
                wsClient.trySend(WebSocketClient.PING_OPCODE,
                        new Date().toString().getBytes(Charset.forName(CharEncoding.UTF_8)));
            }
        } catch (InterruptedException e) {
            // ignore;
        } catch (IOException e) {
            if (wsClient.isReconnectEnabled()) {
                new WebSocketReconnectionThread(wsClient).start();
            }
        }
    }
}