org.atmosphere.container.version.Jetty8WebSocket Maven / Gradle / Ivy

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/*
* Copyright 2017 Async-IO.org
*
* 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 org.atmosphere.container.version;

import org.atmosphere.cpr.AtmosphereConfig;
import org.atmosphere.cpr.AtmosphereResponse;
import org.atmosphere.websocket.WebSocket;
import org.eclipse.jetty.websocket.WebSocket.Connection;

import java.io.IOException;

/**
 * Jetty 8 WebSocket support.
 *
 * @author Jeanfrancois Arcand
 */
public class Jetty8WebSocket extends WebSocket {

    private final Connection connection;

    public Jetty8WebSocket(Connection connection, AtmosphereConfig config) {
        super(config);
        this.connection = connection;
    }

    @Override
    public String toString() {
        return connection.toString();
    }

    @Override
    public boolean isOpen() {
        return connection.isOpen();
    }

    @Override
    public WebSocket write(String s) throws IOException {
        logger.trace("WebSocket.write() for {}", resource() != null ? resource().uuid() : "");
        connection.sendMessage(s);
        return this;
    }

    @Override
    public WebSocket write(byte[] b, int offset, int length) throws IOException {
        logger.trace("WebSocket.write() for {}", resource() != null ? resource().uuid() : "");
        connection.sendMessage(b, offset, length);
        return this;
    }

    @Override
    public void close() {
        logger.trace("WebSocket.close() for AtmosphereResource {}", resource() != null ? resource().uuid() : "null");
        connection.close();
    }

    @Override
    public WebSocket flush(AtmosphereResponse r) throws IOException {
        logger.trace("WebSocket.flush() not supported by Jetty");
        return this;
    }
}