OnkyoConnection.java

/**
 * Copyright (c) 2010-2016 by the respective copyright holders.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package org.openhab.binding.onkyo.internal;

import java.util.EventObject;

import org.openhab.binding.onkyo.internal.eiscp.Eiscp;
import org.openhab.binding.onkyo.internal.eiscp.EiscpInterface;
import org.openhab.binding.onkyo.internal.eiscp.EiscpSerial;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * This class open a TCP/IP connection to the Onkyo device and send a command.
 *
 * @author Pauli Anttila
 * @since 1.3.0
 */
public class OnkyoConnection implements OnkyoEventListener {

    private static Logger logger = LoggerFactory.getLogger(OnkyoConnection.class);

    private String ip;
    private int port;
    private String serialPortName;
    private EiscpInterface connection = null;

    public OnkyoConnection(String ip, int port) {
        this.ip = ip;
        this.port = port;
        connection = new Eiscp(ip, port);
    }

    public OnkyoConnection(String serialPortName) {
        this.serialPortName = serialPortName;
        connection = new EiscpSerial(serialPortName);
    }

    public void openConnection() {
        connection.connectSocket();
    }

    public void closeConnection() {
        connection.closeSocket();
    }

    public void addEventListener(OnkyoEventListener listener) {
        connection.addEventListener(listener);
    }

    public void removeEventListener(OnkyoEventListener listener) {
        connection.removeEventListener(listener);
    }

    /**
     * Sends a command to Onkyo device.
     *
     * @param cmd
     *            eISCP command to send
     */
    public void send(final String cmd) {

        try {
            connection.sendCommand(cmd);
        } catch (Exception e) {
            if (serialPortName != null) {
                logger.error("Could not send command to device on {}", serialPortName, e);
            } else {
                logger.error("Could not send command to device on {}: {}", ip + ":" + port, e);
            }
        }

    }

    @Override
    public void statusUpdateReceived(EventObject event, String ip, String data) {

    }

}