HeatmiserPRTHW.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.heatmiser.internal.thermostat;

import org.openhab.core.items.Item;
import org.openhab.core.types.Command;
import org.openhab.core.types.State;

/**
 * Thermostat class for the PRTHW thermostat (Programmable Room Thermostat - Hot Water)
 * Most functions are handled by the base class
 *
 * @author Chris Jackson
 * @since 1.4.0
 *
 */
public class HeatmiserPRTHW extends HeatmiserThermostat {

    @Override
    public boolean setData(byte in[]) {
        if (super.setData(in) == false) {
            return false;
        }

        dcbState = data[30];
        dcbHeatState = data[44];
        dcbFrostTemperature = data[26];
        dcbRoomTemperature = getTemp(41);
        dcbSetTemperature = data[27];

        dcbHolidayTime = (data[34] & 0xFF) + ((data[33] & 0xFF) * 256);
        dcbHoldTime = (data[36] & 0xFF) + ((data[35] & 0xFF) * 256);

        dcbWaterState = data[45];

        return true;
    }

    @Override
    public State getFloorTemperature(Class<? extends Item> itemType) {
        return null;
    }

    private byte[] setWaterState(Command command) {
        byte[] cmdByte = new byte[1];

        if (command.toString().contentEquals("ON")) {
            cmdByte[0] = 1;
        } else {
            cmdByte[0] = 0;
        }
        return makePacket(true, 42, 1, cmdByte);
    }

    @Override
    public byte[] formatCommand(Functions function, Command command) {
        switch (function) {
            case WATERSTATE:
                return setWaterState(command);
            default:
                // Default to calling the parent class.
                return super.formatCommand(function, command);
        }
    }
}