org.openhab.binding.ulux.internal.ump.messages.EventMessage.java Source code

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Here is the source code for org.openhab.binding.ulux.internal.ump.messages.EventMessage.java

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/**
 * Copyright (c) 2010-2015, openHAB.org and others.
 *
 * 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.ulux.internal.ump.messages;

import java.math.BigInteger;
import java.nio.ByteBuffer;
import java.util.EnumMap;

import org.apache.commons.lang.builder.ToStringBuilder;
import org.openhab.binding.ulux.internal.ump.UluxMessageId;

/**
 * This message is received when a key that is configured to send an event is pressed or released.
 * 
 * @author Andreas Brenk
 * @since 1.7.0
 */
public class EventMessage extends AbstractUluxMessage {

    private final EnumMap<Key, Boolean> keyState = new EnumMap<Key, Boolean>(Key.class);

    public EventMessage(final short actorId, final ByteBuffer data) {
        super((byte) 0x06, UluxMessageId.Event, actorId, data);

        // key state
        final BigInteger keyState = BigInteger.valueOf(data.get());
        this.keyState.put(Key.KEY_1, keyState.testBit(0));
        this.keyState.put(Key.KEY_2, keyState.testBit(1));
        this.keyState.put(Key.KEY_3, keyState.testBit(2));
        this.keyState.put(Key.KEY_4, keyState.testBit(3));

        // reserved
        data.get();
    }

    public boolean isKeyPressed(Key key) {
        return this.keyState.get(key);
    }

    @Override
    public String toString() {
        final ToStringBuilder builder = createToStringBuilder();
        builder.appendSuper(super.toString());
        builder.append("keyState", this.keyState);

        return builder.toString();
    }

    public static enum Key {
        KEY_1, KEY_2, KEY_3, KEY_4;
    }
}