/* * Copyright (C) 2013 4th Line GmbH, Switzerland * * The contents of this file are subject to the terms of either the GNU * Lesser General Public License Version 2 or later ("LGPL") or the * Common Development and Distribution License Version 1 or later * ("CDDL") (collectively, the "License"). You may not use this file * except in compliance with the License. See LICENSE.txt for more * information. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. */ package org.fourthline.cling.support.renderingcontrol.lastchange; import org.fourthline.cling.model.types.Datatype; import org.fourthline.cling.model.types.InvalidValueException; import org.fourthline.cling.model.types.UnsignedIntegerTwoBytes; import org.fourthline.cling.model.types.UnsignedIntegerTwoBytesDatatype; import org.fourthline.cling.support.lastchange.EventedValue; import org.fourthline.cling.support.model.Channel; import org.fourthline.cling.support.shared.AbstractMap; import java.util.Map; /** * @author Christian Bauer */ public class EventedValueChannelVolume extends EventedValue<ChannelVolume> { public EventedValueChannelVolume(ChannelVolume value) { super(value); } public EventedValueChannelVolume(Map.Entry<String, String>[] attributes) { super(attributes); } @Override protected ChannelVolume valueOf(Map.Entry<String, String>[] attributes) throws InvalidValueException { Channel channel = null; Integer volume = null; for (Map.Entry<String, String> attribute : attributes) { if (attribute.getKey().equals("channel")) channel = Channel.valueOf(attribute.getValue()); if (attribute.getKey().equals("val")) volume = (new UnsignedIntegerTwoBytesDatatype() .valueOf(attribute.getValue())) .getValue().intValue(); // Java is fun! } return channel != null && volume != null ? new ChannelVolume(channel, volume) : null; } @Override public Map.Entry<String, String>[] getAttributes() { return new Map.Entry[]{ new AbstractMap.SimpleEntry<String, String>( "val", new UnsignedIntegerTwoBytesDatatype().getString( new UnsignedIntegerTwoBytes(getValue().getVolume()) ) ), new AbstractMap.SimpleEntry<String, String>( "channel", getValue().getChannel().name() ) }; } @Override public String toString() { return getValue().toString(); } @Override protected Datatype getDatatype() { return null; // Not needed } }