/**
* 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.milight.internal;
import org.openhab.binding.milight.MilightBindingProvider;
import org.openhab.binding.milight.internal.MilightBindingConfig.BindingType;
import org.openhab.core.binding.BindingConfig;
import org.openhab.core.items.Item;
import org.openhab.core.library.items.ColorItem;
import org.openhab.core.library.items.DimmerItem;
import org.openhab.core.library.items.SwitchItem;
import org.openhab.model.item.binding.AbstractGenericBindingProvider;
import org.openhab.model.item.binding.BindingConfigParseException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* <p>
* This class can parse information from the generic binding format. It
* registers as a {@link MilightBindingProvider} service as well.
* </p>
*
* <p>
* Here are some examples for valid binding configuration strings:
* <ul>
* <li><code>{milight="livingroom;1"}</code> - Connects to bulb 1 and switches or dims the bulb without changing the
* color.
* </li>
* <li>
* <code>{milight="livingroom;1;colorTemperature"} - Connects to bulb 1 and dims the bulbs color temperature without changing the brightness.</code>
* </ul>
*
* @author Hans-Joerg Merk
* @author Kai Kreuzer
* @since 1.3.0
*/
public class MilightGenericBindingProvider extends AbstractGenericBindingProvider implements MilightBindingProvider {
static final Logger logger = LoggerFactory.getLogger(MilightGenericBindingProvider.class);
@Override
public String getBindingType() {
return "milight";
}
@Override
public void validateItemType(Item item, String bindingConfig) throws BindingConfigParseException {
if (!(item instanceof SwitchItem || item instanceof DimmerItem || item instanceof ColorItem)) {
throw new BindingConfigParseException("Item '" + item.getName() + "' is of type '"
+ item.getClass().getSimpleName()
+ "', only SwitchItems, DimmerItems and ColorItems are allowed - please check your *.items configuration");
}
}
@Override
public void processBindingConfiguration(String context, Item item, String bindingConfig)
throws BindingConfigParseException {
super.processBindingConfiguration(context, item, bindingConfig);
try {
if (bindingConfig != null) {
String[] configParts = bindingConfig.split(";");
if (configParts.length > 4) {
throw new BindingConfigParseException(
"milight binding configuration must not have more than four parts");
}
if (item instanceof ColorItem) {
BindingConfig milightBindingConfig = new MilightBindingConfig(configParts[0], configParts[1],
BindingType.rgb.name(), null);
addBindingConfig(item, milightBindingConfig);
} else if (item instanceof DimmerItem || item instanceof SwitchItem) {
BindingConfig milightBindingConfig = new MilightBindingConfig(configParts[0], configParts[1],
configParts.length < 3 ? null : configParts[2],
configParts.length < 4 ? null : configParts[3]);
addBindingConfig(item, milightBindingConfig);
}
} else {
logger.warn("bindingConfig is NULL (item=" + item + ") -> processing bindingConfig aborted!");
}
} catch (ArrayIndexOutOfBoundsException e) {
logger.warn("bindingConfig is invalid (item=" + item + ") -> processing bindingConfig aborted!");
}
}
@Override
public MilightBindingConfig getItemConfig(String itemName) {
return (MilightBindingConfig) bindingConfigs.get(itemName);
}
}