RulesThingRefresher.java

/**
 * Copyright (c) 2014-2016 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.eclipse.smarthome.model.rule.jvmmodel;

import org.eclipse.smarthome.core.thing.Thing;
import org.eclipse.smarthome.core.thing.ThingRegistry;
import org.eclipse.smarthome.core.thing.ThingRegistryChangeListener;

/**
 * The {@link RulesThingRefresher} is responsible for reloading rules resources every time a thing is added or removed.
 *
 * @author Maoliang Huang - Initial contribution
 *
 */
public class RulesThingRefresher extends RulesRefresher implements ThingRegistryChangeListener {

    private ThingRegistry thingRegistry;

    public void setThingRegistry(ThingRegistry thingRegistry) {
        this.thingRegistry = thingRegistry;
        this.thingRegistry.addRegistryChangeListener(this);
    }

    public void unsetThingRegistry(ThingRegistry thingRegistry) {
        this.thingRegistry.removeRegistryChangeListener(this);
        this.thingRegistry = null;
    }

    @Override
    public void added(Thing element) {
        scheduleRuleRefresh();
    }

    @Override
    public void removed(Thing element) {
        scheduleRuleRefresh();
    }

    @Override
    public void updated(Thing oldElement, Thing element) {

    }

}