/*
 * Copyright Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags and
 * the COPYRIGHT.txt file distributed with this work.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.teiid.jboss;

import org.infinispan.manager.EmbeddedCacheManager;
import org.jboss.modules.Module;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
import org.teiid.cache.CacheFactory;
import org.teiid.cache.infinispan.InfinispanCacheFactory;

class CacheFactoryService implements Service<CacheFactory> {
	protected InjectedValue<EmbeddedCacheManager> cacheContainerInjector = new InjectedValue<EmbeddedCacheManager>();
	private CacheFactory cacheFactory;
	
	@Override
	public void start(StartContext context) throws StartException {
		EmbeddedCacheManager cc = cacheContainerInjector.getValue();
		if (cc != null) {
			this.cacheFactory = new InfinispanCacheFactory(cc, Module.getCallerModule().getClassLoader());
		}
		else {
			throw new StartException(IntegrationPlugin.Util.gs(IntegrationPlugin.Event.TEIID50093));
		}
	}

	@Override
	public void stop(StopContext context) {
		this.cacheFactory.destroy();
		this.cacheFactory = null;
	}

	@Override
	public CacheFactory getValue() throws IllegalStateException, IllegalArgumentException {
		return this.cacheFactory;
	}
}
