/*
* JBoss, Home of Professional Open Source
* Copyright 2011 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.cdi.interceptor;
import org.infinispan.Cache;
import org.infinispan.manager.EmbeddedCacheManager;
import javax.cache.annotation.CacheInvocationContext;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.Any;
import javax.enterprise.inject.Default;
import javax.enterprise.inject.Instance;
import javax.enterprise.util.AnnotationLiteral;
import javax.inject.Inject;
import java.lang.annotation.Annotation;
import static org.infinispan.cdi.util.Contracts.assertNotNull;
/**
* Default {@link CacheResolver} implementation.
*
* @author Kevin Pollet <kevin.pollet@serli.com> (C) 2011 SERLI
*/
@ApplicationScoped
public class DefaultCacheResolver implements CacheResolver {
private EmbeddedCacheManager defaultCacheManager;
private Instance<EmbeddedCacheManager> cacheManagers;
@Inject
public DefaultCacheResolver(@Any Instance<EmbeddedCacheManager> cacheManagers) {
this.cacheManagers = cacheManagers;
this.defaultCacheManager = cacheManagers.select(new AnnotationLiteral<Default>() {}).get();
}
// for proxy.
protected DefaultCacheResolver() {
}
@Override
public <K, V> Cache<K, V> resolveCache(CacheInvocationContext<? extends Annotation> cacheInvocationContext) {
assertNotNull(cacheInvocationContext, "cacheInvocationContext parameter must not be null");
final String cacheName = cacheInvocationContext.getCacheName();
// if the cache name is empty the default cache of the default cache manager is returned.
if (cacheName.trim().isEmpty()) {
return defaultCacheManager.getCache();
}
// here we need to iterate on all cache managers because the cache used by the interceptor could use a specific
// cache manager.
for (EmbeddedCacheManager oneCacheManager : cacheManagers) {
if (oneCacheManager.getCacheNames().contains(cacheName)) {
return oneCacheManager.getCache(cacheName);
}
}
// if the cache has not been defined in the default cache manager or in a specific one a new cache is created in
// the default cache manager with the default configuration.
return defaultCacheManager.getCache(cacheName);
}
}