001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.commons.jcs3.jcache.cdi;
020
021import java.io.Serializable;
022
023import javax.annotation.Priority;
024import javax.cache.Cache;
025import javax.cache.annotation.CacheKeyInvocationContext;
026import javax.cache.annotation.CachePut;
027import javax.cache.annotation.CacheResolver;
028import javax.cache.annotation.CacheResolverFactory;
029import javax.cache.annotation.GeneratedCacheKey;
030import javax.inject.Inject;
031import javax.interceptor.AroundInvoke;
032import javax.interceptor.Interceptor;
033import javax.interceptor.InvocationContext;
034
035@CachePut
036@Interceptor
037@Priority(/*LIBRARY_BEFORE*/1000)
038public class CachePutInterceptor implements Serializable
039{
040    /**
041     *
042     */
043    private static final long serialVersionUID = -4327240193421847822L;
044    @Inject
045    private CDIJCacheHelper helper;
046
047    @AroundInvoke
048    public Object cache(final InvocationContext ic) throws Throwable
049    {
050        final CDIJCacheHelper.MethodMeta methodMeta = helper.findMeta(ic);
051
052        final String cacheName = methodMeta.getCachePutCacheName();
053
054        final CacheResolverFactory cacheResolverFactory = methodMeta.getCachePutResolverFactory();
055        final CacheKeyInvocationContext<CachePut> context = new CacheKeyInvocationContextImpl<>(
056                ic, methodMeta.getCachePut(), cacheName, methodMeta);
057        final CacheResolver cacheResolver = cacheResolverFactory.getCacheResolver(context);
058        final Cache<Object, Object> cache = cacheResolver.resolveCache(context);
059
060        final GeneratedCacheKey cacheKey = methodMeta.getCachePutKeyGenerator().generateCacheKey(context);
061        final CachePut cachePut = methodMeta.getCachePut();
062        final boolean afterInvocation = methodMeta.isCachePutAfter();
063
064        if (!afterInvocation)
065        {
066            cache.put(cacheKey, context.getValueParameter());
067        }
068
069        final Object result;
070        try
071        {
072            result = ic.proceed();
073        }
074        catch (final Throwable t)
075        {
076            if (afterInvocation && helper.isIncluded(t.getClass(), cachePut.cacheFor(), cachePut.noCacheFor()))
077            {
078                cache.put(cacheKey, context.getValueParameter());
079            }
080
081            throw t;
082        }
083
084        if (afterInvocation)
085        {
086            cache.put(cacheKey, context.getValueParameter());
087        }
088
089        return result;
090    }
091}