/*
* Copyright 2002-2014 the original author or authors.
*
* 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.springframework.cache.jcache.interceptor;
import javax.cache.annotation.CacheMethodDetails;
import javax.cache.annotation.CacheResult;
import org.springframework.cache.interceptor.CacheResolver;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.util.ExceptionTypeFilter;
import org.springframework.util.StringUtils;
/**
* The {@link JCacheOperation} implementation for a {@link CacheResult} operation.
*
* @author Stephane Nicoll
* @since 4.1
* @see CacheResult
*/
class CacheResultOperation extends AbstractJCacheKeyOperation<CacheResult> {
private final ExceptionTypeFilter exceptionTypeFilter;
private final CacheResolver exceptionCacheResolver;
private final String exceptionCacheName;
public CacheResultOperation(CacheMethodDetails<CacheResult> methodDetails, CacheResolver cacheResolver,
KeyGenerator keyGenerator, CacheResolver exceptionCacheResolver) {
super(methodDetails, cacheResolver, keyGenerator);
CacheResult ann = methodDetails.getCacheAnnotation();
this.exceptionTypeFilter = createExceptionTypeFilter(ann.cachedExceptions(), ann.nonCachedExceptions());
this.exceptionCacheResolver = exceptionCacheResolver;
this.exceptionCacheName = (StringUtils.hasText(ann.exceptionCacheName()) ? ann.exceptionCacheName() : null);
}
@Override
public ExceptionTypeFilter getExceptionTypeFilter() {
return this.exceptionTypeFilter;
}
/**
* Specify if the method should always be invoked regardless of a cache hit.
* By default, the method is only invoked in case of a cache miss.
* @see javax.cache.annotation.CacheResult#skipGet()
*/
public boolean isAlwaysInvoked() {
return getCacheAnnotation().skipGet();
}
/**
* Return the {@link CacheResolver} instance to use to resolve the cache to
* use for matching exceptions thrown by this operation.
*/
public CacheResolver getExceptionCacheResolver() {
return this.exceptionCacheResolver;
}
/**
* Return the name of the cache to cache exceptions, or {@code null} if
* caching exceptions should be disabled.
* @see javax.cache.annotation.CacheResult#exceptionCacheName()
*/
public String getExceptionCacheName() {
return this.exceptionCacheName;
}
}