/*
* 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.config;
import java.io.IOException;
import java.util.Arrays;
import java.util.Map;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.springframework.cache.Cache;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.concurrent.ConcurrentMapCache;
import org.springframework.cache.interceptor.CacheOperationInvoker;
import org.springframework.cache.jcache.interceptor.AnnotatedJCacheableService;
import org.springframework.cache.jcache.interceptor.JCacheInterceptor;
import org.springframework.cache.jcache.interceptor.JCacheOperationSource;
import org.springframework.cache.support.SimpleCacheManager;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import static org.junit.Assert.*;
/**
*
* @author Stephane Nicoll
*/
public class JCacheCustomInterceptorTests {
protected ConfigurableApplicationContext ctx;
protected JCacheableService<?> cs;
protected Cache exceptionCache;
@Before
public void setup() {
ctx = new AnnotationConfigApplicationContext(EnableCachingConfig.class);
cs = ctx.getBean("service", JCacheableService.class);
exceptionCache = ctx.getBean("exceptionCache", Cache.class);
}
@After
public void tearDown() {
ctx.close();
}
@Test
public void onlyOneInterceptorIsAvailable() {
Map<String, JCacheInterceptor> interceptors = ctx.getBeansOfType(JCacheInterceptor.class);
assertEquals("Only one interceptor should be defined", 1, interceptors.size());
JCacheInterceptor interceptor = interceptors.values().iterator().next();
assertEquals("Custom interceptor not defined", TestCacheInterceptor.class, interceptor.getClass());
}
@Test
public void customInterceptorAppliesWithRuntimeException() {
Object o = cs.cacheWithException("id", true);
assertEquals(55L, o); // See TestCacheInterceptor
}
@Test
public void customInterceptorAppliesWithCheckedException() {
try {
cs.cacheWithCheckedException("id", true);
fail("Should have failed");
}
catch (RuntimeException e) {
assertNotNull("missing original exception", e.getCause());
assertEquals(IOException.class, e.getCause().getClass());
}
catch (Exception e) {
fail("Wrong exception type " + e);
}
}
@Configuration
@EnableCaching
static class EnableCachingConfig {
@Bean
public CacheManager cacheManager() {
SimpleCacheManager cm = new SimpleCacheManager();
cm.setCaches(Arrays.asList(
defaultCache(),
exceptionCache()));
return cm;
}
@Bean
public JCacheableService<?> service() {
return new AnnotatedJCacheableService(defaultCache());
}
@Bean
public Cache defaultCache() {
return new ConcurrentMapCache("default");
}
@Bean
public Cache exceptionCache() {
return new ConcurrentMapCache("exception");
}
@Bean
public JCacheInterceptor jCacheInterceptor(JCacheOperationSource cacheOperationSource) {
JCacheInterceptor cacheInterceptor = new TestCacheInterceptor();
cacheInterceptor.setCacheOperationSource(cacheOperationSource);
return cacheInterceptor;
}
}
/**
* A test {@link org.springframework.cache.interceptor.CacheInterceptor} that handles special exception
* types.
*/
@SuppressWarnings("serial")
static class TestCacheInterceptor extends JCacheInterceptor {
@Override
protected Object invokeOperation(CacheOperationInvoker invoker) {
try {
return super.invokeOperation(invoker);
}
catch (CacheOperationInvoker.ThrowableWrapper e) {
Throwable original = e.getOriginal();
if (original.getClass() == UnsupportedOperationException.class) {
return 55L;
}
else {
throw new CacheOperationInvoker.ThrowableWrapper(
new RuntimeException("wrapping original", original));
}
}
}
}
}