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"acceptExisting" flag allows for sharing per cacheManagerName on EhCache 2.5+

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As a benefit over the "shared" flag, this allows for sharing a specific CacheManager in a system with potentially multiple CacheManagers involved, and it supports controlled shutdown by the EhCacheManagerFactoryBean that actually created the CacheManager.

Issue: SPR-11178
This commit is contained in:
Juergen Hoeller
2013-12-11 17:25:02 +01:00
parent 9c157ea073
commit a9605a11e9
3 changed files with 145 additions and 23 deletions
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71
spring-context-support/src/test/java/org/springframework/cache/ehcache/EhCacheSupportTests.java vendored
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@@ -16,8 +16,8 @@
package org.springframework.cache.ehcache;
import junit.framework.TestCase;
import net.sf.ehcache.Cache;
import net.sf.ehcache.CacheException;
import net.sf.ehcache.CacheManager;
import net.sf.ehcache.Ehcache;
import net.sf.ehcache.config.CacheConfiguration;
@@ -26,17 +26,21 @@ import net.sf.ehcache.constructs.blocking.CacheEntryFactory;
import net.sf.ehcache.constructs.blocking.SelfPopulatingCache;
import net.sf.ehcache.constructs.blocking.UpdatingCacheEntryFactory;
import net.sf.ehcache.constructs.blocking.UpdatingSelfPopulatingCache;
import org.junit.Test;
import org.springframework.core.io.ClassPathResource;
import static org.junit.Assert.*;
/**
* @author Dmitriy Kopylenko
* @author Juergen Hoeller
* @author Dmitriy Kopylenko
* @since 27.09.2004
*/
public class EhCacheSupportTests extends TestCase {
public class EhCacheSupportTests {
public void testLoadingBlankCacheManager() throws Exception {
@Test
public void testBlankCacheManager() throws Exception {
EhCacheManagerFactoryBean cacheManagerFb = new EhCacheManagerFactoryBean();
cacheManagerFb.setCacheManagerName("myCacheManager");
assertEquals(CacheManager.class, cacheManagerFb.getObjectType());
@@ -53,7 +57,59 @@ public class EhCacheSupportTests extends TestCase {
}
}
public void testLoadingCacheManagerFromConfigFile() throws Exception {
@Test
public void testCacheManagerConflict() throws Exception {
EhCacheManagerFactoryBean cacheManagerFb = new EhCacheManagerFactoryBean();
cacheManagerFb.setCacheManagerName("myCacheManager");
assertEquals(CacheManager.class, cacheManagerFb.getObjectType());
assertTrue("Singleton property", cacheManagerFb.isSingleton());
cacheManagerFb.afterPropertiesSet();
try {
CacheManager cm = cacheManagerFb.getObject();
assertTrue("Loaded CacheManager with no caches", cm.getCacheNames().length == 0);
Cache myCache1 = cm.getCache("myCache1");
assertTrue("No myCache1 defined", myCache1 == null);
EhCacheManagerFactoryBean cacheManagerFb2 = new EhCacheManagerFactoryBean();
cacheManagerFb2.setCacheManagerName("myCacheManager");
cacheManagerFb2.afterPropertiesSet();
fail("Should have thrown CacheException because of naming conflict");
}
catch (CacheException ex) {
// expected
}
finally {
cacheManagerFb.destroy();
}
}
@Test
public void testAcceptExistingCacheManager() throws Exception {
EhCacheManagerFactoryBean cacheManagerFb = new EhCacheManagerFactoryBean();
cacheManagerFb.setCacheManagerName("myCacheManager");
assertEquals(CacheManager.class, cacheManagerFb.getObjectType());
assertTrue("Singleton property", cacheManagerFb.isSingleton());
cacheManagerFb.afterPropertiesSet();
try {
CacheManager cm = cacheManagerFb.getObject();
assertTrue("Loaded CacheManager with no caches", cm.getCacheNames().length == 0);
Cache myCache1 = cm.getCache("myCache1");
assertTrue("No myCache1 defined", myCache1 == null);
EhCacheManagerFactoryBean cacheManagerFb2 = new EhCacheManagerFactoryBean();
cacheManagerFb2.setCacheManagerName("myCacheManager");
cacheManagerFb2.setAcceptExisting(true);
cacheManagerFb2.afterPropertiesSet();
CacheManager cm2 = cacheManagerFb2.getObject();
assertSame(cm, cm2);
cacheManagerFb2.destroy();
}
finally {
cacheManagerFb.destroy();
}
}
public void testCacheManagerFromConfigFile() throws Exception {
EhCacheManagerFactoryBean cacheManagerFb = new EhCacheManagerFactoryBean();
cacheManagerFb.setConfigLocation(new ClassPathResource("testEhcache.xml", getClass()));
cacheManagerFb.setCacheManagerName("myCacheManager");
@@ -70,10 +126,12 @@ public class EhCacheSupportTests extends TestCase {
}
}
@Test
public void testEhCacheFactoryBeanWithDefaultCacheManager() throws Exception {
doTestEhCacheFactoryBean(false);
}
@Test
public void testEhCacheFactoryBeanWithExplicitCacheManager() throws Exception {
doTestEhCacheFactoryBean(true);
}
@@ -156,6 +214,7 @@ public class EhCacheSupportTests extends TestCase {
}
}
@Test
public void testEhCacheFactoryBeanWithBlockingCache() throws Exception {
EhCacheManagerFactoryBean cacheManagerFb = new EhCacheManagerFactoryBean();
cacheManagerFb.afterPropertiesSet();
@@ -175,6 +234,7 @@ public class EhCacheSupportTests extends TestCase {
}
}
@Test
public void testEhCacheFactoryBeanWithSelfPopulatingCache() throws Exception {
EhCacheManagerFactoryBean cacheManagerFb = new EhCacheManagerFactoryBean();
cacheManagerFb.afterPropertiesSet();
@@ -200,6 +260,7 @@ public class EhCacheSupportTests extends TestCase {
}
}
@Test
public void testEhCacheFactoryBeanWithUpdatingSelfPopulatingCache() throws Exception {
EhCacheManagerFactoryBean cacheManagerFb = new EhCacheManagerFactoryBean();
cacheManagerFb.afterPropertiesSet();