| package org.apache.commons.jcs3.jcache; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| import org.junit.Test; |
| |
| import javax.cache.Cache; |
| import javax.cache.CacheManager; |
| import javax.cache.Caching; |
| import javax.cache.configuration.CacheEntryListenerConfiguration; |
| import javax.cache.configuration.CompleteConfiguration; |
| import javax.cache.configuration.Factory; |
| import javax.cache.configuration.MutableConfiguration; |
| import javax.cache.event.CacheEntryCreatedListener; |
| import javax.cache.event.CacheEntryEventFilter; |
| import javax.cache.event.CacheEntryListener; |
| import javax.cache.event.CacheEntryRemovedListener; |
| import javax.cache.event.CacheEntryUpdatedListener; |
| import javax.cache.expiry.AccessedExpiryPolicy; |
| import javax.cache.expiry.Duration; |
| import javax.cache.expiry.ExpiryPolicy; |
| import javax.cache.integration.CacheLoader; |
| import javax.cache.integration.CacheLoaderException; |
| import javax.cache.integration.CacheWriter; |
| import javax.cache.spi.CachingProvider; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| public class CacheTest |
| { |
| @Test |
| public void accessExpiry() throws InterruptedException |
| { |
| final CachingProvider cachingProvider = Caching.getCachingProvider(); |
| final CacheManager cacheManager = cachingProvider.getCacheManager(cachingProvider.getDefaultURI(), |
| Thread.currentThread().getContextClassLoader(), |
| cachingProvider.getDefaultProperties()); |
| final Cache<Integer, Integer> cache = cacheManager.createCache( |
| "test", |
| new MutableConfiguration<Integer, Integer>() |
| .setStoreByValue(false) |
| .setStatisticsEnabled(true) |
| .setManagementEnabled(true) |
| .setTypes(Integer.class, Integer.class) |
| .setExpiryPolicyFactory(AccessedExpiryPolicy.factoryOf(new Duration(TimeUnit.MILLISECONDS, 500)))); |
| |
| try { |
| cache.put(1, 2); |
| cache.get(1); |
| Thread.sleep(650); |
| assertFalse(cache.containsKey(1)); |
| cache.put(1, 2); |
| for (int i = 0; i < 3; i++) { // we update the last access to force the idle time and lastaccess to be synced |
| Thread.sleep(250); |
| assertTrue("iteration: " + Integer.toString(i), cache.containsKey(1)); |
| } |
| assertTrue(cache.containsKey(1)); |
| Thread.sleep(650); |
| assertFalse(cache.containsKey(1)); |
| } finally { |
| cacheManager.close(); |
| cachingProvider.close(); |
| } |
| } |
| |
| @Test |
| public void getPut() |
| { |
| final CachingProvider cachingProvider = Caching.getCachingProvider(); |
| final CacheManager cacheManager = cachingProvider.getCacheManager(); |
| final Cache<String, String> cache = cacheManager.createCache("default", new MutableConfiguration<String, String>()); |
| assertFalse(cache.containsKey("foo")); |
| cache.put("foo", "bar"); |
| assertTrue(cache.containsKey("foo")); |
| assertEquals("bar", cache.get("foo")); |
| cache.remove("foo"); |
| assertFalse(cache.containsKey("foo")); |
| cachingProvider.close(); |
| } |
| |
| @Test |
| public void listeners() |
| { |
| final CachingProvider cachingProvider = Caching.getCachingProvider(); |
| final CacheManager cacheManager = cachingProvider.getCacheManager(); |
| cacheManager.createCache("default", new MutableConfiguration<>()); |
| final Cache<String, String> cache = cacheManager.getCache("default"); |
| final Set<String> event = new HashSet<>(); |
| cache.registerCacheEntryListener(new CacheEntryListenerConfiguration<String, String>() |
| { |
| /** |
| * |
| */ |
| private static final long serialVersionUID = -8253611067837660184L; |
| |
| @Override |
| public Factory<CacheEntryListener<? super String, ? super String>> getCacheEntryListenerFactory() |
| { |
| return () -> (CacheEntryCreatedListener<String, String>) cacheEntryEvents -> event.add(cacheEntryEvents.iterator().next().getKey()); |
| } |
| |
| @Override |
| public boolean isOldValueRequired() |
| { |
| return false; |
| } |
| |
| @Override |
| public Factory<CacheEntryEventFilter<? super String, ? super String>> getCacheEntryEventFilterFactory() |
| { |
| return null; |
| } |
| |
| @Override |
| public boolean isSynchronous() |
| { |
| return false; |
| } |
| }); |
| cache.registerCacheEntryListener(new CacheEntryListenerConfiguration<String, String>() |
| { |
| /** |
| * |
| */ |
| private static final long serialVersionUID = 74774789357823553L; |
| |
| @Override |
| public Factory<CacheEntryListener<? super String, ? super String>> getCacheEntryListenerFactory() |
| { |
| return () -> (CacheEntryUpdatedListener<String, String>) cacheEntryEvents -> event.add(cacheEntryEvents.iterator().next().getKey()); |
| } |
| |
| @Override |
| public boolean isOldValueRequired() |
| { |
| return false; |
| } |
| |
| @Override |
| public Factory<CacheEntryEventFilter<? super String, ? super String>> getCacheEntryEventFilterFactory() |
| { |
| return null; |
| } |
| |
| @Override |
| public boolean isSynchronous() |
| { |
| return false; |
| } |
| }); |
| cache.registerCacheEntryListener(new CacheEntryListenerConfiguration<String, String>() |
| { |
| /** |
| * |
| */ |
| private static final long serialVersionUID = 2442816458182278519L; |
| |
| @Override |
| public Factory<CacheEntryListener<? super String, ? super String>> getCacheEntryListenerFactory() |
| { |
| return () -> (CacheEntryRemovedListener<String, String>) cacheEntryEvents -> event.add(cacheEntryEvents.iterator().next().getKey()); |
| } |
| |
| @Override |
| public boolean isOldValueRequired() |
| { |
| return false; |
| } |
| |
| @Override |
| public Factory<CacheEntryEventFilter<? super String, ? super String>> getCacheEntryEventFilterFactory() |
| { |
| return null; |
| } |
| |
| @Override |
| public boolean isSynchronous() |
| { |
| return false; |
| } |
| }); |
| |
| cache.put("foo", "bar"); |
| assertEquals(1, event.size()); |
| assertEquals("foo", event.iterator().next()); |
| event.clear(); |
| cache.put("foo", "new"); |
| assertEquals(1, event.size()); |
| assertEquals("foo", event.iterator().next()); |
| event.clear(); |
| cache.remove("foo"); |
| assertEquals(1, event.size()); |
| assertEquals("foo", event.iterator().next()); |
| |
| cachingProvider.close(); |
| } |
| |
| @Test |
| public void loader() |
| { |
| final CachingProvider cachingProvider = Caching.getCachingProvider(); |
| final CacheManager cacheManager = cachingProvider.getCacheManager(); |
| cacheManager.createCache("default", new CompleteConfiguration<Object, Object>() |
| { |
| /** |
| * |
| */ |
| private static final long serialVersionUID = -4598329777808827966L; |
| |
| @Override |
| public boolean isReadThrough() |
| { |
| return true; |
| } |
| |
| @Override |
| public boolean isWriteThrough() |
| { |
| return false; |
| } |
| |
| @Override |
| public boolean isStatisticsEnabled() |
| { |
| return false; |
| } |
| |
| @Override |
| public boolean isManagementEnabled() |
| { |
| return false; |
| } |
| |
| @Override |
| public Iterable<CacheEntryListenerConfiguration<Object, Object>> getCacheEntryListenerConfigurations() |
| { |
| return null; |
| } |
| |
| @Override |
| public Factory<CacheLoader<Object, Object>> getCacheLoaderFactory() |
| { |
| return () -> new CacheLoader<Object, Object>() |
| { |
| @Override |
| public Object load(Object key) throws CacheLoaderException |
| { |
| return "super"; |
| } |
| |
| @Override |
| public Map<Object, Object> loadAll(Iterable<?> keys) throws CacheLoaderException |
| { |
| return null; |
| } |
| }; |
| } |
| |
| @Override |
| public Factory<CacheWriter<? super Object, ? super Object>> getCacheWriterFactory() |
| { |
| return null; |
| } |
| |
| @Override |
| public Factory<ExpiryPolicy> getExpiryPolicyFactory() |
| { |
| return null; |
| } |
| |
| @Override |
| public Class<Object> getKeyType() |
| { |
| return Object.class; |
| } |
| |
| @Override |
| public Class<Object> getValueType() |
| { |
| return Object.class; |
| } |
| |
| @Override |
| public boolean isStoreByValue() |
| { |
| return false; |
| } |
| }); |
| final Cache<String, String> cache = cacheManager.getCache("default"); |
| assertEquals("super", cache.get("lazilyLoaded")); |
| cachingProvider.close(); |
| } |
| } |