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* 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
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package org.apache.openjpa.persistence.datacache;
import org.apache.openjpa.datacache.CacheDistributionPolicy;
import org.apache.openjpa.datacache.ConcurrentDataCache;
import org.apache.openjpa.datacache.DataCache;
import org.apache.openjpa.datacache.PartitionedDataCache;
import org.apache.openjpa.kernel.OpenJPAStateManager;
import org.apache.openjpa.lib.conf.Configuration;
import org.apache.openjpa.persistence.StoreCacheImpl;
import org.apache.openjpa.persistence.test.SingleEMFTestCase;
import org.apache.openjpa.util.UserException;
public class TestPartitionedDataCache extends SingleEMFTestCase {
public void setUp() {
super.setUp("openjpa.DataCache", "partitioned(PartitionType=concurrent,partitions="+
"'(name=a,cacheSize=100),(name=b,cacheSize=200)')",
"openjpa.RemoteCommitProvider", "sjvm",
"openjpa.CacheDistributionPolicy",
"org.apache.openjpa.persistence.datacache.TestPartitionedDataCache$TestPolicy");
}
public void testPropertyParsing() {
PartitionedDataCache cache = new PartitionedDataCache();
String badProperty = "(name=a,cacheSize=100),(name=b,cacheSize=200";// missing last bracket
try {
cache.setPartitions(badProperty);
fail("Expected parse error on " + badProperty);
} catch (UserException e) {
System.err.println(e);
}
badProperty = "(name=a,cacheSize=100)(name=b,cacheSize=200)";// missing comma
try {
cache.setPartitions(badProperty);
fail("Expected parse error on " + badProperty);
} catch (UserException e) {
System.err.println(e);
}
badProperty = "(cacheSize=100),(name=b,cacheSize=200)";// missing name
try {
cache.setPartitions(badProperty);
fail("Expected parse error on " + badProperty);
} catch (UserException e) {
System.err.println(e);
}
badProperty = "(name=a,cacheSize=100),(name=a,cacheSize=200)";// duplicate name
try {
cache.setPartitions(badProperty);
fail("Expected parse error on " + badProperty);
} catch (UserException e) {
System.err.println(e);
}
badProperty = "(name=default,cacheSize=100),(name=a,cacheSize=200)";// default name
try {
cache.setPartitions(badProperty);
fail("Expected parse error on " + badProperty);
} catch (UserException e) {
System.err.println(e);
}
}
public void testPolicyConfiguration() {
Object v = emf.getConfiguration().toProperties(true).get("openjpa.CacheDistributionPolicy");
String policyPlugin = emf.getConfiguration().getCacheDistributionPolicy();
CacheDistributionPolicy policyInstance = emf.getConfiguration().getCacheDistributionPolicyInstance();
CacheDistributionPolicy policy = emf.getConfiguration().getDataCacheManagerInstance().getDistributionPolicy();
assertNotNull(policy);
assertTrue(policy.getClass() + " not TestPolicy", policy instanceof TestPolicy);
}
public void testPluginConfiguration() {
DataCache cache = ((StoreCacheImpl)emf.getStoreCache()).getDelegate();
assertTrue(cache instanceof PartitionedDataCache);
assertFalse(cache.getPartitionNames().isEmpty());
assertNotNull(cache.getPartition("a", false));
assertNotNull(cache.getPartition("b", false));
assertNull(cache.getPartition("c", false));
assertCacheConfiguration("a", 100);
assertCacheConfiguration("b", 200);
}
void assertCacheConfiguration(String name, int size) {
DataCache cache = emf.getConfiguration().getDataCacheManagerInstance().getDataCache(name);
assertNotNull(cache);
assertTrue(cache instanceof ConcurrentDataCache);
assertEquals(size, ((ConcurrentDataCache)cache).getCacheSize());
}
public static class TestPolicy implements CacheDistributionPolicy {
public String selectCache(OpenJPAStateManager sm, Object context) {
return "a";
}
public void endConfiguration() {
}
public void setConfiguration(Configuration conf) {
}
public void startConfiguration() {
}
}
}