| /* |
| * 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. |
| */ |
| package org.apache.openjpa.persistence.meta; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import javax.persistence.EntityManagerFactory; |
| |
| |
| import org.apache.openjpa.persistence.meta.common.apps.ValueStrategyPC; |
| import org.apache.openjpa.persistence.common.utils.AbstractTestCase; |
| import org.apache.openjpa.meta.ClassMetaData; |
| import org.apache.openjpa.persistence.OpenJPAEntityManager; |
| import org.apache.openjpa.util.OpenJPAException; |
| |
| /** |
| * <p>Test value and update strategies. Also tests version fields, which |
| * are represented in JDO as a value strategy.</p> |
| * |
| * @author Abe White |
| */ |
| public class TestValueStrategies |
| extends AbstractTestCase { |
| |
| public TestValueStrategies(String test) { |
| super(test, "metacactusapp"); |
| } |
| |
| public void setUp() { |
| deleteAll(ValueStrategyPC.class); |
| } |
| |
| public void testIgnoreUpdate() { |
| ValueStrategyPC pc = new ValueStrategyPC(); |
| pc.setName("pc"); |
| pc.setIgnoreUpdate(10); |
| |
| OpenJPAEntityManager pm = |
| (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| pm.persist(pc); |
| assertEquals(10, pc.getIgnoreUpdate()); |
| endTx(pm); |
| Object oid = pm.getObjectId(pc); |
| endEm(pm); |
| |
| //pm = getPM(false, false); |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| assertNotNull(pc); |
| assertEquals(10, pc.getIgnoreUpdate()); |
| startTx(pm); |
| pc.setIgnoreUpdate(100); |
| assertFalse(pm.isDirty(pc)); |
| pm.transactional(pc, false); |
| endTx(pm); |
| assertEquals(10, pc.getIgnoreUpdate()); |
| endEm(pm); |
| |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| assertNotNull(pc); |
| assertEquals(10, pc.getIgnoreUpdate()); |
| endEm(pm); |
| } |
| |
| public void testRestrictUpdate() { |
| ValueStrategyPC pc = new ValueStrategyPC(); |
| pc.setName("pc"); |
| pc.setRestrictUpdate(10); |
| |
| OpenJPAEntityManager pm = |
| (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| pm.persist(pc); |
| assertEquals(10, pc.getRestrictUpdate()); |
| endTx(pm); |
| Object oid = pm.getObjectId(pc); |
| endEm(pm); |
| |
| //pm = getPM(false, false); |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| assertNotNull(pc); |
| assertEquals(10, pc.getRestrictUpdate()); |
| startTx(pm); |
| try { |
| pc.setRestrictUpdate(100); |
| fail("Allowed update of restricted field."); |
| } catch (RuntimeException re) { |
| } |
| endTx(pm); |
| assertEquals(10, pc.getRestrictUpdate()); |
| endEm(pm); |
| } |
| |
| public void testUUID() { |
| ValueStrategyPC pc = new ValueStrategyPC(); |
| ValueStrategyPC pc2 = new ValueStrategyPC(); |
| pc.setName("pc"); |
| pc2.setName("pc2"); |
| assertNull(pc.getUUID()); |
| assertNull(pc2.getUUID()); |
| assertNull(pc.getUUIDHex()); |
| assertNull(pc2.getUUIDHex()); |
| |
| OpenJPAEntityManager pm = |
| (OpenJPAEntityManager) currentEntityManager(); |
| pm.setOptimistic(true); |
| startTx(pm); |
| pm.persist(pc); |
| pm.persist(pc2); |
| String str = pc.getUUID(); |
| String hex = pc.getUUIDHex(); |
| assertTrue(!pm.isStoreActive()); // no flush needed |
| endTx(pm); |
| String str2 = pc2.getUUID(); |
| String hex2 = pc2.getUUIDHex(); |
| Object oid = pm.getObjectId(pc); |
| Object oid2 = pm.getObjectId(pc2); |
| endEm(pm); |
| |
| assertNotNull(str); |
| assertNotNull(str2); |
| assertTrue(!str.equals(str2)); |
| assertNotNull(hex); |
| assertNotNull(hex2); |
| assertTrue(!hex.equals(hex2)); |
| |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| pc2 = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid2); |
| assertEquals(str, pc.getUUID()); |
| assertEquals(str2, pc2.getUUID()); |
| assertEquals(hex, pc.getUUIDHex()); |
| assertEquals(hex2, pc2.getUUIDHex()); |
| startTx(pm); |
| pc.setUUIDHex("foo"); |
| pc2.setUUIDHex("bar"); |
| endTx(pm); |
| endEm(pm); |
| |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| pc2 = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid2); |
| assertEquals("foo", pc.getUUIDHex()); |
| assertEquals("bar", pc2.getUUIDHex()); |
| endEm(pm); |
| } |
| |
| public void testSequence() { |
| ValueStrategyPC pc = new ValueStrategyPC(); |
| ValueStrategyPC pc2 = new ValueStrategyPC(); |
| pc.setName("pc"); |
| pc2.setName("pc2"); |
| assertEquals(0, pc.getSequence()); |
| assertEquals(0, pc2.getSequence()); |
| |
| OpenJPAEntityManager pm = |
| (OpenJPAEntityManager) currentEntityManager(); |
| pm.setOptimistic(true); |
| startTx(pm); |
| pm.persist(pc); |
| pm.persist(pc2); |
| int seq = pc.getSequence(); |
| assertTrue(!pm.isStoreActive()); // no flush needed |
| endTx(pm); |
| int seq2 = pc2.getSequence(); |
| Object oid = pm.getObjectId(pc); |
| Object oid2 = pm.getObjectId(pc2); |
| endEm(pm); |
| |
| assertTrue(seq > 0); |
| assertTrue(seq2 > 0); |
| assertTrue(seq != seq2); |
| |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| pc2 = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid2); |
| assertEquals(seq, pc.getSequence()); |
| assertEquals(seq2, pc2.getSequence()); |
| startTx(pm); |
| pc.setSequence(99); |
| pc2.setSequence(100); |
| endTx(pm); |
| endEm(pm); |
| |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| pc2 = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid2); |
| assertEquals(99, pc.getSequence()); |
| assertEquals(100, pc2.getSequence()); |
| endEm(pm); |
| } |
| |
| public void testVersion() { |
| versionTest(getEmf()); |
| } |
| |
| public void testVersionDataCache() { |
| |
| Map map = new HashMap(); |
| map.put("openjpa.DataCache", "true"); |
| map.put("openjpa.RemoteCommitProvider", "sjvm"); |
| versionTest(getEmf(map)); |
| } |
| |
| private void versionTest(EntityManagerFactory pmf) { |
| ValueStrategyPC pc = new ValueStrategyPC(); |
| pc.setName("pc"); |
| |
| OpenJPAEntityManager pm = (OpenJPAEntityManager) |
| pmf.createEntityManager(); |
| startTx(pm); |
| pm.persist(pc); |
| ClassMetaData meta = getConfiguration() |
| .getMetaDataRepositoryInstance(). |
| getMetaData(pc.getClass(), null, false); |
| assertNotNull(meta.getVersionField()); |
| assertEquals("version", meta.getVersionField().getName()); |
| assertEquals(0, pc.getVersion()); |
| endTx(pm); |
| assertEquals(1, pc.getVersion()); |
| Object oid = pm.getObjectId(pc); |
| endEm(pm); |
| |
| // do no-op commit |
| pm = (OpenJPAEntityManager) pmf.createEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| assertNotNull(pc); |
| assertEquals(1, pc.getVersion()); |
| startTx(pm); |
| try { |
| pc.setVersion(10); |
| fail("Allowed change to version field."); |
| } catch (RuntimeException re) { |
| } |
| endTx(pm); |
| assertEquals(1, pc.getVersion()); |
| endEm(pm); |
| |
| // do real commit |
| pm = (OpenJPAEntityManager) pmf.createEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| assertNotNull(pc); |
| assertEquals(1, pc.getVersion()); |
| startTx(pm); |
| pc.setName("changed"); |
| pm.flush(); |
| assertEquals(1, pc.getVersion()); |
| endTx(pm); |
| assertEquals("changed", pc.getName()); |
| assertEquals(2, pc.getVersion()); |
| endEm(pm); |
| |
| // rollback |
| pm = (OpenJPAEntityManager) pmf.createEntityManager(); |
| pc = (ValueStrategyPC) pm.find(ValueStrategyPC.class, oid); |
| assertNotNull(pc); |
| assertEquals(2, pc.getVersion()); |
| startTx(pm); |
| pc.setName("changed2"); |
| pm.flush(); |
| assertEquals(2, pc.getVersion()); |
| rollbackTx(pm); |
| assertEquals(2, pc.getVersion()); |
| endEm(pm); |
| } |
| |
| public void testVersionDetach() { |
| ValueStrategyPC pc = new ValueStrategyPC(); |
| ValueStrategyPC pc2 = new ValueStrategyPC(); |
| pc.setName("pc"); |
| pc2.setName("pc2"); |
| |
| OpenJPAEntityManager pm = |
| (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| pm.persist(pc); |
| pm.persist(pc2); |
| endTx(pm); |
| startTx(pm); |
| pc.setName("changed"); |
| pc2.setName("changed2"); |
| endTx(pm); |
| assertEquals(2, pc.getVersion()); |
| assertEquals(2, pc2.getVersion()); |
| ValueStrategyPC detached = (ValueStrategyPC) pm.detach(pc); |
| ValueStrategyPC detached2 = (ValueStrategyPC) pm.detach(pc2); |
| endEm(pm); |
| |
| // clean attach |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| pc = (ValueStrategyPC) pm.merge(detached); |
| assertEquals(2, pc.getVersion()); |
| endTx(pm); |
| assertEquals(2, pc.getVersion()); |
| endEm(pm); |
| |
| // dirty attach |
| detached.setName("changed-detached"); |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| pc = (ValueStrategyPC) pm.merge(detached); |
| assertEquals(2, pc.getVersion()); |
| endTx(pm); |
| assertEquals(3, pc.getVersion()); |
| endEm(pm); |
| |
| // stale attach |
| detached.setName("stale"); |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| try { |
| pm.merge(detached); |
| endTx(pm); |
| fail("Committed stale version."); |
| } catch (OpenJPAException je) { |
| } |
| if (isActiveTx(pm)) |
| rollbackTx(pm); |
| endEm(pm); |
| |
| // modify version field in detached; allow either exception or |
| // allow the update to be ignored |
| detached2.setName("changed2-detached"); |
| detached2.setVersion(99); |
| pm = (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| try { |
| pc2 = (ValueStrategyPC) pm.merge(detached2); |
| assertEquals(2, pc2.getVersion()); |
| endTx(pm); |
| assertEquals(3, pc2.getVersion()); |
| } catch (OpenJPAException je) { |
| } |
| if (isActiveTx(pm)) |
| rollbackTx(pm); |
| ; |
| endEm(pm); |
| } |
| |
| public void testVersionRefresh() { |
| ValueStrategyPC pc = new ValueStrategyPC(); |
| pc.setName("pc"); |
| |
| OpenJPAEntityManager pm = |
| (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm); |
| pm.persist(pc); |
| endTx(pm); |
| startTx(pm); |
| pc.setName("changed"); |
| endTx(pm); |
| assertEquals(2, pc.getVersion()); |
| |
| // clean refresh |
| startTx(pm); |
| pm.refresh(pc); |
| assertEquals(2, pc.getVersion()); |
| |
| // concurrent mod |
| OpenJPAEntityManager pm2 = |
| (OpenJPAEntityManager) currentEntityManager(); |
| startTx(pm2); |
| ValueStrategyPC pc2 = (ValueStrategyPC) pm2.find |
| (ValueStrategyPC.class, pm2.getObjectId(pc)); |
| pc2.setName("changed2"); |
| endTx(pm2); |
| assertEquals(3, pc2.getVersion()); |
| endEm(pm2); |
| |
| // stale refresh |
| pm.refresh(pc); |
| assertEquals(3, pc.getVersion()); |
| |
| // dirty refresh |
| pc.setName("changed-1"); |
| pm.refresh(pc); |
| assertEquals(3, pc.getVersion()); |
| |
| pc.setName("changed-2"); |
| endTx(pm); |
| assertEquals(4, pc.getVersion()); |
| endEm(pm); |
| } |
| } |