[hibernate-commits] Hibernate SVN: r16981 - in core/trunk: envers/src/main/java/org/hibernate/envers/configuration and 3 other directories.

Author: adamw Date: 2009-06-30 11:56:49 -0400 (Tue, 30 Jun 2009) New Revision: 16981 Added: core/trunk/envers/src/test/java/org/hibernate/envers/test/integration/query/StoreDeletedData.java Modified: core/trunk/documentation/envers/src/main/docbook/en-US/content/configuration.xml core/trunk/envers/src/main/java/org/hibernate/envers/configuration/GlobalConfiguration.java core/trunk/envers/src/main/java/org/hibernate/envers/event/AuditEventListener.java core/trunk/envers/src/main/java/org/hibernate/envers/synchronization/work/DelWorkUnit.java Log: HHH-3819: - adding an option to store the data when an entity is deleted in the revision (instead of having to read the last-but-one revision) Modified: core/trunk/documentation/envers/src/main/docbook/en-US/content/configuration.xml =================================================================== --- core/trunk/documentation/envers/src/main/docbook/en-US/content/configuration.xml 2009-06-30 15:11:37 UTC (rev 16980) +++ core/trunk/documentation/envers/src/main/docbook/en-US/content/configuration.xml 2009-06-30 15:56:49 UTC (rev 16981) @@ -133,6 +133,21 @@ (their history won't be stored; it normally doesn't make sense to store it). </entry> </row> + <row> + <entry> + <property>org.hibernate.envers.storeDataAtDelete</property> + </entry> + <entry> + false + </entry> + <entry> + Should the entity data be stored in the revision when the entity is deleted (instead of only + storing the id and all other properties as null). This is not normally needed, as the data is + present in the last-but-one revision. Sometimes, however, it is easier and more efficient to + access it in the last revision (then the data that the entity contained before deletion is + stored twice). + </entry> + </row> </tbody> </tgroup> </table> Modified: core/trunk/envers/src/main/java/org/hibernate/envers/configuration/GlobalConfiguration.java =================================================================== --- core/trunk/envers/src/main/java/org/hibernate/envers/configuration/GlobalConfiguration.java 2009-06-30 15:11:37 UTC (rev 16980) +++ core/trunk/envers/src/main/java/org/hibernate/envers/configuration/GlobalConfiguration.java 2009-06-30 15:56:49 UTC (rev 16981) @@ -36,6 +36,9 @@ // Should the optimistic locking property of an entity be considered unversioned private final boolean doNotAuditOptimisticLockingField; + // Should entity data be stored when it is deleted + private final boolean storeDataAtDelete; + /* Which operator to use in correlated subqueries (when we want a property to be equal to the result of a correlated subquery, for example: e.p <operator> (select max(e2.p) where e2.p2 = e.p2 ...). @@ -53,6 +56,9 @@ "true"); doNotAuditOptimisticLockingField = Boolean.parseBoolean(ignoreOptimisticLockingPropertyStr); + String storeDataDeletedEntityStr = properties.getProperty("org.hibernate.envers.storeDataAtDelete", "false"); + storeDataAtDelete = Boolean.parseBoolean(storeDataDeletedEntityStr); + correlatedSubqueryOperator = "org.hibernate.dialect.HSQLDialect".equals( properties.getProperty("hibernate.dialect")) ? "in" : "="; } @@ -68,4 +74,8 @@ public String getCorrelatedSubqueryOperator() { return correlatedSubqueryOperator; } + + public boolean isStoreDataAtDelete() { + return storeDataAtDelete; + } } Modified: core/trunk/envers/src/main/java/org/hibernate/envers/event/AuditEventListener.java =================================================================== --- core/trunk/envers/src/main/java/org/hibernate/envers/event/AuditEventListener.java 2009-06-30 15:11:37 UTC (rev 16980) +++ core/trunk/envers/src/main/java/org/hibernate/envers/event/AuditEventListener.java 2009-06-30 15:56:49 UTC (rev 16981) @@ -174,7 +174,7 @@ AuditSync verSync = verCfg.getSyncManager().get(event.getSession()); verSync.addWorkUnit(new DelWorkUnit(event.getSession(), event.getPersister().getEntityName(), verCfg, - event.getId())); + event.getId(), event.getPersister(), event.getDeletedState())); generateBidirectionalCollectionChangeWorkUnits(verSync, event.getPersister(), entityName, null, event.getDeletedState(), event.getSession()); Modified: core/trunk/envers/src/main/java/org/hibernate/envers/synchronization/work/DelWorkUnit.java =================================================================== --- core/trunk/envers/src/main/java/org/hibernate/envers/synchronization/work/DelWorkUnit.java 2009-06-30 15:11:37 UTC (rev 16980) +++ core/trunk/envers/src/main/java/org/hibernate/envers/synchronization/work/DelWorkUnit.java 2009-06-30 15:56:49 UTC (rev 16981) @@ -31,14 +31,22 @@ import org.hibernate.envers.configuration.AuditConfiguration; import org.hibernate.Session; +import org.hibernate.persister.entity.EntityPersister; import org.hibernate.engine.SessionImplementor; /** * @author Adam Warski (adam at warski dot org) */ public class DelWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit { - public DelWorkUnit(SessionImplementor sessionImplementor, String entityName, AuditConfiguration verCfg, Serializable id) { + private final Object[] state; + private final String[] propertyNames; + + public DelWorkUnit(SessionImplementor sessionImplementor, String entityName, AuditConfiguration verCfg, + Serializable id, EntityPersister entityPersister, Object[] state) { super(sessionImplementor, entityName, verCfg, id); + + this.state = state; + this.propertyNames = entityPersister.getPropertyNames(); } public boolean containsWork() { @@ -49,6 +57,11 @@ Map<String, Object> data = new HashMap<String, Object>(); fillDataWithId(data, revisionData, RevisionType.DEL); + if (verCfg.getGlobalCfg().isStoreDataAtDelete()) { + verCfg.getEntCfg().get(getEntityName()).getPropertyMapper().map(sessionImplementor, data, + propertyNames, state, state); + } + session.save(verCfg.getAuditEntCfg().getAuditEntityName(getEntityName()), data); setPerformed(data); Copied: core/trunk/envers/src/test/java/org/hibernate/envers/test/integration/query/StoreDeletedData.java (from rev 16611, core/trunk/envers/src/test/java/org/hibernate/envers/test/integration/query/SimpleQuery.java) =================================================================== --- core/trunk/envers/src/test/java/org/hibernate/envers/test/integration/query/StoreDeletedData.java (rev 0) +++ core/trunk/envers/src/test/java/org/hibernate/envers/test/integration/query/StoreDeletedData.java 2009-06-30 15:56:49 UTC (rev 16981) @@ -0,0 +1,82 @@ +/* + * Hibernate, Relational Persistence for Idiomatic Java + * + * Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as + * indicated by the @author tags or express copyright attribution + * statements applied by the authors. All third-party contributions are + * distributed under license by Red Hat Middleware LLC. + * + * This copyrighted material is made available to anyone wishing to use, modify, + * copy, or redistribute it subject to the terms and conditions of the GNU + * Lesser General Public License, as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License + * for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this distribution; if not, write to: + * Free Software Foundation, Inc. + * 51 Franklin Street, Fifth Floor + * Boston, MA 02110-1301 USA + */ +package org.hibernate.envers.test.integration.query; + +import org.hibernate.ejb.Ejb3Configuration; +import org.hibernate.envers.query.AuditEntity; +import org.hibernate.envers.test.AbstractEntityTest; +import org.hibernate.envers.test.entities.StrIntTestEntity; +import org.testng.annotations.BeforeClass; +import org.testng.annotations.Test; + +import javax.persistence.EntityManager; +import java.util.List; + +/** + * A test which checks if the data of a deleted entity is stored when the setting is on. + * @author Adam Warski (adam at warski dot org) + */ +@SuppressWarnings({"unchecked"}) +public class StoreDeletedData extends AbstractEntityTest { + private Integer id1; + + public void configure(Ejb3Configuration cfg) { + cfg.addAnnotatedClass(StrIntTestEntity.class); + cfg.setProperty("org.hibernate.envers.storeDataAtDelete", "true"); + } + + @BeforeClass(dependsOnMethods = "init") + public void initData() { + // Revision 1 + EntityManager em = getEntityManager(); + em.getTransaction().begin(); + + StrIntTestEntity site1 = new StrIntTestEntity("a", 10); + + em.persist(site1); + + id1 = site1.getId(); + + em.getTransaction().commit(); + + // Revision 2 + em.getTransaction().begin(); + + em.remove(site1); + + em.getTransaction().commit(); + } + + @Test + public void testRevisionsPropertyEqQuery() { + List revs_id1 = getAuditReader().createQuery() + .forRevisionsOfEntity(StrIntTestEntity.class, false, true) + .add(AuditEntity.id().eq(id1)) + .getResultList(); + + assert revs_id1.size() == 2; + assert ((Object[]) revs_id1.get(0))[0].equals(new StrIntTestEntity("a", 10, id1)); + assert ((Object[]) revs_id1.get(1))[0].equals(new StrIntTestEntity("a", 10, id1)); + } +} \ No newline at end of file