Java tutorial
/* * 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 de.eiswind.jackrabbit.persistence.orient; import junit.framework.TestCase; import org.apache.commons.io.FileUtils; import org.apache.jackrabbit.core.NamespaceRegistryImpl; import org.apache.jackrabbit.core.RepositoryImpl; import org.apache.jackrabbit.core.fs.mem.MemoryFileSystem; import org.apache.jackrabbit.core.id.NodeId; import org.apache.jackrabbit.core.id.PropertyId; import org.apache.jackrabbit.core.persistence.PMContext; import org.apache.jackrabbit.core.persistence.PersistenceManager; import org.apache.jackrabbit.core.state.*; import org.apache.jackrabbit.core.value.InternalValue; import org.apache.jackrabbit.spi.Name; import org.apache.jackrabbit.spi.commons.name.NameConstants; import org.apache.jackrabbit.spi.commons.name.NameFactoryImpl; import org.apache.jackrabbit.stats.RepositoryStatisticsImpl; import javax.jcr.PropertyType; import java.io.File; import java.util.Arrays; public class PersistenceManagerTest extends TestCase { private static final NodeId NODE_ID = NodeId.randomId(); private static final NodeId CHILD_ID = NodeId.randomId(); private static final Name TEST = NameFactoryImpl.getInstance().create("", "test"); private static final PropertyId PROPERTY_ID = new PropertyId(NODE_ID, TEST); private File directory; protected void setUp() throws Exception { directory = File.createTempFile("jackrabbit-persistence-", "-test"); directory.delete(); directory.mkdirs(); } protected void tearDown() throws Exception { FileUtils.forceDelete(directory); } public void testOrientPersistenceManager() throws Exception { OrientPersistenceManager manager = new OrientPersistenceManager(); manager.setUrl("memory:graph"); manager.setUser("admin"); manager.setPass("admin"); manager.setSchemaObjectPrefix("Test"); assertPersistenceManager(manager); } private void assertPersistenceManager(PersistenceManager manager) throws Exception { manager.init(new PMContext(directory, new MemoryFileSystem(), RepositoryImpl.ROOT_NODE_ID, new NamespaceRegistryImpl(new MemoryFileSystem()), null, null, new RepositoryStatisticsImpl())); try { assertCreateNewNode(manager); assertCreateNewProperty(manager); assertMissingItemStates(manager); assertCreateUpdateDelete(manager); } finally { manager.close(); } } private void assertCreateNewNode(PersistenceManager manager) { NodeState state = manager.createNew(NODE_ID); assertNotNull(state); assertEquals(NODE_ID, state.getId()); assertEquals(NODE_ID, state.getNodeId()); assertTrue(state.isNode()); assertFalse(state.isTransient()); assertFalse(state.isStale()); assertFalse(state.isShareable()); assertNull(state.getContainer()); assertEquals(0, state.getModCount()); assertTrue(state.getChildNodeEntries().isEmpty()); assertTrue(state.getPropertyNames().isEmpty()); } private void assertCreateNewProperty(PersistenceManager manager) { PropertyState state = manager.createNew(PROPERTY_ID); assertNotNull(state); assertEquals(PROPERTY_ID, state.getId()); assertEquals(PROPERTY_ID, state.getPropertyId()); assertEquals(NODE_ID, state.getParentId()); assertFalse(state.isNode()); assertFalse(state.isTransient()); assertFalse(state.isStale()); } private void assertMissingItemStates(PersistenceManager manager) throws Exception { assertFalse(manager.exists(NODE_ID)); try { manager.load(NODE_ID); fail(); } catch (NoSuchItemStateException expected) { } assertFalse(manager.exists(PROPERTY_ID)); try { manager.load(PROPERTY_ID); fail(); } catch (NoSuchItemStateException expected) { } assertFalse(manager.existsReferencesTo(NODE_ID)); try { manager.loadReferencesTo(NODE_ID); fail(); } catch (NoSuchItemStateException expected) { } } private void assertCreateUpdateDelete(PersistenceManager manager) throws Exception { NodeState node = new NodeState(NODE_ID, TEST, RepositoryImpl.ROOT_NODE_ID, ItemState.STATUS_NEW, true); node.addChildNodeEntry(TEST, CHILD_ID); node.addPropertyName(NameConstants.JCR_PRIMARYTYPE); node.addPropertyName(TEST); NodeState child = new NodeState(CHILD_ID, TEST, NODE_ID, ItemState.STATUS_NEW, true); child.addPropertyName(NameConstants.JCR_PRIMARYTYPE); PropertyState property = new PropertyState(PROPERTY_ID, ItemState.STATUS_NEW, true); property.setType(PropertyType.REFERENCE); property.setValues(new InternalValue[] { InternalValue.create(CHILD_ID) }); NodeReferences references = new NodeReferences(CHILD_ID); references.addReference(PROPERTY_ID); ChangeLog create = new ChangeLog(); create.added(node); create.added(child); create.added(property); create.modified(references); manager.store(create); assertTrue(manager.exists(NODE_ID)); assertTrue(manager.exists(CHILD_ID)); assertTrue(manager.exists(PROPERTY_ID)); assertTrue(manager.existsReferencesTo(CHILD_ID)); assertEquals(node, manager.load(NODE_ID)); assertEquals(child, manager.load(CHILD_ID)); assertEquals(property, manager.load(PROPERTY_ID)); assertEquals(references, manager.loadReferencesTo(CHILD_ID)); references.removeReference(PROPERTY_ID); node.setStatus(ItemState.STATUS_EXISTING); ChangeLog update = new ChangeLog(); update.modified(references); node.removePropertyName(TEST); update.deleted(property); update.modified(node); manager.store(update); assertTrue(manager.exists(NODE_ID)); assertTrue(manager.exists(CHILD_ID)); assertFalse(manager.exists(PROPERTY_ID)); assertFalse(manager.existsReferencesTo(CHILD_ID)); assertEquals(node, manager.load(NODE_ID)); assertEquals(child, manager.load(CHILD_ID)); ChangeLog delete = new ChangeLog(); delete.deleted(child); delete.deleted(node); manager.store(delete); assertFalse(manager.exists(NODE_ID)); assertFalse(manager.exists(CHILD_ID)); assertFalse(manager.exists(PROPERTY_ID)); assertFalse(manager.existsReferencesTo(CHILD_ID)); } private void assertEquals(NodeState expected, NodeState actual) { assertEquals(expected.getId(), actual.getId()); assertEquals(expected.getNodeId(), actual.getNodeId()); assertEquals(expected.getNodeTypeName(), actual.getNodeTypeName()); assertEquals(expected.getMixinTypeNames(), actual.getMixinTypeNames()); assertEquals(expected.getPropertyNames(), actual.getPropertyNames()); assertEquals(expected.getChildNodeEntries(), actual.getChildNodeEntries()); } private void assertEquals(PropertyState expected, PropertyState actual) { assertEquals(expected.getId(), actual.getId()); assertEquals(expected.getPropertyId(), actual.getPropertyId()); assertEquals(expected.getType(), actual.getType()); assertTrue(Arrays.equals(expected.getValues(), actual.getValues())); } private void assertEquals(NodeReferences expected, NodeReferences actual) { assertEquals(expected.getTargetId(), actual.getTargetId()); assertEquals(expected.getReferences(), actual.getReferences()); } }