| /******************************************************************************* |
| * Copyright (c) 2009, 2011 Oracle. All rights reserved. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v1.0, which accompanies this distribution |
| * and is available at http://www.eclipse.org/legal/epl-v10.html. |
| * |
| * Contributors: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.jpa.core.internal.context.orm; |
| |
| import java.util.List; |
| import org.eclipse.jpt.common.utility.internal.Tools; |
| import org.eclipse.jpt.jpa.core.context.ReadOnlyJoinTable; |
| import org.eclipse.jpt.jpa.core.context.ReadOnlyJoinTableRelationshipStrategy; |
| import org.eclipse.jpt.jpa.core.context.RelationshipMapping; |
| import org.eclipse.jpt.jpa.core.context.Table; |
| import org.eclipse.jpt.jpa.core.context.orm.OrmJoinTable; |
| import org.eclipse.jpt.jpa.core.context.orm.OrmJoinTableRelationship; |
| import org.eclipse.jpt.jpa.core.context.orm.OrmJoinTableRelationshipStrategy; |
| import org.eclipse.jpt.jpa.core.internal.context.MappingTools; |
| import org.eclipse.jpt.jpa.core.internal.validation.JpaValidationDescriptionMessages; |
| import org.eclipse.jpt.jpa.core.resource.orm.OrmFactory; |
| import org.eclipse.jpt.jpa.core.resource.orm.XmlJoinTable; |
| import org.eclipse.jpt.jpa.core.resource.orm.XmlJoinTableContainer; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public abstract class AbstractOrmJoinTableRelationshipStrategy |
| extends AbstractOrmXmlContextNode |
| implements OrmJoinTableRelationshipStrategy, Table.Owner |
| { |
| protected OrmJoinTable joinTable; |
| |
| |
| protected AbstractOrmJoinTableRelationshipStrategy(OrmJoinTableRelationship parent) { |
| super(parent); |
| } |
| |
| |
| // ********** synchronize/update ********** |
| |
| @Override |
| public void synchronizeWithResourceModel() { |
| super.synchronizeWithResourceModel(); |
| if (this.joinTable != null) { |
| this.joinTable.synchronizeWithResourceModel(); |
| } |
| } |
| |
| @Override |
| public void update() { |
| super.update(); |
| this.updateJoinTable(); |
| } |
| |
| |
| // ********** join table ********** |
| |
| public OrmJoinTable getJoinTable() { |
| return this.joinTable; |
| } |
| |
| protected void setJoinTable(OrmJoinTable joinTable) { |
| OrmJoinTable old = this.joinTable; |
| this.joinTable = joinTable; |
| this.firePropertyChanged(JOIN_TABLE_PROPERTY, old, joinTable); |
| } |
| |
| protected void updateJoinTable() { |
| if (this.buildsJoinTable()) { |
| if (this.joinTable == null) { |
| this.setJoinTable(this.buildJoinTable()); |
| } else { |
| this.joinTable.update(); |
| } |
| } else { |
| if (this.joinTable != null) { |
| this.setJoinTable(null); |
| } |
| } |
| } |
| |
| /** |
| * The strategy can have a join table if either the XML table is present |
| * or the [mapping] relationship supports a default join table. |
| */ |
| protected boolean buildsJoinTable() { |
| return (this.getXmlJoinTable() != null) || |
| this.getRelationship().mayHaveDefaultJoinTable(); |
| } |
| |
| protected OrmJoinTable buildJoinTable() { |
| return this.getContextNodeFactory().buildOrmJoinTable(this, this); |
| } |
| |
| |
| // ********** XML join table ********** |
| |
| public XmlJoinTable getXmlJoinTable() { |
| return this.getXmlJoinTableContainer().getJoinTable(); |
| } |
| |
| public XmlJoinTable buildXmlJoinTable() { |
| XmlJoinTable xmlJoinTable = OrmFactory.eINSTANCE.createXmlJoinTable(); |
| this.getXmlJoinTableContainer().setJoinTable(xmlJoinTable); |
| return xmlJoinTable; |
| } |
| |
| public void removeXmlJoinTable() { |
| this.getXmlJoinTableContainer().setJoinTable(null); |
| } |
| |
| protected XmlJoinTableContainer getXmlJoinTableContainer() { |
| return this.getRelationship().getXmlContainer(); |
| } |
| |
| |
| // ********** validation ********** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter) { |
| super.validate(messages, reporter); |
| if (this.joinTable != null) { |
| this.joinTable.validate(messages, reporter); |
| } |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public OrmJoinTableRelationship getParent() { |
| return (OrmJoinTableRelationship) super.getParent(); |
| } |
| |
| public OrmJoinTableRelationship getRelationship() { |
| return this.getParent(); |
| } |
| |
| protected RelationshipMapping getRelationshipMapping() { |
| return this.getRelationship().getMapping(); |
| } |
| |
| public void initializeFrom(ReadOnlyJoinTableRelationshipStrategy oldStrategy) { |
| ReadOnlyJoinTable oldJoinTable = oldStrategy.getJoinTable(); |
| if (oldJoinTable != null) { |
| this.addStrategy(); |
| this.joinTable.initializeFrom(oldJoinTable); |
| } |
| } |
| |
| public void initializeFromVirtual(ReadOnlyJoinTableRelationshipStrategy virtualStrategy) { |
| ReadOnlyJoinTable oldJoinTable = virtualStrategy.getJoinTable(); |
| if (oldJoinTable != null) { |
| this.addStrategy(); |
| this.joinTable.initializeFromVirtual(oldJoinTable); |
| } |
| } |
| |
| public String getTableName() { |
| return (this.joinTable == null) ? null : this.joinTable.getName(); |
| } |
| |
| public org.eclipse.jpt.jpa.db.Table resolveDbTable(String tableName) { |
| return (this.joinTable == null) ? null : this.joinTable.getDbTable(); |
| } |
| |
| public boolean tableNameIsInvalid(String tableName) { |
| return Tools.valuesAreDifferent(this.getTableName(), tableName); |
| } |
| |
| public String getColumnTableNotValidDescription() { |
| return JpaValidationDescriptionMessages.DOES_NOT_MATCH_JOIN_TABLE; |
| } |
| |
| public String getJoinTableDefaultName() { |
| return MappingTools.buildJoinTableDefaultName(this.getRelationship()); |
| } |
| |
| public void addStrategy() { |
| if (this.joinTable == null) { |
| this.setJoinTable(this.buildJoinTable()); |
| this.buildXmlJoinTable(); |
| } |
| } |
| |
| public void removeStrategy() { |
| if (this.joinTable != null) { |
| this.setJoinTable(null); |
| this.removeXmlJoinTable(); |
| } |
| } |
| } |