| /******************************************************************************* |
| * 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.java; |
| |
| import java.util.List; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.common.utility.Filter; |
| 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.ReadOnlyTable; |
| import org.eclipse.jpt.jpa.core.context.RelationshipMapping; |
| import org.eclipse.jpt.jpa.core.context.java.JavaJoinTable; |
| import org.eclipse.jpt.jpa.core.context.java.JavaJoinTableRelationship; |
| import org.eclipse.jpt.jpa.core.context.java.JavaJoinTableRelationshipStrategy; |
| 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.java.JoinTableAnnotation; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public abstract class AbstractJavaJoinTableRelationshipStrategy |
| extends AbstractJavaJpaContextNode |
| implements JavaJoinTableRelationshipStrategy, ReadOnlyTable.Owner |
| { |
| protected JavaJoinTable joinTable; |
| |
| |
| protected AbstractJavaJoinTableRelationshipStrategy(JavaJoinTableRelationship 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 JavaJoinTable getJoinTable() { |
| return this.joinTable; |
| } |
| |
| protected void setJoinTable(JavaJoinTable joinTable) { |
| JavaJoinTable 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 table annotation is present |
| * or the [mapping] relationship supports a default join table. |
| */ |
| protected boolean buildsJoinTable() { |
| return this.getJoinTableAnnotation().isSpecified() |
| || this.getRelationship().mayHaveDefaultJoinTable(); |
| } |
| |
| protected JavaJoinTable buildJoinTable() { |
| return this.getJpaFactory().buildJavaJoinTable(this, this); |
| } |
| |
| |
| // ********** join table annotation ********** |
| |
| protected abstract JoinTableAnnotation addJoinTableAnnotation(); |
| |
| protected abstract void removeJoinTableAnnotation(); |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public JavaJoinTableRelationship getParent() { |
| return (JavaJoinTableRelationship) super.getParent(); |
| } |
| |
| public JavaJoinTableRelationship getRelationship() { |
| return this.getParent(); |
| } |
| |
| public 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.addJoinTableAnnotation(); |
| this.setJoinTable(this.buildJoinTable()); |
| } |
| } |
| |
| public void removeStrategy() { |
| if (this.joinTable != null) { |
| this.removeJoinTableAnnotation(); |
| this.setJoinTable(null); |
| } |
| } |
| |
| |
| // ********** Java completion proposals ********** |
| |
| @Override |
| public Iterable<String> getJavaCompletionProposals(int pos, Filter<String> filter, CompilationUnit astRoot) { |
| Iterable<String> result = super.getJavaCompletionProposals(pos, filter, astRoot); |
| if (result != null) { |
| return result; |
| } |
| if (this.joinTable != null) { |
| result = this.joinTable.getJavaCompletionProposals(pos, filter, astRoot); |
| } |
| return result; |
| } |
| |
| |
| // ********** validation ********** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) { |
| super.validate(messages, reporter, astRoot); |
| if (this.joinTable != null) { |
| this.joinTable.validate(messages, reporter, astRoot); |
| } |
| } |
| } |