| /******************************************************************************* |
| * Copyright (c) 2009 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.core.internal.jpa2.context.java; |
| |
| import java.util.List; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.internal.context.java.AbstractJavaJpaContextNode; |
| import org.eclipse.jpt.core.jpa2.context.java.JavaDerivedIdentity2_0; |
| import org.eclipse.jpt.core.jpa2.context.java.JavaIdDerivedIdentityStrategy2_0; |
| import org.eclipse.jpt.core.jpa2.context.java.JavaSingleRelationshipMapping2_0; |
| import org.eclipse.jpt.core.resource.java.IdAnnotation; |
| import org.eclipse.jpt.core.resource.java.JPA; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentAttribute; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public class GenericJavaIdDerivedIdentityStrategy2_0 |
| extends AbstractJavaJpaContextNode |
| implements JavaIdDerivedIdentityStrategy2_0 |
| { |
| protected boolean value; |
| |
| |
| public GenericJavaIdDerivedIdentityStrategy2_0(JavaDerivedIdentity2_0 parent) { |
| super(parent); |
| } |
| |
| |
| public JavaDerivedIdentity2_0 getDerivedIdentity() { |
| return (JavaDerivedIdentity2_0) super.getParent(); |
| } |
| |
| public JavaSingleRelationshipMapping2_0 getMapping() { |
| return getDerivedIdentity().getMapping(); |
| } |
| |
| protected JavaResourcePersistentAttribute getResourceAttribute() { |
| return getMapping().getPersistentAttribute().getResourcePersistentAttribute(); |
| } |
| |
| protected IdAnnotation getAnnotation() { |
| return (IdAnnotation) getResourceAttribute().getAnnotation(JPA.ID); |
| } |
| |
| protected boolean getResourceValue() { |
| return getAnnotation() != null; |
| } |
| |
| protected void addAnnotation() { |
| getResourceAttribute().addAnnotation(JPA.ID); |
| } |
| |
| protected void removeAnnotation() { |
| getResourceAttribute().removeAnnotation(JPA.ID); |
| } |
| |
| public boolean getValue() { |
| return this.value; |
| } |
| |
| public void setValue(boolean newValue) { |
| if (this.value == newValue) { |
| return; |
| } |
| boolean oldValue = this.value; |
| this.value = newValue; |
| |
| if (newValue) { |
| addAnnotation(); |
| } |
| else { |
| removeAnnotation(); |
| } |
| firePropertyChanged(VALUE_PROPERTY, oldValue, newValue); |
| } |
| |
| protected void setValue_(boolean newValue) { |
| boolean oldValue = this.value; |
| this.value = newValue; |
| firePropertyChanged(VALUE_PROPERTY, oldValue, newValue); |
| } |
| |
| public boolean isSpecified() { |
| return getAnnotation() != null; |
| } |
| |
| public void addStrategy() { |
| if (getAnnotation() == null) { |
| addAnnotation(); |
| } |
| } |
| |
| public void removeStrategy() { |
| if (getAnnotation() != null) { |
| removeAnnotation(); |
| } |
| } |
| |
| public void initialize() { |
| this.value = getResourceValue(); |
| } |
| |
| public void update() { |
| this.setValue_(getResourceValue()); |
| } |
| |
| public TextRange getValidationTextRange(CompilationUnit astRoot) { |
| IdAnnotation annotation = this.getAnnotation(); |
| return annotation == null ? null : annotation.getTextRange(astRoot); |
| } |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) { |
| super.validate(messages, reporter, astRoot); |
| // no validation rules |
| } |
| } |