| /******************************************************************************* |
| * Copyright (c) 2008 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.eclipselink.core.internal.context.java; |
| |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.context.java.JavaTypeMapping; |
| import org.eclipse.jpt.core.internal.context.java.AbstractJavaJpaContextNode; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentType; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.eclipselink.core.context.ReadOnly; |
| import org.eclipse.jpt.eclipselink.core.resource.java.ReadOnlyAnnotation; |
| |
| public class EclipseLinkJavaReadOnly extends AbstractJavaJpaContextNode implements ReadOnly |
| { |
| protected Boolean specifiedReadOnly; |
| |
| protected JavaResourcePersistentType resourcePersistentType; |
| |
| |
| public EclipseLinkJavaReadOnly(JavaTypeMapping parent) { |
| super(parent); |
| } |
| |
| |
| protected String getReadOnlyAnnotationName() { |
| return ReadOnlyAnnotation.ANNOTATION_NAME; |
| } |
| |
| protected ReadOnlyAnnotation getResourceReadOnly() { |
| return (ReadOnlyAnnotation) this.resourcePersistentType.getSupportingAnnotation(getReadOnlyAnnotationName()); |
| } |
| |
| protected void addResourceReadOnly() { |
| this.resourcePersistentType.addSupportingAnnotation(getReadOnlyAnnotationName()); |
| } |
| |
| protected void removeResourceReadOnly() { |
| this.resourcePersistentType.removeSupportingAnnotation(getReadOnlyAnnotationName()); |
| } |
| |
| public boolean isReadOnly() { |
| return (this.getSpecifiedReadOnly() != null) ? this.getSpecifiedReadOnly().booleanValue() : this.isDefaultReadOnly(); |
| } |
| |
| public boolean isDefaultReadOnly() { |
| return ReadOnly.DEFAULT_READ_ONLY; |
| } |
| |
| public Boolean getSpecifiedReadOnly() { |
| return this.specifiedReadOnly; |
| } |
| |
| public void setSpecifiedReadOnly(Boolean newReadOnly) { |
| if (this.specifiedReadOnly == newReadOnly) { |
| return; |
| } |
| Boolean oldReadOnly = this.specifiedReadOnly; |
| this.specifiedReadOnly = newReadOnly; |
| |
| if (newReadOnly != null && newReadOnly.booleanValue()) { |
| addResourceReadOnly(); |
| } |
| else { |
| //have to check if annotation exists in case the change is from false to null or vice versa |
| if (getResourceReadOnly() != null) { |
| removeResourceReadOnly(); |
| } |
| } |
| firePropertyChanged(SPECIFIED_READ_ONLY_PROPERTY, oldReadOnly, newReadOnly); |
| } |
| |
| protected void setSpecifiedReadOnly_(Boolean newReadOnly) { |
| Boolean oldReadOnly = this.specifiedReadOnly; |
| this.specifiedReadOnly = newReadOnly; |
| firePropertyChanged(SPECIFIED_READ_ONLY_PROPERTY, oldReadOnly, newReadOnly); |
| } |
| |
| public void initialize(JavaResourcePersistentType jrpt) { |
| this.resourcePersistentType = jrpt; |
| this.specifiedReadOnly = readOnly(); |
| } |
| |
| public void update(JavaResourcePersistentType jrpt) { |
| this.resourcePersistentType = jrpt; |
| this.setSpecifiedReadOnly_(readOnly()); |
| } |
| |
| private Boolean readOnly() { |
| return getResourceReadOnly() == null ? null : Boolean.TRUE; |
| } |
| |
| public TextRange getValidationTextRange(CompilationUnit astRoot) { |
| ReadOnlyAnnotation resourceReadOnly = this.getResourceReadOnly(); |
| return resourceReadOnly == null ? null : resourceReadOnly.getTextRange(astRoot); |
| } |
| } |