| /******************************************************************************* |
| * 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.JavaJpaContextNode; |
| import org.eclipse.jpt.core.internal.context.java.AbstractJavaJpaContextNode; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentMember; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.eclipselink.core.context.EclipseLinkConverter; |
| import org.eclipse.jpt.eclipselink.core.internal.context.persistence.EclipseLinkPersistenceUnit; |
| import org.eclipse.jpt.eclipselink.core.resource.java.NamedConverterAnnotation; |
| import org.eclipse.jpt.utility.internal.StringTools; |
| |
| public abstract class EclipseLinkJavaConverter extends AbstractJavaJpaContextNode |
| implements EclipseLinkConverter |
| { |
| private JavaResourcePersistentMember resourcePersistentMember; |
| |
| private String name; |
| |
| |
| protected EclipseLinkJavaConverter(JavaJpaContextNode parent, JavaResourcePersistentMember jrpm) { |
| super(parent); |
| this.initialize(jrpm); |
| } |
| |
| |
| protected NamedConverterAnnotation getAnnotation() { |
| return (NamedConverterAnnotation) this.resourcePersistentMember.getSupportingAnnotation(getAnnotationName()); |
| } |
| |
| protected abstract String getAnnotationName(); |
| |
| @Override |
| public EclipseLinkPersistenceUnit getPersistenceUnit() { |
| return (EclipseLinkPersistenceUnit) super.getPersistenceUnit(); |
| } |
| |
| |
| // **************** name *************************************************** |
| |
| public String getName() { |
| return this.name; |
| } |
| |
| public void setName(String newName) { |
| String oldName = this.name; |
| this.name = newName; |
| getAnnotation().setName(newName); |
| firePropertyChanged(NAME_PROPERTY, oldName, newName); |
| } |
| |
| protected void setName_(String newName) { |
| String oldName = this.name; |
| this.name = newName; |
| firePropertyChanged(NAME_PROPERTY, oldName, newName); |
| } |
| |
| |
| // **************** resource interaction *********************************** |
| |
| protected void initialize(JavaResourcePersistentMember jrpm) { |
| this.resourcePersistentMember = jrpm; |
| this.name = this.name(getAnnotation()); |
| getPersistenceUnit().addConverter(this); |
| } |
| |
| protected void update(JavaResourcePersistentMember jrpm) { |
| this.resourcePersistentMember = jrpm; |
| this.setName_(this.name(getAnnotation())); |
| getPersistenceUnit().addConverter(this); |
| } |
| |
| protected String name(NamedConverterAnnotation resourceConverter) { |
| return resourceConverter == null ? null : resourceConverter.getName(); |
| } |
| |
| |
| // **************** validation ********************************************* |
| |
| public boolean overrides(EclipseLinkConverter converter) { |
| // java is at the base of the tree |
| return false; |
| } |
| |
| public boolean duplicates(EclipseLinkConverter converter) { |
| return (this != converter) |
| && ! StringTools.stringIsEmpty(this.name) |
| && this.name.equals(converter.getName()) |
| && ! this.overrides(converter) |
| && ! converter.overrides(this); |
| } |
| |
| public TextRange getValidationTextRange(CompilationUnit astRoot) { |
| return getAnnotation().getTextRange(astRoot); |
| } |
| } |