| /******************************************************************************* |
| * Copyright (c) 2008, 2012 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.eclipselink.core.internal.context.java; |
| |
| import java.util.Arrays; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.common.core.resource.java.Annotation; |
| import org.eclipse.jpt.common.utility.Filter; |
| import org.eclipse.jpt.common.utility.internal.StringTools; |
| import org.eclipse.jpt.common.utility.internal.iterables.CompositeIterable; |
| import org.eclipse.jpt.common.utility.internal.iterables.FilteringIterable; |
| import org.eclipse.jpt.jpa.core.JpaFactory; |
| import org.eclipse.jpt.jpa.core.context.Converter; |
| import org.eclipse.jpt.jpa.core.context.java.JavaAttributeMapping; |
| import org.eclipse.jpt.jpa.core.context.java.JavaConverter; |
| import org.eclipse.jpt.jpa.core.internal.context.JptValidator; |
| import org.eclipse.jpt.jpa.core.internal.jpa1.context.ConverterTextRangeResolver; |
| import org.eclipse.jpt.jpa.core.internal.jpa1.context.java.AbstractJavaConverter; |
| import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkConvert; |
| import org.eclipse.jpt.jpa.eclipselink.core.context.persistence.EclipseLinkPersistenceUnit; |
| import org.eclipse.jpt.jpa.eclipselink.core.internal.context.EclipseLinkConvertValidator; |
| import org.eclipse.jpt.jpa.eclipselink.core.resource.java.EclipseLinkConvertAnnotation; |
| |
| public class JavaEclipseLinkConvert |
| extends AbstractJavaConverter |
| implements EclipseLinkConvert |
| { |
| private final EclipseLinkConvertAnnotation convertAnnotation; |
| |
| private String specifiedConverterName; |
| private String defaultConverterName; |
| |
| |
| public JavaEclipseLinkConvert(JavaAttributeMapping parent, EclipseLinkConvertAnnotation convertAnnotation, JavaConverter.Owner owner) { |
| super(parent, owner); |
| this.convertAnnotation = convertAnnotation; |
| this.specifiedConverterName = convertAnnotation.getValue(); |
| } |
| |
| public EclipseLinkConvertAnnotation getConverterAnnotation() { |
| return this.convertAnnotation; |
| } |
| |
| // ********** synchronize/update ********** |
| |
| @Override |
| public void synchronizeWithResourceModel() { |
| super.synchronizeWithResourceModel(); |
| this.setSpecifiedConverterName_(this.convertAnnotation.getValue()); |
| } |
| |
| @Override |
| public void update() { |
| super.update(); |
| this.setDefaultConverterName(this.buildDefaultConverterName()); |
| } |
| |
| |
| // ********** converter name ********** |
| |
| public String getConverterName() { |
| return (this.specifiedConverterName != null) ? this.specifiedConverterName : this.defaultConverterName; |
| } |
| |
| public String getSpecifiedConverterName() { |
| return this.specifiedConverterName; |
| } |
| |
| public void setSpecifiedConverterName(String name) { |
| this.convertAnnotation.setValue(name); |
| this.setSpecifiedConverterName_(name); |
| } |
| |
| protected void setSpecifiedConverterName_(String name) { |
| String old = this.specifiedConverterName; |
| this.specifiedConverterName = name; |
| this.firePropertyChanged(SPECIFIED_CONVERTER_NAME_PROPERTY, old, name); |
| } |
| |
| public String getDefaultConverterName() { |
| return this.defaultConverterName; |
| } |
| |
| protected void setDefaultConverterName(String name) { |
| String old = this.defaultConverterName; |
| this.defaultConverterName = name; |
| this.firePropertyChanged(DEFAULT_CONVERTER_NAME_PROPERTY, old, name); |
| } |
| |
| protected String buildDefaultConverterName() { |
| return DEFAULT_CONVERTER_NAME; |
| } |
| |
| |
| // ********** misc ********** |
| |
| public Class<? extends Converter> getType() { |
| return EclipseLinkConvert.class; |
| } |
| |
| /** |
| * Return whether the convert is <em>virtual</em> and, as a result, does |
| * not have a converter. |
| */ |
| protected boolean isVirtual() { |
| return this.getAttributeMapping().getPersistentAttribute().isVirtual(); |
| } |
| |
| |
| // ********** 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.convertValueTouches(pos)) { |
| result = this.getJavaCandidateConverterNames(filter); |
| if (result != null) { |
| return result; |
| } |
| } |
| return null; |
| } |
| |
| protected boolean convertValueTouches(int pos) { |
| return this.convertAnnotation.valueTouches(pos); |
| } |
| |
| protected Iterable<String> getJavaCandidateConverterNames(Filter<String> filter) { |
| return StringTools.convertToJavaStringLiterals(this.getCandidateConverterNames(filter)); |
| } |
| |
| protected Iterable<String> getCandidateConverterNames(Filter<String> filter) { |
| return new FilteringIterable<String>(this.getConverterNames(), filter); |
| } |
| |
| /** |
| * @return names of the user-defined converters and of reserved converters |
| */ |
| @SuppressWarnings("unchecked") |
| protected Iterable<String> getConverterNames() { |
| return new CompositeIterable<String>( |
| this.getPersistenceUnit().getUniqueConverterNames(), |
| Arrays.asList(EclipseLinkConvert.RESERVED_CONVERTER_NAMES) |
| ); |
| } |
| |
| @Override |
| public EclipseLinkPersistenceUnit getPersistenceUnit() { |
| return (EclipseLinkPersistenceUnit) super.getPersistenceUnit(); |
| } |
| |
| |
| // ********** adapter ********** |
| |
| public static class Adapter |
| extends JavaConverter.AbstractAdapter |
| { |
| private static final Adapter INSTANCE = new Adapter(); |
| public static Adapter instance() { |
| return INSTANCE; |
| } |
| |
| private Adapter() { |
| super(); |
| } |
| |
| public Class<? extends Converter> getConverterType() { |
| return EclipseLinkConvert.class; |
| } |
| |
| @Override |
| protected String getAnnotationName() { |
| return EclipseLinkConvertAnnotation.ANNOTATION_NAME; |
| } |
| |
| public JavaConverter buildConverter(Annotation converterAnnotation, JavaAttributeMapping parent, JpaFactory factory) { |
| return new JavaEclipseLinkConvert(parent, (EclipseLinkConvertAnnotation) converterAnnotation, this.buildOwner()); |
| } |
| |
| @Override |
| protected Owner buildOwner() { |
| return new Owner() { |
| public JptValidator buildValidator(Converter converter, ConverterTextRangeResolver textRangeResolver) { |
| return new EclipseLinkConvertValidator((EclipseLinkConvert) converter, textRangeResolver); |
| } |
| }; |
| } |
| } |
| } |