| /******************************************************************************* |
| * 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.List; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.common.core.internal.utility.JDTTools; |
| import org.eclipse.jpt.common.core.resource.java.JavaResourceType; |
| import org.eclipse.jpt.common.core.utility.TextRange; |
| import org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaJpaContextNode; |
| import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkCustomizer; |
| import org.eclipse.jpt.jpa.eclipselink.core.context.java.EclipseLinkJavaTypeMapping; |
| import org.eclipse.jpt.jpa.eclipselink.core.internal.DefaultEclipseLinkJpaValidationMessages; |
| import org.eclipse.jpt.jpa.eclipselink.core.internal.EclipseLinkJpaValidationMessages; |
| import org.eclipse.jpt.jpa.eclipselink.core.resource.java.EclipseLinkCustomizerAnnotation; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public class JavaEclipseLinkCustomizer |
| extends AbstractJavaJpaContextNode |
| implements EclipseLinkCustomizer |
| { |
| private String specifiedCustomizerClass; |
| |
| private String fullyQualifiedCustomizerClass; |
| |
| |
| public JavaEclipseLinkCustomizer(EclipseLinkJavaTypeMapping parent) { |
| super(parent); |
| this.specifiedCustomizerClass = this.buildSpecifiedCustomizerClass(); |
| } |
| |
| |
| // ********** synchronize/update ********** |
| |
| @Override |
| public void synchronizeWithResourceModel() { |
| super.synchronizeWithResourceModel(); |
| this.setSpecifiedCustomizerClass_(this.buildSpecifiedCustomizerClass()); |
| } |
| |
| @Override |
| public void update() { |
| super.update(); |
| this.setFullyQualifiedCustomizerClass(this.buildFullyQualifiedCustomizerClass()); |
| } |
| |
| |
| // ********** customizer class ********** |
| |
| public String getCustomizerClass() { |
| return (this.specifiedCustomizerClass != null) ? this.specifiedCustomizerClass : null; |
| } |
| |
| public String getSpecifiedCustomizerClass() { |
| return this.specifiedCustomizerClass; |
| } |
| |
| public void setSpecifiedCustomizerClass(String customizerClass) { |
| if (this.valuesAreDifferent(customizerClass, this.specifiedCustomizerClass)) { |
| EclipseLinkCustomizerAnnotation annotation = this.getCustomizerAnnotation(); |
| if (customizerClass == null) { |
| if (annotation != null) { |
| this.removeCustomizerAnnotation(); |
| } |
| } else { |
| if (annotation == null) { |
| annotation = this.addCustomizerAnnotation(); |
| } |
| annotation.setValue(customizerClass); |
| } |
| |
| this.setSpecifiedCustomizerClass_(customizerClass); |
| } |
| } |
| |
| protected void setSpecifiedCustomizerClass_(String customizerClass) { |
| String old = this.specifiedCustomizerClass; |
| this.specifiedCustomizerClass = customizerClass; |
| this.firePropertyChanged(SPECIFIED_CUSTOMIZER_CLASS_PROPERTY, old, customizerClass); |
| } |
| |
| protected String buildSpecifiedCustomizerClass() { |
| EclipseLinkCustomizerAnnotation annotation = this.getCustomizerAnnotation(); |
| return (annotation == null) ? null : annotation.getValue(); |
| } |
| |
| public String getDefaultCustomizerClass() { |
| return null; // no default for Java |
| } |
| |
| |
| // ********** fully-qualified customizer class ********** |
| |
| public String getFullyQualifiedCustomizerClass() { |
| return this.fullyQualifiedCustomizerClass; |
| } |
| |
| protected void setFullyQualifiedCustomizerClass(String customizerClass) { |
| String old = this.fullyQualifiedCustomizerClass; |
| this.fullyQualifiedCustomizerClass = customizerClass; |
| this.firePropertyChanged(FULLY_QUALIFIED_CUSTOMIZER_CLASS_PROPERTY, old, customizerClass); |
| } |
| |
| protected String buildFullyQualifiedCustomizerClass() { |
| EclipseLinkCustomizerAnnotation annotation = this.getCustomizerAnnotation(); |
| return (annotation == null) ? null : annotation.getFullyQualifiedCustomizerClassName(); |
| } |
| |
| |
| // ********** customizer annotation ********** |
| |
| protected EclipseLinkCustomizerAnnotation getCustomizerAnnotation() { |
| return (EclipseLinkCustomizerAnnotation) this.getJavaResourceType().getAnnotation(this.getCustomizerAnnotationName()); |
| } |
| |
| protected EclipseLinkCustomizerAnnotation addCustomizerAnnotation() { |
| return (EclipseLinkCustomizerAnnotation) this.getJavaResourceType().addAnnotation(this.getCustomizerAnnotationName()); |
| } |
| |
| protected void removeCustomizerAnnotation() { |
| this.getJavaResourceType().removeAnnotation(this.getCustomizerAnnotationName()); |
| } |
| |
| protected String getCustomizerAnnotationName() { |
| return EclipseLinkCustomizerAnnotation.ANNOTATION_NAME; |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public EclipseLinkJavaTypeMapping getParent() { |
| return (EclipseLinkJavaTypeMapping) super.getParent(); |
| } |
| |
| protected EclipseLinkJavaTypeMapping getTypeMapping() { |
| return this.getParent(); |
| } |
| |
| protected JavaResourceType getJavaResourceType() { |
| return this.getTypeMapping().getJavaResourceType(); |
| } |
| |
| public char getCustomizerClassEnclosingTypeSeparator() { |
| return '.'; |
| } |
| |
| |
| // ********** validation ********** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) { |
| super.validate(messages, reporter, astRoot); |
| this.validateCustomizerClass(messages, astRoot); |
| } |
| |
| protected void validateCustomizerClass(List<IMessage> messages,CompilationUnit astRoot) { |
| if (this.getFullyQualifiedCustomizerClass() == null) { |
| return; |
| } |
| //if the type cannot be resolved there is no need to perform the following validation, |
| //JDT will note the error in the source |
| IType customizerJdtType = JDTTools.findType(this.getJavaProject(), this.getFullyQualifiedCustomizerClass()); |
| if (customizerJdtType == null) { |
| return; |
| } |
| if (!JDTTools.typeHasPublicZeroArgConstructor(customizerJdtType)) { |
| messages.add( |
| DefaultEclipseLinkJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| EclipseLinkJpaValidationMessages.DESCRIPTOR_CUSTOMIZER_CLASS_NOT_VALID, |
| new String[] {this.getFullyQualifiedCustomizerClass()}, |
| this, |
| this.getCustomizerClassTextRange(astRoot) |
| ) |
| ); |
| } |
| EclipseLinkCustomizerAnnotation annotation = this.getCustomizerAnnotation(); |
| if (!annotation.customizerClassImplementsInterface(ECLIPSELINK_DESCRIPTOR_CUSTOMIZER_CLASS_NAME, astRoot)) { |
| messages.add( |
| DefaultEclipseLinkJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| EclipseLinkJpaValidationMessages.DESCRIPTOR_CUSTOMIZER_CLASS_IMPLEMENTS_DESCRIPTOR_CUSTOMIZER, |
| new String[] {this.getFullyQualifiedCustomizerClass()}, |
| this, |
| this.getCustomizerClassTextRange(astRoot) |
| ) |
| ); |
| } |
| } |
| |
| protected TextRange getCustomizerClassTextRange(CompilationUnit astRoot) { |
| return this.getValidationTextRange(this.getCustomizerAnnotation().getValueTextRange(), astRoot); |
| } |
| |
| public TextRange getValidationTextRange(CompilationUnit astRoot) { |
| TextRange textRange = this.getCustomizerAnnotation().getTextRange(astRoot); |
| return (textRange != null) ? textRange : this.getTypeMapping().getValidationTextRange(astRoot); |
| } |
| } |