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/*******************************************************************************
* Copyright (c) 2008, 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.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.EclipseLinkNamedConverterAnnotation;
import org.eclipse.jpt.utility.internal.StringTools;
public abstract class JavaEclipseLinkConverter extends AbstractJavaJpaContextNode
implements EclipseLinkConverter
{
private JavaResourcePersistentMember resourcePersistentMember;
private String name;
protected JavaEclipseLinkConverter(JavaJpaContextNode parent) {
super(parent);
}
protected EclipseLinkNamedConverterAnnotation getAnnotation() {
return (EclipseLinkNamedConverterAnnotation) this.resourcePersistentMember.getAnnotation(getAnnotationName());
}
protected abstract String getAnnotationName();
@Override
public EclipseLinkPersistenceUnit getPersistenceUnit() {
return (EclipseLinkPersistenceUnit) super.getPersistenceUnit();
}
public char getEnclosingTypeSeparator() {
return '.';
}
// **************** 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());
}
protected void update(JavaResourcePersistentMember jrpm) {
this.resourcePersistentMember = jrpm;
this.setName_(this.name(getAnnotation()));
getPersistenceUnit().addConverter(this);
}
protected String name(EclipseLinkNamedConverterAnnotation 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);
}
}
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