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/*******************************************************************************
* Copyright (c) 2011 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.jaxb.core.internal.context.java;
import java.util.Collection;
import java.util.HashSet;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.common.core.resource.java.JavaResourceAbstractType;
import org.eclipse.jpt.common.core.resource.java.JavaResourceType;
import org.eclipse.jpt.common.core.utility.TextRange;
import org.eclipse.jpt.common.utility.internal.CollectionTools;
import org.eclipse.jpt.common.utility.internal.iterables.ChainIterable;
import org.eclipse.jpt.jaxb.core.context.JaxbClass;
import org.eclipse.jpt.jaxb.core.context.JaxbContextRoot;
import org.eclipse.jpt.jaxb.core.context.JaxbTransientClass;
import org.eclipse.jpt.jaxb.core.context.XmlAccessOrder;
import org.eclipse.jpt.jaxb.core.context.XmlAccessType;
import org.eclipse.jpt.jaxb.core.resource.java.XmlAccessorOrderAnnotation;
import org.eclipse.jpt.jaxb.core.resource.java.XmlAccessorTypeAnnotation;
import org.eclipse.jpt.jaxb.core.resource.java.XmlTransientAnnotation;
public class GenericJavaTransientClass
extends AbstractJavaType
implements JaxbTransientClass {
protected JaxbClass superClass;
protected XmlAccessType specifiedAccessType;
protected XmlAccessOrder specifiedAccessOrder;
public GenericJavaTransientClass(JaxbContextRoot parent, JavaResourceType resourceType) {
super(parent, resourceType);
this.superClass = this.buildSuperClass();
this.specifiedAccessType = this.getResourceAccessType();
this.specifiedAccessOrder = this.getResourceAccessOrder();
}
@Override
public JavaResourceType getJavaResourceType() {
return (JavaResourceType) super.getJavaResourceType();
}
@Override
public JaxbContextRoot getParent() {
return (JaxbContextRoot) super.getParent();
}
// ********** synchronize/update **********
@Override
public void synchronizeWithResourceModel() {
super.synchronizeWithResourceModel();
this.setSpecifiedAccessType_(this.getResourceAccessType());
this.setSpecifiedAccessOrder_(this.getResourceAccessOrder());
}
@Override
public void update() {
super.update();
this.setSuperClass(this.buildSuperClass());
}
// ********** xml transient annotation **********
protected XmlTransientAnnotation getXmlTransientAnnotation() {
return (XmlTransientAnnotation) this.getJavaResourceType().getNonNullAnnotation(XmlTransientAnnotation.ANNOTATION_NAME);
}
// ********** JaxbType impl **********
public Kind getKind() {
return Kind.TRANSIENT;
}
// ********** super class **********
public JaxbClass getSuperClass() {
return this.superClass;
}
protected void setSuperClass(JaxbClass superClass) {
JaxbClass old = this.superClass;
this.superClass = superClass;
this.firePropertyChanged(SUPER_CLASS_PROPERTY, old, superClass);
}
protected JaxbClass buildSuperClass() {
HashSet<JavaResourceType> visited = new HashSet<JavaResourceType>();
visited.add(this.getJavaResourceType());
JaxbClass spc = this.getSuperClass(this.getJavaResourceType().getSuperclassQualifiedName(), visited);
if (spc == null) {
return null;
}
if (CollectionTools.contains(spc.getInheritanceHierarchy(), this)) {
return null; // short-circuit in this case, we have circular inheritance
}
return spc;
}
/**
* The JPA spec allows non-persistent types in a persistent type's
* inheritance hierarchy. We check for a persistent type with the
* specified name in the persistence unit. If it is not found we use
* resource persistent type and look for *its* super type.
*
* The 'visited' collection is used to detect a cycle in the *resource* type
* inheritance hierarchy and prevent the resulting stack overflow.
* Any cycles in the *context* type inheritance hierarchy are handled in
* #buildSuperPersistentType().
*/
protected JaxbClass getSuperClass(String typeName, Collection<JavaResourceType> visited) {
if (typeName == null) {
return null;
}
JavaResourceType resourceType = (JavaResourceType) getJaxbProject().getJavaResourceType(typeName, JavaResourceAbstractType.Kind.TYPE);
if ((resourceType == null) || visited.contains(resourceType)) {
return null;
}
visited.add(resourceType);
JaxbClass spc = this.getClass(typeName);
return (spc != null) ? spc : this.getSuperClass(resourceType.getSuperclassQualifiedName(), visited); // recurse
}
protected JaxbClass getClass(String fullyQualifiedTypeName) {
return this.getParent().getClass(fullyQualifiedTypeName);
}
// ********** inheritance **********
public Iterable<JaxbClass> getInheritanceHierarchy() {
return this.getInheritanceHierarchyOf(this);
}
public Iterable<JaxbClass> getAncestors() {
return this.getInheritanceHierarchyOf(this.superClass);
}
protected Iterable<JaxbClass> getInheritanceHierarchyOf(JaxbClass start) {
// using a chain iterator to traverse up the inheritance tree
return new ChainIterable<JaxbClass>(start) {
@Override
protected JaxbClass nextLink(JaxbClass jaxbClass) {
return jaxbClass.getSuperClass();
}
};
}
// ********** access type **********
public XmlAccessType getAccessType() {
return (this.specifiedAccessType != null) ? this.specifiedAccessType : this.getDefaultAccessType();
}
public XmlAccessType getSpecifiedAccessType() {
return this.specifiedAccessType;
}
public void setSpecifiedAccessType(XmlAccessType access) {
this.getAccessorTypeAnnotation().setValue(XmlAccessType.toJavaResourceModel(access));
this.setSpecifiedAccessType_(access);
}
protected void setSpecifiedAccessType_(XmlAccessType access) {
XmlAccessType old = this.specifiedAccessType;
this.specifiedAccessType = access;
this.firePropertyChanged(SPECIFIED_ACCESS_TYPE_PROPERTY, old, access);
}
public XmlAccessType getDefaultAccessType() {
return null;
}
protected XmlAccessType getResourceAccessType() {
return XmlAccessType.fromJavaResourceModel(this.getAccessorTypeAnnotation().getValue());
}
protected XmlAccessorTypeAnnotation getAccessorTypeAnnotation() {
return (XmlAccessorTypeAnnotation) getJavaResourceType().getNonNullAnnotation(XmlAccessorTypeAnnotation.ANNOTATION_NAME);
}
// ********** access order **********
public XmlAccessOrder getAccessOrder() {
return (this.specifiedAccessOrder != null) ? this.specifiedAccessOrder : this.getDefaultAccessOrder();
}
public XmlAccessOrder getSpecifiedAccessOrder() {
return this.specifiedAccessOrder;
}
public void setSpecifiedAccessOrder(XmlAccessOrder accessOrder) {
this.getAccessorOrderAnnotation().setValue(XmlAccessOrder.toJavaResourceModel(accessOrder));
this.setSpecifiedAccessOrder_(accessOrder);
}
protected void setSpecifiedAccessOrder_(XmlAccessOrder accessOrder) {
XmlAccessOrder old = this.specifiedAccessOrder;
this.specifiedAccessOrder = accessOrder;
this.firePropertyChanged(SPECIFIED_ACCESS_ORDER_PROPERTY, old, accessOrder);
}
public XmlAccessOrder getDefaultAccessOrder() {
return null;
}
protected XmlAccessOrder getResourceAccessOrder() {
return XmlAccessOrder.fromJavaResourceModel(this.getAccessorOrderAnnotation().getValue());
}
protected XmlAccessorOrderAnnotation getAccessorOrderAnnotation() {
return (XmlAccessorOrderAnnotation) getJavaResourceType().getNonNullAnnotation(XmlAccessorOrderAnnotation.ANNOTATION_NAME);
}
// **************** validation ********************************************
@Override
public TextRange getValidationTextRange(CompilationUnit astRoot) {
return getXmlTransientAnnotation().getTextRange(astRoot);
}
}
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