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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.xsd;
import java.util.Stack;
import org.eclipse.xsd.XSDAttributeDeclaration;
import org.eclipse.xsd.XSDAttributeGroupDefinition;
import org.eclipse.xsd.XSDAttributeUse;
import org.eclipse.xsd.XSDComplexTypeDefinition;
import org.eclipse.xsd.XSDComponent;
import org.eclipse.xsd.XSDElementDeclaration;
import org.eclipse.xsd.XSDModelGroup;
import org.eclipse.xsd.XSDModelGroupDefinition;
import org.eclipse.xsd.XSDParticle;
import org.eclipse.xsd.XSDSimpleTypeDefinition;
import org.eclipse.xsd.util.XSDSwitch;
public class XSDNodeVisitor {
private Stack<XSDComponent> visitedNodeStack = new Stack<XSDComponent>();
protected boolean visitChildren = true;
protected boolean visitChildren() {
return this.visitChildren;
}
public void visitNode(XSDComponent node) {
if (node != null && ! visitedNodeStack.contains(node)) {
visitedNodeStack.push(node);
XSDSwitch xsdSwitch = new XSDSwitch() {
@Override
public Object caseXSDAttributeDeclaration(XSDAttributeDeclaration object) {
visitXSDAttributeDeclaration(object);
return null;
}
@Override
public Object caseXSDAttributeGroupDefinition(XSDAttributeGroupDefinition object) {
visitXSDAttributeGroupDefinition(object);
return null;
}
@Override
public Object caseXSDAttributeUse(XSDAttributeUse object) {
visitXSDAttributeUse(object);
return null;
}
@Override
public Object caseXSDComplexTypeDefinition(XSDComplexTypeDefinition object) {
visitXSDComplexTypeDefinition(object);
return null;
}
@Override
public Object caseXSDElementDeclaration(XSDElementDeclaration object) {
visitXSDElementDeclaration(object);
return null;
}
@Override
public Object caseXSDModelGroup(XSDModelGroup object) {
visitXSDModelGroup(object);
return null;
}
@Override
public Object caseXSDModelGroupDefinition(XSDModelGroupDefinition object) {
visitXSDModelGroupDefinition(object);
return null;
}
@Override
public Object caseXSDParticle(XSDParticle object) {
visitXSDParticle(object);
return null;
}
@Override
public Object caseXSDSimpleTypeDefinition(XSDSimpleTypeDefinition object) {
visitXSDSimpleTypeDefinition(object);
return null;
}
};
xsdSwitch.doSwitch(node);
visitedNodeStack.pop();
}
}
public void visitXSDAttributeDeclaration(XSDAttributeDeclaration node) {}
public void visitXSDAttributeGroupDefinition(XSDAttributeGroupDefinition node) {
if (visitChildren()) {
for (XSDAttributeUse attrUse : node.getAttributeUses()) {
visitNode(attrUse);
}
}
}
public void visitXSDAttributeUse(XSDAttributeUse node) {}
public void visitXSDComplexTypeDefinition(XSDComplexTypeDefinition node) {
if (node.getBaseType() != null) {
visitNode(node.getBaseType());
}
if (visitChildren()) {
for (XSDAttributeUse attrUse : node.getAttributeUses()) {
visitNode(attrUse);
}
if (node.getContent() != null) {
visitNode(node.getContent());
}
}
}
public void visitXSDElementDeclaration(XSDElementDeclaration node) {
for (XSDElementDeclaration element : node.getSubstitutionGroup()) {
visitNode(element);
}
if (visitChildren()) {
if (node.getTypeDefinition() != null) {
visitNode(node.getTypeDefinition());
}
}
}
public void visitXSDModelGroup(XSDModelGroup node) {
if (visitChildren()) {
for (XSDParticle particle : node.getParticles()) {
visitNode(particle);
}
}
}
public void visitXSDModelGroupDefinition(XSDModelGroupDefinition node) {
if (node.getModelGroup() != null) {
visitNode(node.getModelGroup());
}
}
public void visitXSDParticle(XSDParticle node) {
if (node.getTerm() != null) {
visitNode(node.getTerm());
}
}
public void visitXSDSimpleTypeDefinition(XSDSimpleTypeDefinition node) {
if (node.getBaseType() != null) {
visitNode(node.getBaseType());
}
}
}
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