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/*******************************************************************************
* Copyright (c) 2005, 2010 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
* Technical University Berlin - extended API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.core.util;
import org.eclipse.jdt.core.IInitializer;
import org.eclipse.jdt.core.IMember;
import org.eclipse.jdt.core.ISourceRange;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.core.dom.ASTNode;
import org.eclipse.jdt.core.dom.ASTVisitor;
import org.eclipse.jdt.core.dom.AnnotationTypeDeclaration;
import org.eclipse.jdt.core.dom.AnnotationTypeMemberDeclaration;
import org.eclipse.jdt.core.dom.AnonymousClassDeclaration;
import org.eclipse.jdt.core.dom.CallinMappingDeclaration;
import org.eclipse.jdt.core.dom.CalloutMappingDeclaration;
import org.eclipse.jdt.core.dom.ClassInstanceCreation;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jdt.core.dom.EnumConstantDeclaration;
import org.eclipse.jdt.core.dom.EnumDeclaration;
import org.eclipse.jdt.core.dom.IBinding;
import org.eclipse.jdt.core.dom.ImportDeclaration;
import org.eclipse.jdt.core.dom.Initializer;
import org.eclipse.jdt.core.dom.MarkerAnnotation;
import org.eclipse.jdt.core.dom.MethodDeclaration;
import org.eclipse.jdt.core.dom.NormalAnnotation;
import org.eclipse.jdt.core.dom.PackageDeclaration;
import org.eclipse.jdt.core.dom.ParameterizedType;
import org.eclipse.jdt.core.dom.SimpleName;
import org.eclipse.jdt.core.dom.SingleMemberAnnotation;
import org.eclipse.jdt.core.dom.RoleTypeDeclaration;
import org.eclipse.jdt.core.dom.TypeDeclaration;
import org.eclipse.jdt.core.dom.TypeParameter;
import org.eclipse.jdt.core.dom.VariableDeclarationFragment;
import org.eclipse.jdt.internal.core.SourceRefElement;
public class DOMFinder extends ASTVisitor {
public ASTNode foundNode = null;
public IBinding foundBinding = null;
private CompilationUnit ast;
private SourceRefElement element;
private boolean resolveBinding;
private int rangeStart = -1, rangeLength = 0;
public DOMFinder(CompilationUnit ast, SourceRefElement element, boolean resolveBinding) {
this.ast = ast;
this.element = element;
this.resolveBinding = resolveBinding;
}
protected boolean found(ASTNode node, ASTNode name) {
if (name.getStartPosition() == this.rangeStart && name.getLength() == this.rangeLength) {
this.foundNode = node;
return true;
}
return false;
}
public ASTNode search() throws JavaModelException {
ISourceRange range = null;
if (this.element instanceof IMember && !(this.element instanceof IInitializer))
range = ((IMember) this.element).getNameRange();
else
range = this.element.getSourceRange();
this.rangeStart = range.getOffset();
this.rangeLength = range.getLength();
this.ast.accept(this);
return this.foundNode;
}
public boolean visit(AnnotationTypeDeclaration node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(AnnotationTypeMemberDeclaration node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(AnonymousClassDeclaration node) {
ASTNode name;
ASTNode parent = node.getParent();
switch (parent.getNodeType()) {
case ASTNode.CLASS_INSTANCE_CREATION:
name = ((ClassInstanceCreation) parent).getType();
if (name.getNodeType() == ASTNode.PARAMETERIZED_TYPE) {
name = ((ParameterizedType) name).getType();
}
break;
case ASTNode.ENUM_CONSTANT_DECLARATION:
name = ((EnumConstantDeclaration) parent).getName();
break;
default:
return true;
}
if (found(node, name) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(EnumConstantDeclaration node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveVariable();
return true;
}
public boolean visit(EnumDeclaration node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(ImportDeclaration node) {
if (found(node, node) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(Initializer node) {
// note that no binding exists for an Initializer
found(node, node);
return true;
}
public boolean visit(MarkerAnnotation node) {
if (found(node, node) && this.resolveBinding)
this.foundBinding = node.resolveAnnotationBinding();
return true;
}
public boolean visit(MethodDeclaration node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(NormalAnnotation node) {
if (found(node, node) && this.resolveBinding)
this.foundBinding = node.resolveAnnotationBinding();
return true;
}
public boolean visit(PackageDeclaration node) {
if (found(node, node) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(SingleMemberAnnotation node) {
if (found(node, node) && this.resolveBinding)
this.foundBinding = node.resolveAnnotationBinding();
return true;
}
public boolean visit(TypeDeclaration node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
//{ObjectTeams: new node types
@Override
public boolean visit(RoleTypeDeclaration node)
{
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
@Override
public boolean visit(CallinMappingDeclaration node) {
SimpleName name = node.getName();
if (name != null && found(node, name) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
else if (found(node, node.getRoleMappingElement()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
@Override
public boolean visit(CalloutMappingDeclaration node) {
if (found(node, node.getRoleMappingElement()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
// SH}
public boolean visit(TypeParameter node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
public boolean visit(VariableDeclarationFragment node) {
if (found(node, node.getName()) && this.resolveBinding)
this.foundBinding = node.resolveBinding();
return true;
}
}
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