/*******************************************************************************
* Copyright (c) 2000, 2007 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
*******************************************************************************/
package cideplus.ui.astview;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.jdt.core.dom.ASTNode;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jdt.core.dom.EnumConstantDeclaration;
import org.eclipse.jdt.core.dom.IBinding;
import org.eclipse.jdt.core.dom.ITypeBinding;
import org.eclipse.jdt.core.dom.ImportDeclaration;
import org.eclipse.jdt.core.dom.Modifier;
import org.eclipse.jdt.core.dom.NumberLiteral;
import org.eclipse.jdt.core.dom.PackageDeclaration;
import org.eclipse.jdt.core.dom.PrimitiveType;
import org.eclipse.jdt.core.dom.SimpleName;
import org.eclipse.jdt.core.dom.SimpleType;
import org.eclipse.jdt.core.dom.StringLiteral;
import org.eclipse.jdt.core.dom.StructuralPropertyDescriptor;
import org.eclipse.jdt.core.dom.TextElement;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
public class ASTViewContentProvider implements ITreeContentProvider {
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public void inputChanged(Viewer v, Object oldInput, Object newInput) {
}
/*(non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#dispose()
*/
public void dispose() {
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
*/
public Object[] getElements(Object parent) {
return getChildren(parent);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ITreeContentProvider#getParent(java.lang.Object)
*/
public Object getParent(Object child) {
if (child instanceof ASTNode) {
ASTNode node= (ASTNode) child;
ASTNode parent= node.getParent();
if (parent != null) {
StructuralPropertyDescriptor prop= node.getLocationInParent();
return new NodeProperty(parent, prop);
}
} else if (child instanceof ASTAttribute) {
return ((ASTAttribute) child).getParent();
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object)
*/
public Object[] getChildren(Object parent) {
if (parent instanceof ASTAttribute) {
return ((ASTAttribute) parent).getChildren();
} else if (parent instanceof ASTNode) {
return getNodeChildren((ASTNode) parent);
}
return new Object[0];
}
private Object[] getNodeChildren(ASTNode node) {
ArrayList res= new ArrayList();
/*if (node instanceof Expression) {
Expression expression= (Expression) node;
ITypeBinding expressionTypeBinding= expression.resolveTypeBinding();
//res.add(createExpressionTypeBinding(node, expressionTypeBinding));
// expressions:
if (expression instanceof Name) {
IBinding binding= ((Name) expression).resolveBinding();
if (binding != expressionTypeBinding){
//res.add(createBinding(expression, binding));
}
} else if (expression instanceof MethodInvocation) {
MethodInvocation methodInvocation= (MethodInvocation) expression;
IMethodBinding binding= methodInvocation.resolveMethodBinding();
//res.add(createBinding(expression, binding));
String inferred= String.valueOf(methodInvocation.isResolvedTypeInferredFromExpectedType());
//res.add(new GeneralAttribute(expression, "ResolvedTypeInferredFromExpectedType", inferred)); //$NON-NLS-1$
} else if (expression instanceof SuperMethodInvocation) {
SuperMethodInvocation superMethodInvocation= (SuperMethodInvocation) expression;
IMethodBinding binding= superMethodInvocation.resolveMethodBinding();
//res.add(createBinding(expression, binding));
String inferred= String.valueOf(superMethodInvocation.isResolvedTypeInferredFromExpectedType());
//res.add(new GeneralAttribute(expression, "ResolvedTypeInferredFromExpectedType", inferred)); //$NON-NLS-1$
} else if (expression instanceof ClassInstanceCreation) {
IMethodBinding binding= ((ClassInstanceCreation) expression).resolveConstructorBinding();
//res.add(createBinding(expression, binding));
} else if (expression instanceof FieldAccess) {
IVariableBinding binding= ((FieldAccess) expression).resolveFieldBinding();
//res.add(createBinding(expression, binding));
} else if (expression instanceof SuperFieldAccess) {
IVariableBinding binding= ((SuperFieldAccess) expression).resolveFieldBinding();
//res.add(createBinding(expression, binding));
} else if (expression instanceof Annotation) {
IAnnotationBinding binding= ((Annotation) expression).resolveAnnotationBinding();
//res.add(createBinding(expression, binding));
}
// Expression attributes:
//res.add(new GeneralAttribute(expression, "Boxing: " + expression.resolveBoxing() + "; Unboxing: " + expression.resolveUnboxing())); //$NON-NLS-1$ //$NON-NLS-2$
//res.add(new GeneralAttribute(expression, "ConstantExpressionValue", expression.resolveConstantExpressionValue())); //$NON-NLS-1$
// references:
} else if (node instanceof ConstructorInvocation) {
IMethodBinding binding= ((ConstructorInvocation) node).resolveConstructorBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof SuperConstructorInvocation) {
IMethodBinding binding= ((SuperConstructorInvocation) node).resolveConstructorBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof MethodRef) {
IBinding binding= ((MethodRef) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof MemberRef) {
IBinding binding= ((MemberRef) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof Type) {
IBinding binding= ((Type) node).resolveBinding();
//res.add(createBinding(node, binding));
// declarations:
} else if (node instanceof AbstractTypeDeclaration) {
IBinding binding= ((AbstractTypeDeclaration) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof AnnotationTypeMemberDeclaration) {
IBinding binding= ((AnnotationTypeMemberDeclaration) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof EnumConstantDeclaration) {
IBinding binding= ((EnumConstantDeclaration) node).resolveVariable();
//res.add(createBinding(node, binding));
IBinding binding2= ((EnumConstantDeclaration) node).resolveConstructorBinding();
//res.add(createBinding(node, binding2));
} else if (node instanceof MethodDeclaration) {
IBinding binding= ((MethodDeclaration) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof VariableDeclaration) {
IBinding binding= ((VariableDeclaration) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof AnonymousClassDeclaration) {
IBinding binding= ((AnonymousClassDeclaration) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof ImportDeclaration) {
IBinding binding= ((ImportDeclaration) node).resolveBinding();
//res.add(createBinding(node, binding));
return new Object[0];//o import declaration
} else if (node instanceof PackageDeclaration) {
IBinding binding= ((PackageDeclaration) node).resolveBinding();
//res.add(createBinding(node, binding));
return new Object[0];//o package declaration n�o deve ter filhos
} else if (node instanceof TypeParameter) {
IBinding binding= ((TypeParameter) node).resolveBinding();
//res.add(createBinding(node, binding));
} else if (node instanceof MemberValuePair) {
IBinding binding= ((MemberValuePair) node).resolveMemberValuePairBinding();
//res.add(createBinding(node, binding));
} else*/
/*
if(node instanceof Modifier){
return new Object[0];
} else if(node instanceof TextElement){
return new Object[0];
} else if(node instanceof SimpleName){
return new Object[0];
} else if(node instanceof SimpleType){
return new Object[0];
} else if(node instanceof StringLiteral){
return new Object[0];
} else if(node instanceof NumberLiteral){
return new Object[0];
} else if(node instanceof PrimitiveType){
return new Object[0];
} else if(node instanceof PackageDeclaration){
return new Object[0];
} else if(node instanceof ImportDeclaration){
return new Object[0];
} else if(node instanceof EnumConstantDeclaration){
return new Object[0];
}*/
@SuppressWarnings("unchecked")
List<Class<? extends ASTNode>> noChildNodes = Arrays.asList(
Modifier.class,
TextElement.class,
SimpleName.class,
SimpleType.class,
StringLiteral.class,
NumberLiteral.class,
PrimitiveType.class,
PackageDeclaration.class,
ImportDeclaration.class,
EnumConstantDeclaration.class);
for (Class<? extends ASTNode> class1 : noChildNodes) {
if(class1.isAssignableFrom(node.getClass())){
return new Object[0];
}
}
//essas propriedades n�o ter�o um parent (o filho ocupar� o lugar do parent)
List<String> childrenProperties = Arrays.asList("TAGS", "FRAGMENTS", "STATEMENTS", "BODY", "PACKAGE", "IMPORTS", "TYPES");
List list= node.structuralPropertiesForType();
for (int i= 0; i < list.size(); i++) {
StructuralPropertyDescriptor curr= (StructuralPropertyDescriptor) list.get(i);
NodeProperty nodeProperty = new NodeProperty(node, curr);
if(childrenProperties.contains(nodeProperty.getPropertyName())){
res.addAll(Arrays.asList(nodeProperty.getChildren()));
} else {
if(!(curr.isChildListProperty() && nodeProperty.getChildren().length == 0) &&
!nodeProperty.getPropertyName().equals("INTERFACE") &&
!(nodeProperty.getNode() == null)){
res.add(nodeProperty);
}
}
}
if (node instanceof CompilationUnit) {
CompilationUnit root= (CompilationUnit) node;
//res.add(new JavaElement(root, root.getJavaElement()));
//res.add(new CommentsProperty(root));
//res.add(new ProblemsProperty(root));
//res.add(new SettingsProperty(root));
//res.add(new WellKnownTypesProperty(root));
}
return res.toArray();
}
private Binding createBinding(ASTNode parent, IBinding binding) {
String label= Binding.getBindingLabel(binding);
return new Binding(parent, label, binding, true);
}
private Object createExpressionTypeBinding(ASTNode parent, ITypeBinding binding) {
String label= "> (Expression) type binding"; //$NON-NLS-1$
return new Binding(parent, label, binding, true);
}
public boolean hasChildren(Object parent) {
return getChildren(parent).length > 0;
}
}