/*******************************************************************************
* Copyright (c) 2000, 2008 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 org.eclipse.wst.jsdt.internal.codeassist.select;
/*
* Selection node build by the parser in any case it was intending to
* reduce a single name reference containing the assist identifier.
* e.g.
*
* class X {
* void foo() {
* [start]ba[end]
* }
* }
*
* ---> class X {
* void foo() {
* <SelectOnName:ba>
* }
* }
*
*/
import org.eclipse.wst.jsdt.internal.compiler.ast.ASTNode;
import org.eclipse.wst.jsdt.internal.compiler.ast.SingleNameReference;
import org.eclipse.wst.jsdt.internal.compiler.lookup.Binding;
import org.eclipse.wst.jsdt.internal.compiler.lookup.BlockScope;
import org.eclipse.wst.jsdt.internal.compiler.lookup.FieldBinding;
import org.eclipse.wst.jsdt.internal.compiler.lookup.MethodBinding;
import org.eclipse.wst.jsdt.internal.compiler.lookup.ProblemFieldBinding;
import org.eclipse.wst.jsdt.internal.compiler.lookup.ProblemReasons;
import org.eclipse.wst.jsdt.internal.compiler.lookup.ProblemReferenceBinding;
import org.eclipse.wst.jsdt.internal.compiler.lookup.TypeBinding;
public class SelectionOnSingleNameReference extends SingleNameReference {
public SelectionOnSingleNameReference(char[] source, long pos) {
super(source, pos);
}
public TypeBinding resolveType(BlockScope scope) {
if (this.actualReceiverType != null) {
this.binding = scope.getField(this.actualReceiverType, token, this);
if (this.binding != null && this.binding.isValidBinding()) {
throw new SelectionNodeFound(binding);
}
}
// it can be a package, type, member type, local variable or field
binding = scope.getBinding(token, Binding.VARIABLE | Binding.METHOD, this, true /*resolve*/);
if (!binding.isValidBinding()) {
if (binding instanceof ProblemFieldBinding) {
// tolerate some error cases
if (binding.problemId() == ProblemReasons.NotVisible
|| binding.problemId() == ProblemReasons.InheritedNameHidesEnclosingName
|| binding.problemId() == ProblemReasons.NonStaticReferenceInConstructorInvocation
|| binding.problemId() == ProblemReasons.NonStaticReferenceInStaticContext){
throw new SelectionNodeFound(binding);
}
scope.problemReporter().invalidField(this, (FieldBinding) binding);
} else if (binding instanceof ProblemReferenceBinding) {
// tolerate some error cases
if (binding.problemId() == ProblemReasons.NotVisible){
throw new SelectionNodeFound(binding);
}
scope.problemReporter().invalidType(this, (TypeBinding) binding);
} else {
scope.problemReporter().unresolvableReference(this, binding);
}
throw new SelectionNodeFound();
}
throw new SelectionNodeFound(binding);
}
public TypeBinding resolveForAllocation(BlockScope scope, ASTNode location) {
TypeBinding typeBinding=null;
this.binding=
scope.getBinding(this.token, (Binding.TYPE|Binding.METHOD | bits) & RestrictiveFlagMASK, this, true /*resolve*/);
if (binding instanceof TypeBinding)
typeBinding=(TypeBinding)binding;
else if (binding instanceof MethodBinding)
typeBinding=((MethodBinding)binding).returnType;
else
if (typeBinding==null || binding==null)
throw new SelectionNodeFound();
else if (!binding.isValidBinding()){
switch (binding.problemId() ) {
case ProblemReasons.NotVisible:
case ProblemReasons.InheritedNameHidesEnclosingName:
case ProblemReasons.NonStaticReferenceInConstructorInvocation:
case ProblemReasons.NonStaticReferenceInStaticContext:
throw new SelectionNodeFound(typeBinding);
default:
throw new SelectionNodeFound();
}
// !binding.isValidBinding())
}
throw new SelectionNodeFound(typeBinding);
}
public StringBuffer printExpression(int indent, StringBuffer output) {
output.append("<SelectOnName:"); //$NON-NLS-1$
return super.printExpression(0, output).append('>');
}
}