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/*******************************************************************************
* Copyright (c) 2000, 2011 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.complete;
/*
* Completion node build by the parser in any case it was intending to
* reduce a type reference containing the completion identifier as a single
* name reference.
* e.g.
*
* class X extends Obj[cursor]
*
* ---> class X extends <CompleteOnType:Obj>
*
* The source range of the completion node denotes the source range
* which should be replaced by the completion.
*/
import org.eclipse.wst.jsdt.internal.compiler.ast.ASTNode;
import org.eclipse.wst.jsdt.internal.compiler.ast.SingleTypeReference;
import org.eclipse.wst.jsdt.internal.compiler.ast.TypeReference;
import org.eclipse.wst.jsdt.internal.compiler.lookup.BlockScope;
import org.eclipse.wst.jsdt.internal.compiler.lookup.ReferenceBinding;
import org.eclipse.wst.jsdt.internal.compiler.lookup.Scope;
import org.eclipse.wst.jsdt.internal.compiler.lookup.TypeBinding;
public class CompletionOnSingleTypeReference extends SingleTypeReference {
public static final int K_TYPE = 0;
public static final int K_CLASS = 1;
public static final int K_INTERFACE = 2;
public static final int K_EXCEPTION = 3;
private int kind = K_TYPE;
public boolean isCompletionNode;
public boolean isConstructorType;
public CompletionOnFieldType fieldTypeCompletionNode;
public CompletionOnSingleTypeReference(char[] source, long pos) {
this(source, pos, K_TYPE);
}
public CompletionOnSingleTypeReference(char[] source, long pos, int kind) {
super(source, pos);
isCompletionNode = true;
this.kind = kind;
}
public void aboutToResolve(Scope scope) {
getTypeBinding(scope);
}
/*
* No expansion of the completion reference into an array one
*/
public TypeReference copyDims(int dim){
return this;
}
protected TypeBinding getTypeBinding(Scope scope) {
if (this.fieldTypeCompletionNode != null) {
throw new CompletionNodeFound(this.fieldTypeCompletionNode, scope);
}
if(isCompletionNode) {
throw new CompletionNodeFound(this, scope);
} else {
return super.getTypeBinding(scope);
}
}
public boolean isClass(){
return this.kind == K_CLASS;
}
public boolean isInterface(){
return this.kind == K_INTERFACE;
}
public boolean isException(){
return this.kind == K_EXCEPTION;
}
public boolean isSuperType(){
return this.kind == K_CLASS || this.kind == K_INTERFACE;
}
public StringBuffer printExpression(int indent, StringBuffer output){
switch (this.kind) {
case K_CLASS :
output.append("<CompleteOnClass:");//$NON-NLS-1$
break;
case K_INTERFACE :
output.append("<CompleteOnInterface:");//$NON-NLS-1$
break;
case K_EXCEPTION :
output.append("<CompleteOnException:");//$NON-NLS-1$
break;
default :
output.append("<CompleteOnType:");//$NON-NLS-1$
break;
}
return output.append(token).append('>');
}
public TypeBinding resolveTypeEnclosing(BlockScope scope, ReferenceBinding enclosingType) {
if (this.fieldTypeCompletionNode != null) {
throw new CompletionNodeFound(this.fieldTypeCompletionNode, scope);
}
if(isCompletionNode) {
throw new CompletionNodeFound(this, enclosingType, scope);
} else {
return super.resolveTypeEnclosing(scope, enclosingType);
}
}
/**
* @see org.eclipse.wst.jsdt.internal.compiler.ast.Expression#resolve(org.eclipse.wst.jsdt.internal.compiler.lookup.BlockScope)
*/
public void resolve(BlockScope scope) {
super.resolve(scope);
throw new CompletionNodeFound(this, scope);
}
/**
* @see org.eclipse.wst.jsdt.internal.compiler.ast.TypeReference#resolveType(org.eclipse.wst.jsdt.internal.compiler.lookup.BlockScope, boolean)
*/
public TypeBinding resolveType(BlockScope scope, boolean checkBounds) {
super.resolveType(scope, checkBounds);
throw new CompletionNodeFound(this, scope);
}
/**
*
* @see org.eclipse.wst.jsdt.internal.compiler.ast.Expression#resolveForAllocation(org.eclipse.wst.jsdt.internal.compiler.lookup.BlockScope, org.eclipse.wst.jsdt.internal.compiler.ast.ASTNode)
*/
public TypeBinding resolveForAllocation(BlockScope scope, ASTNode location) {
return this.resolveType(scope);
}
}
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