/*******************************************************************************
 * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v0.5 
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v05.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 ******************************************************************************/
package net.sourceforge.phpdt.internal.compiler.ast;

import net.sourceforge.phpdt.internal.compiler.IAbstractSyntaxTreeVisitor;
import net.sourceforge.phpdt.internal.compiler.lookup.BlockScope;
import net.sourceforge.phpdt.internal.compiler.lookup.ClassScope;
import net.sourceforge.phpdt.internal.compiler.lookup.ReferenceBinding;
import net.sourceforge.phpdt.internal.compiler.lookup.Scope;
import net.sourceforge.phpdt.internal.compiler.lookup.TypeBinding;

public class SingleTypeReference extends TypeReference {
	public char[] token;
	

public SingleTypeReference(char[] source, long pos) {
		token = source;
		sourceStart = (int) (pos>>>32)  ;
		sourceEnd = (int) (pos & 0x00000000FFFFFFFFL) ;
	
}
public SingleTypeReference(char[] source ,TypeBinding tb, long pos) {
	this(source, pos) ;
	binding = tb ;
}
public TypeReference copyDims(int dim){
	//return a type reference copy of me with some dimensions
	//warning : the new type ref has a null binding
	
	return new ArrayTypeReference(token,null,dim,(((long)sourceStart)<<32)+sourceEnd) ;
}
public TypeBinding getTypeBinding(Scope scope) {
	if (binding != null)
		return binding;
	return scope.getType(token);
}
public char [][] getTypeName() {
	return new char[][] { token };
}
public TypeBinding resolveTypeEnclosing(BlockScope scope, ReferenceBinding enclosingType) {
	ReferenceBinding memberTb = scope.getMemberType(token, enclosingType);
	if (!memberTb.isValidBinding()) {
		scope.problemReporter().invalidEnclosingType(this, memberTb, enclosingType);
		return null;
	}
	if (isTypeUseDeprecated(memberTb, scope))
		scope.problemReporter().deprecatedType(memberTb, this);
	return binding = memberTb;
}
public String toStringExpression(int tab){
	return new String(token) ;
}
public void traverse(IAbstractSyntaxTreeVisitor visitor, BlockScope scope) {
	visitor.visit(this, scope);
	visitor.endVisit(this, scope);
}
public void traverse(IAbstractSyntaxTreeVisitor visitor, ClassScope scope) {
	visitor.visit(this, scope);
	visitor.endVisit(this, scope);
}
}