Copyright (c) 2000, 2014 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
    Jesper S Moller - Contributions for
							Bug 378674 - "The method can be declared as static" is wrong
/*******************************************************************************
 * Copyright (c) 2000, 2014 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Jesper S Moller - Contributions for
 *								Bug 378674 - "The method can be declared as static" is wrong
 *******************************************************************************/
package org.eclipse.jdt.internal.compiler.ast;

import org.eclipse.jdt.internal.compiler.ASTVisitor;
import org.eclipse.jdt.internal.compiler.impl.Constant;
import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding;
import org.eclipse.jdt.internal.compiler.lookup.TypeBinding;

public class SuperReference extends ThisReference {

	public SuperReference(int sourceStart, int sourceEnd) {

		super(sourceStart, sourceEnd);
	}

	public static ExplicitConstructorCall implicitSuperConstructorCall() {

		return new ExplicitConstructorCall(ExplicitConstructorCall.ImplicitSuper);
	}

	@Override
	public boolean isImplicitThis() {

		return false;
	}

	@Override
	public boolean isSuper() {

		return true;
	}
	
	@Override
	public boolean isUnqualifiedSuper() {
		return true;
	}

	@Override
	public boolean isThis() {

		return false ;
	}

	@Override
	public StringBuffer printExpression(int indent, StringBuffer output){

		return output.append("super"); //$NON-NLS-1$

	}

	@Override
	public TypeBinding resolveType(BlockScope scope) {

		this.constant = Constant.NotAConstant;
		ReferenceBinding enclosingReceiverType = scope.enclosingReceiverType();
		if (!checkAccess(scope, enclosingReceiverType))
			return null;
		if (enclosingReceiverType.id == T_JavaLangObject) {
			scope.problemReporter().cannotUseSuperInJavaLangObject(this);
			return null;
		}
		return this.resolvedType = enclosingReceiverType.superclass();
	}

	@Override
	public void traverse(ASTVisitor visitor, BlockScope blockScope) {
		visitor.visit(this, blockScope);
		visitor.endVisit(this, blockScope);
	}
}