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/*******************************************************************************
* Copyright (c) 2004, 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 - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTBinaryExpression;
import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
/**
* @author jcamelon
*/
public class CPPASTBinaryExpression extends CPPASTNode implements
ICPPASTBinaryExpression, IASTAmbiguityParent {
private int op;
private IASTExpression operand1;
private IASTExpression operand2;
public CPPASTBinaryExpression() {
}
public CPPASTBinaryExpression(int op, IASTExpression operand1, IASTExpression operand2) {
this.op = op;
setOperand1(operand1);
setOperand2(operand2);
}
public int getOperator() {
return op;
}
public IASTExpression getOperand1() {
return operand1;
}
public IASTExpression getOperand2() {
return operand2;
}
public void setOperator(int op) {
this.op = op;
}
public void setOperand1(IASTExpression expression) {
operand1 = expression;
if (expression != null) {
expression.setParent(this);
expression.setPropertyInParent(OPERAND_ONE);
}
}
public void setOperand2(IASTExpression expression) {
operand2 = expression;
if (expression != null) {
expression.setParent(this);
expression.setPropertyInParent(OPERAND_TWO);
}
}
@Override
public boolean accept( ASTVisitor action ){
if( action.shouldVisitExpressions ){
switch( action.visit( this ) ){
case ASTVisitor.PROCESS_ABORT : return false;
case ASTVisitor.PROCESS_SKIP : return true;
default : break;
}
}
if( operand1 != null ) if( !operand1.accept( action ) ) return false;
if( operand2 != null ) if( !operand2.accept( action ) ) return false;
if(action.shouldVisitExpressions ){
switch( action.leave( this ) ){
case ASTVisitor.PROCESS_ABORT : return false;
case ASTVisitor.PROCESS_SKIP : return true;
default : break;
}
}
return true;
}
public void replace(IASTNode child, IASTNode other) {
if( child == operand1 )
{
other.setPropertyInParent( child.getPropertyInParent() );
other.setParent( child.getParent() );
operand1 = (IASTExpression) other;
}
if( child == operand2 )
{
other.setPropertyInParent( child.getPropertyInParent() );
other.setParent( child.getParent() );
operand2 = (IASTExpression) other;
}
}
public IType getExpressionType() {
return CPPVisitor.getExpressionType(this);
}
}
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