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/*******************************************************************************
* Copyright (c) 2005, 2006 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 Rational Software - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.c;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTExpressionList;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.parser.util.ArrayUtil;
import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
/**
* @author jcamelon
*/
public class CASTExpressionList extends CASTNode implements IASTExpressionList,
IASTAmbiguityParent {
public IASTExpression[] getExpressions() {
if (expressions == null)
return IASTExpression.EMPTY_EXPRESSION_ARRAY;
return (IASTExpression[]) ArrayUtil.removeNulls( IASTExpression.class, expressions );
}
public void addExpression(IASTExpression expression) {
expressions = (IASTExpression[]) ArrayUtil.append( IASTExpression.class, expressions, expression );
}
private IASTExpression [] expressions = new IASTExpression[2];
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;
}
}
IASTExpression[] exps = getExpressions();
for (int i = 0; i < exps.length; i++)
if (!exps[i].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( expressions == null ) return;
for (int i = 0; i < expressions.length; ++i) {
if (child == expressions[i]) {
other.setPropertyInParent(child.getPropertyInParent());
other.setParent(child.getParent());
expressions[i] = (IASTExpression) other;
}
}
}
public IType getExpressionType() {
return CVisitor.getExpressionType(this);
}
}
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