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/*******************************************************************************
* Copyright (c) 2005, 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:
* John Camelon (IBM Rational Software) - Initial API and implementation
* Markus Schorn (Wind River Systems)
* Yuan Zhang / Beth Tibbitts (IBM Research)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.c;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTEqualsInitializer;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTInitializer;
import org.eclipse.cdt.core.dom.ast.IASTInitializerClause;
import org.eclipse.cdt.core.dom.ast.IASTInitializerList;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.parser.util.ArrayUtil;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
/**
* e.g.: int a[]= {1,2,3};
*/
public class CASTInitializerList extends ASTNode implements IASTInitializerList, IASTAmbiguityParent {
private IASTInitializerClause[] initializers = null;
private int initializersPos=-1;
private int actualSize;
@Override
public CASTInitializerList copy() {
return copy(CopyStyle.withoutLocations);
}
@Override
public CASTInitializerList copy(CopyStyle style) {
CASTInitializerList copy = new CASTInitializerList();
for (IASTInitializerClause initializer : getClauses()) {
copy.addClause(initializer == null ? null : initializer.copy(style));
}
copy.actualSize = getSize();
return copy(copy, style);
}
@Override
public int getSize() {
return actualSize;
}
@Override
public IASTInitializerClause[] getClauses() {
if (initializers == null)
return IASTExpression.EMPTY_EXPRESSION_ARRAY;
initializers = ArrayUtil.trimAt(IASTInitializerClause.class, initializers, initializersPos);
return initializers;
}
@Override
@Deprecated
public IASTInitializer[] getInitializers() {
IASTInitializerClause[] clauses= getClauses();
if (clauses.length == 0)
return IASTInitializer.EMPTY_INITIALIZER_ARRAY;
IASTInitializer[] inits= new IASTInitializer[clauses.length];
for (int i = 0; i < inits.length; i++) {
IASTInitializerClause clause= clauses[i];
if (clause instanceof IASTInitializer) {
inits[i]= (IASTInitializer) clause;
} else if (clause instanceof IASTExpression) {
final CASTEqualsInitializer initExpr = new CASTEqualsInitializer(((IASTExpression) clause).copy());
initExpr.setParent(this);
initExpr.setPropertyInParent(NESTED_INITIALIZER);
inits[i]= initExpr;
}
}
return inits;
}
@Override
public void addClause(IASTInitializerClause d) {
assertNotFrozen();
if (d != null) {
initializers = ArrayUtil.appendAt( IASTInitializerClause.class, initializers, ++initializersPos, d );
d.setParent(this);
d.setPropertyInParent(NESTED_INITIALIZER);
}
actualSize++;
}
@Override
@Deprecated
public void addInitializer(IASTInitializer d) {
assertNotFrozen();
if (d instanceof IASTInitializerClause) {
addClause((IASTInitializerClause) d);
} else if (d instanceof IASTEqualsInitializer) {
addClause(((IASTEqualsInitializer) d).getInitializerClause());
} else {
addClause(null);
}
}
@Override
public boolean accept( ASTVisitor action ){
if( action.shouldVisitInitializers ){
switch( action.visit( this ) ){
case ASTVisitor.PROCESS_ABORT : return false;
case ASTVisitor.PROCESS_SKIP : return true;
default : break;
}
}
IASTInitializerClause[] list = getClauses();
for (IASTInitializerClause clause : list) {
if (!clause.accept(action))
return false;
}
if( action.shouldVisitInitializers ){
switch( action.leave( this ) ){
case ASTVisitor.PROCESS_ABORT : return false;
case ASTVisitor.PROCESS_SKIP : return true;
default : break;
}
}
return true;
}
@Override
public void replace(IASTNode child, IASTNode other) {
if (initializers != null) {
for (int i = 0; i < initializers.length; ++i) {
if (child == initializers[i]) {
other.setPropertyInParent(child.getPropertyInParent());
other.setParent(child.getParent());
initializers[i] = (IASTInitializerClause) other;
}
}
}
}
}
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