/*******************************************************************************
* 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:
* IBM Rational Software - Initial API and implementation
* 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.EScopeKind;
import org.eclipse.cdt.core.dom.ast.IASTCompoundStatement;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IASTStatement;
import org.eclipse.cdt.core.dom.ast.IScope;
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;
/**
* @author jcamelon
*/
public class CASTCompoundStatement extends ASTNode implements IASTCompoundStatement, IASTAmbiguityParent {
private IASTStatement [] statements = null;
private IScope scope = null;
public CASTCompoundStatement copy() {
return copy(CopyStyle.withoutLocations);
}
public CASTCompoundStatement copy(CopyStyle style) {
CASTCompoundStatement copy = new CASTCompoundStatement();
for (IASTStatement statement : getStatements())
copy.addStatement(statement == null ? null : statement.copy(style));
copy.setOffsetAndLength(this);
if (style == CopyStyle.withLocations) {
copy.setCopyLocation(this);
}
return copy;
}
public IASTStatement[] getStatements() {
if (statements == null) return IASTStatement.EMPTY_STATEMENT_ARRAY;
return (IASTStatement[]) ArrayUtil.trim(IASTStatement.class, statements);
}
public void addStatement(IASTStatement statement) {
assertNotFrozen();
statements = (IASTStatement[]) ArrayUtil.append(IASTStatement.class, statements, statement);
if (statement != null) {
statement.setParent(this);
statement.setPropertyInParent(NESTED_STATEMENT);
}
}
public IScope getScope() {
if (scope == null)
scope = new CScope(this, EScopeKind.eLocal);
return scope;
}
@Override
public boolean accept(ASTVisitor action){
if (action.shouldVisitStatements){
switch (action.visit(this)){
case ASTVisitor.PROCESS_ABORT: return false;
case ASTVisitor.PROCESS_SKIP: return true;
default: break;
}
}
IASTStatement [] s = getStatements();
for (int i = 0; i < s.length; i++) {
if (!s[i].accept(action)) return false;
}
if (action.shouldVisitStatements){
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 (statements == null) return;
for (int i = 0; i < statements.length; ++i) {
if (statements[i] == child) {
other.setParent(statements[i].getParent());
other.setPropertyInParent(statements[i].getPropertyInParent());
statements[i] = (IASTStatement) other;
break;
}
}
}
}