/*******************************************************************************
* Copyright (c) 2012, 2015 Google, Inc 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:
* Sergey Prigogin (Google) - initial API and implementation
* Thomas Corbat (IFS)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTAlignmentSpecifier;
import org.eclipse.cdt.core.dom.ast.IASTAttribute;
import org.eclipse.cdt.core.dom.ast.IASTAttributeList;
import org.eclipse.cdt.core.dom.ast.IASTAttributeOwner;
import org.eclipse.cdt.core.dom.ast.IASTAttributeSpecifier;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.gnu.IGCCASTAttributeList;
import org.eclipse.cdt.core.dom.parser.cpp.ICPPASTAttributeSpecifier;
import org.eclipse.cdt.core.parser.util.ArrayUtil;
/**
* Classes that implement IASTAttributeOwner interface may extend this class.
*/
public abstract class ASTAttributeOwner extends ASTNode implements IASTAttributeOwner {
private IASTAttributeSpecifier[] attributeSpecifiers = IASTAttributeSpecifier.EMPTY_ATTRIBUTE_SPECIFIER_ARRAY;
@Override
public IASTAttribute[] getAttributes() {
IASTAttribute[] attributes = IASTAttribute.EMPTY_ATTRIBUTE_ARRAY;
for (IASTAttributeSpecifier attributeSpecifier : getAttributeSpecifiers()) {
if (attributeSpecifier instanceof IASTAttributeList) {
attributes = ArrayUtil.addAll(attributes,
((IASTAttributeList) attributeSpecifier).getAttributes());
}
}
return attributes;
}
@Override
@Deprecated
public void addAttribute(IASTAttribute attribute) {
}
@Override
public IASTAttributeSpecifier[] getAttributeSpecifiers() {
attributeSpecifiers = ArrayUtil.trim(attributeSpecifiers);
return attributeSpecifiers;
}
@Override
public void addAttributeSpecifier(IASTAttributeSpecifier attributeSpecifier) {
assertNotFrozen();
if (attributeSpecifier != null) {
attributeSpecifier.setParent(this);
attributeSpecifier.setPropertyInParent(ATTRIBUTE_SPECIFIER);
attributeSpecifiers = ArrayUtil.append(attributeSpecifiers, attributeSpecifier);
}
}
protected <T extends ASTAttributeOwner> T copy(T copy, CopyStyle style) {
for (IASTAttributeSpecifier attributeSpecifier : getAttributeSpecifiers()) {
copy.addAttributeSpecifier(attributeSpecifier.copy(style));
}
return super.copy(copy, style);
}
protected boolean acceptByAttributeSpecifiers(ASTVisitor action) {
return visitAttributes(action, attributeSpecifiers);
}
private boolean visitAttributes(ASTVisitor action, IASTAttributeSpecifier[] attributeSpecifiers) {
for (IASTAttributeSpecifier attributeSpecifier : attributeSpecifiers) {
if (attributeSpecifier == null)
break;
if (!attributeSpecifier.accept(action))
return false;
}
return true;
}
protected boolean acceptByGCCAttributeSpecifiers(ASTVisitor action) {
for (IASTAttributeSpecifier attributeSpecifier : attributeSpecifiers) {
if (!(attributeSpecifier instanceof IGCCASTAttributeList))
continue;
if (!attributeSpecifier.accept(action))
return false;
}
return true;
}
protected boolean acceptByCPPAttributeSpecifiers(ASTVisitor action) {
for (IASTAttributeSpecifier attributeSpecifier : attributeSpecifiers) {
if (!(attributeSpecifier instanceof ICPPASTAttributeSpecifier))
continue;
if (!attributeSpecifier.accept(action))
return false;
}
return true;
}
/*
* Having this here allows CPPASTAttributeOwner to implement IASTAmbiguityParent
* without needing to access the field attributeSpecifiers.
*/
protected void replace(IASTNode child, IASTNode other) {
if (child instanceof IASTAlignmentSpecifier && other instanceof IASTAlignmentSpecifier) {
for (int i = 0; i < attributeSpecifiers.length; ++i) {
if (attributeSpecifiers[i] == child) {
attributeSpecifiers[i] = (IASTAttributeSpecifier) other;
other.setParent(child.getParent());
other.setPropertyInParent(child.getPropertyInParent());
return;
}
}
}
}
}