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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 Corporation - initial API and implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTCompositeTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.IASTDeclaration;
import org.eclipse.cdt.core.dom.ast.IASTDeclarator;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IASTSimpleDeclaration;
import org.eclipse.cdt.core.dom.ast.ICompositeType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTCompositeTypeSpecifier;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTDeclSpecifier;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTQualifiedName;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTVisiblityLabel;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassScope;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPDelegate;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPField;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPUsingDeclaration;
import org.eclipse.cdt.core.parser.util.CharArrayUtils;
import org.eclipse.cdt.internal.core.dom.parser.ASTInternal;
/**
* @author aniefer
*/
public class CPPField extends CPPVariable implements ICPPField, ICPPInternalBinding {
public static class CPPFieldDelegate extends CPPVariable.CPPVariableDelegate implements ICPPField {
public CPPFieldDelegate( ICPPUsingDeclaration name, ICPPField binding ) {
super( name, binding );
}
public int getVisibility() throws DOMException {
return ((ICPPField)getBinding()).getVisibility();
}
public ICPPClassType getClassOwner() throws DOMException {
return ((ICPPField)getBinding()).getClassOwner();
}
public ICompositeType getCompositeTypeOwner() throws DOMException {
return getClassOwner();
}
}
public static class CPPFieldProblem extends CPPVariable.CPPVariableProblem implements ICPPField {
/**
* @param id
* @param arg
*/
public CPPFieldProblem( IASTNode node, int id, char[] arg ) {
super( node, id, arg );
}
public int getVisibility() throws DOMException {
throw new DOMException( this );
}
public ICPPClassType getClassOwner() throws DOMException {
throw new DOMException( this );
}
@Override
public boolean isStatic() throws DOMException {
throw new DOMException( this );
}
public ICompositeType getCompositeTypeOwner() throws DOMException {
return getClassOwner();
}
}
public CPPField( IASTName name ){
super( name );
}
public IASTDeclaration getPrimaryDeclaration() throws DOMException{
//first check if we already know it
IASTName [] declarations = (IASTName[]) getDeclarations();
if( declarations != null || getDefinition() != null ){
int len = ( declarations != null ) ? declarations.length : 0;
for( int i = -1; i < len; i++ ){
IASTNode node = ( i == -1 ) ? getDefinition() : declarations[i];
if( node != null ){
while( !(node instanceof IASTDeclaration ) )
node = node.getParent();
if( node.getParent() instanceof ICPPASTCompositeTypeSpecifier )
return (IASTDeclaration) node;
}
}
}
char [] myName = getNameCharArray();
ICPPClassScope scope = (ICPPClassScope) getScope();
ICPPASTCompositeTypeSpecifier compSpec = (ICPPASTCompositeTypeSpecifier) ASTInternal.getPhysicalNodeOfScope(scope);
IASTDeclaration [] members = compSpec.getMembers();
for( int i = 0; i < members.length; i++ ){
if( members[i] instanceof IASTSimpleDeclaration ){
IASTDeclarator [] dtors = ((IASTSimpleDeclaration)members[i]).getDeclarators();
for( int j = 0; j < dtors.length; j++ ){
IASTName name = dtors[j].getName();
if( CharArrayUtils.equals( name.toCharArray(), myName ) &&
name.resolveBinding() == this )
{
return members[i];
}
}
}
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPMember#getVisibility()
*/
public int getVisibility() throws DOMException {
ICPPASTVisiblityLabel vis = null;
IASTDeclaration decl = getPrimaryDeclaration();
if( decl != null ) {
IASTCompositeTypeSpecifier cls = (IASTCompositeTypeSpecifier) decl.getParent();
IASTDeclaration [] members = cls.getMembers();
for( int i = 0; i < members.length; i++ ){
if( members[i] instanceof ICPPASTVisiblityLabel )
vis = (ICPPASTVisiblityLabel) members[i];
else if( members[i] == decl )
break;
}
if( vis != null ){
return vis.getVisibility();
} else if( cls.getKey() == ICPPASTCompositeTypeSpecifier.k_class ){
return ICPPASTVisiblityLabel.v_private;
}
}
return ICPPASTVisiblityLabel.v_public;
}
public ICPPClassType getClassOwner() throws DOMException {
ICPPClassScope scope = (ICPPClassScope) getScope();
return scope.getClassType();
}
@Override
public boolean isStatic() {
// definition of a static field doesn't necessarily say static
if (getDeclarations() == null) {
IASTNode def= getDefinition();
if (def instanceof ICPPASTQualifiedName) {
return true;
}
}
return super.isStatic();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ast.cpp.ICPPVariable#isMutable()
*/
public boolean isMutable() {
return hasStorageClass( ICPPASTDeclSpecifier.sc_mutable);
}
public boolean isExtern() {
//7.1.1-5 The extern specifier can not be used in the declaration of class members
return false;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInternalBinding#createDelegate(org.eclipse.cdt.core.dom.ast.IASTName)
*/
public ICPPDelegate createDelegate(ICPPUsingDeclaration usingDecl ) {
return new CPPFieldDelegate( usingDecl, this );
}
public ICompositeType getCompositeTypeOwner() throws DOMException {
return getClassOwner();
}
}
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