/*******************************************************************************
 * 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 Corporation - initial API and implementation
 *     Markus Schorn (Wind River Systems)
 *******************************************************************************/

/*
 * Created on Mar 15, 2005
 */
package org.eclipse.cdt.internal.core.dom.parser.cpp;

import org.eclipse.cdt.core.dom.ILinkage;
import org.eclipse.cdt.core.dom.ast.DOMException;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IScope;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPBlockScope;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPDelegate;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespaceAlias;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespaceScope;
import org.eclipse.cdt.internal.core.dom.Linkage;
import org.eclipse.core.runtime.PlatformObject;

/**
 * @author aniefer
 */
public class CPPNamespaceAlias extends PlatformObject implements ICPPNamespaceAlias, ICPPInternalBinding {

    private ICPPNamespace namespace;
    private IASTName alias;
    /**
     * 
     */
    public CPPNamespaceAlias( IASTName aliasName, ICPPNamespace namespace ) {
        super();
        this.namespace = namespace;
        this.alias = aliasName;
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace#getNamespaceScope()
     */
    public ICPPNamespaceScope getNamespaceScope() throws DOMException {
        return namespace.getNamespaceScope();
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.cpp.ICPPDelegate#getDelegateType()
     */
    public int getDelegateType() {
        return ICPPDelegate.NAMESPACE_ALIAS;
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.cpp.ICPPDelegate#getBinding()
     */
    public IBinding getBinding() {
        return namespace;
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.IBinding#getName()
     */
    public String getName() {
        return alias.toString();
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.IBinding#getNameCharArray()
     */
    public char[] getNameCharArray() {
        return alias.toCharArray();
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.IBinding#getFullyQualifiedName()
     */
    public String[] getQualifiedName() {
        return CPPVisitor.getQualifiedName( this );
    }

    /* (non-Javadoc) 
     * @see org.eclipse.cdt.core.dom.ast.IBinding#getFullyQualifiedNameCharArray()
     */
    public char[][] getQualifiedNameCharArray() {
        return CPPVisitor.getQualifiedNameCharArray( this );
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.IBinding#getScope()
     */
    public IScope getScope() {
        return CPPVisitor.getContainingScope( alias );
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.core.dom.ast.cpp.ICPPBinding#isGloballyQualified()
     */
    public boolean isGloballyQualified() throws DOMException {
        IScope scope = getScope();
        while( scope != null ){
            if( scope instanceof ICPPBlockScope )
                return false;
            scope = scope.getParent();
        }
        return true;
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInternalBinding#getDeclarations()
     */
    public IASTNode[] getDeclarations() {
        return null;
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInternalBinding#getDefinition()
     */
    public IASTNode getDefinition() {
        return alias;
    }

    /* (non-Javadoc)
     * @see org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInternalBinding#createDelegate(org.eclipse.cdt.core.dom.ast.IASTName)
     */
    public ICPPDelegate createDelegate( IASTName name ) {
        // TODO Auto-generated method stub
        return null;
    }

	/* (non-Javadoc)
	 * @see org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInternalBinding#addDefinition(org.eclipse.cdt.core.dom.ast.IASTNode)
	 */
	public void addDefinition(IASTNode node) {
	}

	/* (non-Javadoc)
	 * @see org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPInternalBinding#addDeclaration(org.eclipse.cdt.core.dom.ast.IASTNode)
	 */
	public void addDeclaration(IASTNode node) {
	}
	public void removeDeclaration(IASTNode node) {
		
	}

	public IBinding[] getMemberBindings() throws DOMException {
		return namespace.getMemberBindings();
	}
	
	public ILinkage getLinkage() {
		return Linkage.CPP_LINKAGE;
	}
}
