/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * The contents of this file are subject to the Netscape Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation. All
 * Rights Reserved.
 *
 * Contributor(s): 
 */

#include "nsIRDFNode.idl"

%{C++
#include "nscore.h" // for PRUnichar
%}

/**
 * A literal node in the graph, whose value is a string.
 */
[scriptable, uuid(E0C493D2-9542-11d2-8EB8-00805F29F370)]
interface nsIRDFLiteral : nsIRDFNode {
    /**
     * The Unicode string value of the literal.
     */
    readonly attribute wstring Value;

    /**
     * An unscriptable version used to avoid a string copy. Meant
     * for use as a performance optimization.
     */
    [noscript] void GetValueConst([shared] out wstring aConstValue);
};

/**
 * A literal node in the graph, whose value is a date
 */
[scriptable, uuid(E13A24E1-C77A-11d2-80BE-006097B76B8E)]
interface nsIRDFDate : nsIRDFNode {
    /**
     * The date value of the literal
     */
    readonly attribute long long Value;
};

/**
 * A literal node in the graph, whose value is an integer
 */
[scriptable, uuid(E13A24E3-C77A-11d2-80BE-006097B76B8E)]
interface nsIRDFInt : nsIRDFNode {
    /**
     * The integer value of the literal
     */
    readonly attribute long Value;
};

