path: root/infrastructure/rhino1_7R1/src/org/mozilla/javascript/Callable.java

/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * 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 Rhino code, released
 * May 6, 1999.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1997-1999
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *   Igor Bukanov, igor@fastmail.fm
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package org.mozilla.javascript;

/**
 * Generic notion of callable object that can execute some script-related code
 * upon request with specified values for script scope and this objects.
 */
public interface Callable
{
    /**
     * Perform the call.
     *
     * @param cx the current Context for this thread
     * @param scope the scope to use to resolve properties.
     * @param thisObj the JavaScript <code>this</code> object
     * @param args the array of arguments
     * @return the result of the call
     */
    public Object call(Context cx, Scriptable scope, Scriptable thisObj,
                       Object[] args);
}