CaRMtl/org/mozilla/javascript/NativeContinuation.java

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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** 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
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* 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.
*
* Contributor(s):
* Igor Bukanov
*
* Alternatively, the contents of this file may be used under the terms of
* the GNU General Public License Version 2 or later (the "GPL"), in which
* case the provisions of the GPL are applicable instead of those above. If
* you wish to allow use of your version of this file only under the terms of
* the GPL and not to allow others to use your version of this file under the
* MPL, indicate your decision by deleting the provisions above and replacing
* them with the notice and other provisions required by the GPL. If you do
* not delete the provisions above, a recipient may use your version of this
* file under either the MPL or the GPL.
*
* ***** END LICENSE BLOCK ***** */
package org.mozilla.javascript;
public final class NativeContinuation extends IdScriptableObject
implements Function
{
static final long serialVersionUID = 1794167133757605367L;
private static final Object FTAG = "Continuation";
private Object implementation;
public static void init(Context cx, Scriptable scope, boolean sealed)
{
NativeContinuation obj = new NativeContinuation();
obj.exportAsJSClass(MAX_PROTOTYPE_ID, scope, sealed);
}
public Object getImplementation()
{
return implementation;
}
public void initImplementation(Object implementation)
{
this.implementation = implementation;
}
@Override
public String getClassName()
{
return "Continuation";
}
public Scriptable construct(Context cx, Scriptable scope, Object[] args)
{
throw Context.reportRuntimeError("Direct call is not supported");
}
public Object call(Context cx, Scriptable scope, Scriptable thisObj,
Object[] args)
{
return Interpreter.restartContinuation(this, cx, scope, args);
}
public static boolean isContinuationConstructor(IdFunctionObject f)
{
if (f.hasTag(FTAG) && f.methodId() == Id_constructor) {
return true;
}
return false;
}
@Override
protected void initPrototypeId(int id)
{
String s;
int arity;
switch (id) {
case Id_constructor: arity=0; s="constructor"; break;
default: throw new IllegalArgumentException(String.valueOf(id));
}
initPrototypeMethod(FTAG, id, s, arity);
}
@Override
public Object execIdCall(IdFunctionObject f, Context cx, Scriptable scope,
Scriptable thisObj, Object[] args)
{
if (!f.hasTag(FTAG)) {
return super.execIdCall(f, cx, scope, thisObj, args);
}
int id = f.methodId();
switch (id) {
case Id_constructor:
throw Context.reportRuntimeError("Direct call is not supported");
}
throw new IllegalArgumentException(String.valueOf(id));
}
// #string_id_map#
@Override
protected int findPrototypeId(String s)
{
int id;
// #generated# Last update: 2007-05-09 08:16:40 EDT
L0: { id = 0; String X = null;
if (s.length()==11) { X="constructor";id=Id_constructor; }
if (X!=null && X!=s && !X.equals(s)) id = 0;
break L0;
}
// #/generated#
return id;
}
private static final int
Id_constructor = 1,
MAX_PROTOTYPE_ID = 1;
// #/string_id_map#
}