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author | Alexander Sulfrian <alexander@sulfrian.net> | 2010-06-08 08:22:05 +0200 |
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committer | Alexander Sulfrian <alexander@sulfrian.net> | 2010-06-08 08:22:05 +0200 |
commit | d7c5ad7d6263fd1baf9bfdbaa4c50b70ef2fbdb2 (patch) | |
tree | ae0b65da6432f4c26c8d5a7319efbda5d172846c /infrastructure/rhino1_7R1/src/org/mozilla/javascript/SpecialRef.java | |
parent | fa61221dcd89fcd72cba2c97971626f456c86e5d (diff) | |
download | etherpad-d7c5ad7d6263fd1baf9bfdbaa4c50b70ef2fbdb2.tar.gz etherpad-d7c5ad7d6263fd1baf9bfdbaa4c50b70ef2fbdb2.tar.xz etherpad-d7c5ad7d6263fd1baf9bfdbaa4c50b70ef2fbdb2.zip |
reverted folder structure change for better mergeing with upstream
Diffstat (limited to 'infrastructure/rhino1_7R1/src/org/mozilla/javascript/SpecialRef.java')
-rw-r--r-- | infrastructure/rhino1_7R1/src/org/mozilla/javascript/SpecialRef.java | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/infrastructure/rhino1_7R1/src/org/mozilla/javascript/SpecialRef.java b/infrastructure/rhino1_7R1/src/org/mozilla/javascript/SpecialRef.java deleted file mode 100644 index b037eaf..0000000 --- a/infrastructure/rhino1_7R1/src/org/mozilla/javascript/SpecialRef.java +++ /dev/null @@ -1,151 +0,0 @@ -/* -*- 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, igor@fastmail.fm - * - * 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; - -class SpecialRef extends Ref -{ - static final long serialVersionUID = -7521596632456797847L; - - private static final int SPECIAL_NONE = 0; - private static final int SPECIAL_PROTO = 1; - private static final int SPECIAL_PARENT = 2; - - private Scriptable target; - private int type; - private String name; - - private SpecialRef(Scriptable target, int type, String name) - { - this.target = target; - this.type = type; - this.name = name; - } - - static Ref createSpecial(Context cx, Object object, String name) - { - Scriptable target = ScriptRuntime.toObjectOrNull(cx, object); - if (target == null) { - throw ScriptRuntime.undefReadError(object, name); - } - - int type; - if (name.equals("__proto__")) { - type = SPECIAL_PROTO; - } else if (name.equals("__parent__")) { - type = SPECIAL_PARENT; - } else { - throw new IllegalArgumentException(name); - } - - if (!cx.hasFeature(Context.FEATURE_PARENT_PROTO_PROPERTIES)) { - // Clear special after checking for valid name! - type = SPECIAL_NONE; - } - - return new SpecialRef(target, type, name); - } - - public Object get(Context cx) - { - switch (type) { - case SPECIAL_NONE: - return ScriptRuntime.getObjectProp(target, name, cx); - case SPECIAL_PROTO: - return target.getPrototype(); - case SPECIAL_PARENT: - return target.getParentScope(); - default: - throw Kit.codeBug(); - } - } - - public Object set(Context cx, Object value) - { - switch (type) { - case SPECIAL_NONE: - return ScriptRuntime.setObjectProp(target, name, value, cx); - case SPECIAL_PROTO: - case SPECIAL_PARENT: - { - Scriptable obj = ScriptRuntime.toObjectOrNull(cx, value); - if (obj != null) { - // Check that obj does not contain on its prototype/scope - // chain to prevent cycles - Scriptable search = obj; - do { - if (search == target) { - throw Context.reportRuntimeError1( - "msg.cyclic.value", name); - } - if (type == SPECIAL_PROTO) { - search = search.getPrototype(); - } else { - search = search.getParentScope(); - } - } while (search != null); - } - if (type == SPECIAL_PROTO) { - target.setPrototype(obj); - } else { - target.setParentScope(obj); - } - return obj; - } - default: - throw Kit.codeBug(); - } - } - - public boolean has(Context cx) - { - if (type == SPECIAL_NONE) { - return ScriptRuntime.hasObjectElem(target, name, cx); - } - return true; - } - - public boolean delete(Context cx) - { - if (type == SPECIAL_NONE) { - return ScriptRuntime.deleteObjectElem(target, name, cx); - } - return false; - } -} - |