From 98e2821b38a775737e42a2479a6bc65107210859 Mon Sep 17 00:00:00 2001 From: Elliot Kroo Date: Thu, 11 Mar 2010 15:21:30 -0800 Subject: reorganizing the first level of folders (trunk/branch folders are not the git way :) --- .../mozilla/javascript/jdk15/VMBridge_jdk15.java | 87 ++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 infrastructure/rhino1_7R1/src/org/mozilla/javascript/jdk15/VMBridge_jdk15.java (limited to 'infrastructure/rhino1_7R1/src/org/mozilla/javascript/jdk15') diff --git a/infrastructure/rhino1_7R1/src/org/mozilla/javascript/jdk15/VMBridge_jdk15.java b/infrastructure/rhino1_7R1/src/org/mozilla/javascript/jdk15/VMBridge_jdk15.java new file mode 100644 index 0000000..0ffaf9d --- /dev/null +++ b/infrastructure/rhino1_7R1/src/org/mozilla/javascript/jdk15/VMBridge_jdk15.java @@ -0,0 +1,87 @@ +/* -*- 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) 1997-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * 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.jdk15; + +import java.lang.reflect.Member; +import java.lang.reflect.Method; +import java.lang.reflect.Constructor; +import java.util.Iterator; +import org.mozilla.javascript.*; + +public class VMBridge_jdk15 extends org.mozilla.javascript.jdk13.VMBridge_jdk13 +{ + public VMBridge_jdk15() throws SecurityException, InstantiationException { + try { + // Just try and see if we can access the isVarArgs method. + // We want to fail loading if the method does not exist + // so that we can load a bridge to an older JDK instead. + Method.class.getMethod("isVarArgs", (Class[]) null); + } catch (NoSuchMethodException e) { + // Throw a fitting exception that is handled by + // org.mozilla.javascript.Kit.newInstanceOrNull: + throw new InstantiationException(e.getMessage()); + } + } + + public boolean isVarArgs(Member member) { + if (member instanceof Method) + return ((Method) member).isVarArgs(); + else if (member instanceof Constructor) + return ((Constructor) member).isVarArgs(); + else + return false; + } + + /** + * If "obj" is a java.util.Iterator or a java.lang.Iterable, return a + * wrapping as a JavaScript Iterator. Otherwise, return null. + * This method is in VMBridge since Iterable is a JDK 1.5 addition. + */ + public Iterator getJavaIterator(Context cx, Scriptable scope, Object obj) { + if (obj instanceof Wrapper) { + Object unwrapped = ((Wrapper) obj).unwrap(); + Iterator iterator = null; + if (unwrapped instanceof Iterator) + iterator = (Iterator) unwrapped; + if (unwrapped instanceof Iterable) + iterator = ((Iterable)unwrapped).iterator(); + return iterator; + } + return null; + } +} -- cgit v1.2.3-1-g7c22