Non-execute messages cannot be sent via JavaInterop.asJavaFunction currently. Sending them directly with help of RootNode/CallTarget.
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
4 * Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.
6 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
7 * Other names may be trademarks of their respective owners.
9 * The contents of this file are subject to the terms of either the GNU
10 * General Public License Version 2 only ("GPL") or the Common
11 * Development and Distribution License("CDDL") (collectively, the
12 * "License"). You may not use this file except in compliance with the
13 * License. You can obtain a copy of the License at
14 * http://www.netbeans.org/cddl-gplv2.html
15 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
16 * specific language governing permissions and limitations under the
17 * License. When distributing the software, include this License Header
18 * Notice in each file and include the License file at
19 * nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
20 * particular file as subject to the "Classpath" exception as provided
21 * by Oracle in the GPL Version 2 section of the License file that
22 * accompanied this code. If applicable, add the following below the
23 * License Header, with the fields enclosed by brackets [] replaced by
24 * your own identifying information:
25 * "Portions Copyrighted [year] [name of copyright owner]"
29 * The Original Software is NetBeans. The Initial Developer of the Original
30 * Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.
32 * If you wish your version of this file to be governed by only the CDDL
33 * or only the GPL Version 2, indicate your decision by adding
34 * "[Contributor] elects to include this software in this distribution
35 * under the [CDDL or GPL Version 2] license." If you do not indicate a
36 * single choice of license, a recipient has the option to distribute
37 * your version of this file under either the CDDL, the GPL Version 2 or
38 * to extend the choice of license to its licensees as provided above.
39 * However, if you add GPL Version 2 code and therefore, elected the GPL
40 * Version 2 license, then the option applies only if the new code is
41 * made subject to such option by the copyright holder.
43 package net.java.html.boot.truffle;
45 import com.oracle.truffle.api.TruffleLanguage;
46 import com.oracle.truffle.api.frame.VirtualFrame;
47 import com.oracle.truffle.api.interop.ForeignAccess;
48 import com.oracle.truffle.api.interop.Message;
49 import com.oracle.truffle.api.interop.TruffleObject;
50 import com.oracle.truffle.api.nodes.Node;
51 import com.oracle.truffle.api.nodes.RootNode;
53 final class IsNullNode extends RootNode {
58 super(TruffleLanguage.class, null, null);
59 this.check = Message.IS_NULL.createNode();
63 public Object execute(VirtualFrame frame) {
64 final Object[] args = frame.getArguments();
65 Object result = ForeignAccess.sendIsNull(check, frame, (TruffleObject) args[0]);