Mercurial > hg > graal-compiler
comparison graal/com.oracle.truffle.api/src/com/oracle/truffle/api/Arguments.java @ 7274:19f5c9b96fa7
Merge.
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Tue, 18 Dec 2012 17:59:32 +0100 |
parents | a4b84ba6dc2e |
children | 5e3d1a68664e |
comparison
equal
deleted
inserted
replaced
7273:7f6bf286629c | 7274:19f5c9b96fa7 |
---|---|
1 /* | |
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 package com.oracle.truffle.api; | |
24 | |
25 /** | |
26 * Base class for arguments passed to guest language methods via the | |
27 * {@link CallTarget#call(com.oracle.truffle.api.frame.PackedFrame, Arguments)} method. A guest language create a | |
28 * subclass with immutable fields representing the arguments passed to a guest language method. The {@link Arguments} | |
29 * object must be created immediately before a method call and it must not be stored in a field or cast to | |
30 * {@link java.lang.Object}. | |
31 */ | |
32 public class Arguments { | |
33 | |
34 /** | |
35 * Constant that can be used as an argument to | |
36 * {@link CallTarget#call(com.oracle.truffle.api.frame.PackedFrame, Arguments)} in case no arguments should be | |
37 * supplied. | |
38 */ | |
39 public static final Arguments EMPTY_ARGUMENTS = new Arguments(); | |
40 | |
41 /** | |
42 * Constructs an empty {@link Arguments} instance. Guest languages should create a subclass to specify their own arguments. | |
43 */ | |
44 protected Arguments() { | |
45 } | |
46 } |