Mercurial > hg > truffle
comparison truffle/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/NodeChild.java @ 21951:9c8c0937da41
Moving all sources into truffle subdirectory
author | Jaroslav Tulach <jaroslav.tulach@oracle.com> |
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date | Wed, 17 Jun 2015 10:58:08 +0200 |
parents | graal/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/NodeChild.java@494b818b527c |
children | dc83cc1f94f2 |
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21950:2a5011c7e641 | 21951:9c8c0937da41 |
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1 /* | |
2 * Copyright (c) 2012, 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. Oracle designates this | |
8 * particular file as subject to the "Classpath" exception as provided | |
9 * by Oracle in the LICENSE file that accompanied this code. | |
10 * | |
11 * This code is distributed in the hope that it will be useful, but WITHOUT | |
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 * version 2 for more details (a copy is included in the LICENSE file that | |
15 * accompanied this code). | |
16 * | |
17 * You should have received a copy of the GNU General Public License version | |
18 * 2 along with this work; if not, write to the Free Software Foundation, | |
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
20 * | |
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
22 * or visit www.oracle.com if you need additional information or have any | |
23 * questions. | |
24 */ | |
25 package com.oracle.truffle.api.dsl; | |
26 | |
27 import java.lang.annotation.*; | |
28 | |
29 import com.oracle.truffle.api.nodes.*; | |
30 | |
31 /** | |
32 * A {@link NodeChild} element defines an executable child for the enclosing {@link Node}. A | |
33 * {@link Node} contains multiple {@link NodeChildren} specified in linear execution order. | |
34 */ | |
35 @Retention(RetentionPolicy.CLASS) | |
36 @Target({ElementType.TYPE}) | |
37 public @interface NodeChild { | |
38 | |
39 String value() default ""; | |
40 | |
41 Class<?> type() default Node.class; | |
42 | |
43 /** | |
44 * The {@link #executeWith()} property allows a node to pass the result of one child's | |
45 * executable as an input to another child's executable. These referenced children must be | |
46 * defined before the current node in the execution order. The current node {@link #type()} | |
47 * attribute must be set to a {@link Node} which supports the evaluated execution with the | |
48 * number of {@link #executeWith()} arguments that are defined. For example if this child is | |
49 * executed with one argument, the {@link #type()} attribute must define a node which publicly | |
50 * declares a method with the signature <code>Object execute*(VirtualFrame, Object)</code>. | |
51 */ | |
52 String[] executeWith() default {}; | |
53 } |