Mercurial > hg > graal-compiler
comparison graal/com.oracle.truffle.api.object/src/com/oracle/truffle/api/object/ObjectType.java @ 18407:f439fdb137a3
Truffle: initial commit of object API
author | Andreas Woess <andreas.woess@jku.at> |
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date | Tue, 18 Nov 2014 16:18:45 +0100 |
parents | |
children | 6db7923af642 |
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18406:194041c3fdab | 18407:f439fdb137a3 |
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1 /* | |
2 * Copyright (c) 2013, 2014, 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.object; | |
26 | |
27 import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary; | |
28 | |
29 public class ObjectType { | |
30 /** | |
31 * Delegate method for {@link DynamicObject#equals(Object)}. | |
32 */ | |
33 public boolean equals(DynamicObject object, Object other) { | |
34 return object == other; | |
35 } | |
36 | |
37 /** | |
38 * Delegate method for {@link DynamicObject#hashCode()}. | |
39 */ | |
40 public int hashCode(DynamicObject object) { | |
41 return System.identityHashCode(object); | |
42 } | |
43 | |
44 /** | |
45 * Delegate method for {@link DynamicObject#toString()}. | |
46 */ | |
47 @TruffleBoundary | |
48 public String toString(DynamicObject object) { | |
49 return "DynamicObject<" + this.toString() + ">@" + Integer.toHexString(hashCode(object)); | |
50 } | |
51 | |
52 /** | |
53 * Creates a data object to be associated with a newly created shape. | |
54 * | |
55 * @param shape the shape for which to create the data object | |
56 */ | |
57 public Object createShapeData(Shape shape) { | |
58 return null; | |
59 } | |
60 | |
61 /** | |
62 * Called when a new property is added to a shape. | |
63 * | |
64 * @param property the added property | |
65 * @param shapeBefore shape before the property was added | |
66 * @param shapeAfter shape after the property was added | |
67 */ | |
68 public void onPropertyAdded(Property property, Shape shapeBefore, Shape shapeAfter) { | |
69 } | |
70 } |