Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/utilities/soql/MapScriptObject.java @ 2411:63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
Reviewed-by: kvn, dcubed
author | never |
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date | Wed, 30 Mar 2011 07:47:19 -0700 |
parents | c18cbe5936b8 |
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0 | 1 /* |
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2 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 */ |
23 | |
24 package sun.jvm.hotspot.utilities.soql; | |
25 | |
26 import java.util.Map; | |
27 import java.util.HashMap; | |
28 import java.util.Collections; | |
29 import java.lang.reflect.Method; | |
30 import java.lang.reflect.Constructor; | |
31 import javax.script.Invocable; | |
32 | |
33 /** | |
34 * Simple implementation of ScriptObject interface | |
35 * with property storage backed by a Map. This class | |
36 * can be extended to override any of the methods, in | |
37 * particular to add "function" valued properties. | |
38 */ | |
39 public class MapScriptObject implements ScriptObject { | |
40 // map to store the properties | |
41 private Map map; | |
42 | |
43 public MapScriptObject() { | |
44 this(new HashMap()); | |
45 } | |
46 | |
47 public MapScriptObject(Map map) { | |
48 // make it synchronized | |
49 this.map = Collections.synchronizedMap(map); | |
50 } | |
51 | |
52 public Object[] getIds() { | |
53 return map.keySet().toArray(); | |
54 } | |
55 | |
56 public Object get(String name) { | |
57 if (has(name)) { | |
58 return map.get(name); | |
59 } else { | |
60 return UNDEFINED; | |
61 } | |
62 } | |
63 | |
64 public Object get(int index) { | |
65 if (has(index)) { | |
66 Object key = Integer.valueOf(index); | |
67 return map.get(key); | |
68 } else { | |
69 return UNDEFINED; | |
70 } | |
71 } | |
72 | |
73 public void put(String name, Object value) { | |
74 map.put(name, value); | |
75 } | |
76 | |
77 public void put(int index, Object value) { | |
78 map.put(Integer.valueOf(index), value); | |
79 } | |
80 | |
81 public boolean has(String name) { | |
82 return map.containsKey(name); | |
83 } | |
84 | |
85 public boolean has(int index) { | |
86 return map.containsKey(Integer.valueOf(index)); | |
87 } | |
88 | |
89 public boolean delete(String name) { | |
90 if (map.containsKey(name)) { | |
91 map.remove(name); | |
92 return true; | |
93 } else { | |
94 return false; | |
95 } | |
96 } | |
97 | |
98 public boolean delete(int index) { | |
99 Object key = Integer.valueOf(index); | |
100 if (map.containsKey(key)) { | |
101 map.remove(key); | |
102 return true; | |
103 } else { | |
104 return false; | |
105 } | |
106 } | |
107 | |
108 // add a function valued property that invokes given Method | |
109 protected void putFunction(Object target, Method method) { | |
110 putFunction(target, method, true); | |
111 } | |
112 | |
113 // add a function valued property that invokes given Method | |
114 protected void putFunction(Object target, Method method, boolean wrapArgs) { | |
115 map.put(method.getName(), new MethodCallable(target, method, wrapArgs)); | |
116 } | |
117 | |
118 // add a function valued property that invokes given script function | |
119 protected void putFunction(Object target, String name, Invocable invocable) { | |
120 map.put(name, new InvocableCallable(target, name, invocable)); | |
121 } | |
122 } |