Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/tools/jcore/ClassDump.java @ 1917:f42a2f0c16bb
6996563: 6984311 changes forgot to update vmStructs.cpp for new field _operands
Summary: Add missing line to vmStructs. Also fix bug with class dumper.
Reviewed-by: twisti, kvn
author | jrose |
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date | Fri, 05 Nov 2010 12:18:30 -0700 |
parents | c18cbe5936b8 |
children | f6f3bb0ee072 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2002, 2009, 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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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
844
diff
changeset
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20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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parents:
844
diff
changeset
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.tools.jcore; | |
26 | |
27 import java.io.*; | |
28 import sun.jvm.hotspot.memory.*; | |
29 import sun.jvm.hotspot.oops.*; | |
30 import sun.jvm.hotspot.debugger.*; | |
31 import sun.jvm.hotspot.runtime.*; | |
32 import sun.jvm.hotspot.tools.*; | |
33 | |
34 public class ClassDump extends Tool { | |
35 private ClassFilter classFilter; | |
36 private String outputDirectory; | |
37 | |
38 public void run() { | |
39 // Ready to go with the database... | |
40 try { | |
41 | |
42 // load class filters | |
43 | |
44 String filterClassName = System.getProperty("sun.jvm.hotspot.tools.jcore.filter"); | |
45 if (filterClassName != null) { | |
46 try { | |
47 Class filterClass = Class.forName(filterClassName); | |
48 classFilter = (ClassFilter) filterClass.newInstance(); | |
49 } catch(Exception exp) { | |
50 System.err.println("Warning: Can not create class filter!"); | |
51 } | |
52 } | |
53 | |
54 outputDirectory = System.getProperty("sun.jvm.hotspot.tools.jcore.outputDir"); | |
55 if (outputDirectory == null) | |
56 outputDirectory = "."; | |
57 | |
58 // walk through the system dictionary | |
59 SystemDictionary dict = VM.getVM().getSystemDictionary(); | |
60 dict.classesDo(new SystemDictionary.ClassVisitor() { | |
61 public void visit(Klass k) { | |
705 | 62 if (k instanceof InstanceKlass) { |
63 try { | |
64 dumpKlass((InstanceKlass) k); | |
65 } catch (Exception e) { | |
66 System.out.println(k.getName().asString()); | |
67 e.printStackTrace(); | |
68 } | |
69 } | |
0 | 70 } |
71 }); | |
72 } | |
73 catch (AddressException e) { | |
74 System.err.println("Error accessing address 0x" | |
75 + Long.toHexString(e.getAddress())); | |
76 e.printStackTrace(); | |
77 } | |
78 } | |
79 | |
80 public String getName() { | |
81 return "jcore"; | |
82 } | |
83 | |
84 private void dumpKlass(InstanceKlass kls) { | |
85 if (classFilter != null && ! classFilter.canInclude(kls) ) { | |
86 return; | |
87 } | |
88 | |
89 String klassName = kls.getName().asString(); | |
90 klassName = klassName.replace('/', File.separatorChar); | |
91 int index = klassName.lastIndexOf(File.separatorChar); | |
92 File dir = null; | |
93 if (index != -1) { | |
94 String dirName = klassName.substring(0, index); | |
95 dir = new File(outputDirectory, dirName); | |
96 } else { | |
97 dir = new File(outputDirectory); | |
98 } | |
99 | |
100 dir.mkdirs(); | |
101 File f = new File(dir, klassName.substring(klassName.lastIndexOf(File.separatorChar) + 1) | |
102 + ".class"); | |
103 try { | |
104 f.createNewFile(); | |
105 OutputStream os = new BufferedOutputStream(new FileOutputStream(f)); | |
106 try { | |
107 ClassWriter cw = new ClassWriter(kls, os); | |
108 cw.write(); | |
109 } finally { | |
110 os.close(); | |
111 } | |
112 } catch(IOException exp) { | |
113 exp.printStackTrace(); | |
114 } | |
115 } | |
116 | |
117 public static void main(String[] args) { | |
118 ClassDump cd = new ClassDump(); | |
119 cd.start(args); | |
120 cd.stop(); | |
121 } | |
122 } |