Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/tools/jcore/ClassDump.java @ 6641:a9fed06c01d2
7154641: Servicability agent should work on platforms other than x86, sparc
Summary: Added capability to load support classes for other cpus
Reviewed-by: coleenp, bobv, sla
Contributed-by: Bill Pittore <bill.pittore@oracle.com>
| author | bpittore |
|---|---|
| date | Thu, 30 Aug 2012 11:20:01 -0400 |
| parents | f6f3bb0ee072 |
| children | 38ea2efa32a7 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 3939 | 2 * Copyright (c) 2002, 2011, 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 |
|
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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 | |
| 25 package sun.jvm.hotspot.tools.jcore; | |
| 26 | |
| 27 import java.io.*; | |
| 3939 | 28 import java.util.jar.JarOutputStream; |
| 29 import java.util.jar.JarEntry; | |
| 30 import java.util.jar.Manifest; | |
| 0 | 31 import sun.jvm.hotspot.memory.*; |
| 32 import sun.jvm.hotspot.oops.*; | |
| 33 import sun.jvm.hotspot.debugger.*; | |
| 34 import sun.jvm.hotspot.runtime.*; | |
| 35 import sun.jvm.hotspot.tools.*; | |
| 36 | |
| 37 public class ClassDump extends Tool { | |
| 38 private ClassFilter classFilter; | |
| 39 private String outputDirectory; | |
| 3939 | 40 private JarOutputStream jarStream; |
| 41 | |
| 42 public void setClassFilter(ClassFilter cf) { | |
| 43 classFilter = cf; | |
| 44 } | |
| 45 | |
| 46 public void setOutputDirectory(String od) { | |
| 47 outputDirectory = od; | |
| 48 if (jarStream != null) { | |
| 49 try { | |
| 50 jarStream.close(); | |
| 51 } catch (IOException ioe) { | |
| 52 ioe.printStackTrace(); | |
| 53 } | |
| 54 } | |
| 55 jarStream = null; | |
| 56 } | |
| 57 | |
| 58 public void setJarOutput(String jarFileName) throws IOException { | |
| 59 jarStream = new JarOutputStream(new FileOutputStream(jarFileName), new Manifest()); | |
| 60 outputDirectory = null; | |
| 61 } | |
| 0 | 62 |
| 63 public void run() { | |
| 64 // Ready to go with the database... | |
| 65 try { | |
| 66 | |
| 67 // walk through the system dictionary | |
| 68 SystemDictionary dict = VM.getVM().getSystemDictionary(); | |
| 69 dict.classesDo(new SystemDictionary.ClassVisitor() { | |
| 70 public void visit(Klass k) { | |
| 705 | 71 if (k instanceof InstanceKlass) { |
| 72 try { | |
| 73 dumpKlass((InstanceKlass) k); | |
| 74 } catch (Exception e) { | |
| 75 System.out.println(k.getName().asString()); | |
| 76 e.printStackTrace(); | |
| 77 } | |
| 78 } | |
| 0 | 79 } |
| 80 }); | |
| 81 } | |
| 82 catch (AddressException e) { | |
| 83 System.err.println("Error accessing address 0x" | |
| 84 + Long.toHexString(e.getAddress())); | |
| 85 e.printStackTrace(); | |
| 86 } | |
| 3939 | 87 if (jarStream != null) { |
| 88 try { | |
| 89 jarStream.close(); | |
| 90 } catch (IOException ioe) { | |
| 91 ioe.printStackTrace(); | |
| 92 } | |
| 93 jarStream = null; | |
| 94 } | |
| 0 | 95 } |
| 96 | |
| 97 public String getName() { | |
| 98 return "jcore"; | |
| 99 } | |
| 100 | |
| 101 private void dumpKlass(InstanceKlass kls) { | |
| 102 if (classFilter != null && ! classFilter.canInclude(kls) ) { | |
| 103 return; | |
| 104 } | |
| 105 | |
| 106 String klassName = kls.getName().asString(); | |
| 107 klassName = klassName.replace('/', File.separatorChar); | |
| 3939 | 108 try { |
| 109 OutputStream os = null; | |
| 110 if (jarStream != null) { | |
| 111 jarStream.putNextEntry(new JarEntry(klassName + ".class")); | |
| 112 os = jarStream; | |
| 113 } else { | |
| 114 int index = klassName.lastIndexOf(File.separatorChar); | |
| 115 File dir = null; | |
| 116 if (index != -1) { | |
| 117 String dirName = klassName.substring(0, index); | |
| 118 dir = new File(outputDirectory, dirName); | |
| 119 } else { | |
| 120 dir = new File(outputDirectory); | |
| 121 } | |
| 0 | 122 |
| 3939 | 123 dir.mkdirs(); |
| 124 File f = new File(dir, klassName.substring(index + 1) + ".class"); | |
| 125 f.createNewFile(); | |
| 126 os = new BufferedOutputStream(new FileOutputStream(f)); | |
| 127 } | |
| 0 | 128 try { |
| 129 ClassWriter cw = new ClassWriter(kls, os); | |
| 130 cw.write(); | |
| 131 } finally { | |
| 3939 | 132 if (os != jarStream) { |
| 133 os.close(); | |
| 134 } | |
| 0 | 135 } |
| 136 } catch(IOException exp) { | |
| 137 exp.printStackTrace(); | |
| 138 } | |
| 139 } | |
| 140 | |
| 141 public static void main(String[] args) { | |
| 3939 | 142 // load class filters |
| 143 ClassFilter classFilter = null; | |
| 144 String filterClassName = System.getProperty("sun.jvm.hotspot.tools.jcore.filter"); | |
| 145 if (filterClassName != null) { | |
| 146 try { | |
| 147 Class filterClass = Class.forName(filterClassName); | |
| 148 classFilter = (ClassFilter) filterClass.newInstance(); | |
| 149 } catch(Exception exp) { | |
| 150 System.err.println("Warning: Can not create class filter!"); | |
| 151 } | |
| 152 } | |
| 153 | |
| 154 String outputDirectory = System.getProperty("sun.jvm.hotspot.tools.jcore.outputDir"); | |
| 155 if (outputDirectory == null) | |
| 156 outputDirectory = "."; | |
| 157 | |
| 158 | |
| 0 | 159 ClassDump cd = new ClassDump(); |
| 3939 | 160 cd.setClassFilter(classFilter); |
| 161 cd.setOutputDirectory(outputDirectory); | |
| 0 | 162 cd.start(args); |
| 163 cd.stop(); | |
| 164 } | |
| 165 } |