Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/tools/HeapDumper.java @ 17467:55fb97c4c58d hs25-b65
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov
| author | mikael |
|---|---|
| date | Tue, 24 Dec 2013 11:48:39 -0800 |
| parents | 7fe6ef09d242 |
| children | 4ca6dc0799b6 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
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2 * Copyright (c) 2005, 2013, 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; | |
| 26 | |
| 27 import sun.jvm.hotspot.utilities.HeapHprofBinWriter; | |
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28 import sun.jvm.hotspot.debugger.JVMDebugger; |
| 0 | 29 import java.io.IOException; |
| 30 | |
| 31 /* | |
| 32 * This tool is used by the JDK jmap utility to dump the heap of the target | |
| 33 * process/core as a HPROF binary file. It can also be used as a standalone | |
| 34 * tool if required. | |
| 35 */ | |
| 36 public class HeapDumper extends Tool { | |
| 37 | |
| 38 private static String DEFAULT_DUMP_FILE = "heap.bin"; | |
| 39 | |
| 40 private String dumpFile; | |
| 41 | |
| 42 public HeapDumper(String dumpFile) { | |
| 43 this.dumpFile = dumpFile; | |
| 44 } | |
| 45 | |
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46 public HeapDumper(String dumpFile, JVMDebugger d) { |
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47 super(d); |
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38ea2efa32a7
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48 this.dumpFile = dumpFile; |
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38ea2efa32a7
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kevinw
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49 } |
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50 |
| 0 | 51 protected void printFlagsUsage() { |
| 52 System.out.println(" <no option>\tto dump heap to " + | |
| 53 DEFAULT_DUMP_FILE); | |
| 54 System.out.println(" -f <file>\tto dump heap to <file>"); | |
| 55 super.printFlagsUsage(); | |
| 56 } | |
| 57 | |
| 58 // use HeapHprofBinWriter to write the heap dump | |
| 59 public void run() { | |
| 60 System.out.println("Dumping heap to " + dumpFile + " ..."); | |
| 61 try { | |
| 62 new HeapHprofBinWriter().write(dumpFile); | |
| 63 System.out.println("Heap dump file created"); | |
| 64 } catch (IOException ioe) { | |
| 65 System.err.println(ioe.getMessage()); | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 // JDK jmap utility will always invoke this tool as: | |
| 70 // HeapDumper -f <file> <args...> | |
| 71 public static void main(String args[]) { | |
| 72 String file = DEFAULT_DUMP_FILE; | |
| 73 if (args.length > 2) { | |
| 74 if (args[0].equals("-f")) { | |
| 75 file = args[1]; | |
| 76 String[] newargs = new String[args.length-2]; | |
| 77 System.arraycopy(args, 2, newargs, 0, args.length-2); | |
| 78 args = newargs; | |
| 79 } | |
| 80 } | |
| 81 | |
| 82 HeapDumper dumper = new HeapDumper(file); | |
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83 dumper.execute(args); |
| 0 | 84 } |
| 85 | |
| 86 } |