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annotate agent/src/share/classes/sun/jvm/hotspot/ci/ciMetadata.java @ 12226:7944aba7ba41

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8015107: NPG: Use consistent naming for metaspace concepts Reviewed-by: coleenp, mgerdin, hseigel
author ehelin
date Mon, 12 Aug 2013 17:37:02 +0200
parents 79f492f184d0
children
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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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.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.ci;
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26
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27 import java.io.*;
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28 import java.util.*;
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29 import sun.jvm.hotspot.debugger.*;
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30 import sun.jvm.hotspot.runtime.*;
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31 import sun.jvm.hotspot.oops.*;
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32 import sun.jvm.hotspot.types.*;
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33
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34 public class ciMetadata extends ciBaseObject {
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35 static {
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36 VM.registerVMInitializedObserver(new Observer() {
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37 public void update(Observable o, Object data) {
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38 initialize(VM.getVM().getTypeDataBase());
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39 }
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40 });
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41 }
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42
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43 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
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44 Type type = db.lookupType("ciMetadata");
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45 metadataField = new MetadataField(type.getAddressField("_metadata"), 0);
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46 }
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47
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48 private static MetadataField metadataField;
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49
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50 public Metadata getMetadata() {
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51 return metadataField.getValue(getAddress());
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52 }
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53
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54 public ciMetadata(Address addr) {
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55 super(addr);
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56 }
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57
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58 public void printOn(PrintStream out) {
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59 getMetadata().printValueOn(out);
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60 }
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61
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62 public String toString() {
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63 return getMetadata().toString();
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64 }
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65 }