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annotate agent/src/share/classes/sun/jvm/hotspot/ui/tree/BadAddressTreeNodeAdapter.java @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
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1 /*
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2 * Copyright (c) 2004, 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.ui.tree;
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26
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27 import java.io.*;
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28 import sun.jvm.hotspot.debugger.*;
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29 import sun.jvm.hotspot.oops.*;
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30 import sun.jvm.hotspot.runtime.VM;
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31
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32 /** Simple wrapper for displaying bad addresses in the Inspector */
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33
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34 public class BadAddressTreeNodeAdapter extends FieldTreeNodeAdapter {
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35 private String message;
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36
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37 private static String generateMessage(long addr, String kind) {
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38 return "** BAD " + kind + " " + Long.toHexString(addr) + " **";
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39 }
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40
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41 public BadAddressTreeNodeAdapter(Address addr, MetadataField field, boolean treeTableMode) {
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42 super(field.getID(), treeTableMode);
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43 message = generateMessage(addr.minus(null), "METADATA");
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44 }
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45
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46 public BadAddressTreeNodeAdapter(Address addr, OopField field, boolean treeTableMode) {
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47 super(field.getID(), treeTableMode);
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48 message = generateMessage(addr.minus(null), "OOP");
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49 }
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50
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51 public BadAddressTreeNodeAdapter(OopHandle addr, FieldIdentifier id, boolean treeTableMode) {
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52 super(id, treeTableMode);
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53 message = generateMessage(addr.minus(null), "OOP");
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54 }
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55
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56 /** The address may be null (for address fields of structures which
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57 are null); the FieldIdentifier may also be null (for the root
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58 node). */
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59 public BadAddressTreeNodeAdapter(long addr, FieldIdentifier id, boolean treeTableMode) {
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60 super(id, treeTableMode);
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61 message = generateMessage(addr, "ADDRESS");
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62 }
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63
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64 public int getChildCount() {
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65 return 0;
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66 }
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67
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68 public SimpleTreeNode getChild(int index) {
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69 throw new RuntimeException("Should not call this");
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70 }
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71
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72 public boolean isLeaf() {
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73 return true;
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74 }
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75
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76 public int getIndexOfChild(SimpleTreeNode child) {
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77 throw new RuntimeException("Should not call this");
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78 }
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79
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80 public String getValue() {
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81 return message;
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82 }
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83 }