1 /* 2 * Copyright (c) 2004, 2012, Oracle and/or its affiliates. All rights reserved. 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 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 package sun.jvm.hotspot.ui.tree; 26 27 import java.io.*; 28 import sun.jvm.hotspot.debugger.*; 29 import sun.jvm.hotspot.oops.*; 30 import sun.jvm.hotspot.runtime.VM; 31 32 /** Simple wrapper for displaying bad addresses in the Inspector */ 33 34 public class BadAddressTreeNodeAdapter extends FieldTreeNodeAdapter { 35 private String message; 36 generateMessage(long addr, String kind)37 private static String generateMessage(long addr, String kind) { 38 return "** BAD " + kind + " " + Long.toHexString(addr) + " **"; 39 } 40 BadAddressTreeNodeAdapter(Address addr, MetadataField field, boolean treeTableMode)41 public BadAddressTreeNodeAdapter(Address addr, MetadataField field, boolean treeTableMode) { 42 super(field.getID(), treeTableMode); 43 message = generateMessage(addr.minus(null), "METADATA"); 44 } 45 BadAddressTreeNodeAdapter(Address addr, OopField field, boolean treeTableMode)46 public BadAddressTreeNodeAdapter(Address addr, OopField field, boolean treeTableMode) { 47 super(field.getID(), treeTableMode); 48 message = generateMessage(addr.minus(null), "OOP"); 49 } 50 BadAddressTreeNodeAdapter(OopHandle addr, FieldIdentifier id, boolean treeTableMode)51 public BadAddressTreeNodeAdapter(OopHandle addr, FieldIdentifier id, boolean treeTableMode) { 52 super(id, treeTableMode); 53 message = generateMessage(addr.minus(null), "OOP"); 54 } 55 56 /** The address may be null (for address fields of structures which 57 are null); the FieldIdentifier may also be null (for the root 58 node). */ BadAddressTreeNodeAdapter(long addr, FieldIdentifier id, boolean treeTableMode)59 public BadAddressTreeNodeAdapter(long addr, FieldIdentifier id, boolean treeTableMode) { 60 super(id, treeTableMode); 61 message = generateMessage(addr, "ADDRESS"); 62 } 63 getChildCount()64 public int getChildCount() { 65 return 0; 66 } 67 getChild(int index)68 public SimpleTreeNode getChild(int index) { 69 throw new RuntimeException("Should not call this"); 70 } 71 isLeaf()72 public boolean isLeaf() { 73 return true; 74 } 75 getIndexOfChild(SimpleTreeNode child)76 public int getIndexOfChild(SimpleTreeNode child) { 77 throw new RuntimeException("Should not call this"); 78 } 79 getValue()80 public String getValue() { 81 return message; 82 } 83 } 84