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| 1 | /* | ||
| 2 | * Copyright (c) 1997, 2008, 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. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | |||
| 27 | /* | ||
| 28 | * The Original Code is HAT. The Initial Developer of the | ||
| 29 | * Original Code is Bill Foote, with contributions from others | ||
| 30 | * at JavaSoft/Sun. | ||
| 31 | */ | ||
| 32 | |||
| 33 | package com.sun.tools.hat.internal.server; | ||
| 34 | |||
| 35 | import com.sun.tools.hat.internal.model.*; | ||
| 36 | |||
| 37 | /** | ||
| 38 | * | ||
| 39 | * @author Bill Foote | ||
| 40 | */ | ||
| 41 | |||
| 42 | |||
| 43 | class ReachableQuery extends QueryHandler { | ||
| 44 | // We inherit printFullClass from ClassQuery | ||
| 45 | |||
| 46 | |||
| 47 | public ReachableQuery() { | ||
| 48 | } | ||
| 49 | |||
| 50 | public void run() { | ||
| 51 | startHtml("Objects Reachable From " + query); | ||
| 52 | long id = parseHex(query); | ||
| 53 | JavaHeapObject root = snapshot.findThing(id); | ||
| 54 | ReachableObjects ro = new ReachableObjects(root, | ||
| 55 | snapshot.getReachableExcludes()); | ||
| 56 | // Now, print out the sorted list, but start with root | ||
| 57 | long totalSize = ro.getTotalSize(); | ||
| 58 | JavaThing[] things = ro.getReachables(); | ||
| 59 | long instances = things.length; | ||
| 60 | |||
| 61 | out.print("<strong>"); | ||
| 62 | printThing(root); | ||
| 63 | out.println("</strong><br>"); | ||
| 64 | out.println("<br>"); | ||
| 65 | for (int i = 0; i < things.length; i++) { | ||
| 66 | printThing(things[i]); | ||
| 67 | out.println("<br>"); | ||
| 68 | } | ||
| 69 | |||
| 70 | printFields(ro.getUsedFields(), "Data Members Followed"); | ||
| 71 | printFields(ro.getExcludedFields(), "Excluded Data Members"); | ||
| 72 | out.println("<h2>Total of " + instances + " instances occupying " + totalSize + " bytes.</h2>"); | ||
| 73 | |||
| 74 | endHtml(); | ||
| 75 | } | ||
| 76 | |||
| 77 | private void printFields(String[] fields, String title) { | ||
| 78 | if (fields.length == 0) { | ||
| 79 | return; | ||
| 80 | } | ||
| 81 | out.print("<h3>"); | ||
| 82 | print(title); | ||
| 83 | out.println("</h3>"); | ||
| 84 | |||
| 85 | for (int i = 0; i < fields.length; i++) { | ||
| 86 | print(fields[i]); | ||
| 87 | out.println("<br>"); | ||
| 88 | } | ||
| 89 | } | ||
| 90 | } | ||