91 lines
2.9 KiB
Java
91 lines
2.9 KiB
Java
/*
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* Copyright (c) 1997, 2008, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* The Original Code is HAT. The Initial Developer of the
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* Original Code is Bill Foote, with contributions from others
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* at JavaSoft/Sun.
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*/
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package com.sun.tools.hat.internal.server;
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import com.sun.tools.hat.internal.model.*;
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/**
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*
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* @author Bill Foote
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*/
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class ReachableQuery extends QueryHandler {
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// We inherit printFullClass from ClassQuery
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public ReachableQuery() {
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}
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public void run() {
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startHtml("Objects Reachable From " + query);
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long id = parseHex(query);
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JavaHeapObject root = snapshot.findThing(id);
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ReachableObjects ro = new ReachableObjects(root,
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snapshot.getReachableExcludes());
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// Now, print out the sorted list, but start with root
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long totalSize = ro.getTotalSize();
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JavaThing[] things = ro.getReachables();
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long instances = things.length;
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out.print("<strong>");
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printThing(root);
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out.println("</strong><br>");
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out.println("<br>");
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for (int i = 0; i < things.length; i++) {
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printThing(things[i]);
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out.println("<br>");
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}
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printFields(ro.getUsedFields(), "Data Members Followed");
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printFields(ro.getExcludedFields(), "Excluded Data Members");
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out.println("<h2>Total of " + instances + " instances occupying " + totalSize + " bytes.</h2>");
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endHtml();
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}
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private void printFields(String[] fields, String title) {
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if (fields.length == 0) {
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return;
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}
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out.print("<h3>");
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print(title);
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out.println("</h3>");
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for (int i = 0; i < fields.length; i++) {
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print(fields[i]);
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out.println("<br>");
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}
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}
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}
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