| /* |
| * Copyright (c) 1997, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| |
| /* |
| * The Original Code is HAT. The Initial Developer of the |
| * Original Code is Bill Foote, with contributions from others |
| * at JavaSoft/Sun. |
| */ |
| |
| package com.sun.tools.hat.internal.server; |
| |
| import com.sun.tools.hat.internal.model.*; |
| import com.sun.tools.hat.internal.util.ArraySorter; |
| import com.sun.tools.hat.internal.util.Comparer; |
| import java.util.Enumeration; |
| |
| /** |
| * |
| * @author Bill Foote |
| */ |
| |
| |
| class InstancesCountQuery extends QueryHandler { |
| |
| |
| private boolean excludePlatform; |
| |
| public InstancesCountQuery(boolean excludePlatform) { |
| this.excludePlatform = excludePlatform; |
| } |
| |
| public void run() { |
| if (excludePlatform) { |
| startHtml("Instance Counts for All Classes (excluding platform)"); |
| } else { |
| startHtml("Instance Counts for All Classes (including platform)"); |
| } |
| |
| JavaClass[] classes = snapshot.getClassesArray(); |
| if (excludePlatform) { |
| int num = 0; |
| for (int i = 0; i < classes.length; i++) { |
| if (! PlatformClasses.isPlatformClass(classes[i])) { |
| classes[num++] = classes[i]; |
| } |
| } |
| JavaClass[] tmp = new JavaClass[num]; |
| System.arraycopy(classes, 0, tmp, 0, tmp.length); |
| classes = tmp; |
| } |
| ArraySorter.sort(classes, new Comparer() { |
| public int compare(Object lhso, Object rhso) { |
| JavaClass lhs = (JavaClass) lhso; |
| JavaClass rhs = (JavaClass) rhso; |
| int diff = lhs.getInstancesCount(false) |
| - rhs.getInstancesCount(false); |
| if (diff != 0) { |
| return -diff; // Sort from biggest to smallest |
| } |
| String left = lhs.getName(); |
| String right = rhs.getName(); |
| if (left.startsWith("[") != right.startsWith("[")) { |
| // Arrays at the end |
| if (left.startsWith("[")) { |
| return 1; |
| } else { |
| return -1; |
| } |
| } |
| return left.compareTo(right); |
| } |
| }); |
| |
| String lastPackage = null; |
| long totalSize = 0; |
| long instances = 0; |
| for (int i = 0; i < classes.length; i++) { |
| JavaClass clazz = classes[i]; |
| int count = clazz.getInstancesCount(false); |
| print("" + count); |
| printAnchorStart(); |
| out.print("instances/" + encodeForURL(classes[i])); |
| out.print("\"> "); |
| if (count == 1) { |
| print("instance"); |
| } else { |
| print("instances"); |
| } |
| out.print("</a> "); |
| if (snapshot.getHasNewSet()) { |
| Enumeration objects = clazz.getInstances(false); |
| int newInst = 0; |
| while (objects.hasMoreElements()) { |
| JavaHeapObject obj = (JavaHeapObject)objects.nextElement(); |
| if (obj.isNew()) { |
| newInst++; |
| } |
| } |
| print("("); |
| printAnchorStart(); |
| out.print("newInstances/" + encodeForURL(classes[i])); |
| out.print("\">"); |
| print("" + newInst + " new"); |
| out.print("</a>) "); |
| } |
| print("of "); |
| printClass(classes[i]); |
| out.println("<br>"); |
| instances += count; |
| totalSize += classes[i].getTotalInstanceSize(); |
| } |
| out.println("<h2>Total of " + instances + " instances occupying " + totalSize + " bytes.</h2>"); |
| |
| out.println("<h2>Other Queries</h2>"); |
| out.println("<ul>"); |
| |
| out.print("<li>"); |
| printAnchorStart(); |
| if (!excludePlatform) { |
| out.print("showInstanceCounts/\">"); |
| print("Show instance counts for all classes (excluding platform)"); |
| } else { |
| out.print("showInstanceCounts/includePlatform/\">"); |
| print("Show instance counts for all classes (including platform)"); |
| } |
| out.println("</a>"); |
| |
| out.print("<li>"); |
| printAnchorStart(); |
| out.print("allClassesWithPlatform/\">"); |
| print("Show All Classes (including platform)"); |
| out.println("</a>"); |
| |
| out.print("<li>"); |
| printAnchorStart(); |
| out.print("\">"); |
| print("Show All Classes (excluding platform)"); |
| out.println("</a>"); |
| |
| out.println("</ul>"); |
| |
| endHtml(); |
| } |
| |
| |
| } |