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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 | import com.sun.tools.hat.internal.util.ArraySorter; | ||
| 37 | import com.sun.tools.hat.internal.util.Comparer; | ||
| 38 | import java.util.Enumeration; | ||
| 39 | |||
| 40 | /** | ||
| 41 | * | ||
| 42 | * @author Bill Foote | ||
| 43 | */ | ||
| 44 | |||
| 45 | |||
| 46 | class InstancesCountQuery extends QueryHandler { | ||
| 47 | |||
| 48 | |||
| 49 | private boolean excludePlatform; | ||
| 50 | |||
| 51 | public InstancesCountQuery(boolean excludePlatform) { | ||
| 52 | this.excludePlatform = excludePlatform; | ||
| 53 | } | ||
| 54 | |||
| 55 | public void run() { | ||
| 56 | if (excludePlatform) { | ||
| 57 | startHtml("Instance Counts for All Classes (excluding platform)"); | ||
| 58 | } else { | ||
| 59 | startHtml("Instance Counts for All Classes (including platform)"); | ||
| 60 | } | ||
| 61 | |||
| 62 | JavaClass[] classes = snapshot.getClassesArray(); | ||
| 63 | if (excludePlatform) { | ||
| 64 | int num = 0; | ||
| 65 | for (int i = 0; i < classes.length; i++) { | ||
| 66 | if (! PlatformClasses.isPlatformClass(classes[i])) { | ||
| 67 | classes[num++] = classes[i]; | ||
| 68 | } | ||
| 69 | } | ||
| 70 | JavaClass[] tmp = new JavaClass[num]; | ||
| 71 | System.arraycopy(classes, 0, tmp, 0, tmp.length); | ||
| 72 | classes = tmp; | ||
| 73 | } | ||
| 74 | ArraySorter.sort(classes, new Comparer() { | ||
| 75 | public int compare(Object lhso, Object rhso) { | ||
| 76 | JavaClass lhs = (JavaClass) lhso; | ||
| 77 | JavaClass rhs = (JavaClass) rhso; | ||
| 78 | int diff = lhs.getInstancesCount(false) | ||
| 79 | - rhs.getInstancesCount(false); | ||
| 80 | if (diff != 0) { | ||
| 81 | return -diff; // Sort from biggest to smallest | ||
| 82 | } | ||
| 83 | String left = lhs.getName(); | ||
| 84 | String right = rhs.getName(); | ||
| 85 | if (left.startsWith("[") != right.startsWith("[")) { | ||
| 86 | // Arrays at the end | ||
| 87 | if (left.startsWith("[")) { | ||
| 88 | return 1; | ||
| 89 | } else { | ||
| 90 | return -1; | ||
| 91 | } | ||
| 92 | } | ||
| 93 | return left.compareTo(right); | ||
| 94 | } | ||
| 95 | }); | ||
| 96 | |||
| 97 | String lastPackage = null; | ||
| 98 | long totalSize = 0; | ||
| 99 | long instances = 0; | ||
| 100 | for (int i = 0; i < classes.length; i++) { | ||
| 101 | JavaClass clazz = classes[i]; | ||
| 102 | int count = clazz.getInstancesCount(false); | ||
| 103 | print("" + count); | ||
| 104 | printAnchorStart(); | ||
| 105 | out.print("instances/" + encodeForURL(classes[i])); | ||
| 106 | out.print("\"> "); | ||
| 107 | if (count == 1) { | ||
| 108 | print("instance"); | ||
| 109 | } else { | ||
| 110 | print("instances"); | ||
| 111 | } | ||
| 112 | out.print("</a> "); | ||
| 113 | if (snapshot.getHasNewSet()) { | ||
| 114 | Enumeration objects = clazz.getInstances(false); | ||
| 115 | int newInst = 0; | ||
| 116 | while (objects.hasMoreElements()) { | ||
| 117 | JavaHeapObject obj = (JavaHeapObject)objects.nextElement(); | ||
| 118 | if (obj.isNew()) { | ||
| 119 | newInst++; | ||
| 120 | } | ||
| 121 | } | ||
| 122 | print("("); | ||
| 123 | printAnchorStart(); | ||
| 124 | out.print("newInstances/" + encodeForURL(classes[i])); | ||
| 125 | out.print("\">"); | ||
| 126 | print("" + newInst + " new"); | ||
| 127 | out.print("</a>) "); | ||
| 128 | } | ||
| 129 | print("of "); | ||
| 130 | printClass(classes[i]); | ||
| 131 | out.println("<br>"); | ||
| 132 | instances += count; | ||
| 133 | totalSize += classes[i].getTotalInstanceSize(); | ||
| 134 | } | ||
| 135 | out.println("<h2>Total of " + instances + " instances occupying " + totalSize + " bytes.</h2>"); | ||
| 136 | |||
| 137 | out.println("<h2>Other Queries</h2>"); | ||
| 138 | out.println("<ul>"); | ||
| 139 | |||
| 140 | out.print("<li>"); | ||
| 141 | printAnchorStart(); | ||
| 142 | if (!excludePlatform) { | ||
| 143 | out.print("showInstanceCounts/\">"); | ||
| 144 | print("Show instance counts for all classes (excluding platform)"); | ||
| 145 | } else { | ||
| 146 | out.print("showInstanceCounts/includePlatform/\">"); | ||
| 147 | print("Show instance counts for all classes (including platform)"); | ||
| 148 | } | ||
| 149 | out.println("</a>"); | ||
| 150 | |||
| 151 | out.print("<li>"); | ||
| 152 | printAnchorStart(); | ||
| 153 | out.print("allClassesWithPlatform/\">"); | ||
| 154 | print("Show All Classes (including platform)"); | ||
| 155 | out.println("</a>"); | ||
| 156 | |||
| 157 | out.print("<li>"); | ||
| 158 | printAnchorStart(); | ||
| 159 | out.print("\">"); | ||
| 160 | print("Show All Classes (excluding platform)"); | ||
| 161 | out.println("</a>"); | ||
| 162 | |||
| 163 | out.println("</ul>"); | ||
| 164 | |||
| 165 | endHtml(); | ||
| 166 | } | ||
| 167 | |||
| 168 | |||
| 169 | } | ||