Showing the changes to java/pkg/com/sun/tools/hat/internal/server/InstancesCountQuery.java (1 of 18352 files). Show all
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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 | +} | |