feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/com/sun/tools/hat/internal/server/FinalizerSummaryQuery.java

@@ -0,0 +1,128 @@
+/*
+ * 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 java.util.*;
+
+public class FinalizerSummaryQuery extends QueryHandler {
+    public void run() {
+        Enumeration objs = snapshot.getFinalizerObjects();
+        startHtml("Finalizer Summary");
+
+        out.println("<p align='center'>");
+        out.println("<b><a href='/'>All Classes (excluding platform)</a></b>");
+        out.println("</p>");
+
+        printFinalizerSummary(objs);
+        endHtml();
+    }
+
+    private static class HistogramElement {
+        public HistogramElement(JavaClass clazz) {
+            this.clazz = clazz;
+        }
+
+        public void updateCount() {
+            this.count++;
+        }
+
+        public int compare(HistogramElement other) {
+            long diff = other.count - count;
+            return (diff == 0L)? 0 : ((diff > 0L)? +1 : -1);
+        }
+
+        public JavaClass getClazz() {
+            return clazz;
+        }
+
+        public long getCount() {
+            return count;
+        }
+
+        private JavaClass clazz;
+        private long count;
+    }
+
+    private void printFinalizerSummary(Enumeration objs) {
+        int count = 0;
+        Map<JavaClass, HistogramElement> map = new HashMap<JavaClass, HistogramElement>();
+
+        while (objs.hasMoreElements()) {
+            JavaHeapObject obj = (JavaHeapObject) objs.nextElement();
+            count++;
+            JavaClass clazz = obj.getClazz();
+            if (! map.containsKey(clazz)) {
+                map.put(clazz, new HistogramElement(clazz));
+            }
+            HistogramElement element = map.get(clazz);
+            element.updateCount();
+        }
+
+        out.println("<p align='center'>");
+        out.println("<b>");
+        out.println("Total ");
+        if (count != 0) {
+            out.print("<a href='/finalizerObjects/'>instances</a>");
+        } else {
+            out.print("instances");
+        }
+        out.println(" pending finalization: ");
+        out.print(count);
+        out.println("</b></p><hr>");
+
+        if (count == 0) {
+            return;
+        }
+
+        // calculate and print histogram
+        HistogramElement[] elements = new HistogramElement[map.size()];
+        map.values().toArray(elements);
+        Arrays.sort(elements, new Comparator<HistogramElement>() {
+                    public int compare(HistogramElement o1, HistogramElement o2) {
+                        return o1.compare(o2);
+                    }
+                });
+
+        out.println("<table border=1 align=center>");
+        out.println("<tr><th>Count</th><th>Class</th></tr>");
+        for (int j = 0; j < elements.length; j++) {
+            out.println("<tr><td>");
+            out.println(elements[j].getCount());
+            out.println("</td><td>");
+            printClass(elements[j].getClazz());
+            out.println("</td><tr>");
+        }
+        out.println("</table>");
+    }
+}