--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/tools/jconsole/MemoryPoolStat.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,133 @@
+/*
+ * Copyright 2004 Sun Microsystems, Inc.  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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+package sun.tools.jconsole;
+
+import java.lang.management.MemoryUsage;
+
+public class MemoryPoolStat {
+    private String      poolName;
+    private long        usageThreshold;
+    private MemoryUsage usage;
+    private long        lastGcId;
+    private long        lastGcStartTime;
+    private long        lastGcEndTime;
+    private long        collectThreshold;
+    private MemoryUsage beforeGcUsage;
+    private MemoryUsage afterGcUsage;
+
+    MemoryPoolStat(String name,
+                   long usageThreshold,
+                   MemoryUsage usage,
+                   long lastGcId,
+                   long lastGcStartTime,
+                   long lastGcEndTime,
+                   long collectThreshold,
+                   MemoryUsage beforeGcUsage,
+                   MemoryUsage afterGcUsage) {
+        this.poolName = name;
+        this.usageThreshold = usageThreshold;
+        this.usage = usage;
+        this.lastGcId = lastGcId;
+        this.lastGcStartTime = lastGcStartTime;
+        this.lastGcEndTime = lastGcEndTime;
+        this.collectThreshold = collectThreshold;
+        this.beforeGcUsage = beforeGcUsage;
+        this.afterGcUsage = afterGcUsage;
+    }
+
+    /**
+     * Returns the memory pool name.
+     */
+    public String getPoolName() {
+        return poolName;
+    }
+
+    /**
+     * Returns the current memory usage.
+     */
+    public MemoryUsage getUsage() {
+        return usage;
+    }
+
+    /**
+     * Returns the current usage threshold.
+     * -1 if not supported.
+     */
+    public long getUsageThreshold() {
+        return usageThreshold;
+    }
+
+    /**
+     * Returns the current collection usage threshold.
+     * -1 if not supported.
+     */
+    public long getCollectionUsageThreshold() {
+        return collectThreshold;
+    }
+
+    /**
+     * Returns the Id of GC.
+     */
+    public long getLastGcId() {
+        return lastGcId;
+    }
+
+
+    /**
+     * Returns the start time of the most recent GC on
+     * the memory pool for this statistics in milliseconds.
+     *
+     * Return 0 if no GC occurs.
+     */
+    public long getLastGcStartTime() {
+        return lastGcStartTime;
+    }
+
+    /**
+     * Returns the end time of the most recent GC on
+     * the memory pool for this statistics in milliseconds.
+     *
+     * Return 0 if no GC occurs.
+     */
+    public long getLastGcEndTime() {
+        return lastGcEndTime;
+    }
+
+    /**
+     * Returns the memory usage before the most recent GC started.
+     * null if no GC occurs.
+     */
+    public MemoryUsage getBeforeGcUsage() {
+        return beforeGcUsage;
+    }
+
+    /**
+     * Returns the memory usage after the most recent GC finished.
+     * null if no GC occurs.
+     */
+    public MemoryUsage getAfterGcUsage() {
+        return beforeGcUsage;
+    }
+}