| /* |
| * Copyright (c) 2003, 2013, 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. |
| */ |
| |
| package com.sun.management; |
| import javax.management.openmbean.CompositeData; |
| import javax.management.openmbean.CompositeType; |
| |
| /** |
| * Platform-specific management interface for a garbage collector |
| * which performs collections in cycles. |
| * |
| * <p> This platform extension is only available to the garbage |
| * collection implementation that supports this extension. |
| * |
| * @author Mandy Chung |
| * @since 1.5 |
| */ |
| public interface GarbageCollectorMXBean |
| extends java.lang.management.GarbageCollectorMXBean { |
| |
| /** |
| * Returns the GC information about the most recent GC. |
| * This method returns a {@link GcInfo}. |
| * If no GC information is available, {@code null} is returned. |
| * The collector-specific attributes, if any, can be obtained |
| * via the {@link CompositeData CompositeData} interface. |
| * <p> |
| * <b>MBeanServer access:</b> |
| * The mapped type of {@code GcInfo} is {@code CompositeData} |
| * with attributes specified in {@link GcInfo#from GcInfo}. |
| * |
| * @return a {@code GcInfo} object representing |
| * the most GC information; or {@code null} if no GC |
| * information available. |
| */ |
| public GcInfo getLastGcInfo(); |
| } |