author | sjiang |
Fri, 17 Apr 2015 09:40:02 +0200 | |
changeset 30355 | e37c7eba132f |
parent 25859 | jdk/src/java.management/share/classes/com/sun/management/GarbageCollectorMXBean.java@3317bb8137f4 |
child 32210 | 958d823579c3 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package com.sun.management; |
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import javax.management.openmbean.CompositeData; |
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import javax.management.openmbean.CompositeType; |
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/** |
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* Platform-specific management interface for a garbage collector |
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* which performs collections in cycles. |
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* |
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* <p> This platform extension is only available to the garbage |
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* collection implementation that supports this extension. |
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* |
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* @author Mandy Chung |
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* @since 1.5 |
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*/ |
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@jdk.Exported |
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public interface GarbageCollectorMXBean |
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extends java.lang.management.GarbageCollectorMXBean { |
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/** |
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* Returns the GC information about the most recent GC. |
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* This method returns a {@link GcInfo}. |
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* If no GC information is available, <tt>null</tt> is returned. |
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* The collector-specific attributes, if any, can be obtained |
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* via the {@link CompositeData CompositeData} interface. |
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* <p> |
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* <b>MBeanServer access:</b> |
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* The mapped type of <tt>GcInfo</tt> is <tt>CompositeData</tt> |
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* with attributes specified in {@link GcInfo#from GcInfo}. |
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* |
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* @return a <tt>GcInfo</tt> object representing |
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* the most GC information; or <tt>null</tt> if no GC |
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* information available. |
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*/ |
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public GcInfo getLastGcInfo(); |
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} |