61 lines
2.4 KiB
Java
61 lines
2.4 KiB
Java
/*
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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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}
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