126 lines
4.9 KiB
Java
126 lines
4.9 KiB
Java
/*
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* Copyright (c) 2004, 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 sun.jvmstat.monitor.event;
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import java.util.Set;
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import sun.jvmstat.monitor.MonitoredHost;
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/**
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* Provides a description of a change in status of the Java Virtual Machines
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* associated with a MonitoredHost.
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*
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* @author Brian Doherty
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* @since 1.5
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*/
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public class VmStatusChangeEvent extends HostEvent {
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/**
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* The set of currently active Java Virtual Machines for the MonitoredHost.
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* The set contains an Integer object holding the <em>lvmid</em> for each
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* active Java Virtual Machine on the MonitoredHost. This Set will only
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* contain Integer objects.
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*/
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protected Set active;
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/**
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* The set of Java Virtual Machines started on MonitoredHost since the
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* previous event. The set contains an Integer object holding the
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* <em>lvmid</em> for each Java Virtual Machine started on the
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* MonitoredHost. This Set will only contain Integer objects.
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*/
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protected Set started;
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/**
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* The set of Java Virtual Machines terminated on MonitoredHost since the
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* previous event. The set contains an Integer object holding the
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* <em>lvmid</em> for each Java Virtual Machine started on the
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* MonitoredHost. This Set will only contain Integer objects.
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*/
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protected Set terminated;
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/**
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* Construct a new VmStatusChangeEvent instance.
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*
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* @param host the MonitoredHost that is the source of the event.
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* @param active the set of currently active Java Virtual Machines
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* @param started the set of Java Virtual Machines started since the
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* last event.
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* @param terminated the set of Java Virtual Machines terminated since
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* the last event.
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*/
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public VmStatusChangeEvent(MonitoredHost host, Set active,
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Set started, Set terminated) {
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super(host);
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this.active = active;
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this.started = started;
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this.terminated = terminated;
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}
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/**
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* Return the set of currently active Java Virtual Machines.
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* The set contains an Integer object holding the <em>lvmid</em> for each
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* active Java Virtual Machine on the MonitoredHost.
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*
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* @return Set - a set of Integer objects containing the <em>lvmid</em>
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* of each active Java Virtual Machine on the host. If
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* there are no active Java Virtual Machines on the host,
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* an empty Set is returned.
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*/
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public Set getActive() {
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return active;
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}
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/**
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* Return the set of Java Virtual Machines started since the last
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* event notification. The set contains an Integer object holding
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* the <em>lvmid</em> for each Java Virtual Machine started on the
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* MonitoredHost since the last event notification.
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*
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* @return Set - a set of Integer objects containing the <em>lvmid</em>
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* of each Java Virtual Machine started on the host. If
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* no Java Virtual Machines were recently started on the
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* host, an empty Set is returned.
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*/
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public Set getStarted() {
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return started;
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}
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/**
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* Return the set of Java Virtual Machines terminated since the last
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* event notification. The set contains an Integer object holding
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* the <em>lvmid</em> for each Java Virtual Machine terminated on the
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* MonitoredHost since the last event notification.
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*
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* @return Set - a set of Integer objects containing the <em>lvmid</em>
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* of each Java Virtual Machine terminated on the host. If
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* no Java Virtual Machines were recently terminated on the
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* host, an empty Set is returned.
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*/
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public Set getTerminated() {
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return terminated;
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}
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}
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