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