| /* |
| * Copyright (c) 1999, 2007, 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 javax.management.monitor; |
| |
| |
| // jmx imports |
| // |
| import javax.management.ObjectName; |
| |
| /** |
| * Provides definitions of the notifications sent by monitor MBeans. |
| * <P> |
| * The notification source and a set of parameters concerning the monitor MBean's state |
| * need to be specified when creating a new object of this class. |
| * |
| * The list of notifications fired by the monitor MBeans is the following: |
| * |
| * <UL> |
| * <LI>Common to all kind of monitors: |
| * <UL> |
| * <LI>The observed object is not registered in the MBean server. |
| * <LI>The observed attribute is not contained in the observed object. |
| * <LI>The type of the observed attribute is not correct. |
| * <LI>Any exception (except the cases described above) occurs when trying to get the value of the observed attribute. |
| * </UL> |
| * <LI>Common to the counter and the gauge monitors: |
| * <UL> |
| * <LI>The threshold high or threshold low are not of the same type as the gauge (gauge monitors). |
| * <LI>The threshold or the offset or the modulus are not of the same type as the counter (counter monitors). |
| * </UL> |
| * <LI>Counter monitors only: |
| * <UL> |
| * <LI>The observed attribute has reached the threshold value. |
| * </UL> |
| * <LI>Gauge monitors only: |
| * <UL> |
| * <LI>The observed attribute has exceeded the threshold high value. |
| * <LI>The observed attribute has exceeded the threshold low value. |
| * </UL> |
| * <LI>String monitors only: |
| * <UL> |
| * <LI>The observed attribute has matched the "string to compare" value. |
| * <LI>The observed attribute has differed from the "string to compare" value. |
| * </UL> |
| * </UL> |
| * |
| * |
| * @since 1.5 |
| */ |
| public class MonitorNotification extends javax.management.Notification { |
| |
| |
| /* |
| * ------------------------------------------ |
| * PUBLIC VARIABLES |
| * ------------------------------------------ |
| */ |
| |
| /** |
| * Notification type denoting that the observed object is not registered in the MBean server. |
| * This notification is fired by all kinds of monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.error.mbean</CODE>. |
| */ |
| public static final String OBSERVED_OBJECT_ERROR = "jmx.monitor.error.mbean"; |
| |
| /** |
| * Notification type denoting that the observed attribute is not contained in the observed object. |
| * This notification is fired by all kinds of monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.error.attribute</CODE>. |
| */ |
| public static final String OBSERVED_ATTRIBUTE_ERROR = "jmx.monitor.error.attribute"; |
| |
| /** |
| * Notification type denoting that the type of the observed attribute is not correct. |
| * This notification is fired by all kinds of monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.error.type</CODE>. |
| */ |
| public static final String OBSERVED_ATTRIBUTE_TYPE_ERROR = "jmx.monitor.error.type"; |
| |
| /** |
| * Notification type denoting that the type of the thresholds, offset or modulus is not correct. |
| * This notification is fired by counter and gauge monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.error.threshold</CODE>. |
| */ |
| public static final String THRESHOLD_ERROR = "jmx.monitor.error.threshold"; |
| |
| /** |
| * Notification type denoting that a non-predefined error type has occurred when trying to get the value of the observed attribute. |
| * This notification is fired by all kinds of monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.error.runtime</CODE>. |
| */ |
| public static final String RUNTIME_ERROR = "jmx.monitor.error.runtime"; |
| |
| /** |
| * Notification type denoting that the observed attribute has reached the threshold value. |
| * This notification is only fired by counter monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.counter.threshold</CODE>. |
| */ |
| public static final String THRESHOLD_VALUE_EXCEEDED = "jmx.monitor.counter.threshold"; |
| |
| /** |
| * Notification type denoting that the observed attribute has exceeded the threshold high value. |
| * This notification is only fired by gauge monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.gauge.high</CODE>. |
| */ |
| public static final String THRESHOLD_HIGH_VALUE_EXCEEDED = "jmx.monitor.gauge.high"; |
| |
| /** |
| * Notification type denoting that the observed attribute has exceeded the threshold low value. |
| * This notification is only fired by gauge monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.gauge.low</CODE>. |
| */ |
| public static final String THRESHOLD_LOW_VALUE_EXCEEDED = "jmx.monitor.gauge.low"; |
| |
| /** |
| * Notification type denoting that the observed attribute has matched the "string to compare" value. |
| * This notification is only fired by string monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.string.matches</CODE>. |
| */ |
| public static final String STRING_TO_COMPARE_VALUE_MATCHED = "jmx.monitor.string.matches"; |
| |
| /** |
| * Notification type denoting that the observed attribute has differed from the "string to compare" value. |
| * This notification is only fired by string monitors. |
| * <BR>The value of this notification type is <CODE>jmx.monitor.string.differs</CODE>. |
| */ |
| public static final String STRING_TO_COMPARE_VALUE_DIFFERED = "jmx.monitor.string.differs"; |
| |
| |
| /* |
| * ------------------------------------------ |
| * PRIVATE VARIABLES |
| * ------------------------------------------ |
| */ |
| |
| /* Serial version */ |
| private static final long serialVersionUID = -4608189663661929204L; |
| |
| /** |
| * @serial Monitor notification observed object. |
| */ |
| private ObjectName observedObject = null; |
| |
| /** |
| * @serial Monitor notification observed attribute. |
| */ |
| private String observedAttribute = null; |
| |
| /** |
| * @serial Monitor notification derived gauge. |
| */ |
| private Object derivedGauge = null; |
| |
| /** |
| * @serial Monitor notification release mechanism. |
| * This value is used to keep the threshold/string (depending on the |
| * monitor type) that triggered off this notification. |
| */ |
| private Object trigger = null; |
| |
| |
| /* |
| * ------------------------------------------ |
| * CONSTRUCTORS |
| * ------------------------------------------ |
| */ |
| |
| /** |
| * Creates a monitor notification object. |
| * |
| * @param type The notification type. |
| * @param source The notification producer. |
| * @param sequenceNumber The notification sequence number within the source object. |
| * @param timeStamp The notification emission date. |
| * @param msg The notification message. |
| * @param obsObj The object observed by the producer of this notification. |
| * @param obsAtt The attribute observed by the producer of this notification. |
| * @param derGauge The derived gauge. |
| * @param trigger The threshold/string (depending on the monitor type) that triggered the notification. |
| */ |
| MonitorNotification(String type, Object source, long sequenceNumber, long timeStamp, String msg, |
| ObjectName obsObj, String obsAtt, Object derGauge, Object trigger) { |
| |
| super(type, source, sequenceNumber, timeStamp, msg); |
| this.observedObject = obsObj; |
| this.observedAttribute = obsAtt; |
| this.derivedGauge = derGauge; |
| this.trigger = trigger; |
| } |
| |
| /* |
| * ------------------------------------------ |
| * PUBLIC METHODS |
| * ------------------------------------------ |
| */ |
| |
| // GETTERS AND SETTERS |
| //-------------------- |
| |
| /** |
| * Gets the observed object of this monitor notification. |
| * |
| * @return The observed object. |
| */ |
| public ObjectName getObservedObject() { |
| return observedObject; |
| } |
| |
| /** |
| * Gets the observed attribute of this monitor notification. |
| * |
| * @return The observed attribute. |
| */ |
| public String getObservedAttribute() { |
| return observedAttribute; |
| } |
| |
| /** |
| * Gets the derived gauge of this monitor notification. |
| * |
| * @return The derived gauge. |
| */ |
| public Object getDerivedGauge() { |
| return derivedGauge; |
| } |
| |
| /** |
| * Gets the threshold/string (depending on the monitor type) that triggered off this monitor notification. |
| * |
| * @return The trigger. |
| */ |
| public Object getTrigger() { |
| return trigger; |
| } |
| |
| } |