/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation, and/or the GNU Lesser
* General Public License, version 2.1, also as published by the Free
* Software Foundation.
*
* This program 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 and the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* and the GNU Lesser General Public License along with this program;
* if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.rhq.core.domain.measurement;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.EnumType;
import javax.persistence.Enumerated;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.PrePersist;
import javax.persistence.PreUpdate;
import javax.persistence.SequenceGenerator;
import javax.persistence.Table;
import javax.persistence.Version;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.rhq.core.domain.alert.AlertCondition;
import org.rhq.core.domain.resource.ResourceType;
import org.rhq.core.domain.util.StringUtils;
//@Cache(usage = CacheConcurrencyStrategy.TRANSACTIONAL)
@Entity
@NamedQueries({
@NamedQuery(name = MeasurementDefinition.FIND_BY_RESOURCE_TYPE_DATA_TYPE_DISPLAY_TYPE, query = "" //
+ " SELECT md " //
+ " FROM MeasurementDefinition md " //
+ " WHERE md.resourceType.id = :resourceTypeId " //
+ " AND ( md.dataType = :dataType OR :dataType is null ) " //
+ " AND ( md.displayType = :displayType OR :displayType is null ) " //
+ "ORDER BY md.displayName"), //
@NamedQuery(name = MeasurementDefinition.FIND_SCHEDULE_COMPOSITE_FOR_RESOURCE_TYPE, query = "" //
+ "SELECT new org.rhq.core.domain.measurement.composite.MeasurementScheduleComposite(md, md.defaultOn, md.defaultInterval) "
+ " FROM MeasurementDefinition md " //
+ " WHERE md.resourceType.id = :resourceTypeId"), //
@NamedQuery(name = MeasurementDefinition.FIND_BY_IDS, query = "" //
+ "SELECT md " //
+ " FROM MeasurementDefinition md " //
+ " WHERE md.id IN ( :ids )"), //
@NamedQuery(name = MeasurementDefinition.DISABLE_ALL, query = "" //
+ "UPDATE MeasurementDefinition md " //
+ " SET md.defaultOn = false"),
@NamedQuery(name = MeasurementDefinition.FIND_RAW_OR_PER_MINUTE_BY_NAME_AND_RESOURCE_TYPE_NAME, query = "" //
+ " SELECT md FROM MeasurementDefinition md"
+ " WHERE md.name = :name "
+ " AND md.resourceType.name = :resourceTypeName"
+ " AND md.resourceType.plugin = :resourceTypePlugin"
+ " AND ((:perMinute = 1 AND md.rawNumericType IS NOT NULL) OR (:perMinute = 0 AND md.rawNumericType IS NULL))") })
@SequenceGenerator(allocationSize = org.rhq.core.domain.util.Constants.ALLOCATION_SIZE, name = "RHQ_MEASUREMENT_DEF_ID_SEQ", sequenceName = "RHQ_MEASUREMENT_DEF_ID_SEQ")
@Table(name = "RHQ_MEASUREMENT_DEF")
@XmlAccessorType(XmlAccessType.FIELD)
@XmlRootElement
public class MeasurementDefinition implements Serializable {
public static final String QUERY_NATIVE_UPDATE_DEFAULT_ON_BY_IDS = "" //
+ "UPDATE RHQ_MEASUREMENT_DEF" //
+ " SET DEFAULT_ON = ?" //
+ " WHERE ID IN ( @@DEFINITION_IDS@@ )";
public static final String QUERY_NATIVE_UPDATE_DEFAULTS_BY_IDS = "" //
+ "UPDATE RHQ_MEASUREMENT_DEF" //
+ " SET DEFAULT_ON = ?, DEFAULT_INTERVAL = ?" //
+ " WHERE ID IN ( @@DEFINITION_IDS@@ )";
public static final String QUERY_NATIVE_UPDATE_SCHEDULES_ENABLE_BY_IDS = "" //
+ "UPDATE RHQ_MEASUREMENT_SCHED" //
+ " SET ENABLED = ?" //
+ " WHERE DEFINITION IN ( @@DEFINITION_IDS@@ )";
public static final String QUERY_NATIVE_UPDATE_SCHEDULES_BY_IDS = "" //
+ "UPDATE RHQ_MEASUREMENT_SCHED" //
+ " SET ENABLED = ?, COLL_INTERVAL = ?" //
+ " WHERE DEFINITION IN ( @@DEFINITION_IDS@@ )";
private static final long serialVersionUID = 1L;
public static final String FIND_BY_RESOURCE_TYPE_DATA_TYPE_DISPLAY_TYPE = "MeasurementDefinition.findByResourceTypeDataTypeDisplayType";
public static final String FIND_SCHEDULE_COMPOSITE_FOR_RESOURCE_TYPE = "MeasurementDefinition.findScheduleCompositeForResourceType";
public static final String FIND_BY_IDS = "MeasurementDefinition.findByIds";
public static final String DISABLE_ALL = "MeasurementDefinition.disableAll";
public static final String FIND_RAW_OR_PER_MINUTE_BY_NAME_AND_RESOURCE_TYPE_NAME = "MeasurementDefinition.findRawOrPerMinuteByNameAndResourceTypeName";
public static final String AVAILABILITY_NAME = "rhq.availability";
public static final Long AVAILABILITY_DEFAULT_PERIOD_SERVER = 60L * 1000; // 1 minute in ms
public static final Long AVAILABILITY_DEFAULT_PERIOD_SERVICE = 60L * 1000 * 10; // 10 minutes in ms
public static final String AVAILABILITY_DESCRIPTION = "The number of seconds between availability checks. The agent honors this setting as best as possible but the actual period can be longer based on agent activity.";
public static final String AVAILABILITY_DISPLAY_NAME = "Availability";
@Column(name = "ID", nullable = false)
@GeneratedValue(strategy = GenerationType.AUTO, generator = "RHQ_MEASUREMENT_DEF_ID_SEQ")
@Id
private int id;
@JoinColumn(name = "RESOURCE_TYPE_ID", referencedColumnName = "ID", nullable = false)
@ManyToOne(fetch = FetchType.LAZY)
private ResourceType resourceType;
/**
* Name of this definition
*/
@Column(length = 100, nullable = false)
private String name;
@Column(name = "DISPLAY_NAME")
private String displayName;
/**
* Type of this Metric (Availability, Throughput, ...)
*/
@Enumerated(EnumType.ORDINAL)
private MeasurementCategory category;
/**
* Concrete schedules for this metric
*/
@OneToMany(mappedBy = "definition")
List<MeasurementSchedule> schedules = new ArrayList<MeasurementSchedule>();
/**
* Measurement unit in which this metric is taken
*/
@Enumerated(EnumType.ORDINAL)
private MeasurementUnits units;
/**
* How are measurement values going to trend (monotonically increasing, ... )
*/
@Column(name = "NUMERIC_TYPE")
@Enumerated(EnumType.ORDINAL)
private NumericType numericType;
/**
* The kind of measurement data being collected
*/
@Column(name = "DATA_TYPE")
@Enumerated(EnumType.ORDINAL)
private DataType dataType;
/**
* How are values going to be displayed
*/
@Column(name = "DISPLAY_TYPE")
@Enumerated(EnumType.ORDINAL)
private DisplayType displayType;
/**
* Is this metric schedule enabled by default
*/
@Column(name = "DEFAULT_ON")
private boolean defaultOn;
/**
* What is the default gathering interval
*/
@Column(name = "DEFAULT_INTERVAL")
private long defaultInterval;
@Column(name = "DESCRIPTION")
private String description;
/**
* If this is a per-minute numeric metric, how the corresponding raw metric trends (up or down), or, if this is
* not a per-minute numeric metric, null.
*/
@Column(name = "RAW_NUMERIC_TYPE")
@Enumerated(EnumType.ORDINAL)
private NumericType rawNumericType;
@OneToMany(mappedBy = "measurementDefinition", cascade = CascadeType.REMOVE)
private List<AlertCondition> alertConditions = new ArrayList<AlertCondition>();
/**
* When displaying items on screen - in what order should that be? This is filled in from the metadata from the
* plugin descriptor. A value of 1000 means "don't care".
*/
@Column(name = "DISPLAY_ORDER")
private int displayOrder = 1000;
/**
* The destination type (e.g. "URL" or "Method Name") - only defined for call-time measurements.
*/
@Column(name = "DESTINATION_TYPE")
private String destinationType;
/**
* Version for optimistic locking. Don't ever set this yourself
*/
@SuppressWarnings({ "unused" })
@Version
private int version;
/* no-arg constructor required by EJB spec - not for use by subclasses */
protected MeasurementDefinition() {
/* for JPA use only */
}
@PrePersist
@PreUpdate
private void validate() {
displayName = StringUtils.trim(displayName, 100);
description = StringUtils.trim(description, 500);
}
/**
* Creates a definition whose {@link #getDataType() data type} is {@link DataType#MEASUREMENT}. This does not take a
* resourceType because this is a dependent child type entity of ResourceType, and this object's ResourceType is set
* when adding it to the parent ResourceType.
*
* @param name The name of this definition. Must be unique
* @param category What kind of Metric is this (avail., throughput, ..)
* @param units The MetricUnit of this type of Metric
* @param numericType Is this dynamic or trendsup/down data
* @param defaultOn Shall Schedules created with this definition be enabled by default?
* @param defaultInterval The default interval in ms between two Measurements
*/
@Deprecated
public MeasurementDefinition(String name, MeasurementCategory category, MeasurementUnits units,
NumericType numericType, boolean defaultOn, long defaultInterval, DisplayType displayType) {
this(name, category, units, DataType.MEASUREMENT, defaultOn, defaultInterval, displayType);
this.numericType = numericType;
}
public MeasurementDefinition(String name, MeasurementCategory category, MeasurementUnits units, DataType dataType,
NumericType numericType, boolean defaultOn, long defaultInterval, DisplayType displayType) {
this(name, category, units, dataType, defaultOn, defaultInterval, displayType);
this.numericType = numericType;
}
/**
* Creates a definition with the given data type. If the data type is {@link DataType#MEASUREMENT}, consider using
* the other constructor that takes the {@link NumericType} instead.
*
* @param name The name of this definition. Must be unique
* @param category What kind of Metric is this (avail., throughput, ..)
* @param units The MetricUnit of this type of Metric
* @param dataType what kind of data will this be (measurement? trait?)
* @param defaultOn Shall Schedules created with this definition be enabled by default?
* @param defaultInterval The default interval in ms between two Measurements
*
* @see MeasurementDefinition#MeasurementDefinition(String, MeasurementCategory, MeasurementUnits, NumericType,
* boolean, long, DisplayType)
*/
public MeasurementDefinition(String name, MeasurementCategory category, MeasurementUnits units, DataType dataType,
boolean defaultOn, long defaultInterval, DisplayType displayType) {
this.name = name;
this.category = category;
this.units = units;
this.dataType = dataType;
this.defaultOn = defaultOn;
this.defaultInterval = defaultInterval;
this.displayType = displayType;
if (this.dataType == null) {
this.dataType = DataType.MEASUREMENT;
}
if (DataType.MEASUREMENT.equals(this.dataType)) {
this.numericType = NumericType.DYNAMIC;
}
}
public MeasurementDefinition(MeasurementDefinition def) {
this.name = def.name;
this.displayName = def.displayName;
this.description = def.description;
this.category = def.category;
this.units = def.units;
this.dataType = def.dataType;
this.defaultOn = def.defaultOn;
this.defaultInterval = def.defaultInterval;
this.displayType = def.displayType;
this.numericType = def.numericType;
this.destinationType = def.destinationType;
}
public MeasurementDefinition(ResourceType resourceType, @NotNull String name) {
this.resourceType = resourceType;
this.name = name;
}
/**
* Helper to add a new Schedule to this definition.
*
* @param ms a Metric Schedule
*
* @return Complete List of all schedules including the new one
*/
public List<MeasurementSchedule> addSchedule(MeasurementSchedule ms) {
schedules.add(ms);
return schedules;
}
@Override
public String toString() {
return "[MeasurementDefinition,id=" + id + ",name=" + name + "]";
}
public ResourceType getResourceType() {
return resourceType;
}
public void setResourceType(ResourceType resourceType) {
this.resourceType = resourceType;
}
public MeasurementCategory getCategory() {
return category;
}
public void setCategory(MeasurementCategory category) {
this.category = category;
}
public NumericType getNumericType() {
return numericType;
}
public void setNumericType(NumericType type) {
numericType = type;
}
public void setMeasurementType(NumericType numericType) {
this.numericType = numericType;
}
public DataType getDataType() {
return dataType;
}
public void setDataType(DataType dataType) {
this.dataType = dataType;
}
public DisplayType getDisplayType() {
return displayType;
}
public void setDisplayType(DisplayType displayType) {
this.displayType = displayType;
}
public long getDefaultInterval() {
return defaultInterval;
}
public void setDefaultInterval(long defaultInterval) {
this.defaultInterval = defaultInterval;
}
public boolean isDefaultOn() {
return defaultOn;
}
public void setDefaultOn(boolean defaultOn) {
this.defaultOn = defaultOn;
}
@NotNull
public String getName() {
return name;
}
public void setName(@NotNull String name) {
this.name = name;
}
@NotNull
public String getDisplayName() {
return this.displayName;
}
public void setDisplayName(String displayName) {
this.displayName = displayName;
}
public List<MeasurementSchedule> getSchedules() {
return schedules;
}
public void setSchedules(List<MeasurementSchedule> schedules) {
this.schedules = schedules;
}
public MeasurementUnits getUnits() {
return units;
}
public void setUnits(MeasurementUnits units) {
this.units = units;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public boolean isPerMinute() {
return rawNumericType != null;
}
public NumericType getRawNumericType() {
return rawNumericType;
}
public void setRawNumericType(NumericType rawNumericType) {
this.rawNumericType = rawNumericType;
}
/**
* This method is intended to update an existing measurement definition object with the contents of another object.
* It is intended for updates to existing connected objects from disconnected and separately loaded objects. The
* name, its referenced resource type and other referenced objects are not changed in this object as they can not be
* updated or are part of the identity of this object.
*
* @param newDefinition the definition holding the new contents
* @param alsoUpdateInterval should the default interval also be updated?
*/
public void update(MeasurementDefinition newDefinition, boolean alsoUpdateInterval) {
displayName = newDefinition.getDisplayName();
category = newDefinition.getCategory();
units = newDefinition.getUnits();
numericType = newDefinition.getNumericType();
dataType = newDefinition.getDataType();
displayType = newDefinition.getDisplayType();
defaultOn = newDefinition.isDefaultOn();
rawNumericType = newDefinition.getRawNumericType();
if (alsoUpdateInterval) {
defaultInterval = newDefinition.getDefaultInterval();
}
description = newDefinition.getDescription();
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if ((o == null) || (!(o instanceof MeasurementDefinition))) {
return false;
}
MeasurementDefinition that = (MeasurementDefinition) o;
if (!name.equals(that.name)) {
return false;
}
if ((resourceType != null) ? (!resourceType.equals(that.resourceType)) : (that.resourceType != null)) {
return false;
}
if (rawNumericType != that.rawNumericType) {
return false;
}
return true;
}
@Override
public int hashCode() {
int result;
result = ((resourceType != null) ? resourceType.hashCode() : 0);
result = (31 * result) + ((rawNumericType != null) ? rawNumericType.hashCode() : 0);
result = (31 * result) + name.hashCode();
return result;
}
/**
* When displaying items on screen - in what order should that be? This is filled in from the metadata from the
* plugin descriptor. A value of -1 means "don't care".
*
* @return the displayOrder
*/
public int getDisplayOrder() {
return displayOrder;
}
/**
* When displaying items on screen - in what order should that be? This is filled in from the metadata from the
* plugin descriptor. A value of -1 means "don't care".
*
* @param i the displayOrder to set
*/
public void setDisplayOrder(int i) {
this.displayOrder = i;
}
@Nullable
public String getDestinationType() {
return destinationType;
}
public void setDestinationType(@Nullable String destinationType) {
this.destinationType = destinationType;
}
public List<AlertCondition> getAlertCondition() {
return alertConditions;
}
public void setAlertCondition(List<AlertCondition> alertConditions) {
this.alertConditions = alertConditions;
}
}