/*
* 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.event;
import java.io.Serializable;
import javax.persistence.Column;
import javax.persistence.Entity;
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.SequenceGenerator;
import javax.persistence.Table;
import org.jetbrains.annotations.NotNull;
import org.rhq.core.domain.resource.ResourceType;
/**
* The definition of a type of {@link Event} supported by a particular {@link ResourceType}.
*
* @author Ian Springer
*/
@Entity
@Table(name = EventDefinition.TABLE_NAME)
@SequenceGenerator(allocationSize = org.rhq.core.domain.util.Constants.ALLOCATION_SIZE, name = EventDefinition.TABLE_NAME
+ "_ID_SEQ", sequenceName = EventDefinition.TABLE_NAME + "_ID_SEQ")
public class EventDefinition implements Serializable {
private static final long serialVersionUID = 1L;
public static final String TABLE_NAME = "RHQ_EVENT_DEF";
@Id
@Column(name = "ID", nullable = false)
@GeneratedValue(strategy = GenerationType.AUTO, generator = EventDefinition.TABLE_NAME + "_ID_SEQ")
private int id;
@JoinColumn(name = "RESOURCE_TYPE_ID", referencedColumnName = "ID", nullable = false)
@ManyToOne(fetch = FetchType.LAZY, optional = false)
private ResourceType resourceType;
@Column(name = "RESOURCE_TYPE_ID", insertable = false, updatable = false)
private int resourceTypeId;
@Column(name = "NAME", length = 100, nullable = false)
private String name;
@Column(name = "DISPLAY_NAME", length = 100)
private String displayName;
@Column(name = "DESCRIPTION", length = 1000)
private String description;
/* no-arg constructor required by EJB spec and Externalizable (Externalizable also requires it to be public) */
public EventDefinition() {
}
public EventDefinition(@NotNull ResourceType resourceType, @NotNull String name) {
if (resourceType == null)
throw new IllegalArgumentException("resourceType parameter must not be null.");
if (name == null)
throw new IllegalArgumentException("name parameter must not be null.");
this.resourceType = resourceType;
this.resourceTypeId = this.resourceType.getId();
this.name = name;
}
public int getId() {
return this.id;
}
@NotNull
public ResourceType getResourceType() {
return resourceType;
}
public int getResourceTypeId() {
return resourceTypeId;
}
@NotNull
public String getName() {
return name;
}
public String getDisplayName() {
return displayName;
}
public void setDisplayName(String displayName) {
this.displayName = displayName;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null || !(obj instanceof EventDefinition))
return false;
EventDefinition that = (EventDefinition) obj;
if ((resourceType != null) ? (!resourceType.equals(that.resourceType)) : (that.resourceType != null)) {
return false;
}
if ((name != null ? (!name.equals(that.name)) : (that.name != null))) {
return false;
}
if (id != 0 && that.id != 0 && id != that.id) {
return false;
}
return true;
}
@Override
public int hashCode() {
int result;
result = (resourceType != null) ? resourceType.hashCode() : 0;
result = 31 * result + ((name != null) ? name.hashCode() : 0);
result = 31 * result + id;
return result;
}
@Override
public String toString() {
return this.getClass().getName().substring(this.getClass().getName().lastIndexOf(".") + 1) + "[" + "id="
+ this.id + ", " + "resourceType.name="
+ ((this.resourceType != null) ? this.resourceType.getName() : "null") + ", " + "name=" + this.name + "]";
}
public void setResourceTypeId(int resourceTypeId) {
this.resourceTypeId = resourceTypeId;
}
}