EventHistory.java

/*******************************************************************************
 * ===========================================================
 * Ankush : Big Data Cluster Management Solution
 * ===========================================================
 * 
 * (C) Copyright 2014, by Impetus Technologies
 * 
 * This is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License (LGPL v3) as
 * published by the Free Software Foundation;
 * 
 * This software 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License 
 * along with this software; if not, write to the Free Software Foundation, 
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 ******************************************************************************/
/**
 * 
 */
package com.impetus.ankush.common.domain;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Lob;
import javax.persistence.Table;
import javax.persistence.Transient;

import org.codehaus.jackson.annotate.JsonIgnore;
import org.springframework.util.SerializationUtils;

/**
 * @author hokam
 *
 */
@Entity
@Table(name = "eventhistory")
public class EventHistory extends BaseObject {

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	/** The id. */
	private Long id;
	
	/** event bytes **/
	private byte[] eventBytes;
	
	/** The event id **/
	private Long eventId;
	
	/** The event id **/
	private Long clusterId;
	
	/**
	 * Gets the id.
	 * 
	 * @return the id
	 */
	@Id
	@GeneratedValue(strategy = GenerationType.AUTO)
	public Long getId() {
		return id;
	}

	/**
	 * @param id the id to set
	 */
	public void setId(Long id) {
		this.id = id;
	}

	/**
	 * @return the eventBytes
	 */
	@Lob
	@Column(length = Integer.MAX_VALUE - 1)
	public byte[] getEventBytes() {
		return eventBytes;
	}

	/**
	 * @param eventBytes the eventBytes to set
	 */
	public void setEventBytes(byte[] eventBytes) {
		this.eventBytes = eventBytes;
	}
	
	/**
	 * To set the event bytes.
	 * @param event
	 */
	@Transient
	public void setEvent(Event event) {
		setEventBytes(SerializationUtils.serialize(event));
	}
	
	/**
	 * Method to get the events.
	 * @return
	 */
	@Transient
	public Event getEvent() {
		if (getEventBytes() == null) {
			return null;
		}
		return (Event) SerializationUtils.deserialize(getEventBytes());
	}

	/**
	 * @param eventId the eventId to set
	 */
	public void setEventId(Long eventId) {
		this.eventId = eventId;
	}

	/**
	 * @return the eventId
	 */
	public Long getEventId() {
		return eventId;
	}
	
	/**
	 * Sets the cluster id.
	 * 
	 * @param clusterId
	 *            the clusterId to set
	 */
	public void setClusterId(Long clusterId) {
		this.clusterId = clusterId;
	}

	/**
	 * Gets the cluster id.
	 * 
	 * @return the clusterId
	 */
	@JsonIgnore
	public Long getClusterId() {
		return clusterId;
	}

	/* (non-Javadoc)
	 * @see java.lang.Object#hashCode()
	 */
	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result
				+ ((clusterId == null) ? 0 : clusterId.hashCode());
		result = prime * result + ((eventId == null) ? 0 : eventId.hashCode());
		result = prime * result + ((id == null) ? 0 : id.hashCode());
		return result;
	}

	/* (non-Javadoc)
	 * @see java.lang.Object#equals(java.lang.Object)
	 */
	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (!(obj instanceof EventHistory))
			return false;
		EventHistory other = (EventHistory) obj;
		if (clusterId == null) {
			if (other.clusterId != null)
				return false;
		} else if (!clusterId.equals(other.clusterId))
			return false;
		if (eventId == null) {
			if (other.eventId != null)
				return false;
		} else if (!eventId.equals(other.eventId))
			return false;
		if (id == null) {
			if (other.id != null)
				return false;
		} else if (!id.equals(other.id))
			return false;
		return true;
	}
}