AbstractEntity.java

package net.agef.jobexchange.domain;
import java.io.Serializable;
import java.util.Date;

import javax.persistence.Column;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;
import javax.persistence.Version;

import org.apache.tapestry5.beaneditor.NonVisual;
import org.hibernate.search.annotations.DocumentId;


@SuppressWarnings("unchecked")
@MappedSuperclass
public class AbstractEntity implements Serializable, Comparable {
	protected static final long serialVersionUID = -5269831219220124237L;
    protected long id;
    protected long version;
    protected Date created; 
    protected Date modified; 
    
    public int compareTo(Object o) {
        return String.valueOf(this).compareTo(String.valueOf(o));
    }

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    @DocumentId
    @NonVisual
	public Long getId() {
        return id;
    }
    
    @NonVisual
    public void setId(long id) {
        this.id = id;
    }
    
    @Version
    @Column(name="OPTLOCK")
    public Long getVersion()  {  	
			return version;
	}

	/**
	 * @param version the version to set
	 */
    @NonVisual
	public void setVersion(Long version) { 
    	this.version = version;
	}
	
	/**
	 * @return the created
	 */
	
	public Date getCreated() {
		return created;
	}

	/**
	 * @param created the created to set
	 */
	@NonVisual
	public void setCreated(Date created) {
		this.created = created;
	}
	/**
	 * @return the modified
	 */
	public Date getModified() {
		return modified;
	}

	/**
	 * @param modified the modified to set
	 */
	@NonVisual
	public void setModified(Date modified) {
		this.modified = modified;
	}

	/* (non-Javadoc)
	 * @see java.lang.Object#hashCode()
	 */
	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + (int) (id ^ (id >>> 32));
		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 (getClass() != obj.getClass())
			return false;
		AbstractEntity other = (AbstractEntity) obj;
		if (id != other.id)
			return false;
		return true;
	}
    
}