/*
 * DbItemVersion.java
 *
 * Created on June 13, 2007, 9:21 PM
 *
 * 
 */

package org.webonweb.runtime.impl.repository.db.jpa;

import java.io.Serializable;
import java.math.BigInteger;
import java.util.Collection;
import java.util.Date;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
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.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

/**
 * Entity class DbItemVersion
 * 
 * @author girix
 */
@Entity
@Table(name = "ITEM_VERSION")
@NamedQueries( {
		@NamedQuery(name = "DbItemVersion.findById", query = "SELECT d FROM DbItemVersion d WHERE d.id = :id"),
		@NamedQuery(name = "DbItemVersion.findByVersionNumber", query = "SELECT d FROM DbItemVersion d WHERE d.versionNumber = :versionNumber"),
		@NamedQuery(name = "DbItemVersion.findByCreationTimestamp", query = "SELECT d FROM DbItemVersion d WHERE d.creationTimestamp = :creationTimestamp"),
		@NamedQuery(name = "DbItemVersion.findByComment", query = "SELECT d FROM DbItemVersion d WHERE d.comment = :comment"),
		@NamedQuery(name = "DbItemVersion.findByOnline", query = "SELECT d FROM DbItemVersion d WHERE d.online = :online"),
		@NamedQuery(name = "DbItemVersion.findByStatus", query = "SELECT d FROM DbItemVersion d WHERE d.status = :status")
	})
public class DbItemVersion implements Serializable {

	@Id
	@Column(name = "ID", nullable = false)
	@GeneratedValue(strategy=GenerationType.IDENTITY)
	private BigInteger id;

	@Column(name = "VERSION_NUMBER", nullable = false)
	private int versionNumber;

	@Column(name = "CREATION_TIMESTAMP", insertable=false, updatable=false)
	@Temporal(TemporalType.TIMESTAMP)
	private Date creationTimestamp;

	@Column(name = "COMMENT")
	private String comment;

	@Column(name = "ONLINE", nullable = false)
	private String online;

	@Column(name = "STATUS", nullable = false)
	private String status;

	@JoinColumn(name = "ITEM_ID", referencedColumnName = "ID")
	@ManyToOne
	private DbItem itemId;

	@JoinColumn(name = "CREATOR", referencedColumnName = "ID")
	@ManyToOne
	private DbWowUser creator;

	@OneToMany(cascade={CascadeType.REMOVE,CascadeType.PERSIST}, mappedBy = "draftOf")
	private Collection<DbItemDraft> dbItemDraftCollection;

	@OneToMany(mappedBy = "itemVersion")
	private Collection<DbServiceData> dbServiceDataCollection;
	
	/** Creates a new instance of DbItemVersion */
	public DbItemVersion() {
	}

	/**
	 * Creates a new instance of DbItemVersion with the specified values.
	 * @param id the id of the DbItemVersion
	 */
	public DbItemVersion(BigInteger id) {
		this.id = id;
	}

	/**
	 * Creates a new instance of DbItemVersion with the specified values.
	 * @param id the id of the DbItemVersion
	 * @param versionNumber the versionNumber of the DbItemVersion
	 * @param online the online of the DbItemVersion
	 * @param status the status of the DbItemVersion
	 */
	public DbItemVersion(BigInteger id, int versionNumber, String online, String status) {
		this.id = id;
		this.versionNumber = versionNumber;
		this.online = online;
		this.status = status;
	}

	/**
	 * Gets the id of this DbItemVersion.
	 * @return the id
	 */
	public BigInteger getId() {
		return this.id;
	}

	/**
	 * Sets the id of this DbItemVersion to the specified value.
	 * @param id the new id
	 */
	public void setId(BigInteger id) {
		this.id = id;
	}

	/**
	 * Gets the versionNumber of this DbItemVersion.
	 * @return the versionNumber
	 */
	public int getVersionNumber() {
		return this.versionNumber;
	}

	/**
	 * Sets the versionNumber of this DbItemVersion to the specified value.
	 * @param versionNumber the new versionNumber
	 */
	public void setVersionNumber(int versionNumber) {
		this.versionNumber = versionNumber;
	}

	/**
	 * Gets the creationTimestamp of this DbItemVersion.
	 * @return the creationTimestamp
	 */
	public Date getCreationTimestamp() {
		return this.creationTimestamp;
	}

	/**
	 * Sets the creationTimestamp of this DbItemVersion to the specified value.
	 * @param creationTimestamp the new creationTimestamp
	 */
	public void setCreationTimestamp(Date creationTimestamp) {
		this.creationTimestamp = creationTimestamp;
	}

	/**
	 * Gets the comment of this DbItemVersion.
	 * @return the comment
	 */
	public String getComment() {
		return this.comment;
	}

	/**
	 * Sets the comment of this DbItemVersion to the specified value.
	 * @param comment the new comment
	 */
	public void setComment(String comment) {
		this.comment = comment;
	}

	/**
	 * Gets the online of this DbItemVersion.
	 * @return the online
	 */
	public String getOnline() {
		return this.online;
	}

	/**
	 * Sets the online of this DbItemVersion to the specified value.
	 * @param online the new online
	 */
	public void setOnline(String online) {
		this.online = online;
	}

	/**
	 * Gets the status of this DbItemVersion.
	 * @return the status
	 */
	public String getStatus() {
		return this.status;
	}

	/**
	 * Sets the status of this DbItemVersion to the specified value.
	 * @param status the new status
	 */
	public void setStatus(String status) {
		this.status = status;
	}

	/**
	 * Gets the itemId of this DbItemVersion.
	 * @return the itemId
	 */
	public DbItem getItemId() {
		return this.itemId;
	}

	/**
	 * Sets the itemId of this DbItemVersion to the specified value.
	 * @param itemId the new itemId
	 */
	public void setItemId(DbItem itemId) {
		this.itemId = itemId;
	}

	/**
	 * Gets the creator of this DbItemVersion.
	 * @return the creator
	 */
	public DbWowUser getCreator() {
		return this.creator;
	}

	/**
	 * Sets the creator of this DbItemVersion to the specified value.
	 * @param creator the new creator
	 */
	public void setCreator(DbWowUser creator) {
		this.creator = creator;
	}

	/**
	 * Gets the dbItemDraftCollection of this DbItemVersion.
	 * @return the dbItemDraftCollection
	 */
	public Collection<DbItemDraft> getDbItemDraftCollection() {
		return this.dbItemDraftCollection;
	}

	/**
	 * Sets the dbItemDraftCollection of this DbItemVersion to the specified value.
	 * @param dbItemDraftCollection the new dbItemDraftCollection
	 */
	public void setDbItemDraftCollection(Collection<DbItemDraft> dbItemDraftCollection) {
		this.dbItemDraftCollection = dbItemDraftCollection;
	}

	/**
	 * Gets the dbServiceDataCollection of this DbItemVersion.
	 * @return the dbServiceDataCollection
	 */
	public Collection<DbServiceData> getDbServiceDataCollection() {
		return this.dbServiceDataCollection;
	}

	/**
	 * Sets the dbServiceDataCollection of this DbItemVersion to the specified value.
	 * @param dbServiceDataCollection the new dbServiceDataCollection
	 */
	public void setDbServiceDataCollection(Collection<DbServiceData> dbServiceDataCollection) {
		this.dbServiceDataCollection = dbServiceDataCollection;
	}

	/**
	 * Returns a hash code value for the object.  This implementation computes 
	 * a hash code value based on the id fields in this object.
	 * @return a hash code value for this object.
	 */
	@Override
	public int hashCode() {
		int hash = 0;
		hash += (this.id != null ? this.id.hashCode() : 0);
		return hash;
	}

	/**
	 * Determines whether another object is equal to this DbItemVersion.  The result is 
	 * <code>true</code> if and only if the argument is not null and is a DbItemVersion object that 
	 * has the same id field values as this object.
	 * @param object the reference object with which to compare
	 * @return <code>true</code> if this object is the same as the argument;
	 * <code>false</code> otherwise.
	 */
	@Override
	public boolean equals(Object object) {
		// TODO: Warning - this method won't work in the case the id fields are not set
		if (!(object instanceof DbItemVersion)) {
			return false;
		}
		DbItemVersion other = (DbItemVersion)object;
		if (this.id != other.id && (this.id == null || !this.id.equals(other.id))) return false;
		return true;
	}

	/**
	 * Returns a string representation of the object.  This implementation constructs 
	 * that representation based on the id fields.
	 * @return a string representation of the object.
	 */
	@Override
	public String toString() {
		return "org.webonweb.runtime.impl.repository.db.jpa.DbItemVersion[id=" + id + "]";
	}
	
}