/*
 * DbItem.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 DbItem
 * 
 * @author girix
 */
@Entity
@Table(name = "ITEM")
@NamedQueries( {
		@NamedQuery(name = "DbItem.findById", query = "SELECT d FROM DbItem d WHERE d.id = :id"),
		@NamedQuery(name = "DbItem.findByUri", query = "SELECT d FROM DbItem d WHERE d.uri = :uri"),
		@NamedQuery(name = "DbItem.findByCreatedTimestamp", query = "SELECT d FROM DbItem d WHERE d.createdTimestamp = :createdTimestamp"),
		@NamedQuery(name = "DbItem.findByItemType", query = "SELECT d FROM DbItem d WHERE d.itemType = :itemType")
	})
public class DbItem implements Serializable {

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

	@Column(name = "URI", nullable = false)
	private String uri;

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

	@Column(name = "ITEM_TYPE", nullable = false)
	private String itemType;

	@OneToMany(mappedBy = "itemId")
	private Collection<DbService> dbServiceCollection;

	@OneToMany(cascade={CascadeType.REMOVE,CascadeType.PERSIST}, mappedBy = "itemId")
	private Collection<DbItemVersion> dbItemVersionCollection;

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

	@OneToMany(mappedBy = "activeId")
	private Collection<DbNamespace> dbNamespaceCollection;
	
	@JoinColumn(name = "SECURED", referencedColumnName = "ID")
	@ManyToOne
	private DbSecured secured;

	
	/** Creates a new instance of DbItem */
	public DbItem() {
	}

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

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

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

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

	/**
	 * Gets the uri of this DbItem.
	 * @return the uri
	 */
	public String getUri() {
		return this.uri;
	}

	/**
	 * Sets the uri of this DbItem to the specified value.
	 * @param uri the new uri
	 */
	public void setUri(String uri) {
		this.uri = uri;
	}

	/**
	 * Gets the createdTimestamp of this DbItem.
	 * @return the createdTimestamp
	 */
	public Date getCreatedTimestamp() {
		return this.createdTimestamp;
	}

	/**
	 * Sets the createdTimestamp of this DbItem to the specified value.
	 * @param createdTimestamp the new createdTimestamp
	 */
	public void setCreatedTimestamp(Date createdTimestamp) {
		this.createdTimestamp = createdTimestamp;
	}

	/**
	 * Gets the itemType of this DbItem.
	 * @return the itemType
	 */
	public String getItemType() {
		return this.itemType;
	}

	/**
	 * Sets the itemType of this DbItem to the specified value.
	 * @param itemType the new itemType
	 */
	public void setItemType(String itemType) {
		this.itemType = itemType;
	}

	/**
	 * Gets the dbServiceCollection of this DbItem.
	 * @return the dbServiceCollection
	 */
	public Collection<DbService> getDbServiceCollection() {
		return this.dbServiceCollection;
	}

	/**
	 * Sets the dbServiceCollection of this DbItem to the specified value.
	 * @param dbServiceCollection the new dbServiceCollection
	 */
	public void setDbServiceCollection(Collection<DbService> dbServiceCollection) {
		this.dbServiceCollection = dbServiceCollection;
	}

	/**
	 * Gets the dbItemVersionCollection of this DbItem.
	 * @return the dbItemVersionCollection
	 */
	public Collection<DbItemVersion> getDbItemVersionCollection() {
		return this.dbItemVersionCollection;
	}

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

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

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

	/**
	 * Gets the dbNamespaceCollection of this DbItem.
	 * @return the dbNamespaceCollection
	 */
	public Collection<DbNamespace> getDbNamespaceCollection() {
		return this.dbNamespaceCollection;
	}

	/**
	 * Sets the dbNamespaceCollection of this DbItem to the specified value.
	 * @param dbNamespaceCollection the new dbNamespaceCollection
	 */
	public void setDbNamespaceCollection(Collection<DbNamespace> dbNamespaceCollection) {
		this.dbNamespaceCollection = dbNamespaceCollection;
	}

	/**
	 * 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 DbItem.  The result is 
	 * <code>true</code> if and only if the argument is not null and is a DbItem 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 DbItem)) {
			return false;
		}
		DbItem other = (DbItem)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.DbItem[id=" + id + "]";
	}

	public DbSecured getSecured() {
		return secured;
	}

	public void setSecured(DbSecured secured) {
		this.secured = secured;
	}
	
}