TableDeletor.java

/**
 * Copyright (c) 2004-2011 Wang Jinbao(Julian Wong), http://www.ralasafe.com
 * Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
 */
package org.ralasafe.db;

import java.sql.Connection;

import org.ralasafe.EntityExistException;

/**
 * Delete entity operations from database.
 */
public interface TableDeletor {
	/**
	 * Table definition 
	 * @param mapping
	 */
	public void setTable( Table mapping );
	
	/**
	 * Delete this entity from database. If doesn't exist, throw no exceptions.
	 * @param o
	 * @throws EntityExistException
	 */
	public void deleteByIdColumns( Object o );	
	public void deleteByIdColumns( Connection conn, Object o );
	
	public void delete( WhereElement emt, Object o );
	public void delete( Connection conn, WhereElement emt, Object o );
}