localuserrolehome.java

老外的在线考试

/*
 * UserEJB - CyberDemia's User management library implemented using EJBs.
 * Copyright (C) 2003 CyberDemia Research and Services
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 * 
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA  02111-1307, USA.
 *
 * See the COPYING file located in the top-level-directory of
 * the archive of this library for complete text of license.
 */
package com.cyberdemia.user;
import javax.ejb.*;
import java.util.Collection;

/**
 * LocalUserRoleHome is the home interface for UserRoleBean.
 * 
 * @author Alexander Yap
 */
public interface LocalUserRoleHome extends EJBLocalHome
{
	/**
	 * Creates a new UserRoleBean instance and returns a LocalUserRole interface to it.
	 * @param userId User ID
	 * @param roleName Role name.
	 * @return LocalUserRole interface to the new UserRoleBean instance.
	 * @throws CreateException if there is a problem creating the instance.
	 */
	public LocalUserRole create( String userId, String roleName ) throws CreateException;
	
	/**
	 * Finds a UserRoleBean by its primary key.
	 * @param key Primary key.
	 * @return LocalUserRole interface to the UserRoleBean instance.
	 * @throws FinderException if UserRoleBean not found.
	 */
	public LocalUserRole findByPrimaryKey(UserRoleKey key) throws FinderException;

	/**
	 * Searches for UserRoleBean instances that are associated with a specified user.
	 * @param userId User ID.
	 * @return Collection of LocalUserRole interfaces, or empty Collection if not found.
	 * @throws FinderException 
	 */
	public Collection findByUserId(String userId) throws FinderException;

}