localusertestassochome.java

老外的在线考试

/*
 * SchoolEJB - CyberDemia's library of EJBs for educational related services.
 * 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.school;
import javax.ejb.*;
import java.util.Collection;

/**
 * LocalUserTestAssocHome is the local home interface for UserTestAssocBean.
 *
 * @author Alexander Yap
 */
public interface LocalUserTestAssocHome extends EJBLocalHome
{
	/**
	 * Creates a new UserTestAssocBean instance and returns a LocalUserTestAssoc
	 * interface to it.
	 * @param testId Test ID
	 * @param userId User ID
	 * @return LocalUserTestAssoc interface to a new UserTestAssocBean instance.
	 * @throws CreateException
	 */
	public LocalUserTestAssoc create( String testId, String userId ) throws CreateException;
	
	/**
	 * Finds a UserTestAssocBean by its primary key.
	 * @param pk Primary key
	 * @return LocalUserTestAssoc interface to the UserTestAssocBean instance.
	 * @throws FinderException if the UserTestAssocBean cannot be found.
	 */
	public LocalUserTestAssoc findByPrimaryKey(UserTestAssocKey pk) throws FinderException;

	/**
	 * Finds UserTestAssocBean instances associated with a specified test.
	 * @param testId Test ID.
	 * @return Collection of LocalUserTestAssoc interfaces to UserTestAssocBean instances that are associated with the test, or empty Collection if no such association.
	 * @throws FinderException
	 */
	public Collection findByTest(String testId) throws FinderException;

	/**
	 * Finds UserTestAssocBean instances associated with a specified user.
	 * @param userId User ID.
	 * @return Collection of LocalUserTestAssoc interfaces to UserTestAssocBean instances that are associated with the user, or empty Collection if no such association.
	 * @throws FinderException
	 */
	public Collection findByUser(String userId) throws FinderException;

	/**
	 * Finds UserTestAssocBean instances <b>not</b> associated with a specified user.
	 * @param userId User ID.
	 * @return Collection of LocalUserTestAssoc interfaces to UserTestAssocBean instances that are <b>not</b> associated with the user, or empty Collection if all tests are associated with this user.
	 * @throws FinderException
	 */
	public Collection findByNotUser(String userId) throws FinderException;

	/**
	 * Finds the UserTestAssocBean instance for a specified user and test.
	 * @param userId User ID.
	 * @param testId Test ID.
	 * @return Collection containing a single LocalUserTestAssoc interface if the UserTestAssocBean is found, otherwise an empty Collection.
	 * @throws FinderException
	 */
	public Collection findByUserAndTest(String userId, String testId) throws FinderException;

}