examsessionbean.java

来自「在线考试 考生登陆 查分 管理员管理后台等的 的的的的达到的达到的的的」· Java 代码 · 共 53 行

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package demo;

import javax.ejb.Stateless;
import com.eonline.model.*;
import java.util.List;
import javax.annotation.PostConstruct;

/**
 *
 * @author Administrator
 */
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;


@Stateless
public class ExamSessionBean implements ExamSessionRemote {
    @PersistenceContext
    private EntityManager entityManager ;
    private List ItemList=null;
    private ItemDAO dao=null;

    public ExamSessionBean() {
        
    }
    
    @PostConstruct public void ExamSessionBean(){
        dao=new ItemDAO();
    }

    public List getItemList() {

        if(ItemList==null){
            ItemList=dao.getItemList();
        }
        return ItemList;

    }

    public void addItem(String username, Item1 item) {
        dao.addItem(username, item);
    }

    // Add business logic below. (Right-click in editor and choose
    // "EJB Methods > Add Business Method" or "Web Service > Add Operation")
 
}