usersessionbeanbean.java

Java Application using EJB 3.0 for renting a car - Entities : Car, User, Renting Business Logic. Ne

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

package BusinessSessionBeans;

import Entities.UserEntityBean;
import javax.ejb.Stateless;
import java.util.List;
import java.util.Iterator;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
/**
 *
 * @author kiriashoo
 */
@Stateless
public class UserSessionBeanBean implements BusinessSessionBeans.UserSessionBeanRemote {
    @PersistenceContext
    EntityManager em;
    //   id;  name; address; telephone; email; code; userType;

    public void create(String name, String address, int telephone, 
            String email, String code, int userType ) {
        UserEntityBean userBean = new UserEntityBean();
        userBean.setName(name);
        userBean.setAddress(address);
        userBean.setTelephone(code);
        userBean.setEmail(email);
        userBean.setCode(code);
        userBean.setUserType(userType);
        em.persist(userBean);
    }
    
    public void edit(UserEntityBean userBean){
        em.merge(userBean);
    }
    
    public void destroy(Integer id){
        UserEntityBean userBean = (UserEntityBean) em.find(UserEntityBean.class, id);
        em.remove(userBean);
    }
    
    public UserEntityBean find(Object pk){
        return (UserEntityBean) em.find(UserEntityBean.class,pk);
    }
    
    public List findAll(){
        return 
        em.createQuery("select OBJECT(o) from UserEntityBean o").getResultList();
    }
    
    
    public int userLogin(String name, String email, String code) {
        int ret=0, type=0;
        String uname, uemail, ucode;
        UserEntityBean uB;
        List userList = findAll();
        Iterator it = userList.iterator();
        while ( it.hasNext() ) {
            uB = (UserEntityBean) it.next();
            uname = uB.getName();
            uemail = uB.getEmail();
            ucode = uB.getCode();
            type = uB.getUserType();
            if ( uname.equalsIgnoreCase(name) &
                 uemail.equalsIgnoreCase(email) &
                 ucode.equalsIgnoreCase(code) ) {
                ret = type;
                break;
            }
        }
        return ret;
    }
    
public int getUserId(String name, String email, String code) {
        int ret=0, id=0;
        String uname, uemail, ucode;
        UserEntityBean uB;
        List userList = findAll();
        Iterator it = userList.iterator();
        while ( it.hasNext() ) {
            uB = (UserEntityBean) it.next();
            uname = uB.getName();
            uemail = uB.getEmail();
            ucode = uB.getCode();
            id = uB.getId();
            if ( uname.equalsIgnoreCase(name) &
                 uemail.equalsIgnoreCase(email) &
                 ucode.equalsIgnoreCase(code) ) {
                ret = id;
            }
        }
        return ret;
    }    
    // Add business logic below. (Right-click in editor and choose
    // "EJB Methods > Add Business Method" or "Web Service > Add Operation")
 
}