fahuojilusessionbean.java~2~

一个使用EJB开发的真实项目

package ejb;

import javax.ejb.SessionBean;
import javax.ejb.SessionContext;
import javax.ejb.CreateException;
import java.util.*;
import javax.naming.*;

public class FahuojiluSessionBean implements SessionBean {
    SessionContext sessionContext;
    public void ejbCreate() throws CreateException {
    }

    public void ejbRemove() {
    }

    public void ejbActivate() {
    }

    public void ejbPassivate() {
    }


    public void setSessionContext(SessionContext sessionContext) {
        this.sessionContext = sessionContext;
    }

    public boolean  delete(String dingDanHao) {
        boolean bool=false;
        try{
            Context ct = new InitialContext();
            FahuojiluHome home = (FahuojiluHome)ct.lookup("Fahuojilu");
            Fahuojilu rm = home.findByPrimaryKey(dingDanHao);
            rm.remove();
            bool=true;
        }catch(java.lang.Exception e){e.printStackTrace();}
       return bool;
    }

    public List selectForUserCode(String code) {
        return null;
    }

    public List selectForDingDanHao(String dingDanHao) {
        return null;
    }

    public List selectAll() {
        List lt = new ArrayList();

        try{
                Context ct = new InitialContext();
               FahuojiluHome home = (FahuojiluHome) ct.lookup(
              "Fahuojilu");
             Iterator it = home.findForAll().iterator();
             while(it.hasNext()){
                               Fahuojilu fahuojilu = (Fahuojilu)it.next();
                              FahuojiluVo vo = new FahuojiluVo();
                              vo.setCount1(fahuojilu.getCount1());
                              vo.setDingDanHao(fahuojilu.getDingDanHao());
                               vo.setModel(fahuojilu.getModel());
                                vo.setName(fahuojilu.getName());
                              vo.setNumber(fahuojilu.getNumber());
                          vo.setPrice(fahuojilu.getPrice());
                          vo.setUserCode(fahuojilu.getUserCode());
                          vo.setZhiFu(fahuojilu.getZhiFu());
                          lt.add(vo);
                  }
      }catch(java.lang.Exception e){e.printStackTrace();}
        return lt;

    }
}