loginbean.java~4~

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package weblogiclogin;

import javax.naming.Context;
import javax.naming.InitialContext;
import javax.rmi.PortableRemoteObject;
import java.util.*;
import  weblogic.*;
public class LoginBean
{   String logname;
    String password;

    String message=""; //用来返回登录是否成功的消息。
    UsersRemote calc;
    public LoginBean()
    {
       Context ic = null;
       try{
              Hashtable ht =new Hashtable();
              ht.put(Context.INITIAL_CONTEXT_FACTORY,"weblogic.jndi.WLInitialContextFactory");
              ht.put(Context.PROVIDER_URL,"t3://localhost:7001");
              ic=new InitialContext(ht);
              Object obj = ic.lookup("UsersLocal");
              UsersRemoteHome home = (UsersRemoteHome)PortableRemoteObject.narrow(obj,UsersRemoteHome.class);
              calc = home.findByPrimaryKey(logname);
                             }
                             catch(Exception ex)
                        {
                                System.err.println("Caught an unexpected exception!");
                                ex.printStackTrace();
                        }
    }
   //设置属性值、获取属性值的方法：
   public void setLogname(String name)
    {  logname=name;
    }
   public String getLogname()
    {return logname;
    }
   public void setPassword(String pw)
    {  password=pw;
    }
    public String getPassword()
    {return password;
    }


   public String getMessage()
    {    String pass="";
          try{
             pass = calc.getPassword();
          }
          catch(Exception e)
          {}
         if(pass.equals(password))
           {
              try{
                  message = calc.getPassword();
              }
              catch(Exception e){}

           }
           else

           message="输入的用户名或密码不正确";

        return message;





    }
}