aperm.java

jbuilder9+weblogic8+oracle9开发的客户管理系统。服务器端采用EJB技术。可以对公司雇员和客户进行管理。

package testejb;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import javax.naming.*;
import javax.rmi.PortableRemoteObject;
import java.lang.*;


public class aperm extends HttpServlet implements SingleThreadModel {
  private baseclass basebean;
  private Context context;
  private EmployeePermHome employeePermHome = null;
  private EmployeePerm employeePerm = null;

  public void init() throws ServletException {
  }
  //Process the HTTP Post request
  public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    try{
   basebean=new baseclass();
   context=basebean.getContext();
   Object ref = context.lookup("EmployeePermBean");
       //look up jndi name and cast to Home interface
   employeePermHome = (EmployeePermHome) PortableRemoteObject.narrow(ref, EmployeePermHome.class);

    employeePerm=employeePermHome.create();

   String code=request.getParameter("code");
   String tempdesc=request.getParameter("desc");
   String desc=this.trans(tempdesc);
   if(employeePerm.addperm(code,desc))
   {RequestDispatcher requestDispather=request.getRequestDispatcher("/allperm.jsp");
    requestDispather.forward(request,response);}
   else
   {RequestDispatcher requestDispather=request.getRequestDispatcher("/error.jsp");
    requestDispather.forward(request,response);}
 }

 catch (Exception e)
 { e.printStackTrace();
  }

  }

  //Clean up resources
  public void destroy() {
  }

  private String trans(String chi)
  {
   String result=null;
   byte temp[];
   try{
    temp=chi.getBytes("iso-8859-1");
    result=new String(temp);

   }
   catch(UnsupportedEncodingException e)
   {e.printStackTrace();}
   return result;
  }
}