adde.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 adde extends HttpServlet implements SingleThreadModel{
  private baseclass basebean;
  private Context context;
  private int allemployee=0;
  private EmployeePermHome employeePermHome = null;
  private EmployeePerm employeePerm = null;

  //Initialize global variables
  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");
     employeePermHome = (EmployeePermHome) PortableRemoteObject.narrow(ref, EmployeePermHome.class);
     employeePerm=employeePermHome.create();
      Vector temp=employeePerm.display();
     allemployee=temp.size()+2;
     Integer total=new Integer(allemployee);
     String id=total.toString();
     String name=trans(request.getParameter("name"));
     String login=request.getParameter("login");
     String password=request.getParameter("password");
     employeePerm.addEmployee(id,name,login,password);
     RequestDispatcher requestDispather=request.getRequestDispatcher("/allemployee.jsp");
    requestDispather.forward(request,response);
    }
    catch (Exception e)
    { RequestDispatcher requestDispather=request.getRequestDispatcher("/error.jsp");
    requestDispather.forward(request,response);}
  }
  //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;
}

}