ListAll-JPA
package com.emprogria; import com.emprogria.jpa.CdrInfoPK; import java.io.IOException; import java.io.PrintWriter; import java.util.Date; import java.util.Iterator; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; public class ListAll2 extends HttpServlet { /** * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods. * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setCharacterEncoding("Big5"); response.setContentType("text/plain;charset=Big5"); PrintWriter out = response.getWriter(); try {
CdrInfoJpaController myCdrInfoJpaController = new CdrInfoJpaController(); List<CdrInfo> myCDR_List = myCdrInfoJpaController.findCdrInfoEntities(); for (Iterator i = myCDR_List.iterator(); i.hasNext();) { CdrInfo myCDR_Info = (CdrInfo) i.next();
CdrInfoPK myCDR_InfoPK = myCDR_Info.getCdrInfoPK(); String fine_name = myCDR_InfoPK.getFileName(); int record_number = myCDR_InfoPK.getRecordNumber(); String record_data = myCDR_Info.getRecordData(); Date entry_time = myCDR_Info.getEntryTime(); out.println(fine_name + "\t" + String.valueOf(record_number) + "\t" + record_data + "\t" + entry_time.toString());
}
} finally { out.close();
}
} // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code."> /**
* Handles the HTTP <code>GET</code> method.
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/ @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { processRequest(request, response);
} /** * Handles the HTTP <code>POST</code> method. * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { processRequest(request, response);
} /** * Returns a short description of the servlet. * @return a String containing servlet description */ @Override public String getServletInfo() { return "List All (JPA)";
}// </editor-fold>
}