Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package Servlet; import DAO.BACDAO; import DAO.CitizenDAO; import DAO.ContractorDAO; import DAO.OCPDDAO; import Entity.Contractor; import Entity.Contractor_Has_Project; import Entity.Contractor_User; import Entity.Eligibility_Document; import Entity.InvitationToBid; import Entity.Project; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import static java.lang.System.out; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import java.util.logging.Level; import java.util.logging.Logger; import javax.servlet.RequestDispatcher; import javax.servlet.ServletContext; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.commons.fileupload.FileItem; import org.apache.commons.fileupload.FileItemFactory; import org.apache.commons.fileupload.FileUploadException; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; /** * * @author Krist */ public class Contractor_ReUpload 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.setContentType("text/html;charset=UTF-8"); PrintWriter out = response.getWriter(); HttpSession session = request.getSession(); try { InputStream inputStream = null; ArrayList<String> files = new ArrayList<String>(); ArrayList<String> fileType = new ArrayList<String>(); ContractorDAO contDAO = new ContractorDAO(); OCPDDAO oc = new OCPDDAO(); //Gets the contractor Contractor_User contractor_user = (Contractor_User) session.getAttribute("user"); Contractor contractor = contractor_user.getContractor(); boolean isMultipart = ServletFileUpload.isMultipartContent(request); if (isMultipart) { FileItemFactory factory = new DiskFileItemFactory(); ServletFileUpload upload = new ServletFileUpload(factory); try { List items = upload.parseRequest(request); Iterator iterator = items.iterator(); String id = null; int docID = 0; String title = null; File path = null; //File path = null; File uploadedFiles = null; String fileName = null; String documentType = null; while (iterator.hasNext()) { FileItem item = (FileItem) iterator.next(); if (item.isFormField()) { //Returns the string inside the field String value = item.getString(); //returns the name of the field String value2 = item.getFieldName(); if (value2.equals("docID")) { docID = Integer.parseInt(value); } if (value2.equals("doctype1")) { documentType = value; } if (value2.equals("ProjectID")) { id = value; } if (value2.equals("ProjectName")) { title = value; } } if (!item.isFormField()) { fileName = item.getName(); String root = getServletContext().getRealPath("/"); //path where the file will be stored path = new File("C:\\Users\\AdrianKyle\\Documents\\NetBeansProjects\\Cogito\\Upload" + "/Bids and Awards Department" + "/Eligibility Documents/" + title + "/" + contractor.getName()); if (!path.exists()) { boolean status = path.mkdirs(); } uploadedFiles = new File(path + "/" + fileName); item.write(uploadedFiles); } } Project project = oc.getBasicProjectDetails(id); Contractor_Has_Project contProject = contDAO.getContractorHasProject(project, contractor); Eligibility_Document document = new Eligibility_Document(0, fileName, "chrome-extension://affgigbpilagplecbaihihkcaddmlkji/" + "Bids and Awards Department" + "/Eligibility Documents/" + title + "/" + contractor.getName(), null, contProject, documentType, null, ""); contDAO.updateEligibilityDocument(docID, document); } catch (FileUploadException e) { e.printStackTrace(); } catch (Exception ex) { Logger.getLogger(Contractor_UploadContractorDocuments.class.getName()).log(Level.SEVERE, null, ex); } } request.setAttribute("success", "Success"); ServletContext context = getServletContext(); RequestDispatcher dispatch = context.getRequestDispatcher("/Contractor_HandleInvitations"); dispatch.forward(request, response); } 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 "Short description"; }// </editor-fold> }