com.rubinefocus.admin.servlet.UploadServlet.java Source code

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/*
 * 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 com.rubinefocus.admin.servlet;

import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.MultipartConfig;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.Part;
import java.lang.String;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.apache.commons.io.FilenameUtils;

/**
 *
 * @author Ima
 */
@WebServlet(name = "UploadServlet", urlPatterns = { "/UploadServlet" })

@MultipartConfig(fileSizeThreshold = 1024 * 1024 * 2000, // 2MB
        maxFileSize = 1024 * 1024 * 5000, // 5000MB 5GB
        maxRequestSize = 1024 * 1024 * 5000 * 5000)

public class UploadServlet 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();
        try {
            /* TODO output your page here. You may use following sample code. */
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet UploadServlet</title>");
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet UploadServlet at " + request.getContextPath() + "</h1>");
            out.println("</body>");
            out.println("</html>");
        } 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);
        try {
            PrintWriter out = response.getWriter();

            File f = new File(this.getServletContext().getRealPath("/admin/assets/images/adminPic"));
            String savePath = f.getPath();
            savePath = savePath.replace("%20", " ");
            savePath = savePath.replace("build", "");
            String fileName = "";

            for (Part part : request.getParts()) {
                fileName = extractFileName(part);
                fileName = fileName.replace(" ", "");
                fileName = fileName.replace("-", "");
                fileName = fileName.replace(":", "");

                File file = new File(savePath + "/" + fileName);
                if (file.exists()) {
                    String fileNameWithOutExt = FilenameUtils.removeExtension(fileName);
                    String ext = FilenameUtils.getExtension(fileName);
                    fileName = fileNameWithOutExt + new SimpleDateFormat("dd-MM-yyyy HH:mm:ss").format(new Date())
                            + "." + ext;
                    fileName = fileName.replace(" ", "");
                    fileName = fileName.replace("-", "");
                    fileName = fileName.replace(":", "");
                    part.write(savePath + File.separator + fileName);
                } else {

                    part.write(savePath + File.separator + fileName);
                }

            }

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

    private String extractFileName(Part part) {
        String contentDisp = part.getHeader("content-disposition");
        String[] items = contentDisp.split(";");
        for (String s : items) {
            if (s.trim().startsWith("filename")) {
                return s.substring(s.indexOf("=") + 2, s.length() - 1);
            }
        }
        return "";
    }

    private String formatFilePath(String originalPath) {
        return originalPath.replace("/", "\\");
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}