Java tutorial
package com.mykarsol.appconnectivity; /* * 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. */ import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.codec.binary.Base64; /** * * @author Shivam Patel */ public class imageload 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"); try (PrintWriter out = response.getWriter()) { /* TODO output your page here. You may use following sample code. */ } } // <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 { try (PrintWriter out = response.getWriter()) { /* TODO output your page here. You may use following sample code. */ } } /** * 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 */ int i = 5; @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try (PrintWriter out = response.getWriter()) { /* TODO output your page here. You may use following sample code. */ String bytestring = request.getParameter("bytestring"); System.out.println(bytestring); String p = getServletContext().getRealPath("\\images"); File f = new File(p); if (!f.exists()) { f.mkdir(); } System.out.println("---------" + p); FileOutputStream fos = new FileOutputStream(p + "\\img" + i + ".jpeg"); //change path of image according to you String imgpath = "\\img" + i + ".jpeg"; byte[] byteArray = Base64.decodeBase64(bytestring); fos.write(byteArray); out.println(imgpath); i++; } } /** * Returns a short description of the servlet. * * @return a String containing servlet description */ @Override public String getServletInfo() { return "Short description"; }// </editor-fold> }