com.app.uploads.ImageUploads.java Source code

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Here is the source code for com.app.uploads.ImageUploads.java

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/*
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 */
package com.app.uploads;

import connectdb.OracleConnect;
import java.io.File;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.sql.CallableStatement;
import java.sql.Connection;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import path.Dir;

/**
 *
 * @author quanghv
 */
public class ImageUploads 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();
        String[] Fielname = new String[2];
        CallableStatement pro;
        int i = 0;
        String UPLOAD_DIRECTORY = getServletContext().getRealPath("\\uploads\\");
        try {
            if (ServletFileUpload.isMultipartContent(request)) {
                try {
                    String name = "";
                    List<FileItem> multiparts;
                    multiparts = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);

                    for (FileItem item : multiparts) {
                        if (!item.isFormField()) {
                            name = new File(item.getName()).getName();
                            item.write(new File(UPLOAD_DIRECTORY + File.separator + name));
                        } else if (item.isFormField()) {
                            String fiel = item.getFieldName();
                            InputStream is = item.getInputStream();
                            byte[] b = new byte[is.available()];
                            is.read(b);
                            if (i == 0) {
                                Fielname[0] = new String(b);
                            } else {
                                Fielname[1] = new String(b);
                            }
                            i++;
                        }

                    }

                    //File uploaded successfully
                    Connection connect = OracleConnect.getConnect(Dir.Host, Dir.Port, Dir.Service, Dir.UserName,
                            Dir.PassWord);
                    pro = connect.prepareCall("{call STILL_INSERT(?,?,?)}");
                    pro.setString(1, name);
                    pro.setString(2, Fielname[0]);
                    pro.setString(3, Fielname[1]);
                    pro.executeQuery();
                    pro.close();
                    connect.close();
                    request.setAttribute("message", "File Uploaded Successfully");
                    request.setAttribute("name", name);
                } catch (Exception ex) {
                    request.setAttribute("message", "File Upload Failed due to " + ex);
                }

            } else {
                request.setAttribute("message", "Sorry this Servlet only handles file upload request");
            }
            out.print("Description:" + Fielname[0]);
            out.print("Locator:" + Fielname[1]);
            String pathReal = getServletContext().getRealPath("\\uploads\\");
            request.setAttribute("Description", Fielname[0]);
            request.setAttribute("Locator", Fielname[1]);
            request.setAttribute("path", pathReal);
            request.getRequestDispatcher("/result.jsp").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>

}