Code for uploading larger image or any file object

Question

I have this code which is working file for files <500 KB
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package controller;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Properties;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.http.Part;
* @author Chinmay
public class ProfileImage_Update 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();
        Part p = request.getPart("file");
        InputStream in = (InputStream) p.getInputStream();
        byte[] b = new byte[in.available()];
        in.read(b, 0, b.length);
        Connection connection = null;
        PreparedStatement stmt = null;
        HttpSession session = request.getSession();
        String username = (String) session.getAttribute("username");
        try {
            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
            Properties properties = new Properties();
            connection = DriverManager.getConnection("jdbc:odbc:sn", properties);
            stmt = connection.prepareStatement("UPDATE Photos SET Photo = ? WHERE username = ?");
            stmt.setBytes(1, b);
            stmt.setString(2, username);
            int rows = stmt.executeUpdate();
            if (rows > 0) {
                RequestDispatcher view = request.getRequestDispatcher("Home.jsp");
                view.forward(request, response);
        } catch (ClassNotFoundException ex) {
            out.println(ex);
        } catch (SQLException ex) {
            out.println(ex);
        } finally {
            in.close();
            try {
                connection.close();
                stmt.close();
            } catch (SQLException ex) {
                ex.printStackTrace();
            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
    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
    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
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}But when i give file which is greater than 500 KB it shows the following error. What can be the problem???
java.sql.SQLException: [Microsoft][ODBC SQL Server Driver][SQL Server]The text, ntext, or image pointer value conflicts with the column name specified. i have tried with compression logic but still i cannot get. what can be the problem in this case???
I am using SQL server 2005.

Answer 1

Maybe this site will have some useful info.