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PrintReceipt.java
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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;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Blob;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
/**
*
* @author SANDEEP KUMAR
*/
public class PrintReceipt 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. */
out.println("<!DOCTYPE html>");
out.println("<html>");
out.println("<head>");
out.println("<title>PrintReceipt</title>");
out.println("</head>");
out.println("<body>");
// out.println("<h1>Servlet PrintReceipt at " + request.getContextPath() + "</h1>");
// out.println("<form action=\"PrintReceipt\" method=\"POST\"><input type=\"submit\" value=\"print receipt\" onSubmit=\"alert(\"really want to print\");></form></body>");
out.println("</html>");
}
}
// <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);
response.setContentType("text/html;charset=UTF-8");
try (PrintWriter out = response.getWriter()) {
// out.println("<body onload=\"window.print()\">");
HttpSession session=request.getSession();
String name1,pass1;
int v = 0;
name1 = (String)session.getAttribute("uname");
pass1 = (String)session.getAttribute("pass1");
try{
// out.println("ABCD1<br>");
//loading drivers for mysql
Class.forName("oracle.jdbc.driver.OracleDriver");
//creating connection with the database
Connection con=DriverManager.getConnection
("jdbc:oracle:thin:@localhost:1521:xe","system","admin");
// out.println("ABCD2<br>");
Statement stmt,stmt1;
stmt = con.createStatement();
String s1=name1+"' ";
String s2="and ";
String s3="pass='"+pass1+"'";
String s4=s1+s2+s3;
String s5="select email,name,fname,voter_id,aadhar_no,dob,image,gender,username,mobile_no from user12 where username='";
// String sql="select email,pass,max(age) from user12 where email=? and pass=?";
String sql=s5+s4;
ResultSet rs =stmt.executeQuery(sql);
// resultSet rs1=stmt1.executeQuery("select")
// st = rs.next();
// int id = rs.get("email");
while(rs.next()){
// out.println("ABCD4<br>");
// int age = rs.getInt("age");
// out.println("ABCD5<br>");
String email=rs.getString("email");
String username = rs.getString("username");
String name = rs.getString("name");
String fname= rs.getString("fname");
String gender = rs.getString("gender");
String vot= rs.getString("voter_id");
String aad = rs.getString("aadhar_no");
String mob = rs.getString("mobile_no");
String dob = rs.getString("dob");
Blob b=rs.getBlob(7);
byte barr[]=new byte[(int)b.length()];//an array is created but contains no data
//barr=b.getBytes(1,(int)b.length());
barr=b.getBytes(1,(int)b.length());
try (FileOutputStream fout = new FileOutputStream("C:\\Users\\SANDEEP KUMAR\\Documents\\NetBeansProjects\\Online Voting System\\web\\image\\"+username+".png")) {
fout.write(barr);
// out.println(""+rs.getBlob("filename")+"");
}
out.println(" <center><img src=\"image/"+username+".png\" alt="+username+" width=\"196\" height=\"106\"><br>\n");
out.println("<table style=\"background:#ffffff;\"><h2><tr><td> Username : </td><td> " + username + " </td></tr>");
// out.println("<tr><td>Total Profile Hits:: </td><td> "+count.intValue()+"</td></tr>");
out.println("<tr><td>Email ID: </td><td>" + email + "</td></tr>");
out.println("<tr><td>name: </td><td>" + name + "</td></tr>");
out.println("<tr><td>Father Name: </td><td>" + fname+ "</td></tr>");
out.println("<tr><td>Voter_ID: </td><td>" +vot+ "</td></tr>");
out.println("<tr><td>Aadhar No : </td><td>" + aad+ "</td></tr>");
out.println("<tr><td>Gender: </td><td>" + gender+ "</td></tr>");
out.println("<tr><td>Mobile No.: </td><td>" + mob+ "</td></tr>");
out.println("<tr><td>DOB: </td><td>" + dob+ "</td></tr></h2></table>");
out.println("Your vote done successfully..<br>thank you for give your time<br>for your right.</center>");
}
}catch(Exception e)
{
e.printStackTrace();
out.println(e+" error...............");
}
out.println("<center><table width=\"1000\" height=\"2000\" ><p><button onClick=\"window.print()\">printer</button></p></table></center></body>");
}
}
/**
* Returns a short description of the servlet.
*
* @return a String containing servlet description
*/
@Override
public String getServletInfo() {
return "Short description";
}// </editor-fold>
}