public static void connect() {
try {
DriverManager.registerDriver(new sun.jdbc.odbc.JdbcOdbcDriver());
link = DriverManager.getConnection(myURL);
} catch (SQLException e) {
System.out.println("Echec de la connexion : " + e.getMessage());
}
}
@Override
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
System.out.println("Clearing changes");
Connection c = null;
try {
DriverManager.registerDriver(new AppEngineDriver());
c = DriverManager.getConnection("jdbc:google:rdbms://trmrphdn:veebirakendused/andmebaas");
String statement = "delete from kandidaat where nimi = 'Tandi Kaat'";
PreparedStatement stmt = c.prepareStatement(statement);
stmt.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
}
}
public String checkValidLogin(String myUserName, String myPW) {
try {
Class.forName(javaSQLDriverPath);
Connection conn =
(Connection) DriverManager.getConnection(ConnectionPath, ConnectionUser, ConnectionPW);
Statement st = conn.createStatement();
String query = "Select * from User";
ResultSet rs = st.executeQuery(query);
while (rs.next()) {
// return rs.getString("Username");
if (myUserName.equals(rs.getString("Username"))) {
if (myPW.equals(rs.getString("Password"))) {
setUserVariables(myUserName);
return "success";
} else {
return "wrongPassword";
}
}
}
rs.close();
st.close();
conn.close();
return "userNotFound";
} catch (Exception e) {
return e.getMessage();
}
}
/**
* 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 username = request.getParameter("username");
String password = request.getParameter("password");
Statement stmt;
ResultSet rs;
Connection con = null;
try {
Class.forName("com.mysql.jdbc.Driver");
String connectionUrl = "jdbc:mysql://localhost/myflickr?" + "user=root&password=123456";
con = DriverManager.getConnection(connectionUrl);
if (con != null) {
System.out.println("connected to mysql");
}
} catch (SQLException e) {
System.out.println("SQL Exception: " + e.toString());
} catch (ClassNotFoundException cE) {
System.out.println("Class Not Found Exception: " + cE.toString());
}
try {
stmt = con.createStatement();
System.out.println("SELECT * FROM flickrusers WHERE name='" + username + "'");
rs = stmt.executeQuery("SELECT * FROM flickrusers WHERE name='" + username + "'");
while (rs.next()) {
if (rs.getObject(1).toString().equals(username)) {
out.println("<h1>To username pou epileksate uparxei hdh</h1>");
out.println("<a href=\"project3.html\">parakalw dokimaste kapoio allo.</a>");
stmt.close();
rs.close();
return;
}
}
stmt.close();
rs.close();
stmt = con.createStatement();
if (!stmt.execute("INSERT INTO flickrusers VALUES('" + username + "', '" + password + "')")) {
out.println("<h1>Your registration is completed " + username + "</h1>");
out.println("<a href=\"index.jsp\">go to the login menu</a>");
registerListener.Register(username);
} else {
out.println("<h1>To username pou epileksate uparxei hdh</h1>");
out.println("<a href=\"project3.html\">Register</a>");
}
} catch (SQLException e) {
throw new ServletException("Servlet Could not display records.", e);
}
}
public void service(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
try {
Driver driver = new com.mysql.jdbc.Driver();
DriverManager.registerDriver(driver);
Connection connection =
DriverManager.getConnection("jdbc:mysql://127.0.0.1/school", "root", "password");
PreparedStatement preparedStatement =
connection.prepareStatement("update student set name=?, per=? where roll=?");
preparedStatement.setString(1, request.getParameter("name"));
preparedStatement.setFloat(2, Float.parseFloat(request.getParameter("per")));
preparedStatement.setInt(3, Integer.parseInt(request.getParameter("roll")));
preparedStatement.execute();
preparedStatement.close();
connection.close();
} catch (SQLException e) {
e.printStackTrace();
}
RequestDispatcher requestDispatcher = request.getRequestDispatcher("/Display");
requestDispatcher.forward(request, response);
}
public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
String fName = req.getParameter("fName");
String lName = req.getParameter("lName");
String party = req.getParameter("party");
String area = req.getParameter("area");
Connection c = null;
try {
DriverManager.registerDriver(new AppEngineDriver());
c =
DriverManager.getConnection(
"jdbc:google:rdbms://netivalimised2013:netivalimised/evalimised");
String statement;
if ((fName.equals("") || fName == null)
&& (lName.equals("") || lName == null)
&& (party.equals("") || party == null)
&& (area.equals("") || area == null)) {
System.out.println("Getting all candidates");
statement =
"SELECT Person.FirstName, Person.LastName, Party.PartyName, Area.AreaName "
+ "FROM Person JOIN Party ON Person.PartyID = Party.Party_Id JOIN Area ON Person.AreaID = Area.Area_Id";
} else statement = createQuery(fName, lName, party, area);
PreparedStatement stmt = c.prepareStatement(statement);
ResultSet rs = stmt.executeQuery();
String jsonData = createJSON(rs, party, area);
resp.setContentType("application/json");
resp.setCharacterEncoding("UTF-8");
resp.getWriter().write(jsonData);
} catch (SQLException e) {
e.printStackTrace();
} finally {
if (c != null) {
try {
c.close();
} catch (SQLException ignore) {
}
}
}
// resp.setHeader("Refresh","3; url=/evalimised.jsp");
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
Connection conn = null;
PreparedStatement pstmt = null;
try {
System.out.println("Enrollno: 130050131049");
// STEP 2: Register JDBC driver
Class.forName(JDBC_DRIVER);
// STEP 3: Open a connection
System.out.println("Connecting to a selected database...");
conn = DriverManager.getConnection(DB_URL, USER, PASS);
System.out.println("Connected database successfully...");
// STEP 2: Executing query
String sql = "SELECT * FROM logindetails WHERE name = ?";
pstmt = conn.prepareStatement(sql);
pstmt.setString(1, "Krut");
ResultSet rs = pstmt.executeQuery();
out.print("| <b>Name</b>| ");
out.print("<b>Password</b>| ");
out.println("</br>\n-------------------------------</br>");
while (rs.next()) {
out.println();
out.print("| " + rs.getString(1));
out.print("| " + rs.getString(2) + "|");
out.println("</br>");
}
} catch (SQLException se) {
// Handle errors for JDBC
se.printStackTrace();
} catch (Exception e) {
// Handle errors for Class.forName
e.printStackTrace();
} finally {
// finally block used to close resources
try {
if (pstmt != null) conn.close();
} catch (SQLException se) {
} // do nothing
try {
if (conn != null) conn.close();
} catch (SQLException se) {
se.printStackTrace();
} // end finally try
} // end try
}
public void init(ServletConfig config) throws ServletException {
super.init(config);
try {
int a;
a = 3;
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
String url = "jdbc:odbc:books";
connection = DriverManager.getConnection(url);
} catch (Exception e) {
e.printStackTrace();
}
}
public void init(ServletConfig servletconfig) throws ServletException {
super.init(servletconfig);
try {
System.out.println("inside init");
Class.forName("oracle.jdbc.driver.OracleDriver");
System.out.println("driver is created");
con = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:XE", "care", "care");
System.out.println("Connection is created");
st = con.createStatement();
System.out.println("statement is created");
} catch (Exception exception) {
System.out.println(exception);
}
}
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
Connection con =
DriverManager.getConnection(Utility.connection, Utility.username, Utility.password);
String email = request.getParameter("email_id");
String number = "";
boolean exists = false;
String user_name = "";
int user_id = -1;
String str1 = "SELECT USER_ID,NAME,PHONE_NUMBER FROM USERS WHERE EMAIL_ID=?";
PreparedStatement prep1 = con.prepareStatement(str1);
prep1.setString(1, email);
ResultSet rs1 = prep1.executeQuery();
if (rs1.next()) {
exists = true;
user_id = rs1.getInt("USER_ID");
user_name = rs1.getString("NAME");
number = rs1.getString("PHONE_NUMBER");
}
int verification = 0;
JSONObject data = new JSONObject();
if (exists) {
verification = (int) (Math.random() * 9535641 % 999999);
System.out.println("Number " + number + "\nVerification: " + verification);
SMSProvider.sendSMS(
number, "Your One Time Verification Code for PeopleConnect Is " + verification);
}
data.put("user_name", user_name);
data.put("user_id", user_id);
data.put("verification_code", "" + verification);
data.put("phone_number", number);
String toSend = data.toJSONString();
out.print(toSend);
System.out.println(toSend);
} catch (Exception e) {
e.printStackTrace();
} finally {
out.close();
}
}
// Log into DB and print out all logs.
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
try (Connection connection =
DriverManager.getConnection(getConnectionUrl(), "postgres", null)) {
// Insert current request in DB ...
insertLog(req, connection);
// ... and then return all logs stored so far
resp.setContentType("text/plain");
PrintWriter out = resp.getWriter();
printOutLogs(connection, out);
} catch (SQLException e) {
throw new ServletException("Cannot update DB: " + e, e);
}
}
public void doPost(HttpServletRequest req, HttpServletResponse res) throws IOException {
try {
res.setContentType("text/html");
pw = res.getWriter();
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con = DriverManager.getConnection("jdbc:odbc:com", "o7it58", "yajiv32737");
st = con.createStatement();
pw.println("<html>");
pw.println("<head><title>Welcome</title></head>");
pw.println("<body>");
s = req.getParameter("login");
if (s.equals("Submit")) {
uname = req.getParameter("firstname");
pass = req.getParameter("pwd");
PrintWriter out = new PrintWriter(new FileWriter("log.txt"), true);
out.println(uname);
rs =
st.executeQuery(
"select type from login where username='******' and password='******'");
if (rs.next()) {
type = rs.getString("type");
} else {
pw.println("<center>");
pw.println("User does not exists");
pw.println("</center>");
}
if (type.equals("admin")) {
pw.println(
"<a href=\"http://localhost:8080/servlet/AdminLogin\">Hello Admin.Please Click Here</a>");
} else if (type.equals("staff")) {
pw.println(
"<a href=\"http://localhost:8080/servlet/StaffLogin\">Hello Staff.Please Click Here</a>");
} else {
pw.println(
"<a href=\"http://localhost:8080/servlet/StudentLogin\">Hello Student.Please Click Here</a>");
}
}
pw.println("</body></html>");
} catch (Exception e) {
}
}
public void init(ServletConfig sc) throws ServletException {
super.init(sc);
try {
Class.forName("com.mysql.jdbc.Driver");
System.out.println("driver is loaded");
con = DriverManager.getConnection(url, un, password);
System.out.println("connected");
stmt = con.createStatement();
System.out.println("wrapper created");
} catch (ClassNotFoundException cnfe) {
System.out.println("driver Not Loaded" + cnfe.getMessage());
return;
} catch (SQLException sqle) {
System.out.println("connection problem" + sqle.getMessage());
return;
}
}
public void doPost(HttpServletRequest req, HttpServletResponse res)
throws IOException, ServletException {
res.setContentType("text/html");
PrintWriter out = res.getWriter();
/* Get Session */
HttpSession s = req.getSession(true);
/* Make sure user is logged in */
if (s.getAttribute("login") == null || (String) s.getAttribute("login") != "go") {
req.getRequestDispatcher("login.jsp").forward(req, res);
}
try {
String dbuser = this.getServletContext().getInitParameter("dbuser");
String dbpassword = this.getServletContext().getInitParameter("dbpassword");
Class.forName("com.mysql.jdbc.Driver");
Connection conn =
DriverManager.getConnection("jdbc:mysql://localhost/project", dbuser, dbpassword);
Statement stmt = conn.createStatement();
stmt.execute(
"INSERT INTO songs VALUES(null, '"
+ req.getParameter("song_name")
+ "', '"
+ req.getParameter("artist")
+ "', '"
+ req.getParameter("album")
+ "', '"
+ req.getParameter("genre")
+ "', 0)");
stmt.close();
conn.close();
// delete memcache since new song is now added
MemcachedClient c = new MemcachedClient(new InetSocketAddress("127.0.0.1", 11211));
c.delete("master");
req.getRequestDispatcher("add_song_success.jsp").forward(req, res);
} catch (Exception e) {
out.println(e.getMessage());
}
}
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
Connection con =
DriverManager.getConnection(Utility.connection, Utility.username, Utility.password);
int user_id = Integer.parseInt(request.getParameter("user_id"));
int question_id = Integer.parseInt(request.getParameter("question_id"));
int option = Integer.parseInt(request.getParameter("option"));
System.out.println("uid: " + user_id + "\nquestion: " + question_id + "\noption: " + option);
String str1 = "INSERT INTO VOTES(USER_ID, QUESTION_ID,OPTION_VOTED) VALUES (?,?,?)";
PreparedStatement prep1 = con.prepareStatement(str1);
prep1.setInt(1, user_id);
prep1.setInt(3, option);
prep1.setInt(2, question_id);
prep1.execute();
String str2 = "SELECT OPTION_" + option + " FROM ARCHIVE_VOTES WHERE QUESTION_ID=?";
PreparedStatement prep2 = con.prepareStatement(str2);
prep2.setInt(1, question_id);
int count = 0;
ResultSet rs2 = prep2.executeQuery();
if (rs2.next()) {
count = rs2.getInt("OPTION_" + option);
}
count++;
String str3 = "UPDATE ARCHIVE_VOTES SET OPTION_" + option + "=? WHERE QUESTION_ID=?";
PreparedStatement prep3 = con.prepareStatement(str3);
prep3.setInt(1, count);
prep3.setInt(2, question_id);
prep3.executeUpdate();
out.print("You Vote has been recorded! Thank you!");
System.out.println(
"Voted for question " + question_id + ", by user " + user_id + ", for option " + option);
} catch (Exception e) {
e.printStackTrace();
} finally {
out.close();
}
}
public void init() throws ServletException {
ServletContext context = getServletContext();
String driver = context.getInitParameter("p1");
String cs = context.getInitParameter("p2");
String username = context.getInitParameter("p3");
String password = context.getInitParameter("p4");
try {
Class.forName(driver);
con = DriverManager.getConnection(cs, username, password);
ps =
con.prepareStatement(
"select * from registration1 where username=? and password=? and user_type=?");
} catch (Exception e) {
e.printStackTrace();
}
}
public void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
try {
String username = request.getParameter("t1");
String password = request.getParameter("t2");
String email = request.getParameter("t4");
String college = request.getParameter("t5");
String phone = request.getParameter("t6");
String country = request.getParameter("t7");
String languages = request.getParameter("t8");
Class.forName("oracle.jdbc.driver.OracleDriver");
Connection con =
DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:xe", "system", "tiger");
PreparedStatement pst = con.prepareStatement("insert into stu_tab values(?,?,?,?,?,?,?)");
pst.setString(1, username);
pst.setString(2, password);
pst.setString(3, email);
pst.setString(4, college);
pst.setString(5, phone);
pst.setString(6, country);
pst.setString(7, languages);
int i = pst.executeUpdate();
if (i != 0) {
out.println("<html><body align=center bgcolor=#C0C0C0 text=black>");
out.println("<h3>!.. Registration Successful !..</h3>");
out.println(
"<a href=Slogin1.html style=text-decoration:none>click here</a> to go back to login page");
out.println("</body></html>");
} else {
out.println("<html><body align=center bgcolor=#C0C0C0 text=black>");
out.println("<h3>!.. Registration Failed !..</h3>");
out.println(
"<a href=Slogin1.html style=text-decoration:none>click here</a> to go back to login page");
out.println("</body></html>");
}
} catch (Exception e) {
out.println(e);
}
}
private Connection getConnectiontoDB() {
Connection con = null;
/* String url = "jdbc:postgresql://10.16.194.69:5432/ls";
String user = "******";
String password = "******";*/
String url = "jdbc:postgresql://localhost:5432/ls";
String user = "******";
String password = "******";
try {
Class.forName("org.postgresql.Driver");
con = DriverManager.getConnection(url, user, password);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return con;
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// I use "session" in order to throws the object named user bean.
HttpSession session = request.getSession(true);
response.setContentType("text/html");
request.setCharacterEncoding("UTF-8");
UserBean ub = (UserBean) session.getAttribute("user");
if (ub == null) {
String haveLogin = "******";
session.setAttribute("haveLogin", haveLogin);
response.sendRedirect("cart");
} else {
String mID = ub.getmID();
String iID = (String) request.getParameter("iID");
// String idx = (String)request.getParameter("idx");
Connection conn = null;
try {
// Getting the connection from database.
Class.forName("com.mysql.jdbc.Driver");
/*conn = DriverManager
.getConnection("jdbc:mysql://localhost/se?"
+ "user=root");*/
conn =
DriverManager.getConnection(
"jdbc:mysql://localhost/user_register?"
+ "user=sqluser&password=sqluserpw&useUnicode=true&characterEncoding=UTF-8");
String sql = "delete from cart_item_mapping where mID=? and iID = ?";
PreparedStatement pst = conn.prepareStatement(sql);
// Using preparedstatement by set the parameter related to "?" symbol.
pst.setString(1, mID);
pst.setString(2, iID);
pst.executeUpdate();
pst.close();
response.sendRedirect("ShowCartController");
} catch (Exception e) {
e.printStackTrace();
}
}
}
/* uses badsource and badsink */
public void bad() throws Throwable {
String data;
switch (6) {
case 6:
{
data = "pass";
}
break;
default:
/* INCIDENTAL: CWE 561 Dead Code, the code below will never run */
{
java.util.logging.Logger log_good_source =
java.util.logging.Logger.getLogger("local-logger");
BufferedReader bufread2 = null;
InputStreamReader inread2 = null;
Properties prop = new Properties();
IO.writeLine("Enter the password: "******"";
try {
inread2 = new InputStreamReader(System.in);
bufread2 = new BufferedReader(inread2);
/* FIX: password is read from stdin */
data = bufread2.readLine();
} catch (Exception e) {
log_good_source.warning("Exception in try");
} finally {
try {
if (bufread2 != null) {
bufread2.close();
}
} catch (IOException e) {
log_good_source.warning("Error closing bufread2");
} finally {
try {
if (inread2 != null) {
inread2.close();
}
} catch (IOException e) {
log_good_source.warning("Error closing inread2");
}
}
}
}
break;
}
java.util.logging.Logger log2 = java.util.logging.Logger.getLogger("local-logger");
Connection conn2 = null;
PreparedStatement st = null;
ResultSet rs2 = null;
String pw = data;
try {
/* POTENTIAL FLAW: use of hard-coded password */
conn2 = DriverManager.getConnection("data-url", "root", pw);
st = conn2.prepareStatement("select * from test_table");
rs2 = st.executeQuery();
} catch (SQLException e) {
log2.warning("Error with database connection");
} finally {
try {
if (rs2 != null) {
rs2.close();
}
} catch (SQLException e) {
log2.warning("Error closing rs2");
} finally {
try {
if (st != null) {
st.close();
}
} catch (SQLException e) {
log2.warning("Error closing st");
} finally {
try {
if (conn2 != null) {
conn2.close();
}
} catch (SQLException e) {
log2.warning("Error closing conn2");
}
}
}
}
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
PageContext pageContext = null;
HttpSession session = null;
ServletContext application = null;
ServletConfig config = null;
JspWriter out = null;
Object page = this;
JspWriter _jspx_out = null;
PageContext _jspx_page_context = null;
try {
response.setContentType("text/html; charset=ISO-8859-1");
pageContext = _jspxFactory.getPageContext(this, request, response, null, true, 8192, true);
_jspx_page_context = pageContext;
application = pageContext.getServletContext();
config = pageContext.getServletConfig();
session = pageContext.getSession();
out = pageContext.getOut();
_jspx_out = out;
_jspx_resourceInjector =
(org.glassfish.jsp.api.ResourceInjector)
application.getAttribute("com.sun.appserv.jsp.resource.injector");
out.write("\n");
out.write(" \n");
out.write(" \n");
out.write(" \n");
Class.forName("com.mysql.jdbc.Driver");
out.write("\n");
out.write(" \n");
out.write(" \n");
out.write(
"<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n");
out.write("<html>\n");
out.write("<head>\n");
out.write(" <link href=\"css/bootstrap.min.css\" rel=\"stylesheet\">\n");
out.write(" <!-- Bootstrap css online -->\n");
out.write(
" <link rel=\"stylesheet\" href=\"http://netdna.bootstrapcdn.com/bootstrap/3.0.3/css/bootstrap.min.css\">\n");
out.write(" <link href=\"css/customcss.css\" rel=\"stylesheet\">\n");
out.write(
" <script type=\"text/javascript\" src=\"js/jquery-1.10.2.min.js\"></script>\n");
out.write(" <script src=\"js/bootstrap.min.js\"></script>\n");
out.write("\n");
out.write("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=ISO-8859-1\">\n");
out.write("<title>Analysis of Algorithms : D.B.Phatak</title>\n");
out.write("</head>\n");
out.write("<body>\n");
out.write("\n");
out.write("<!--Header-->\n");
out.write("\n");
out.write(" ");
String name = (String) session.getAttribute("pass");
out.write("\n");
out.write(" <div class=\"container\">\n");
out.write(" <br>\n");
out.write(" <!--HEADER -->\n");
out.write(" <div class=\"header\">\n");
out.write(
" <a href=\"index.jsp\" style=\"color: #000;\"> <ul class=\"nav nav-pills pull-left\" >\n");
out.write(
" <li id=\"brand_icon\"> <img src=\"Images/mic_logo.png\" alt=\"\" width=\"80px\" height=\"80px\"/></li>\n");
out.write(
" <li id=\"brand_name\"> <p class=\"title\"><span style=\"font-size: 70px;\">|</span> iClass <strong>Forum</strong></p></li>\n");
out.write("\n");
out.write(" </ul></a>\n");
out.write(
" <!-- <p class=\"title1\">iClass</p> <p class=\"title2\">Forum</p> \n");
out.write(" -->\n");
out.write(" <form action=\"Login\" method=\"post\">\n");
out.write("\n");
out.write(
" <ul class=\"nav nav-pills pull-right\" style=\"margin-top: 35px\">\n");
out.write(" <li><a href=\"index.jsp\">Home</a></li>\n");
out.write(" <li><a href=\"contactus.jsp\">Contact Us</a></li>\n");
out.write("\n");
out.write(" ");
if (name != null) {
try {
out.write("\n");
out.write("\n");
out.write(" <li><a href=\"logout.jsp\">Logout</a></li>\n");
out.write(" <li style=\"margin-top: 10px\">Welcome ");
out.print(name);
out.write("</li>\n");
out.write("\n");
out.write(" ");
} catch (Exception e) {
System.out.println("Problem :" + e);
}
} else {
out.write("\n");
out.write("\n");
out.write(" <li><a href=\"signup.jsp\">Login</a></li>\n");
out.write("\n");
out.write(" ");
}
out.write("\n");
out.write("\n");
out.write(" </ul>\n");
out.write(" </form>\n");
out.write("\n");
out.write("\n");
out.write(" </div>\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write(" <br>\n");
out.write(" \n");
out.write(" \n");
out.write("\n");
out.write(" <!-- MODAL -->\n");
out.write(" <form action=\"\" name=\"batti\" method=\"post\">\n");
out.write("\n");
out.write(
" <div class=\"modal fade\" id=\"myModal\" tabindex=\"-1\" role=\"dialog\" aria-labelledby=\"myModalLabel\" aria-hidden=\"true\">\n");
out.write(" <div class=\"modal-dialog\">\n");
out.write(" <div class=\"modal-content\">\n");
out.write(" <div class=\"modal-header\">\n");
out.write(
" <button type=\"button\" class=\"close\" data-dismiss=\"modal\" aria-hidden=\"true\">×</button>\n");
out.write(" <h4 class=\"modal-title\" id=\"myModalLabel\">Answer here</h4>\n");
out.write(" </div>\n");
out.write(" <div class=\"modal-body\">\n");
out.write(" <div class=\"input-group input-group-lg\">\n");
out.write(" <span class=\"input-group-addon\">\n");
out.write(
" <span class=\"glyphicon glyphicon-pencil\"></span>\n");
out.write(" </span>\n");
out.write(
" <textarea class=\"form-control\" id=\"currentans\" name=\"mainanswer\" rows=\"10\" style=\"resize: vertical;\">\n");
out.write(" </textarea>\n");
out.write(" </div>\n");
out.write(" </div>\n");
out.write(" <div class=\"modal-footer\">\n");
out.write(
" <input type=\"text\" id=\"hidden\" name=\"maindata\" value=\"JAI HO\"/>\n");
out.write(
" <button type=\"button\" class=\"btn btn-primary\" onClick=\"saveAns()\">Save Answer</button>\n");
out.write(" </div>\n");
out.write(" </div>\n");
out.write(" </div>\n");
out.write(" </div>\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write(" </form>\n");
out.write(" <!-- MODAL ENDS HERE -->\n");
out.write("\n");
out.write("<div class=\"page1\" > \n");
out.write(" <center>\n");
out.write("\n");
out.write(
" <font face=\"myFontThin\" size=\"6\" class=\"title\">Department of </font><font face=\"myFontThick\" size=\"8\"><b>Computer Science</b></font>\n");
out.write(" <br>\n");
out.write(" <font face=\"myFontThick\" size=\"5\">Prof. sunil</font>\n");
out.write(" \n");
out.write(" </center>\n");
out.write(
" <br> <br> <font face=\"myFontThick\" size=\"6\"><b> bbbbbb </b></font>\n");
out.write("<br><br><br>\n");
out.write(" \n");
out.write("\n");
out.write("\n");
out.write(" ");
Connection connection =
DriverManager.getConnection("jdbc:mysql://localhost/aakash", "root", "lavikothari");
Statement statement = connection.createStatement();
ResultSet resultset = statement.executeQuery("select * from qa27;");
int i = 0, no, ct = 0;
String qid, bid, ansdivid, buttonid, delbuttonid, userid, answerid;
while (resultset.next()) {
ct++;
no = resultset.getInt(1);
if (i < no) {
i = no;
}
qid = "q" + no;
ansdivid = "ans" + no;
bid = "b" + no;
buttonid = "button" + no;
delbuttonid = "delbutton" + no;
userid = "user" + no;
answerid = "answer" + no;
out.write("\n");
out.write(" <!-- <form action=\"\" method=\"get\" name=\"batti\" > -->\n");
out.write("\t \n");
out.write("\t<div class=\"panel panel-default\">\n");
out.write(" <div class=\"panel-heading\">\n");
out.write(" <h3 class=\"panel-title\">\n");
out.write(" <div id=");
out.print(userid);
out.write(
" style=\"font-style:bold ;font-size:15px; padding-left:0.5px ;text-shadow: 2px 2px 8px #6E6E6E\">\n");
out.write("\t \t");
out.print(resultset.getString(4));
out.write("\n");
out.write(" </div>\n");
out.write(" </h3>\n");
out.write(" </div>\n");
out.write(" <div class=\"panel-body\">\n");
out.write(" <div id=");
out.print(qid);
out.write(" style=\"text-align:left ;font-size:20px;font-style:italic\">\n");
out.write("\t\t\t");
out.print(resultset.getString(2));
out.write("<br><br>\n");
out.write("\t\t</div>\n");
out.write("\t \t<div class=\"panel panel-default\" id=");
out.print(ansdivid);
out.write(" >\n");
out.write(" \t\t\t\t<div class=\"panel-body\" >\n");
out.write(" \t\t\t \t\t<p id=");
out.print(answerid);
out.write('>');
out.print(resultset.getString(3));
out.write("</p>\n");
out.write(" \t\t \t\t</div>\n");
out.write("\t\t</div>\n");
out.write("\t\t<div id=");
out.print(bid);
out.write(" >\n");
out.write("\t\t\t ");
String condition = (String) session.getAttribute("pass");
String prof1 = (String) session.getAttribute("Prof");
String prof2 = (String) session.getAttribute("Prof2");
// out.println("Lec="+condition);
// out.println("prof1="+prof1);
// out.println("prof2="+prof2);
// System.out.println("Lec="+condition);
if (condition != null && prof1.equals(prof2)) {
out.write(" \n");
out.write("\n");
out.write(
" <input type=\"button\" class=\"btn btn-primary btn-sm\" style=\"float:right;display:inline\" value=\"Delete\" onClick=\"delQues(this.id)\" id=");
out.print(delbuttonid);
out.write(" />\n");
out.write(
" <input type=\"button\" class=\"btn btn-primary btn-sm\" style=\"float:left;display:inline\" data-toggle=\"modal\" value=\"Answer\" data-target=\"#myModal\" onClick=\"myfunc(this.id)\" id=");
out.print(buttonid);
out.write(" />\n");
out.write(" ");
}
out.write("\n");
out.write(" \n");
out.write("\t\t</div>\n");
out.write(" </div>\n");
out.write(" </div>\n");
out.write("\t\n");
out.write("\t \n");
out.write("\t\t\n");
out.write(" ");
}
out.write("\n");
out.write("\n");
out.write(
" <form action=\"\" name=\"delform\" method=\"post\" style=\"visibility:hidden\">\n");
out.write("\n");
out.write(
" <input type=\"text\" id= \"delfieldid\" name=\"delfield\" value=\"Namastey\" />\n");
out.write(
" <input type=\"text\" id= \"futureid\" name=\"futurefield\" value=\"London\" />\n");
out.write(" </form>\n");
out.write("\n");
out.write("\n");
out.write(" <span id =\"debug\" style=\"visibility:hidden\">Hello </span>\n");
out.write("\n");
out.write(" </div>\n");
out.write("</div> \n");
out.write("\t \n");
out.write(" \n");
out.write("</div>\n");
out.write(" \n");
out.write(" </div>\n");
out.write(" \n");
out.write(" \n");
out.write(" <script type=\"text/javascript\">\n");
out.write("\t count=");
out.print(ct);
out.write(";\n");
out.write("\t debugging=document.getElementById(\"debug\");\n");
out.write("\t debugging.innerHTML=\"Count is\"+count;\n");
out.write("\t hid=document.getElementById(\"hidden\");\n");
out.write("\t hid.style.display='none';\n");
out.write("\t \n");
out.write("\t for (x=1;x<=count;x++)\n");
out.write("\t {\t\n");
out.write("\t\t y=document.getElementById(\"answer\"+x);\n");
out.write("\t\t debug.innerHTML+=y.innerHTML;\n");
out.write("\t\t z=document.getElementById(\"button\"+x);\n");
out.write("\t\t if(y!=null && y.innerHTML==\"\")\n");
out.write("\t\t {\n");
out.write("\t\t document.getElementById(\"ans\"+x).style.display='none';\n");
out.write("\t\t }\n");
out.write("\t\t \n");
out.write("\t\t else\n");
out.write("\t\t\t {\n");
out.write("\t\t\t if(z!=null){\n");
out.write("\t\t\t z.value=\"Edit Answer\";\n");
out.write("\t\t\t }\n");
out.write("\t\t\t }\n");
out.write("\t }\n");
out.write("\n");
out.write("\t function myfunc(clicked_id){\n");
out.write("\t\t \n");
out.write("\t\t hid.value=clicked_id;\n");
out.write("\t\t quesid=clicked_id.replace(\"button\",\"q\");\n");
out.write("\t\t ansid=clicked_id.replace(\"button\",\"answer\");\n");
out.write("\t\t \n");
out.write("\t\t question=document.getElementById(quesid).innerHTML;\n");
out.write("\t\t answer=document.getElementById(ansid).innerHTML;\n");
out.write("\t\t \n");
out.write("\t\t answer.replace(\" \",\"\");\n");
out.write("\t\t question.replace(\" \",\"\");\n");
out.write("\t\t \n");
out.write("\t\t document.getElementById(\"myModalLabel\").innerHTML=question;\n");
out.write("\t\t document.getElementById(\"currentans\").value=answer;\n");
out.write("\t\t \n");
out.write("\t }\n");
out.write("\t \n");
out.write("\t\n");
out.write("\t function saveAns()\n");
out.write("\t {\n");
out.write("\t\t document.batti.submit();\n");
out.write("\t\t \n");
out.write("\t\t ");
String clid = request.getParameter("maindata");
if (clid != null) {
String tobeanswered = clid.replace("button", "");
System.out.println(tobeanswered);
String answer = request.getParameter("mainanswer");
Statement stmt = connection.createStatement();
String query = "update qa27 set ans ='" + answer + "' where id='" + tobeanswered + "';";
stmt.executeUpdate(query);
response.sendRedirect("lec.jsp#user" + tobeanswered);
}
out.write("\n");
out.write("\t }\n");
out.write("\t \n");
out.write("\t \n");
out.write("\n");
out.write("\t function delQues(clicked_id)\n");
out.write("\t {\n");
out.write("\t\t \n");
out.write("\t\t document.getElementById(\"delfieldid\").value=clicked_id;\n");
out.write("\t\t \n");
out.write("\t\t \n");
out.write("\t\t\t document.getElementById(\"futureid\").value=\"yesssssssss\";\n");
out.write("\t\t v=parseInt(clicked_id.replace(\"delbutton\",\"\"))+1;\n");
out.write("\t\t while(document.getElementById(\"user\"+v)==null && v<count)\n");
out.write("\t\t\t {\n");
out.write("\t\t\t v++;\n");
out.write("\t\t\t document.getElementById(\"futureid\").value=\"user\"+v;\n");
out.write("\t\t\t }\n");
out.write("\t\t if(clicked_id==\"delbutton\"+count)\n");
out.write("\t\t\t {\n");
out.write("\t\t\t v=parseInt(clicked_id.replace(\"delbutton\",\"\"))-1;\n");
out.write("\t\t\t }\n");
out.write("\t\tdocument.getElementById(\"futureid\").value=\"user\"+v;\n");
out.write("\t\t\t \n");
out.write("\t\t document.delform.submit();\n");
out.write("\t\t \n");
out.write("\t\t ");
String delid = request.getParameter("delfield");
if (delid != null) {
String tobedel = delid.replace("delbutton", "");
System.out.println("Deleting " + tobedel);
Statement stmt1 = connection.createStatement();
String query1 = "delete from qa27 where id='" + tobedel + "';";
stmt1.executeUpdate(query1);
String futid = request.getParameter("futurefield");
response.sendRedirect("lec.jsp#" + futid);
}
out.write("\n");
out.write("\t\t \n");
out.write("\t }\n");
out.write("\t \n");
out.write("\t \n");
out.write("\t </script>\n");
out.write("\t\n");
out.write("\n");
out.write("</body>\n");
out.write("</html> \n");
} catch (Throwable t) {
if (!(t instanceof SkipPageException)) {
out = _jspx_out;
if (out != null && out.getBufferSize() != 0) out.clearBuffer();
if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
else throw new ServletException(t);
}
} finally {
_jspxFactory.releasePageContext(_jspx_page_context);
}
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
HttpSession session = request.getSession(false);
if (session == null) {
session = request.getSession();
}
PrintWriter out = response.getWriter();
Connection conn = null;
Statement stmt = null;
try {
System.out.println("Enrollno: 130050131067");
// STEP 2: Register JDBC driver
Class.forName(JDBC_DRIVER);
// STEP 3: Open a connection
System.out.println("Connecting to a selected database...");
conn = DriverManager.getConnection(DB_URL, USER, PASS);
System.out.println("Connected database successfully...");
stmt = conn.createStatement();
// STEP 2: Executing query
String name = "asdf";
String rollno = "34";
String branch = "CSE";
String sql =
"INSERT INTO student(rollno, name, branch) VALUES ('"
+ rollno
+ "', '"
+ name
+ "', '"
+ branch
+ "')";
if (stmt.executeUpdate(sql) != 0) {
out.println("Record has been inserted</br>");
} else {
out.println("Sorry! Failure</br>");
}
} catch (SQLException se) {
// Handle errors for JDBC
se.printStackTrace();
} catch (Exception e) {
// Handle errors for Class.forName
e.printStackTrace();
} finally {
// finally block used to close resources
try {
if (stmt != null) conn.close();
} catch (SQLException se) {
} // do nothing
try {
if (conn != null) conn.close();
} catch (SQLException se) {
se.printStackTrace();
} // end finally try
} // end try
}
/**
* 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 username = request.getParameter("username");
String password = request.getParameter("password");
Statement stmt;
ResultSet rs;
if (username == null || password == null) {
out.println("<h1>Invalid Register Request</h1>");
out.println("<a href=\"register.html\">Register</a>");
return;
}
Connection con = null;
try {
Class.forName("com.mysql.jdbc.Driver");
String connectionUrl = "jdbc:mysql://localhost/project3?" + "user=root&password=marouli";
con = DriverManager.getConnection(connectionUrl);
if (con != null) {
System.out.println("Ola ok me mysql");
}
} catch (SQLException e) {
System.out.println("SQL Exception: " + e.toString());
} catch (ClassNotFoundException cE) {
System.out.println("Class Not Found Exception: " + cE.toString());
}
try {
stmt = con.createStatement();
rs = stmt.executeQuery("SELECT * FROM users WHERE username='******'");
if (rs.next()) {
out.println("<h1>Username exists</h1>");
out.println("<a href=\"register.html\">Register</a>");
stmt.close();
rs.close();
con.close();
return;
}
stmt.close();
rs.close();
stmt = con.createStatement();
if (!stmt.execute("INSERT INTO users VALUES('" + username + "', '" + password + "')")) {
out.println("<h1>You are now registered " + username + "</h1>");
out.println("<a href=\"index.jsp\">Login</a>");
int i;
for (i = 0; i < listeners.size(); i++) listeners.get(i).UserRegistered(username);
} else {
out.println("<h1>Could not add your username to the db</h1>");
out.println("<a href=\"register.html\">Register</a>");
}
stmt.close();
con.close();
} catch (SQLException e) {
throw new ServletException("Servlet Could not display records.", e);
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
server svr = new server();
response.setContentType("text/html");
HttpSession session = request.getSession(true);
PrintWriter out = response.getWriter();
String email = request.getParameter("email");
String pw1 = request.getParameter("pw1");
String pw2 = request.getParameter("pw2");
String error = null;
String username = session.getAttribute("username").toString();
if (pw1.compareTo(pw2) != 0) {
error = "Passwords do not match";
session.setAttribute("ErrorMessage", error);
response.sendRedirect("home.jsp");
}
try {
Statement st = null;
String strQuery = null;
if ((pw1.length() == 0) && (email.length() == 0)) {
session.setAttribute("ErrorMessage", "Nothing to change!");
response.sendRedirect("home.jsp");
} else if ((pw1.length() != 0) && (email.length() != 0)) {
strQuery =
"UPDATE `twitter2012`.`users` SET `password`='"
+ pw1
+ "', `email_address`='"
+ email
+ "' WHERE `username`='"
+ username
+ "'";
session.setAttribute("email", email);
} else if ((pw1.length() == 0) && (email.length() != 0)) {
strQuery =
"UPDATE `twitter2012`.`users` SET `email_address`='"
+ email
+ "' WHERE `username`='"
+ username
+ "'";
session.setAttribute("email", email);
} else if ((pw1.length() != 0) && (email.length() == 0)) {
strQuery =
"UPDATE `twitter2012`.`users` SET `password`='"
+ pw1
+ "' WHERE `username`='"
+ username
+ "'";
}
Connection dbcon = null;
Class.forName("com.mysql.jdbc.Driver").newInstance();
dbcon = DriverManager.getConnection(svr.getURL(), svr.getUN(), svr.getPW());
st = dbcon.createStatement();
st.executeUpdate(strQuery);
session.setAttribute("ErrorMessage", "Details Changed");
dbcon.close();
session.setAttribute("ErrorMessage", "Details Changed");
response.sendRedirect("home.jsp");
} catch (Exception ex) {
out.println(ex);
}
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
HttpSession session = request.getSession(true);
try {
Object accountObject = session.getValue(ACCOUNT);
// If no account object was put in the session, or
// if one exists but it is not a hashtable, then
// redirect the user to the original login page
if (accountObject == null)
throw new RuntimeException("You need to log in to use this service!");
if (!(accountObject instanceof Hashtable))
throw new RuntimeException("You need to log in to use this service!");
Hashtable account = (Hashtable) accountObject;
String userName = (String) account.get("name");
//////////////////////////////////////////////
// Display Messages for the user who logged in
//////////////////////////////////////////////
out.println("<HTML>");
out.println("<HEAD>");
out.println("<TITLE>Contacts for " + userName + "</TITLE>");
out.println("</HEAD>");
out.println("<BODY BGCOLOR='#EFEFEF'>");
out.println("<H3>Welcome " + userName + "</H3>");
out.println("<CENTER>");
Connection con = null;
Statement stmt = null;
ResultSet rs = null;
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
con =
DriverManager.getConnection(
"jdbc:mysql://localhost/contacts?user=kareena&password=kapoor");
stmt = con.createStatement();
rs =
stmt.executeQuery(
"SELECT * FROM contacts WHERE userName='******' ORDER BY contactID");
out.println("<form name='deleteContactsForm' method='post' action='deleteContact'>");
out.println("<TABLE BGCOLOR='#EFEFFF' CELLPADDING='2' CELLSPACING='4' BORDER='1'>");
out.println("<TR BGCOLOR='#D6DFFF'>");
out.println("<TD ALIGN='center'><B>Contact ID</B></TD>");
out.println("<TD ALIGN='center'><B>Contact Name</B></TD>");
out.println("<TD ALIGN='center'><B>Comment</B></TD>");
out.println("<TD ALIGN='center'><B>Date</B></TD>");
out.println("<TD ALIGN='center'><B>Delete Contacts</B></TD>");
out.println("</TR>");
int nRows = 0;
while (rs.next()) {
nRows++;
String messageID = rs.getString("contactID");
String fromUser = rs.getString("contactName");
String message = rs.getString("comments");
String messageDate = rs.getString("dateAdded");
out.println("<TR>");
out.println("<TD>" + messageID + "</TD>");
out.println("<TD>" + fromUser + "</TD>");
out.println("<TD>" + message + "</TD>");
out.println("<TD>" + messageDate + "</TD>");
out.println(
"<TD><input type='checkbox' name='msgList' value='" + messageID + "'> Delete</TD>");
out.println("</TR>");
}
out.println("<TR>");
out.println(
"<TD COLSPAN='6' ALIGN='center'><input type='submit' value='Delete Selected Contacts'></TD>");
out.println("</TR>");
out.println("</TABLE>");
out.println("</FORM>");
} catch (Exception e) {
out.println("Could not connect to the users database.<P>");
out.println("The error message was");
out.println("<PRE>");
out.println(e.getMessage());
out.println("</PRE>");
} finally {
if (rs != null) {
try {
rs.close();
} catch (SQLException ignore) {
}
}
if (stmt != null) {
try {
stmt.close();
} catch (SQLException ignore) {
}
}
if (con != null) {
try {
con.close();
} catch (SQLException ignore) {
}
}
}
out.println("</CENTER>");
out.println("</BODY>");
out.println("</HTML>");
} catch (RuntimeException e) {
out.println("<script language=\"javascript\">");
out.println("alert(\"You need to log in to use this service!\");");
out.println("</script>");
out.println("<a href='index.html'>Click Here</a> to go to the main page.<br><br>");
out.println(
"Or Click on the button to exit<FORM><INPUT onClick=\"javascipt:window.close()\" TYPE=\"BUTTON\" VALUE=\"Close Browser\" TITLE=\"Click here to close window\" NAME=\"CloseWindow\" STYLE=\"font-family:Verdana, Arial, Helvetica; font-size:smaller; font-weight:bold\"></FORM>");
log(e.getMessage());
return;
}
}
// To connect to the specified database.
private static Connection getConnected(
String drivername, String dbstring, String username, String password) throws Exception {
Class drvClass = Class.forName(drivername);
DriverManager.registerDriver((Driver) drvClass.newInstance());
return (DriverManager.getConnection(dbstring, username, password));
}
/** @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// TODO Auto-generated method stub
response.setContentType("text/html");
Connection conn = null;
System.out.println("Reached here 1");
String driver = "sun.jdbc.odbc.JdbcOdbcDriver";
String user = "";
String userpass = "";
String strQuery = "";
Statement st = null;
ResultSet rs = null;
HttpSession session = request.getSession(true);
try {
Class.forName(driver);
conn = DriverManager.getConnection("jdbc:odbc:test", "", "");
if (request.getParameter("user") != null
&& request.getParameter("user") != ""
&& request.getParameter("userpass") != null
&& request.getParameter("userpass") != "") {
user = request.getParameter("user").toString();
userpass = request.getParameter("userpass").toString();
strQuery = "select * from register ";
st = conn.createStatement();
System.out.println("Reached here 2");
rs = st.executeQuery(strQuery);
System.out.println("Reached here 3");
String cpass = null;
String name = null;
while (rs.next()) {
if (rs.getString(3).equals(user)) {
name = rs.getString(1);
cpass = rs.getString("pass");
break;
}
}
session.setAttribute("sname", name);
System.out.println("Reached Here 4");
StringBuffer q = pack.calc(userpass);
String q1 = q.toString();
System.out.println("Reached Here 5");
if (cpass.equals(q1)) {
RequestDispatcher rd =
this.getServletConfig().getServletContext().getRequestDispatcher("/home.jsp");
rd.forward(request, response);
} else {
RequestDispatcher rd =
this.getServletConfig().getServletContext().getRequestDispatcher("/login5.jsp");
rd.forward(request, response);
}
}
conn.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public void service(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
res.setContentType("text/xml");
PrintWriter out = res.getWriter();
Connection con = null;
Statement stmt = null;
ResultSet rs = null;
HttpSession session = req.getSession(true);
String url = "";
String nom = "";
String mdp = "";
try {
// Enregistrement du Driver
Class.forName("org.postgresql.Driver");
// Chargement du fichier Props
Properties prop = new Properties();
try {
prop.load(new FileInputStream(getServletContext().getRealPath("/Props.txt")));
url = prop.getProperty("url");
nom = prop.getProperty("nom");
mdp = prop.getProperty("mdp");
} catch (Exception e) {
out.println(e.getMessage());
}
// Connexion a la base
con = DriverManager.getConnection(url, nom, mdp);
stmt = con.createStatement();
rs =
stmt.executeQuery(
"SELECT prix,libelle,pno From produits WHERE prix=(select MAX(prix) FROM produits) limit 1;");
int prix = 0;
String libelle = "";
int pno = 0;
if (rs.next()) {
prix = Integer.parseInt(rs.getString("prix"));
libelle = rs.getString("libelle");
pno = Integer.parseInt(rs.getString("pno"));
}
out.println("<data>");
out.println("<prix>" + prix + "</prix>");
out.println("<libelle>" + libelle + "</libelle>");
out.println("<pno>" + pno + "</pno>");
out.println("</data>");
} catch (Exception e) {
out.println(e.getMessage());
} finally {
try {
stmt.close();
con.close();
} catch (Exception e) {
out.println(e.getMessage());
}
}
}
public void doPost (HttpServletRequest req,HttpServletResponse res) throws ServletException, IOException
{
Connection con=null;
pw=res.getWriter();
Statement stmt=null;
ResultSet rr=null;
ResultSetMetaData rsmd;
res.setContentType("text/html");
try
{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con=DriverManager.getConnection("jdbc:odbc:sri","scott","tiger");
stmt=con.createStatement();
String inm="'"+req.getParameter("txtinm")+"'";
String q="'"+req.getParameter("txtq")+"'";
String t=req.getParameter("txtr");
char type=t.charAt(0);
System.out.println((char)type);
pw.println("Item name "+inm);
pw.println("Quantity "+q);
pw.println("Item Type "+t);
pw.println((char)type);
String qry1=null;
switch(type)
{
case 'H':
case 'h':
qry1="select rate,iname from hware where iname="+inm;
pw.println(qry1);
// rr=stmt.executeQuery("select rate from hware where iname="+inm);
rr=stmt.executeQuery(qry1);
pw.println("Query is Executed...");
break;
case 'S':
case 's': qry1="select rate,iname from sware where iname="+inm;
pw.println(qry1);
break;
case 'M':
case 'm': rr=stmt.executeQuery("select rate,title from music where title="+inm);
break;
case 'B':
case 'b': rr=stmt.executeQuery("select rate,title from books where title="+inm);
break;
default:
{
pw.println("Invalid choice");
myflag='n';
}
}
pw.println("Concerned Statement Prepared and Executed...");
pw.println((char)type+" Valid item type "+myflag);
/*rsmd=rr.getMetaData();
int col=rsmd.getColumnCount();
pw.println("The Above Query has fetched "+col+ " Columns");*/
String name="";
while(rr.next())
{
String rate=rr.getString(1);
int amount=Integer.parseInt(rate);
name=rr.getString(2);
System.out.println(" "+rate+" "+name);
pw.println(" "+amount+" "+name);
pw.println("\n"+myflag);
System.out.println("Valid item name "+rr.getString(2)+" "+myflag);
}
pw.println(" "+myflag);
if(myflag=='y')
{
pw.println("\nOK");
pw.println("Valid item name "+name+" "+myflag);
if(rr==null)
{
pw.println("Not a valid item");
myflag='n';
}
pw.println("Valid item name "+name+" "+myflag);
if(myflag=='y')
{
pw.println(" "+inm+" "+q);
rr=stmt.executeQuery("select * from reges where flag='y'");
if(rr==null)
{
pw.println("\nSign in first");
//System.exit(0);
myflag='n';
}
pw.println("Signed in "+rr.getString(1)+" "+myflag);
if(myflag=='y')
{
String data="'"+rr.getString(1)+"'";
String qry="insert into cart values("+inm+","+q+","+data+")";
pw.println("Query is "+qry);
int rs=stmt.executeUpdate(qry);
pw.println("1 row inserted");
}
}
}
}
catch(ClassNotFoundException e){}
catch(SQLException e){}
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
PageContext pageContext = null;
HttpSession session = null;
ServletContext application = null;
ServletConfig config = null;
JspWriter out = null;
Object page = this;
JspWriter _jspx_out = null;
PageContext _jspx_page_context = null;
try {
response.setContentType("text/html;charset=UTF-8");
pageContext = _jspxFactory.getPageContext(this, request, response, null, true, 8192, true);
_jspx_page_context = pageContext;
application = pageContext.getServletContext();
config = pageContext.getServletConfig();
session = pageContext.getSession();
out = pageContext.getOut();
_jspx_out = out;
_jspx_resourceInjector =
(org.glassfish.jsp.api.ResourceInjector)
application.getAttribute("com.sun.appserv.jsp.resource.injector");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("<!DOCTYPE html>\n");
out.write("<html>\n");
out.write(" <head>\n");
out.write(
" <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">\n");
out.write(" <title>Fine</title>\n");
out.write(" <link rel=\"stylesheet\" type=\"text/css\" href=\"style.css\"> \n");
out.write("\n");
out.write(" </head>\n");
out.write(" <body style = \"background-image: url(lib2.jpg)\"> \n");
out.write(" <center>\n");
out.write(" <h1>Update Fines information</h1>\n");
out.write(" <form name=\"Update\" action=\"Fines_upd.jsp\">\n");
out.write(" <table border=\"0\" width=\"3\" cellspacing=\"2\">\n");
out.write(" <thead>\n");
out.write(" <tr>\n");
out.write(" <th>Update Fines</th>\n");
out.write(" <th></th>\n");
out.write(" </tr>\n");
out.write(" </thead>\n");
out.write(" <tbody>\n");
out.write(" <tr>\n");
out.write(" <td>Update Fine table with todays Data</td>\n");
out.write(
" <td><input type=\"submit\" value=\"Update / View Fines\" name=\"SUBMIT\"/></td>\n");
out.write(" </tr>\n");
out.write(" </tbody>\n");
out.write(" </table> \n");
out.write(" </form>\n");
out.write(" <h1>Check your Fines Here</h1>\n");
out.write(" <form name=\"Fines\" action=\"Fines.jsp\">\n");
out.write(" <table border=\"0\" width=\"3\" cellspacing=\"2\">\n");
out.write(" <thead>\n");
out.write(" <tr>\n");
out.write(" <th>Get Fine Details</th>\n");
out.write(" <th></th>\n");
out.write(" </tr>\n");
out.write(" </thead>\n");
out.write(" <tbody>\n");
out.write(" <tr>\n");
out.write(" <td>Card No</td>\n");
out.write(
" <td><input type=\"text\" name=\"Card_no\" value=\"\"/></td>\n");
out.write(" </tr>\n");
out.write(" <tr>\n");
out.write(" <td></td>\n");
out.write(
" <td><input type=\"submit\" value=\"Get Fines\" name=\"SUBMIT\" /></td>\n");
out.write(" </tr>\n");
out.write(" </tbody>\n");
out.write(" </table> \n");
out.write(" ");
Connection con = null;
String[] selected_Checkboxes = request.getParameterValues("chk");
PreparedStatement pst = null;
ResultSet result = null;
ResultSet resUpd = null;
con =
DriverManager.getConnection(
"jdbc:mysql://localhost:3306/lbms_db?zeroDateTimeBehavior=convertToNull",
"root",
"admin12");
String Card_no = request.getParameter("Card_no");
String button = null;
Date dt = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd");
String current_date = sdf.format(dt);
if (Card_no != null && selected_Checkboxes == null) {
String selSql =
"SELECT l.card_no, SUM(f.fine_amt) AS total_fine, f.paid "
+ "FROM book_loans l, fines f "
+ "WHERE l.loan_id = f.loan_id AND "
+ "l.card_no = "
+ Card_no
+ " "
+ "GROUP BY l.card_no";
pst = con.prepareStatement(selSql);
result = pst.executeQuery();
String box = null;
String paid;
String pay;
Boolean chk = false;
out.println("<table>");
pay = "<form action='Fines.jsp'>";
out.println(pay);
out.println("<tr>");
out.println("<th>Card No</th>");
out.println("<th>Fine_Amt</th>");
out.println("<th>Paid OR Not</th>");
out.println("</tr>");
while (result.next()) {
chk = true;
paid = "No";
if (result.getBoolean("f.paid")) {
paid = "Yes";
}
out.println("<tr>");
out.println(
"<td>"
+ result.getInt("l.card_no")
+ "</td><td>"
+ result.getString("total_fine")
+ "</td><td>"
+ paid
+ "</td>");
out.print("<td>");
box = "<input name='chk' value=" + result.getInt("l.card_no") + " type='checkbox'>";
out.print(box);
out.print("</td>");
out.print("</tr>");
}
if (chk == true) {
out.println("<tr>");
out.print("<td>");
button = "<input type='submit' value='Pay Fine' name='Pay'>";
out.print(button);
out.print("</td>");
out.println("</tr>");
} else {
out.write(
"<dialog open> <font color = 'green'>No Fine information. You owe nothing! Thank You</font> </dialog>");
}
out.println("</form>");
out.println("</table>");
} else if (selected_Checkboxes != null) {
String sqlLoan = null;
ResultSet resultLoan = null;
String sqlUpdFine = null;
PreparedStatement pstUpd = null;
String sqlBook = null;
ResultSet rsltBook = null;
char chkouts = 'N';
int length_chk = selected_Checkboxes.length;
for (int i = 0; i < length_chk; i++) {
// Check whether the Book is returned before paying the fine.
sqlBook =
"SELECT COUNT(loan_id) AS no_chkouts FROM book_loans WHERE card_no = "
+ selected_Checkboxes[i]
+ " AND date_in = '0000-00-00' AND due_date < "
+ current_date
+ "";
pst = con.prepareStatement(sqlBook);
rsltBook = pst.executeQuery();
while (rsltBook.next()) {
if (rsltBook.getInt("no_chkouts") > 0) {
chkouts = 'Y';
}
}
if (chkouts == 'Y') {
out.write(
"<dialog open> <font color = 'red'>You have outstanding due checkouts!. Please return the books and then Pay the fine</font> </dialog>");
}
// Get the corresponding loan_Ids for each customer from Fines table
sqlLoan =
"SELECT loan_id FROM book_loans WHERE card_no = "
+ selected_Checkboxes[i]
+ " AND date_in IS NOT NULL AND due_date < date_in";
pst = con.prepareStatement(sqlLoan);
resultLoan = pst.executeQuery();
while (resultLoan.next()) {
sqlUpdFine =
"UPDATE fines SET paid = true WHERE loan_id = " + resultLoan.getInt("loan_id") + "";
pstUpd = con.prepareStatement(sqlUpdFine);
pstUpd.executeUpdate();
out.println("Payment Updated Successfully");
}
}
}
out.write("\n");
out.write(" </form> \n");
out.write(" </center>\n");
out.write("</body>\n");
out.write("</html>\n");
} catch (Throwable t) {
if (!(t instanceof SkipPageException)) {
out = _jspx_out;
if (out != null && out.getBufferSize() != 0) out.clearBuffer();
if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
else throw new ServletException(t);
}
} finally {
_jspxFactory.releasePageContext(_jspx_page_context);
}
}