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Java Training Ahmedabad , how to Insert Data in Servlet, iOS Classes Ahmedabad
The document provides a demonstration of Java servlet code for a login form that connects to a MySQL database to insert user credentials. It includes a simple HTML form for username and password input, and a Java class that handles the database connection and records insertion. If the insertion is successful, a confirmation message is displayed; otherwise, a failure message is shown.
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Java Training Ahmedabad , how to Insert Data in Servlet, iOS Classes Ahmedabad
- 1. By: NicheTech http://www.nichetechinstitute.com/ ©NicheTech Computer SolutionsPvt ltd Demo Example for Insert records in Servlet
- 2. Login.jsp <html> <head> </head> <title>Login</title> <body> <form name="Login_form“ action=“Login"method="post"> User Name <input type="text" name="UserName" /> <br /> Password <input type="password" name=“pwd" /><br /> <input type="submit" name="sSubmit" value="Submit" /> </form> </body> </html>
- 3. connectivityClaas.java //Required import packages importjava.io.*; import java.util.*; import javax.sql.*; import javax.servlet.*; import javax.servlet. Http.*; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement;
- 4. //class Nmae Declration public class connectivityClaas extends HttpServlet { // connecting to database object Connection cn = null; PreparedStatement pst try { Class.forName("com.mysql.jdbc.Driver"); con =DriverManager.getConnection (“localhost/Testexample", "root","root"); String username = req.getParameter(“UserName"); String fname = req.getParameter(“pwd"); stmt = con.createStatement(); String sql ="insert into login values (?,?)"; pst = connection.prepareStatement(sql); int numRowsChanged = pst.executeUpdate();
- 5. if(numRowsChanged==true) { out.println(“Successful Inserted”); }else { out.println(“Faild toInserted”); } } catch (Exception){} }
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