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forget_password.java
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forget_password.java
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package controller;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class forget_password extends HttpServlet {
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
String name = request.getParameter("id");
try {
Class.forName("oracle.jdbc.driver.OracleDriver");
Connection cn = DriverManager.getConnection("jdbc:oracle:thin:@119.160.199.94:1521:mefgi",
"mef191160107001", "mef191160107001");
String sql = "select password from register where username=? ";
PreparedStatement pre = cn.prepareStatement(sql);
pre.setString(1, name);
ResultSet rs = pre.executeQuery();
String updb = "";
while (rs.next()) {
updb = rs.getString("password");
System.out.println("database password is " + updb);
}
request.getSession().setAttribute("pass", updb);
response.sendRedirect("forget_password.jsp");
} catch (Exception e) {
e.printStackTrace();
}
}
}