Alguem pode me dar um help neste codigo? é uma pagina de login, nao consigo compilar… :-[
obrigado!!
import javax.servlet.<em>;
import javax.servlet.http.</em>;
import <a href="http://java.io">java.io</a>.<em>;
import java.util.</em>;
public class LoginServlet extends HttpServlet {
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
sendLoginForm(response, false);
}
private void sendLoginForm(HttpServletResponse response,
boolean withErrorMessage)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<HTML>");
out.println("<HEAD>");
out.println("<TITLE>Login</TITLE>");
out.println("</HEAD>");
out.println("<BODY>");
out.println("<CENTER>");
if (withErrorMessage)
out.println("Falha de login, tente novamente.<BR>");
out.println("<BR>");
out.println("<BR><H2>Página de Login</H2>");
out.println("<BR>");
out.println("<BR>Entre com o nome de usuário e senha.");
out.println("<BR>");
out.println("<BR><FORM METHOD=POST>");
out.println("<TABLE>");
out.println("<TR>");
out.println("<TD>Nome:</TD>");
out.println("<TD><INPUT TYPE=TEXT NAME=userName></TD>");
out.println("</TR>");
out.println("<TR>");
out.println("<TD>Senha:</TD>");
out.println("<TD><INPUT TYPE=PASSWORD NAME=password></TD>");
out.println("</TR>");
out.println("<TR>");
out.println("<TD ALIGN=RIGHT COLSPAN=2>");
out.println("<INPUT TYPE=SUBMIT VALUE=Login></TD>");
out.println("</TR>");
out.println("</TABLE>");
out.println("</FORM>");
out.println("</CENTER>");
out.println("</BODY>");
out.println("</HTML>");
}
public void doPost(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
String userName = request.getParameter("userName");
String password = request.getParameter("password");
if (login(userName, password)) {
RequestDispatcher rd =
request.getRequestDispatcher("AnotherServlet");
rd.forward(request, response);
}
else {
sendLoginForm(response, true);
}
}
boolean login(String userName, String password) {
try {
Class.forName("org.gjt.mm.mysql.Driver");
con = DriverManager.getConnection("jdbc:mysql://IPmysql/usuario?autoReconnect=true","usuario","senha");
Statement s = Connection.createStatement();
String sql = "SELECT UserName FROM Users" +
" WHERE UserName='" + userName + "'" +
" AND Password='" + password + "'";
ResultSet rs = s.executeQuery(sql);
if (rs.next()) {
rs.close();
s.close();
con.close();
return true;
}
rs.close();
s.close();
con.close();
}
catch (ClassNotFoundException e) {
System.out.println(e.toString());
}
catch (SQLException e) {
System.out.println(e.toString());
}
catch (Exception e) {
System.out.println(e.toString());
}
return false;
}
}
help me… 