52 lines
1.9 KiB
Java
52 lines
1.9 KiB
Java
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package de.hsel.spm.baudas.web;
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import java.io.IOException;
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import java.io.PrintWriter;
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import javax.servlet.RequestDispatcher;
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import javax.servlet.ServletException;
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import javax.servlet.annotation.WebServlet;
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import javax.servlet.http.Cookie;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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@WebServlet("/LoginServlet")
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public class LoginServlet extends HttpServlet {
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//private final String username = "admin";
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private final String password = "password";
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protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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// get request parameters for username and password
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//String username = request.getParameter("username");
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String password = request.getParameter("pwd");
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//if (this.username.equals(username) && this.password.equals(password)) {
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if (this.password.equals(password)) {
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//get the old session and invalidate
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HttpSession oldSession = request.getSession(false);
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if (oldSession != null) {
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oldSession.invalidate();
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}
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//generate a new session
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HttpSession newSession = request.getSession(true);
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//setting session to expiry in 5 mins
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newSession.setMaxInactiveInterval(5*60);
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Cookie message = new Cookie("message", "Welcome");
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response.addCookie(message);
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response.sendRedirect("/index.jsp");
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} else {
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RequestDispatcher rd = getServletContext().getRequestDispatcher("/login.html");
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PrintWriter out = response.getWriter();
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out.println("<font color=red>Das eingegebene Passwort ist falsch.</font>");
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rd.include(request, response);
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}
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}
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}
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