Servlet is thread safe or not. if not then how can I make thread safe? Servlet is not Thread safe. we can make servlet Thread safe from Single Thread Model Interface.This interface ensure that servlet can handle only one request at a time. Its a marker interface means no method.Now implementing Single Thread Model Interface :- import java.io.IOException; import java.io.PrintWriter; public class MyServlet extends HttpServlet implements SingleThreadModel { public void doGet(HttpServletRequest request,HttpServletResponse response)throws ServletException,IOException { response.setContentType("text/html"); PrintWriter out=response.getWriter(); out.print("Single Thread"); try { Thread.sleep(10000); }catch(Exception e){ e.printStackTrace(); } out.print("model"); out. close(); } } Servlet is thread safe or not. if not then how can I make thread safe? Read More »