Commit 7a29afb8 by Patryk Czarnik

Hello world w serwlecie

parent 68edaf9d
package hello; package hello;
import java.io.IOException; import java.io.IOException;
import java.io.PrintWriter;
import java.time.LocalTime;
import javax.servlet.ServletException; import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet; import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class Hello
*/
@WebServlet("/Hello") @WebServlet("/Hello")
public class Hello extends HttpServlet { public class Hello extends HttpServlet {
private static final long serialVersionUID = 1L; private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub /* Serwer (np. WildFly, Tomcat ...) wywołuje naszą metodę doGet gdy na serwer przyjdzie zapytanie pod określony adres.
response.getWriter().append("Served at: ").append(request.getContextPath()); * Serwer przekazuje nam dwa parametry:
* request - zgromadzone informacje o zapytaniu
* response - obiekt, za pomocą którego mamy utworzyć odpowiedź.
*
* Gdy chcemy wysłać odp. tekstową, to postępujemy tak:
*/
// response.setContentType("text/html");
response.setContentType("text/plain");
response.setCharacterEncoding("UTF-8");
PrintWriter out = response.getWriter();
out.println("Hello world!");
out.println("Teraz jest godzina " + LocalTime.now());
out.println("<strong style='color:red'>Próba zażądania formatowania HTML</strong>");
} }
} }
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