Files
pr.tp.web-ipd-tp-6/src/main/java/pr/tp/web/example/ServletAvecParam.java
2024-03-25 15:36:23 +01:00

46 lines
1.5 KiB
Java

package pr.tp.web.example;
import java.io.IOException;
import java.util.Enumeration;
import jakarta.servlet.RequestDispatcher;
import jakarta.servlet.ServletConfig;
import jakarta.servlet.ServletContext;
import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@WebServlet(name = "params", urlPatterns = { "/params" })
public class ServletAvecParam extends HttpServlet {
private static final long serialVersionUID = 1L;
@Override
public void init(ServletConfig config) throws ServletException {
// Récupération des paramètres de la servlet
Enumeration<String> e2 = config.getInitParameterNames();
while (e2.hasMoreElements()) {
String key = e2.nextElement();
String value = config.getInitParameter(key);
System.out.println(" " + key + " = " + value);
}
// Récupération des paramètres de l'application :
ServletContext context = config.getServletContext();
Enumeration<String> e = context.getInitParameterNames();
while (e.hasMoreElements()) {
String key = e.nextElement();
Object value = context.getInitParameter(key);
System.out.println(" " + key + " = " + value);
}
}
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
RequestDispatcher dispatcher = request.getServletContext()
.getRequestDispatcher("/index.jsp");
dispatcher.forward(request, response);
}
}