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javab_20230617
Commit 7e9f6bd1 by Patryk Czarnik
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SessionListener

parent 432b6dcf
Showing with 35 additions and 5 deletions
PC24-SklepWeb/src/main/java/sklep/basket/AddToBasket.java
......@@ -25,11 +25,8 @@ public class AddToBasket extends HttpServlet {
Product product = productDAO.findById(productId);
HttpSession sesja = request.getSession();
// Zakładamy, że obiekt basket został dodany do sesji przez BasketListener
Basket basket = (Basket)sesja.getAttribute("basket");
if(basket == null) {
basket = new Basket();
sesja.setAttribute("basket", basket);
}
basket.addProduct(product);
}
} catch(Exception e) {
......
PC24-SklepWeb/src/main/java/sklep/basket/BasketListener.java 0 → 100644
package sklep.basket;
import jakarta.servlet.ServletContextEvent;
import jakarta.servlet.ServletContextListener;
import jakarta.servlet.annotation.WebListener;
import jakarta.servlet.http.HttpSession;
import jakarta.servlet.http.HttpSessionEvent;
import jakarta.servlet.http.HttpSessionListener;
@WebListener
public class BasketListener implements HttpSessionListener, ServletContextListener {
public void sessionCreated(HttpSessionEvent se) {
HttpSession sesja = se.getSession();
sesja.setMaxInactiveInterval(30); // pół minuty i sesja wygasa
System.out.println("sessionCreated " + sesja.getId());
Basket basket = new Basket();
sesja.setAttribute("basket", basket);
}
public void sessionDestroyed(HttpSessionEvent se) {
HttpSession sesja = se.getSession();
System.out.println("sessionDestroyed " + sesja.getId());
}
public void contextInitialized(ServletContextEvent sce) {
System.out.println("contextInitialized");
}
public void contextDestroyed(ServletContextEvent sce) {
System.out.println("contextDestroyed");
}
}
PC24-SklepWeb/src/main/webapp/products8.jsp
<%@page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="jakarta.tags.core"%>
<!DOCTYPE html>
<html>
<head>
......
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