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java_weekendowa_20221008
Commit c04f0a80 by Patryk Czarnik
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kalklatorek - parametry w metodzie

parent 7e656505
Showing with 9 additions and 7 deletions
PC26-Spring/src/main/java/com/example/demo/Kalkulatorek.java
package com.example.demo; package com.example.demo;
import javax.servlet.http.HttpServletRequest;
import org.springframework.stereotype.Controller; import org.springframework.stereotype.Controller;
import org.springframework.ui.Model; import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMapping;
...@@ -10,11 +8,15 @@ import org.springframework.web.bind.annotation.RequestMapping; ...@@ -10,11 +8,15 @@ import org.springframework.web.bind.annotation.RequestMapping;
public class Kalkulatorek { public class Kalkulatorek {
@RequestMapping("/kalkulatorek") @RequestMapping("/kalkulatorek")
public String dzialaj(Model model, HttpServletRequest request) { public String dzialaj(Model model, Integer liczba1, Integer liczba2, String operacja) {
String p1 = request.getParameter("liczba1"); if(liczba1 != null && liczba2 != null) {
String p2 = request.getParameter("liczba2"); Integer wynik = switch(operacja) {
if(p1 != null && p2 != null) { case "+" -> liczba1 + liczba2;
int wynik = Integer.parseInt(p1) + Integer.parseInt(p2); case "-" -> liczba1 - liczba2;
case "*" -> liczba1 * liczba2;
case "/" -> liczba1 / liczba2;
default -> 0;
};
model.addAttribute("wynik", wynik); model.addAttribute("wynik", wynik);
} }
......
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