Spring/src/main/java/org/example/Clicker_2.java - master - AlexStone/Java25sep

Spring/src/main/java/org/example/Clicker_2.java
59 строк2 KB
unknown
ClassWork
28 мар 2026, 10:14
28 мар 2026, 10:14bc6b92e
package org.example;

import jakarta.servlet.http.HttpSession;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.servlet.view.RedirectView;

import java.util.HashMap;


@RestController
public class Clicker_2 {
    public static HashMap<String,Integer> AmountAboutSessions = new HashMap<>();

    @GetMapping("/Clicker_2")
    public String Clicker_2(HttpSession session) {
        Integer value = (Integer) session.getAttribute("bank");
        Integer bank=AmountAboutSessions.get(session.getId());
        if (bank == null){
            bank = 0;
        }

        String page = "<!DOCTYPE html>\n" +
                "<html>\n" +
                "<head>\n" +
                "<link rel ='stylesheet' href='styles.css'/>"+
                "<meta charset=\"utf-8\"/>\n" +
                "</head>\n" +
                "<body>\n"+
                "<h1>Счетчик кликов</h1>"+

                "<form method='POST' action='/add_once_2'>"+
                "<input type='submit' value='"+bank+"'/>"+
                "</form>"+
                "<br><br>"+

                "<form method='POST' action='/delete_bank_2'>"+
                "<input type='submit' value='Обнулить счетчик'/>"+

                "</body>" +
                "</html>";
        return page;
    }
    @PostMapping("/add_once_2")
    public RedirectView add_once_2 (HttpSession session) {
        Integer bank=AmountAboutSessions.get(session.getId());
        if (bank == null){
            bank = 0;
        }
        AmountAboutSessions.put(session.getId(),(++bank));

        return new  RedirectView("/Clicker_2");
    }
    @PostMapping("/delete_bank_2")
    public RedirectView delete_bank ( HttpSession session){
        Integer bank=AmountAboutSessions.get(session.getId());
        AmountAboutSessions.put(session.getId(),0);
        return new  RedirectView("/Clicker_2");
    }
}