KPiR

import java.util.ArrayList;
import java.util.InputMismatchException;
import java.util.List;
import java.util.Scanner;

public class KPiR {


	private static final int CALCULATE = 2;
	private static final int ADD_PAST = 3;
	private static final int ADD_KM = 4;
	private static final int PRINT_ALL = 5;
	private static final int ADD = 6;
	private static final int EXIT = 7;

	private static List<Database> base;

	public static void main(String[] args) {

		base = new ArrayList<>();
		int option = 0;
		Scanner sc = new Scanner(System.in);

		do {
			printOptions();
			try {
				option = sc.nextInt();
				sc.nextLine();
			}
			catch(InputMismatchException exc) {
				sc.nextLine();
				System.out.println("--------------");
				System.out.println("Dane w nieprawidlowym formacie");
				continue;
			}

			switch (option) {

			case CALCULATE:
				CALCULATE();
				break;

			case ADD_PAST:

				break;

			case ADD_KM:

				break;

			case PRINT_ALL:

				break;

			case ADD:
				ADD(sc);
				break;

			case EXIT:

				break;
			}


		}
		while (option != EXIT);

		sc.close();
	}

	private static void printOptions() {

		System.out.println("---------------------");
		System.out.println("Dostepne opcje: ");
		System.out.println(CALCULATE + "- obliczenie podatku");
		System.out.println(ADD_PAST + "- poprzedni miesiąc");
		System.out.println(ADD_KM + "- kilometrówka");
		System.out.println(PRINT_ALL + "- pokaż wprowadzone dane");
		System.out.println(ADD + "- dodaj pozycje ");
		System.out.println(EXIT + "- wyjście z programu");
		System.out.println("Wybierz opcje: ");


	}

	private static void ADD(Scanner sc) {
		Database data = new Database();
		System.out.println("Podaj numer porzadkowy: ");
		data.setID(sc.nextInt());
		System.out.println("Podaj nazwe zdarzenia: ");
		data.setEvent(sc.next());
		System.out.println("Podaj date: ");
		data.setDate(sc.next());
		System.out.println("Podaj wartosc: ");
		data.setValue(sc.nextDouble());
		sc.nextLine();

		base.add(data);
	}



	}