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No commits in common. "9d4a7aca59f9df8549756c4589e2938cebc058b8" and "bc3184ce5d8da35867b5053a49fedc3c4684f353" have entirely different histories.
9d4a7aca59
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bc3184ce5d
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@ -1,15 +1,8 @@
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package bank;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.io.Serializable;
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import java.util.ArrayList;
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public class Bank implements Serializable {
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public class Bank {
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private String name;
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private ArrayList<Bankkonto> kontenliste;
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@ -23,8 +16,6 @@ public class Bank implements Serializable {
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kontenliste.add(bk);
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// Speichern Methode 2: geänderte Daten speichern
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saveBankData(); // bzw. der Einfachheit halber: alle Daten ;-)
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return bk.getKontonummer();
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}
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@ -32,19 +23,6 @@ public class Bank implements Serializable {
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return this.name;
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}
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// public ArrayList<Bankkonto> getKontenliste() {
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public String[] getKontendaten() {
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// kontendaten ist ein sog. DTO = Data Transfer Object
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String[] kontendaten = new String[kontenliste.size()];
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for (int i = 0; i < kontenliste.size(); i++) {
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kontendaten[i] = kontenliste.get(i).toString();
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}
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return kontendaten;
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}
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public boolean geldEinzahlen(int kontonummer, double betrag) {
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Bankkonto bk = kontoFinden(kontonummer);
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@ -65,30 +43,4 @@ public class Bank implements Serializable {
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return null;
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}
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// Die folgenden Persistenz-Methoden würde man in der Praxis in eine eigene
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// Klasse auslagern.
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private void saveBankData() {
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ObjectOutputStream oos;
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try {
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oos = new ObjectOutputStream(new FileOutputStream("BankData.ser"));
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oos.writeObject(this);
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oos.close();
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} catch (FileNotFoundException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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public static Bank loadBankData() {
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try {
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ObjectInputStream ois = new ObjectInputStream(new FileInputStream("BankData.ser"));
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return (Bank) ois.readObject();
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} catch (IOException | ClassNotFoundException e) {
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System.err.println("Keine Daten gespeichert, initialisiere alle Daten neu.");
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}
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return new Bank("Spaßkasse");
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}
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}
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@ -3,12 +3,10 @@ package bank;
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import java.util.Scanner;
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public class BankUI {
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private static Bank bank;
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private static Bank bank = new Bank("Spaßkasse");
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private static Scanner kb = new Scanner(System.in);
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public static void main(String[] args) {
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bank = new Bank("Spaßkasse"); //Bank.loadBankData();
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willkommen();
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hauptmenü();
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}
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@ -24,7 +22,6 @@ public class BankUI {
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System.out.println("Aufgabe auswählen:");
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System.out.println("1) Konto anlegen");
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System.out.println("2) Geld einzahlen");
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System.out.println("3) Kontenliste anzeigen");
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System.out.println("9) Programm beenden");
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System.out.print("Eingabe > ");
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@ -34,7 +31,6 @@ public class BankUI {
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switch (eingabe) {
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case 1 -> kontoAnlegenScreen();
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case 2 -> geldEinzahlenScreen();
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case 3 -> kontenlisteAnzeigenScreen();
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case 9 -> aufWiedersehenScreen();
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}
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@ -61,14 +57,6 @@ public class BankUI {
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System.out.println("Geld einzahlen " + (erg?"": "nicht ") + "erfolgreich.");
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}
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private static void kontenlisteAnzeigenScreen() {
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System.out.println("Hier sind die Konten:");
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for (String ke : bank.getKontendaten()) {
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System.out.println(ke.toString());
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}
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}
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private static void aufWiedersehenScreen() {
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System.out.println("Danke für Ihren Besuch und auf baldiges Wiedersehen!");
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System.exit(0);
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@ -1,9 +1,8 @@
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package bank;
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import java.io.Serializable;
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import java.util.ArrayList;
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public class Bankkonto implements Serializable {
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public class Bankkonto {
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// sog. Geheimnisprinzip, Attribute bleiben
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// privat, Zugriff erfolgt nur über Methoden
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private String name;
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@ -53,9 +52,4 @@ public class Bankkonto implements Serializable {
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return null;
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}
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@Override
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public String toString() {
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return "Bankkonto [name=" + name + ", kontonummer=" + kontonummer + "]";
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}
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}
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