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Bibliothek
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Feature-LibraryService
elarturo 2024-11-18 23:35:35 +01:00
parent e4efb7150e
commit aeaf29bdbd
1 changed files with 23 additions and 20 deletions
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19
Bibliotheksverwaltung/src/DomainLayer/Book.java
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@ -3,8 +3,17 @@ package DomainLayer;
import java.time.LocalDate;
public class Book extends Medium {
public Book(String id, String title, String releaseYear) {
super(id, title, releaseYear);
private String author; // Nur Bücher haben einen Autor
public Book(String id, String title, String releaseYear, String author) {
super(id, title, releaseYear); // Aufruf des Konstruktors der Oberklasse Medium
this.author = author;
}
// Implementierung von getAuthor() für Bücher
@Override
public String getAuthor() {
return this.author; // Gibt den Autor des Buches zurück
}
@Override
@ -22,12 +31,6 @@ public class Book extends Medium {
return 3; // Bis zu 3 Mal verlängerbar
}
@Override
public String getAuthor() {
// TODO Auto-generated method stub
return null;
}
@Override
public void setBorrowDate(LocalDate currentDate) {
// TODO Auto-generated method stub