diff --git a/Bank-Beispiel/src/de/hs_mannheim/informatik/bank/infrastructure/Persistenz.java b/Bank-Beispiel/src/de/hs_mannheim/informatik/bank/infrastructure/Persistenz.java
deleted file mode 100644
index 5d08e48..0000000
--- a/Bank-Beispiel/src/de/hs_mannheim/informatik/bank/infrastructure/Persistenz.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package de.hs_mannheim.informatik.bank.infrastructure;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.ObjectInputStream;
-import java.io.ObjectOutputStream;
-
-public class Persistenz {
-	private static final String BANK_DATEI = "-bank-data.ser";
-	
-	public static boolean sindDatenGespeichert(String name) {
-		return new File(name + BANK_DATEI).exists();
-	}
-
-	public static void speichereBankDaten(Object bank, String name) throws Exception {
-		ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(name + BANK_DATEI));
-		oos.writeObject(bank);
-		oos.close();
-	}
-	
-	public static Object ladeBankDaten(String name) throws Exception {
-		ObjectInputStream ois = new ObjectInputStream(new FileInputStream(name + BANK_DATEI));
-		Object bank = ois.readObject();
-		ois.close();
-		
-		return bank;
-	}
-
-}