Bank/src/persistance/Read.java

30 lines
622 B
Java

package persistance;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.util.HashMap;
import de.hs_mannheim.informatik.bank.domain.Konto;
public class Read {
public HashMap<Integer,Konto> load() throws ClassNotFoundException
{
try {
ObjectInputStream ois = new ObjectInputStream(new FileInputStream("object.ser"));
HashMap<Integer, Konto> map = (HashMap<Integer, Konto>) ois.readObject();
ois.close();
return map;
} catch(IOException e )
{
return null;
}
}
}