Pr_robot_factory/infrastructure/Persistenz.java

package infrastructure;

import java.io.*;

public class Persistenz {
   private static final String FACTORY_DATA = "Factory.ser";
   public static boolean existsSavedData(String name){
      return new File(name + FACTORY_DATA).exists();
   }

   public static void saveFactoryData(Object Factory, String name) throws Exception{
      ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(name + FACTORY_DATA));
      oos.writeObject(Factory);
      oos.close();
   }

   public static Object loadFactoryData(String name) throws Exception{
      ObjectInputStream ois = new ObjectInputStream(new FileInputStream(name + FACTORY_DATA));
      Object Factory = ois.readObject();
      ois.close();
      return Factory;
   }

}