/*
 * TapeReader.java:
 *
 * Currently an abstract class, that covers the input to the EDSAC
 * simulator and may pass data from the GUI.
 *
 * Changes:
 *   25/01/1999 - sgf22 - Created.
 */

abstract class TapeReader {
  // Constructor method
  abstract TapeReader(InputStream in);

  // Read a character in
  abstract Character getNext();

  // FIXME: GUI interaction methods may be required
}