int				index; UndoableEdit	current;   for (index = 0; index < edits.size(); index++) { current = (UndoableEdit) edits.elementAt(index); if (current.isSignificant() == true) { return true; } }  return false;  }
return false; }
	public boolean isSignificant() {		// Variables		int				index;		UndoableEdit	current;		// Check each edit		for (index = 0; index < edits.size(); index++) {			current = (UndoableEdit) edits.elementAt(index);			if (current.isSignificant() == true) {				return true;			}		} // for: index		return false;	} // isSignificant()