@Test public void testToStringValue () { assertEquals ("01-01-2000", mDate.toStringValue ().toString ()); }
@Override StringValue toStringValue () { return new StringValue (toString()); }
DateValue extends Value { @Override StringValue toStringValue () { return new StringValue (toString()); } }
DateValue extends Value { @Override StringValue toStringValue () { return new StringValue (toString()); } DateValue(Calendar date);   DateValue(String stringValue); }
DateValue extends Value { @Override StringValue toStringValue () { return new StringValue (toString()); } DateValue(Calendar date);   DateValue(String stringValue); @Override String toString(); }
DateValue extends Value { @Override StringValue toStringValue () { return new StringValue (toString()); } DateValue(Calendar date);   DateValue(String stringValue); @Override String toString();  }