Encodes a string that may only contain characters a-z, A-Z, 0-9,
space, apostrophe, parentheses, comma, minus, plus, period,
forward slash, colon, equals, and question mark.
ASN1ValueCharactersException if any character other than a-z, A-Z,
0-9, space, apostrophe, parentheses, comma, minus, plus,
period, forward slash, colon, equals, or question mark are
supplied
Encodes a string that may only contain characters a-z, A-Z, 0-9, space, apostrophe, parentheses, comma, minus, plus, period, forward slash, colon, equals, and question mark.