Converts this interval to an InstantInterval.
Converts a string to an InstantInterval.
The string is assumed to be an ISO-8601 time interval representation in extended format. The output of InstantInterval.toString can be safely parsed using this method.
Examples:
1990-01-04T03Z/1991-08-30T15:30:05.123Z
../1991-08-30T15:30:05.123Z
1990-01-04T03Z/..
../..
(empty string)
Converts a string to an InstantInterval using a specific parser.
A set of predefined parsers can be found in DateTimeParsers.