OSID - osid.search.terms.DateTimeRangeTerm Service Interface Definition

Interface	osid.search.terms.DateTimeRangeTerm
Implements	`osid.search.QueryTerm`
Description	A term for a `DateTime` range query.
Method	getDateTimeRangeStart
Description	Gets thestart of the date time range in the term.
Return	`osid.calendaring.DateTime`	the date
Errors	ILLEGAL_STATE	`isWildcard()` is `true`
Compliance	`mandatory`	This method must be implemented.
Method	getDateTimeRangeEnd
Description	Gets the end of the date time range in the term.
Return	`osid.calendaring.DateTime`	the date
Errors	ILLEGAL_STATE	`isWildcard()` is `true`
Compliance	`mandatory`	This method must be implemented.