An absolute interval is an interval where all the arguments
can be resolved into two positions into an Index, and none
of the specifiers can be adjusted.
This class is used by applications to do processing
of an arg array in order to get an IndexProperties
object that can be used by a SelectionProcessor.
Create a Timestamp given some seconds, some subSeconds, the length of the original
subSecond string, and whether to create an absolute or relative Timestamp.
Construct an IndexReferenceDataHolder given
the IndexItem this is held in,
the ID of the Index to refer to and the Position of an IndexItem to refer to.
Construct an IndexReferenceDataHolder given the URI of the Index to refer to,
the ID of the Index to refer to, and the Position of an IndexItem to refer to.