Initialise this RCA from the given BytesSource (which must contain a VLA logical record), and must be readable & seekable.
The copy constructor uses copy semantics
The destructor is trivial;
The assignment constructor uses copy semantics
attach to the specified ByteSource
return the length of this logical record
return the revision of this logical record
return the position (in bytes) of the start of the SDA, from the beginning of the logical record.
return the position (in bytes) of the start of the specified ADA, from the beginning of the logical record.
return the number of antennas in the sub-array that this logical record contains data for.
return the position (in bytes) of the start of the specified CDA, from the beginning of the logical record.
return the number of bytes in the header of a baseline record in the specified CDA
return the number of bytes in the baseline record, including the header in the specified CDA
return the time in Modified Julian Days that is the reference point for the times given in this record.