Applies some special transformation or filtering to the original change
original - The original change record that was read and
parsed from the input file.
firstLineNumber - The first line number of the LDIF change record.
This is most useful when throwing an
The LDIF change record that should be returned in the call to
LDIFReader.readChangeRecord(). This can be the original
parameter change record, a newly constructed change record, or
null to signal that the provided change record should be
LDIFException - If there is an exception during processing. This
exception will be re-thrown to the caller of