Reads in all the records that were written to the corresponding logger via
the "cover" method for a specific class.
author: Matt Albrecht groboclown@users.sourceforge.net version: $Date: 2003/02/10 22:51:25 $ since: December 15, 2002
Reads the next record from the log. If there are no more records, then
null is returned. These do not need to be returned in any
specific order, and there can be duplicate entries.
the next log record. exception: IOException - thrown if there was an underlying problem readingfrom the log.