A quick search of the new online database for the County Louth records for Dunleer parish shows a James Taaffe and Margaret Barron married in 1842. To get a copy of the record and the exact information contained, you will have to purchase to view and print it.
louth.brsgenealogy.com
There is a possibility that James may be a brother (or undoubtedly a close relation) of my great-great-great grandfather, Thomas Taaffe, who was born in 1804.
I did not find a James Taaffe born in 1807 for Dunleer. Only one born in 1812. There was a James Taaffe born in 1804 in Ardee.