An interface used by
for processing rows of a
on a per-row basis. Implementations of
this interface perform the actual work of processing each row
but don't need to worry about exception handling.
will be caught and handled
by the calling JdbcTemplate.
In contrast to a
ResultSetExtractor, a RowCallbackHandler
object is typically stateful: It keeps the result state within the
object, to be available for later inspection. See
RowCountCallbackHandler for a usage example.
Consider using a
RowMapper instead if you need to map
exactly one result object per row, assembling them into a List.