JdbcDaoImpl has a number of configuration options that allow for adapting its use to an existing schema, or for more sophisticated adjustment of its existing capabilities. In many cases, it's possible to adapt the configuration of the out of the box JDBC
UserDetailsService without having to write your own code.
One important feature is the ability to add a level of indirection between users and
GrantedAuthority declarations by grouping
GrantedAuthority into logical sets called groups. Users are then assigned one or more groups, whose membership confers a set of
As you see in the ...