datastax/java-driver — pull request #197 by olim7t (2014-07-08 13:08:36+00:00)
Title: Fine-grained checks on mapper annotations (JAVA-372).

Now checking field annotations (UDT field vs. entity column), and type-level annotations (only one of Table, UDT, Accessor). The other errors are caught at compile-time thanks to the annotations' targets.