spring-projects/spring-data-mongodb — pull request #225 by christophstrobl (2014-09-18 11:16:50+00:00)
Title: DATAMONGO-1050 - Explicitly annotated Field should not be considered Id.

We changed the _id_ resolution to skip properties having an explicit name set via `@Field` unless they are marked with `@Id`. This means that `@Field(“id”) String id;` will now be stored as _id_ within MongoDB.
Prior to this change the fieldname would have been changed to __id_.