@GET @ApiIgnore // until documented
  @Path("{repositoryVersionId}")
  @Produces("text/plain")
  public Response getRepositoryVersion(@Context HttpHeaders headers,
      @Context UriInfo ui,
      @PathParam("repositoryVersionId") String repositoryVersionId) {
    return handleRequest(headers, null, ui, Request.Type.GET, createResource(repositoryVersionId));
  }
Gets a single repository version.
Handles: GET /compatible_repository_versions/{repositoryVersionId} requests.

@param headers               http headers
@param ui                    uri info
@param repositoryVersionId   the repository version id
@return information regarding the specified repository
ambari-server/src/main/java/org/apache/ambari/server/api/services/CompatibleRepositoryVersionService.java