@GET @ApiIgnore // until documented
  @Path("{taskAttemptId}")
  @Produces("text/plain")
  public Response getTaskAttempt(String body, @Context HttpHeaders headers,
      @Context UriInfo ui, @PathParam("taskAttemptId") String taskAttemptId) {
    return handleRequest(
        headers,
        body,
        ui,
        Request.Type.GET,
        createTaskAttemptResource(clusterName, workflowId, jobId, taskAttemptId));
  }
Handles: GET
/workflows/{workflowId}/jobs/{jobId}/taskattempts/{taskattemptid} Get a
specific taskattempt.

@param headers
         http headers
@param ui
         uri info
@param taskAttemptId
         task attempt id

@return task attempt instance representation
ambari-server/src/main/java/org/apache/ambari/server/api/services/TaskAttemptService.java