Forked from https://github.com/twitter/finagle/blob/develop/finagle-thrift/src/main/scala/com/twitter/finagle/thrift/TTwitterClientFilter.scala We have modified TTwitterClientFilter to read the dest field out of the Dest local context and write it into the dest request header.
Forked from https://github.com/twitter/finagle/blob/develop/finagle-thrift/src/main/scala/com/twitter/finagle/thrift/TTwitterServerFilter.scala We have modified TTwitterServerFilter to read the dest field out of the request header and write it into the Dest local context.