040000 tree a8d1512ccd80608be04452da1f441e8976827a0b	go-client
040000 tree ab688e1d8a7461d9ba0669871eb4d0443e255d9a	go-server
040000 tree bfd56f19bc8daae3b79483a89757fa5ca401c835	java-client
040000 tree 62184a41a2f13105ea6df948d47c40fd657e2cd0	java-server