040000 tree 73d85223af098a97884ca166c767900b170f07d1	go-client
040000 tree 99df8817d7c3fe55639d33efd77f83034fd5dd69	go-server
040000 tree f41efa3de6d1011c126990ce6ad0dee983d0c112	java-client
040000 tree 4d346ce48079d8cc77ea28c2a75576ec19f9b46f	java-server