040000 tree 8bdfa4dad600a123c6a252bd7dfafc56603061cf	cpp
040000 tree 831b121ee7dd3e0092c012c6f29a61072506a1a4	java
040000 tree 0923f3a058c358da2fcc08e98511dfd66acd40dd	native
040000 tree 1ed51379fa07baa7d06d328e38cb3c13527a5021	protobuf
040000 tree 76abd0db0de36c616c324054f13fe14987953403	tools