040000 tree cf2ae239cf44538d2104ff42644a6c54f338607f	cpp
040000 tree 61207155f5bae933cfb373a380fe4cf5b29daf50	java
040000 tree 0923f3a058c358da2fcc08e98511dfd66acd40dd	native
040000 tree 1ed51379fa07baa7d06d328e38cb3c13527a5021	protobuf
040000 tree 76abd0db0de36c616c324054f13fe14987953403	tools