040000 tree 2e456c405617af12c6aed118f483a39148d74c7b	cpp
040000 tree 0446791f04ce84edb6035330f419a2fcc68cf0a9	java
040000 tree 445759588ac83a4bcc286abb310e2613f6e44433	native
040000 tree 2712a0b097e423a8f0c6f6fcb1af6a91141cdcbb	protobuf
040000 tree a478e4231bdbdcbd684285b27e2499cf79e84cd2	res
040000 tree 62764ec20ce19cff4aa1af0df1a1b459efbbd812	tools