040000 tree 0d2fad4efafceae069e6faabe397635d61276772	cpp
040000 tree f7593233ef2af5f10613690dc62bf101461ea72f	java
040000 tree 6cc634fd033792975434665a2edec11cb6cc25b0	native
040000 tree 6f093aeef050fc6b2645baac65e51e6bc5788d79	protobuf
040000 tree 48ef5a774a28a25a28208943d28836ef68100126	tools