040000 tree 02b50fdc2326b89904319431542e0a9a4b9fe6df	cpp
040000 tree 4279fe6e50563d8752db10fba581ca99bcc5d3a2	java
040000 tree 11dbea5e66136c2fc366f8e8c102015b9d9dd6c3	native
040000 tree c8fcc215ef1e2e08b28c742396ee28f28425da5f	protobuf
040000 tree a478e4231bdbdcbd684285b27e2499cf79e84cd2	res
040000 tree 20a729f960e196685267b07de6b5fc17db49b172	tools