040000 tree aa05c8596784424903e28001d74ccf11b1d1de73	common
040000 tree 9490f3d5f34b922c16b11a2d6bc524321cd5827f	infrastructure
040000 tree 51ecdfc371a1e42670e01d6153b362b4530780f7	spark
040000 tree 3dc3b1bad8b18b31d490390a5f32af387f1a8f11	support