040000 tree a89b3037bf1ebdf7766686a217da70573e787046	config
040000 tree 7956ab31462c9b82f542c694aae13adfa5112d1c	java
040000 tree 6e9e7f4e83e6be7a1a506d447dfe9ac790df7de8	sample
040000 tree b8ea18ac13c09ad27bc403650464ca117f49e043	scala