040000 tree 2ea3d0cda57347ee5d353928ac5aa1be88b9f557	hello-world-hadoop-jar
040000 tree a4a86e87cd2775155e87a90180b0627c0fb4aa8f	hello-world-hadoop
040000 tree 30c3fac61e3ae2864d27469dc60f690958cc545d	hello-world-sql
040000 tree cbd10354549823896a4f9954f359f9dc42a5fe70	hello-world-webapp
100644 blob 50f715a141488e321552ed180d38c004d3818aaa	pom.xml