040000 tree e4deb557c544a3770fe9ab2b6fa2427b8aade013	hello-world-hadoop-jar
040000 tree 2c0c61f474a2c831234b700ac7fd48b2a7fda2e2	hello-world-hadoop
040000 tree 3108cbbbb6cf911b067d8b5ec571455c231441be	hello-world-sql
040000 tree fc4a43914d4e46100551286cd21e31b3ea8fd59b	hello-world-webapp
100644 blob 3245a29931fed3a151af999ae73adb4542515911	pom.xml