100644 blob 52f49a2099eb6e0d32fcae1fe94c64df83453cbc	HelloWorld.java
040000 tree c7260e7934c8c24d4e9dfa1d20ad33c4392d6a83	callback
040000 tree ecfad1347e014a34a1be166001d7678cb91edd8b	helper
040000 tree a6cf937058d1c5c69cf7cebbaa8cb6b3d7919b2b	query
040000 tree 2a1c2043447f06f94810068ae221908089a2d158	reporter