040000 tree 566989f27a645add85cb2bb2f74b7b7cb0965c64	authentication
040000 tree e393c6642544a927eba6e2aa815f4c38abf83eef	exceptions
100644 blob a5fc7c69ed7e3abf8681898e357163058411da8c	package-info.java
040000 tree ab4cd237c33d0b45cf07477a56eed5b3e3c28faf	protocols
040000 tree 4e6ba5afe6fdbeb41b536976185628b665fbdba5	types