040000 tree 566989f27a645add85cb2bb2f74b7b7cb0965c64	authentication
040000 tree e393c6642544a927eba6e2aa815f4c38abf83eef	exceptions
100644 blob a5fc7c69ed7e3abf8681898e357163058411da8c	package-info.java
040000 tree 920cc83f12a136144b3f7ab4b843adcdbb048707	protocols
040000 tree f82742659d8f4c3dee71e5dfe10dee0dd2e67e67	types