040000 tree 566989f27a645add85cb2bb2f74b7b7cb0965c64	authentication
040000 tree e393c6642544a927eba6e2aa815f4c38abf83eef	exceptions
100644 blob a5fc7c69ed7e3abf8681898e357163058411da8c	package-info.java
040000 tree e83b451c3829abe73e24d42fb76e5d9d41c12d9e	protocols
040000 tree 45749929961c046c4fb16e42e6544a919ac59a68	types