// See README.txt for information and build instructions. package tutorial; option java_package = "com.example.tutorial"; option java_outer_classname = "AddressBookProtos"; message Person { required string name = 1; required int32 id = 2; // Unique ID number for this person. optional string email = 3; enum PhoneType { MOBILE = 0; HOME = 1; WORK = 2; } message PhoneNumber { required string number = 1; optional PhoneType type = 2 [default = HOME]; } repeated PhoneNumber phone = 4; repeated int32 test = 5 [packed=true]; extensions 10 to max; } message Ext { extend Person { optional int32 test = 10; } } // Our address book file is just one of these. message AddressBook { repeated Person person = 1; }