// See README.txt for information and build instructions. syntax = "proto3"; package tutorial; option java_package = "com.example.tutorial"; option java_outer_classname = "AddressBookProtos"; option csharp_namespace = "Google.ProtocolBuffers.Examples.AddressBook"; message Person { string name = 1; int32 id = 2; // Unique ID number for this person. string email = 3; enum PhoneType { MOBILE = 0; HOME = 1; WORK = 2; } message PhoneNumber { string number = 1; PhoneType type = 2; } repeated PhoneNumber phones = 4; } // Our address book file is just one of these. message AddressBook { repeated Person persons = 1; }