syntax = "proto2";

package mlflow;

message SampleMessage {
  optional int32 field_int32 = 1;
  optional int64 field_int64 = 2;
  optional uint32 field_uint32 = 3;
  optional uint64 field_uint64 = 4;
  optional sint32 field_sint32 = 5;
  optional sint64 field_sint64 = 6;
  optional fixed32 field_fixed32 = 7;
  optional fixed64 field_fixed64 = 8;
  optional sfixed32 field_sfixed32 = 9;
  optional sfixed64 field_sfixed64 = 10;
  optional bool field_bool = 11;
  optional string field_string = 12;

  optional int64 field_with_default1 = 13 [default = 100];
  optional int64 field_with_default2 = 14 [default = 200];

  repeated int64 field_repeated_int64 = 15;

  enum SampleEnum {
    NONE = 0;
    ENUM_VALUE1 = 1;
    ENUM_VALUE2 = 2;
  }
  optional SampleEnum field_enum = 16;

  message SampleInnerMessage {
    optional int64 field_inner_int64 = 1;
    repeated int64 field_inner_repeated_int64 = 2;
    optional string field_inner_string = 3;
  }
  repeated SampleInnerMessage field_inner_message = 17;

  oneof sample_oneof {
    int64 oneof1 = 18;
    int64 oneof2 = 19;
  }

  map<int64, string> field_map1 = 20;
  map<string, int64> field_map2 = 21;
  map<int64, int64> field_map3 = 22;
  map<int64, SampleInnerMessage> field_map4 = 23;

  extensions 1000 to 1999;
}

message ExtensionMessage {
  extend SampleMessage {
    optional int64 field_extended_int64 = 1001;
  }
}