public void MergeFrom(pb::CodedInputStream input)
                {
                    uint tag;

                    while ((tag = input.ReadTag()) != 0)
                    {
                        switch (tag)
                        {
                        default:
                            _unknownFields = pb::UnknownFieldSet.MergeFieldFrom(_unknownFields, input);
                            break;

                        case 10: {
                            MetadataNamespace = input.ReadString();
                            break;
                        }

                        case 18: {
                            Key = input.ReadString();
                            break;
                        }

                        case 26: {
                            Value = input.ReadString();
                            break;
                        }

                        case 32: {
                            type_ = (global::Envoy.Config.Filter.Http.HeaderToMetadata.V2.Config.Types.ValueType)input.ReadEnum();
                            break;
                        }
                        }
                    }
                }
 public void MergeFrom(KeyValuePair other)
 {
     if (other == null)
     {
         return;
     }
     if (other.MetadataNamespace.Length != 0)
     {
         MetadataNamespace = other.MetadataNamespace;
     }
     if (other.Key.Length != 0)
     {
         Key = other.Key;
     }
     if (other.Value.Length != 0)
     {
         Value = other.Value;
     }
     if (other.Type != 0)
     {
         Type = other.Type;
     }
     _unknownFields = pb::UnknownFieldSet.MergeFrom(_unknownFields, other._unknownFields);
 }