private String mapProtoMessageType(TStructDescriptor descriptor, Field field) {
    return String.format("%s_%s", protoMessageType(descriptor.getThriftClass()), field.getName());
  }
private String mapProtoMessageType(TStructDescriptor descriptor, Field field) {
    return String.format("%s_%s", protoMessageType(descriptor.getThriftClass()), field.getName());
  }
private String mapProtoMessageType ( TStructDescriptor descriptor , Field field ) { return String . format ( "%s_%s" , protoMessageType ( descriptor . getThriftClass ( ) ) , field . getName ( ) ) ; }
name the proto message used for Map types after the thrift class name of the enclosing
struct and the field name
name the proto message used for Map types after the thrift class name of the enclosing struct and the field name