private static <S extends org.apache.thrift.scheme.IScheme> S scheme(org.apache.thrift.protocol.TProtocol proto) {
      return (org.apache.thrift.scheme.StandardScheme.class.equals(proto.getScheme()) ? STANDARD_SCHEME_FACTORY : TUPLE_SCHEME_FACTORY).getScheme();
    }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
agent-module/plugins-it/thrift-it/thrift-0-14-it/src/test/java/com/navercorp/pinpoint/it/plugin/thrift/dto/EchoService.java