@org.apache.thrift.annotation.Nullable
  public java.lang.Object getFieldValue(_Fields field) {
    switch (field) {
    case SESSION_HANDLE:
      return getSessionHandle();

    case STATEMENT:
      return getStatement();

    case CONF_OVERLAY:
      return getConfOverlay();

    case RUN_ASYNC:
      return isRunAsync();

    case QUERY_TIMEOUT:
      return getQueryTimeout();

    }
    throw new java.lang.IllegalStateException();
  }
Returns true if field queryTimeout is set (has been assigned a value) and false otherwise
service-rpc/src/gen/thrift/gen-javabean/org/apache/hive/service/rpc/thrift/TExecuteStatementReq.java