public void setOwner(@org.apache.thrift.annotation.Nullable java.lang.String owner) {
    this.owner = owner;
  }
Returns true if field sessionHandle is set (has been assigned a value) and false otherwise
service-rpc/src/gen/thrift/gen-javabean/org/apache/hive/service/rpc/thrift/TGetDelegationTokenReq.java