@java.lang.Override
      public boolean hasAppAttemptNumber() {
        return ((bitField0_ & 0x00000004) != 0);
      }
<code>optional int32 app_attempt_number = 3;</code>
@return Whether the appAttemptNumber field is set.
llap-common/src/gen/protobuf/gen-java/org/apache/hadoop/hive/llap/daemon/rpc/LlapDaemonProtocolProtos.java