public static org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.QueryIdentifierProto parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
<code>optional int32 app_attempt_number = 3;</code>
@return The appAttemptNumber.
llap-common/src/gen/protobuf/gen-java/org/apache/hadoop/hive/llap/daemon/rpc/LlapDaemonProtocolProtos.java