public org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.CacheTag getCacheTag() {
        if (cacheTagBuilder_ == null) {
          return cacheTag_ == null ? org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.CacheTag.getDefaultInstance() : cacheTag_;
        } else {
          return cacheTagBuilder_.getMessage();
        }
      }
<code>optional .CacheTag cache_tag = 3;</code>
@return The cacheTag.
llap-common/src/gen/protobuf/gen-java/org/apache/hadoop/hive/llap/daemon/rpc/LlapDaemonProtocolProtos.java