public org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.SignableVertexSpec getVertex() {
        if (vertexBuilder_ == null) {
          return vertex_ == null ? org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.SignableVertexSpec.getDefaultInstance() : vertex_;
        } else {
          return vertexBuilder_.getMessage();
        }
      }
<code>optional .SignableVertexSpec vertex = 1;</code>
@return The vertex.
llap-common/src/gen/protobuf/gen-java/org/apache/hadoop/hive/llap/daemon/rpc/LlapDaemonProtocolProtos.java