public static GetTableDescriptorsRequest
    buildGetTableDescriptorsRequest(final TableName tableName) {
    return GetTableDescriptorsRequest.newBuilder()
      .addTableNames(ProtobufUtil.toProtoTableName(tableName)).build();
  }
Creates a protocol buffer GetTableDescriptorsRequest for a single table
@param tableName the table name
@return a GetTableDescriptorsRequest
hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/RequestConverter.java