modules/ml-ext/ml/spark-model-parser/src/main/java/org/apache/ignite/ml/sparkmodelparser/SparkModelParser.java [666:680]:
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        LearningEnvironment learningEnvironment) {
        Vector coefficients = null;
        double interceptor = 0;

        try (ParquetFileReader r = ParquetFileReader.open(HadoopInputFile.fromPath(new Path(pathToMdl), new Configuration()))) {
            PageReadStore pages;

            final MessageType schema = r.getFooter().getFileMetaData().getSchema();
            final MessageColumnIO colIO = new ColumnIOFactory().getColumnIO(schema);

            while (null != (pages = r.readNextRowGroup())) {
                final long rows = pages.getRowCount();
                final RecordReader recordReader = colIO.getRecordReader(pages, new GroupRecordConverter(schema));
                for (int i = 0; i < rows; i++) {
                    final SimpleGroup g = (SimpleGroup)recordReader.read();
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modules/ml-ext/ml/spark-model-parser/src/main/java/org/apache/ignite/ml/sparkmodelparser/SparkModelParser.java [702:716]:
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        LearningEnvironment learningEnvironment) {
        Vector coefficients = null;
        double interceptor = 0;

        try (ParquetFileReader r = ParquetFileReader.open(HadoopInputFile.fromPath(new Path(pathToMdl), new Configuration()))) {
            PageReadStore pages;

            final MessageType schema = r.getFooter().getFileMetaData().getSchema();
            final MessageColumnIO colIO = new ColumnIOFactory().getColumnIO(schema);

            while (null != (pages = r.readNextRowGroup())) {
                final long rows = pages.getRowCount();
                final RecordReader recordReader = colIO.getRecordReader(pages, new GroupRecordConverter(schema));
                for (int i = 0; i < rows; i++) {
                    final SimpleGroup g = (SimpleGroup)recordReader.read();
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