public List getColumns()

in src/main/java/com/epam/parso/impl/SasFileReaderImpl.java [129:145]

• 17 lines of code
• 5 McCabe index (conditional complexity)

    public List<Column> getColumns(List<String> columnNames) {
        if (columnsByName.isEmpty()) {
            Map<String, Column> columnsMap = new HashMap<>();
            List<Column> allColumns = sasFileParser.getColumns();
            for (Column column : allColumns) {
                columnsMap.put(column.getName(), column);
            }
            for (String name : columnNames) {
                if (columnsMap.containsKey(name)) {
                    columnsByName.add(columnsMap.get(name));
                } else {
                    throw new NoSuchElementException(UNKNOWN_COLUMN_NAME);
                }
            }
        }
        return columnsByName;
    }