public static ExcelReaderBuilder read(String pathName, Class head, ReadListener readListener) {
        ExcelReaderBuilder excelReaderBuilder = new ExcelReaderBuilder();
        excelReaderBuilder.file(pathName);
        if (head != null) {
            excelReaderBuilder.head(head);
        }
        if (readListener != null) {
            excelReaderBuilder.registerReadListener(readListener);
        }
        return excelReaderBuilder;
    }
Build excel the read

@param pathName     File path to read.
@param head         Annotate the class for configuration information.
@param readListener Read listener.
@return Excel reader builder.
fastexcel-core/src/main/java/cn/idev/excel/FastExcelFactory.java