JavaCsv读取

1.pom.xml

        
        
            net.sourceforge.javacsv
            javacsv
            2.0
        
        
            com.opencsv
            opencsv
            3.8
        

2.实体

@Data
public class CsvDate extends BaseRowModel {
    @ApiModelProperty(value = "蔚蓝ID")
    private String id;

    @ApiModelProperty(value = "书名")
    private String  bookName;

    @ApiModelProperty(value = "isbn")
    private String  isbn;

    @ApiModelProperty(value = "定价")
    private String  price;

    @ApiModelProperty(value = "库存")
    private String  stock;

    @ApiModelProperty(value = "售价")
    private String  salePrice;

    @ApiModelProperty(value = "折扣")
    private String  discount;
}

3.代码

@Slf4j
public class CSVUtil {
    public static List csv() {
        CsvDate hotel = null;
        //生成CsvReader对象，以，为分隔符，GBK编码方式
        CsvReader r = null;
        try {
            List hotels = new ArrayList<>();
            String csvFilePath = "C:\\Users\\Administrator\\Desktop\\123.csv";
            r = new CsvReader(csvFilePath, ',', Charset.forName("GBK"));
            //读取表头
            r.readHeaders();
            //逐条读取记录，直至读完
            while (r.readRecord()) {
                hotel = new CsvDate();
                hotel.setId(r.get(0));
                hotel.setBookName(r.get(1));
                hotel.setIsbn(r.get(2));
                hotel.setPrice(r.get(3));
                hotel.setStock(r.get(4));
                hotel.setSalePrice(r.get(5));
                hotel.setDiscount(r.get(6));
                hotel.setPublish(r.get(7));
                hotel.setAuthor(r.get(8));
                hotels.add(hotel);
            }
            return hotels;
        } catch (Exception e) {
            log.info("csv文件批量读取异常", e);
            return null;
        } finally {
            r.close();
        }
    }

    public static void main(String[] args) {
        List csv = csv();

       System.out.println(csv.size());
        log.info("cvs结果：{}", JSONObject.toJSONString(csv.get(6)));
       for ( CsvDate c :csv ) {
            System.out.println(c.getId());
        }
    }
}