Java实现读取CSV文件数据内容(含逗号处理)

        <dependency>
            <groupId>cn.hutool</groupId>
            <artifactId>hutool-all</artifactId>
            <version>5.8.22</version>
        </dependency>

CsvReader reader = CsvUtil.getReader();
//读取方式1
CsvData data = reader.read(FileUtil.file("test.csv"));
//读取方式2
CsvData data = reader.read(new InputStreamReader(inputStream, CharsetUtil.UTF_8));
//读取方式3 转为对象数据
 List<Bean> data = reader.read(ResourceUtil.getUtf8Reader("bean.csv"), Bean.class)

csv整行数据包括表头
List<CsvRow> rows = data.getRows();
for (CsvRow csvRow : rows) {

//修改index=修改数据下标 value改的内容
csvRow.set(index,value);

//读取 整行数据
List<String> columnList = csvRow.getRawList();

}

//单列数据
for (CsvRow csvRow : rows) {
csvRow.get(rowNum)
}

    public static <T> List<T> getFromZipTable(Sring file, String fileName, Class<T> clazz)
            throws Exception {
        List<T> result = reader.read(ResourceUtil.getUtf8Reader(file), clazz);
        inputStream.close();
        return CollectionUtils.isNotEmpty(result) ? result : new ArrayList<>(0);
    }

    /**
     * 获取指定文件列内容
     */
    public static List<String> getColumnValueFromZip(InputStream inputStream, String fileName, String columnName)
            throws Exception {
        List<String> columnValue = new ArrayList<>();
        try {
            //从文件中读取CSV数据
            CsvReader reader = CsvUtil.getReader();
            CsvData data = reader.read(new InputStreamReader(inputStream, CharsetUtil.UTF_8));
            List<CsvRow> rows = data.getRows();
            //获条件索引
            int rowNum = -1;
            CsvRow headers = rows.get(0);
            for (int i = 0; i < headers.size(); i++) {
                if (headers.get(i).toString().equals(columnName)) {
                    rowNum = i;
                    break;
                }
            }
            if (rowNum == -1) {
                return columnValue;
            }
            //遍历行
            boolean headerFlag = true;
            for (CsvRow csvRow : rows) {
                //跳过表头
                if (headerFlag) {
                    headerFlag = false;
                    continue;
                }
                columnValue.add(csvRow.get(rowNum));
            }
        } finally {
            inputStream.close();
        }
        return columnValue;
    }