import com.googlecode.jcsv.writer.CSVEntryConverter; //导入依赖的package包/类
public static <T> void exportCSV(String fileName, CSVEntryConverter<T> headerConverter,
                                 CSVEntryConverter<T> contentConverter, T emptyItem,
                                 List<T> list, Stage stage) {

    FileChooser fileChooser = new FileChooser();
    fileChooser.setInitialFileName(fileName);
    File file = fileChooser.showSaveDialog(stage);
    if (file != null) {
        try (OutputStreamWriter outputStreamWriter = new OutputStreamWriter(new FileOutputStream(file, false), Charsets.UTF_8)) {
            CSVWriter<T> headerWriter = new CSVWriterBuilder<T>(outputStreamWriter)
                    .strategy(CSVStrategy.UK_DEFAULT)
                    .entryConverter(headerConverter)
                    .build();
            headerWriter.write(emptyItem);

            CSVWriter<T> contentWriter = new CSVWriterBuilder<T>(outputStreamWriter)
                    .strategy(CSVStrategy.UK_DEFAULT)
                    .entryConverter(contentConverter)
                    .build();
            contentWriter.writeAll(list);
        } catch (RuntimeException | IOException e) {
            e.printStackTrace();
            log.error(e.getMessage());
            new Popup<>().error(Res.get("guiUtil.accountExport.exportFailed", e.getMessage()));
        }
    }
}
 

import com.googlecode.jcsv.writer.CSVEntryConverter; //导入依赖的package包/类
@Test
public void testConvertEntry() {
	CSVEntryConverter<String[]> converter = new DefaultCSVEntryConverter();
	String[] data = {"A", "B", "C"};

	assertArrayEquals(data, converter.convertEntry(data));
}