带ApachePOI的xlsx到csv转换器Java
我的问题基于此。这是我迄今为止的构建:带ApachePOI的xlsx到csv转换器Java,java,excel,apache,csv,xlsx,Java,Excel,Apache,Csv,Xlsx,我的问题基于此。这是我迄今为止的构建: package converters; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.util.Iterator; import org.apache.poi.ss.usermodel.Cell; import org.apache.poi.ss.usermodel.Row; import org.apa
package converters;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.Iterator;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
class XlsxtoCSV {
public static void main(String[] args) {
File inputFile = new File(
"C:\\Users\\USR\\Desktop\\testExport.xlsx");
File outputFile = new File("C:\\Users\\USR\\Desktop\\output.csv");
xlsx(inputFile, outputFile);
}
static void xlsx(File inputFile, File outputFile) {
String seperator = ";";
// For storing data into CSV files
StringBuffer data = new StringBuffer();
try {
FileOutputStream fos = new FileOutputStream(outputFile);
// Get the workbook object for XLSX file
XSSFWorkbook wBook = new XSSFWorkbook(
new FileInputStream(inputFile));
// Get first sheet from the workbook
XSSFSheet sheet = wBook.getSheetAt(0);
Row row;
Cell cell;
// Iterate through each rows from first sheet
Iterator<Row> rowIterator = sheet.iterator();
int i = 0; //I need 11 columns which can be empty
while (i < 11) {
row = rowIterator.next();
// For each row, iterate through each columns
Iterator<Cell> cellIterator = row.cellIterator();
while (cellIterator.hasNext()) {
cell = cellIterator.next();
switch (cell.getCellType()) {
case Cell.CELL_TYPE_BOOLEAN:
data.append(cell.getBooleanCellValue() + seperator);
break;
case Cell.CELL_TYPE_NUMERIC:
data.append(cell.getNumericCellValue() + seperator);
break;
case Cell.CELL_TYPE_STRING:
data.append(cell.getStringCellValue() + seperator);
break;
case Cell.CELL_TYPE_BLANK:
data.append("" + seperator);
break;
default:
data.append(cell + seperator);
}
}
data.append("\r\n");
i++;
}
fos.write(data.toString().getBytes());
fos.close();
System.out.println(data.toString());
} catch (Exception ioe) {
ioe.printStackTrace();
}
}
}
但我的问题是,如果一个细胞中出现断线,它将无法正常工作,这对我来说很重要
我需要它与在Excel中保存为csv时完全一样。事实证明,在单元格中使用Excel时非常糟糕。删除所有这些字符对我有帮助,但我认为有可能避免这些字符的重复