java POI excel 單元個的內容 自適應行高

public static void main(String[] args) {  

  

        InputStream is = null;  

        Workbook book = null;  

        try {  

            is = new FileInputStream("D:\\test.xls");  

            book = new HSSFWorkbook(is);  

              

            Sheet sheet = book.getSheetAt(0);  

              

            for(int i = 0; i <= 10; i ++) {   

                Row row = sheet.getRow(i);  

                int enterCnt = 0;  

                int colIdxOfMaxCnt = 1;  

                for(int j = 0; j <= 10; j ++) {  

                    int rwsTemp = row.getCell(j).toString().split("\n").length;  

                    if (rwsTemp > enterCnt) {  

                        enterCnt = rwsTemp;  

                        colIdxOfMaxCnt = j;  

                    }  

                }  

                System.out.println(colIdxOfMaxCnt + "列的行數：" + enterCnt);  

                row.setHeight((short)(enterCnt * 228));  

            }  

              

            File f = new File("D:\\test.xls");  

            FileOutputStream out = new FileOutputStream(f);  

            book.write(out);  

              

            out.close();  

            is.close();  

        } catch (IOException e) {  

            return;  

        }  

}