新版excel

chenjiahe

2023-09-04 399ee057f3bef4ca0465995b6486df761e913d73

新版excel

 src/main/java/com/hx/util/ExcelUtil.java

@@ -679,9 +679,6 @@
        return null;
    }




    /**读取excel文件，兼容2003和2007
     * 通过流读取Excel文件
     * @return
@@ -778,6 +775,95 @@
        return null;
    }

    /**读取excel文件，兼容2003和2007
     * 通过流读取Excel文件
     * @return
     * @throws Exception
     */
    public static List<List<String>> getExcelDataCompatible(InputStream inputStream,boolean header) throws Exception {
        try {
            // 结果集
            List<List<String>> list = new ArrayList<>();
            Workbook book = create(new BufferedInputStream(inputStream));

            Sheet hssfsheet;
            Row hssfrow;
            List<String> arrayString;
            Cell cell;
            short format;
            Date d;
            DateFormat formater;
            HSSFDataFormatter dataFormatter;
            // 遍历该表格中所有的工作表，i表示工作表的数量 getNumberOfSheets表示工作表的总数
            for(int s=0;s<book.getNumberOfSheets();s++) {
                hssfsheet = book.getSheetAt(s);
                int col = 0;
                // 遍历该行所有的行,j表示行数 getPhysicalNumberOfRows行的总数 去除标题
                for (int j = 0; j < hssfsheet.getPhysicalNumberOfRows(); j++) {
                    hssfrow = hssfsheet.getRow(j);
                    if(hssfrow!=null){
                        if(j == 0) {
                            col = hssfrow.getPhysicalNumberOfCells();
                            if(!header) {
                                //不包括表头
                                continue;
                            }
                        }
                        // 单行数据
                        arrayString = new ArrayList<>();
                        for (int i = 0; i < col; i++) {
                            cell = hssfrow.getCell(i);
                            if (cell == null) {
                                arrayString.add("");
                            } else if (cell.getCellType() == CellType.NUMERIC) {
                                // arrayString[i] = new Double(cell.getNumericCellValue()).toString();
                                if (CellType.NUMERIC == cell.getCellType()) {
                                    format = cell.getCellStyle().getDataFormat();
                                    if(format == 14 || format == 31 || format == 57 || format == 58){
                                        //日期（中文时间格式的）
                                        d = cell.getDateCellValue();
                                        formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                                        // DateFormat formater = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
                                        arrayString.add(formater.format(d));
                                        //arrayString[i] = formater.format(d);
                                    }else if (HSSFDateUtil.isCellDateFormatted(cell)) {
                                        d = cell.getDateCellValue();
                                        //DateFormat formater = new SimpleDateFormat("yyyy年MM月dd日 HH时mm分ss秒");
                                        formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                                        arrayString.add(formater.format(d));
                                        //arrayString[i] = formater.format(d);
                                    } else {
                                        if(CellType.STRING == cell.getCellType()){
                                            arrayString.add(cell.getStringCellValue());
                                            //arrayString[i] =cell.getStringCellValue();
                                        }else if(CellType.FORMULA==cell.getCellType()){
                                            arrayString.add(cell.getCellFormula());
                                            //arrayString[i] =cell.getCellFormula();
                                        }else if(CellType.NUMERIC== cell.getCellType()){
                                            dataFormatter = new HSSFDataFormatter();
                                            arrayString.add(dataFormatter.formatCellValue(cell));
                                            //arrayString[i] =dataFormatter.formatCellValue(cell);
                                        }
                                    }
                                }
                            } else if(cell.getCellType() == CellType.BLANK){
                                arrayString.add("");
                                //arrayString[i] = "";
                            } else { // 如果EXCEL表格中的数据类型为字符串型
                                arrayString.add(cell.getStringCellValue().trim());
                                //arrayString[i] = cell.getStringCellValue().trim();
                            }
                        }
                        list.add(arrayString);
                    }
                }
            }
            return list;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 新版读取Excel，只支持2007以上版本，也就是xslx格式
@@ -795,60 +881,9 @@
            //open InputStream或者XLSX格式的File(必须)
            Workbook book = StreamingReader.builder()
                    .rowCacheSize(100)
                    .bufferSize(4096)
                    .bufferSize(10240)
                    .open(new FileInputStream(file));

            //是否存在数据
            boolean isData;
            List<String> arrayString;
            short format;
            Date d;
            DateFormat formater;
            Sheet sheet;
            //遍历所有的sheet
            for(int i=0;i<book.getNumberOfSheets();i++){
                sheet = book.getSheetAt(i);
                //遍历所有的行
                for (Row row : sheet) {
                    isData = false;
                    arrayString = new ArrayList<>();
                    //遍历所有的列
                    for (Cell cell : row) {
                        if (cell == null) {
                            arrayString.add("");
                        } else if (cell.getCellType() == CellType.NUMERIC) {
                            isData = true;
                            format = cell.getCellStyle().getDataFormat();
                            if(format == 14 || format == 31 || format == 57 || format == 58){
                                //日期（中文时间格式的）
                                d = cell.getDateCellValue();
                                formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                                arrayString.add(formater.format(d));
                            }else if (HSSFDateUtil.isCellDateFormatted(cell)) {
                                d = cell.getDateCellValue();
                                formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                                arrayString.add(formater.format(d));
                            } else {
                                if(CellType.STRING == cell.getCellType()){
                                    arrayString.add(cell.getStringCellValue());
                                }else if(CellType.FORMULA==cell.getCellType()){
                                    arrayString.add(cell.getCellFormula());
                                }else{
                                    arrayString.add(cell.getStringCellValue().trim());
                                }
                            }
                        } else if(cell.getCellType() == CellType.BLANK){
                            arrayString.add("");
                        } else { // 如果EXCEL表格中的数据类型为字符串型
                            isData = true;
                            arrayString.add(cell.getStringCellValue().trim());
                        }
                    }
                    if(isData){
                        listData.add(arrayString);
                    }
                }
            }
            listData =readhandle(book);
        }catch (Exception e){
            e.printStackTrace();
            throw new RuntimeException(e.getMessage());
@@ -872,60 +907,10 @@
            //open InputStream或者XLSX格式的File(必须)
            Workbook book = StreamingReader.builder()
                    .rowCacheSize(100)
                    .bufferSize(4096)
                    .bufferSize(10240)
                    .open(new BufferedInputStream(file.getInputStream()));

            //是否存在数据
            boolean isData;
            List<String> arrayString;
            short format;
            Date d;
            DateFormat formater;
            Sheet sheet;
            //遍历所有的sheet
            for(int i=0;i<book.getNumberOfSheets();i++){
                sheet = book.getSheetAt(i);
                //遍历所有的行
                for (Row row : sheet) {
                    isData = false;
                    arrayString = new ArrayList<>();
                    //遍历所有的列
                    for (Cell cell : row) {
                        if (cell == null) {
                            arrayString.add("");
                        } else if (cell.getCellType() == CellType.NUMERIC) {
                            isData = true;
                            format = cell.getCellStyle().getDataFormat();
                            if(format == 14 || format == 31 || format == 57 || format == 58){
                                //日期（中文时间格式的）
                                d = cell.getDateCellValue();
                                formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                                arrayString.add(formater.format(d));
                            }else if (HSSFDateUtil.isCellDateFormatted(cell)) {
                                d = cell.getDateCellValue();
                                formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                                arrayString.add(formater.format(d));
                            } else {
                                if(CellType.STRING == cell.getCellType()){
                                    arrayString.add(cell.getStringCellValue());
                                }else if(CellType.FORMULA==cell.getCellType()){
                                    arrayString.add(cell.getCellFormula());
                                }else{
                                    arrayString.add(cell.getStringCellValue().trim());
                                }
                            }
                        } else if(cell.getCellType() == CellType.BLANK){
                            arrayString.add("");
                        } else { // 如果EXCEL表格中的数据类型为字符串型
                            isData = true;
                            arrayString.add(cell.getStringCellValue().trim());
                        }
                    }
                    if(isData){
                        listData.add(arrayString);
                    }
                }
            }
            listData =readhandle(book);
        }catch (Exception e){
            e.printStackTrace();
            throw new RuntimeException(e.getMessage());
@@ -933,6 +918,88 @@
        return listData;
    }

    /**
     * 新版读取Excel，只支持2007以上版本，也就是xslx格式
     * @param file 文件
     * @return 数据
     */
    public static List<List<String>> readExcelData(InputStream file){
        List<List<String>> listData = new ArrayList<>();
        try{
            //rowCacheSize 缓存到内存中的行数(默认是10)
            //bufferSize 读取资源时，缓存到内存的字节大小(默认是1024)
            //open InputStream或者XLSX格式的File(必须)
            Workbook book = StreamingReader.builder()
                    .rowCacheSize(100)
                    .bufferSize(10240)
                    .open(file);

            listData =readhandle(book);
        }catch (Exception e){
            e.printStackTrace();
            throw new RuntimeException(e.getMessage());
        }
        return listData;
    }

    /**处理数据*/
    public static List<List<String>> readhandle(Workbook book){
        List<List<String>> listData = new ArrayList<>();

        //是否存在数据
        boolean isData;
        List<String> arrayString;
        short format;
        Date d;
        DateFormat formater;
        Sheet sheet;
        //遍历所有的sheet
        for(int i=0;i<book.getNumberOfSheets();i++) {
            sheet = book.getSheetAt(i);
            //遍历所有的行
            for (Row row : sheet) {
                isData = false;
                arrayString = new ArrayList<>();
                //遍历所有的列
                for (Cell cell : row) {
                    if (cell == null) {
                        arrayString.add("");
                    } else if (cell.getCellType() == CellType.NUMERIC) {
                        isData = true;
                        format = cell.getCellStyle().getDataFormat();
                        if (format == 14 || format == 31 || format == 57 || format == 58) {
                            //日期（中文时间格式的）
                            d = cell.getDateCellValue();
                            formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                            arrayString.add(formater.format(d));
                        } else if (HSSFDateUtil.isCellDateFormatted(cell)) {
                            d = cell.getDateCellValue();
                            formater = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
                            arrayString.add(formater.format(d));
                        } else {
                            if (CellType.STRING == cell.getCellType()) {
                                arrayString.add(cell.getStringCellValue());
                            } else if (CellType.FORMULA == cell.getCellType()) {
                                arrayString.add(cell.getCellFormula());
                            } else {
                                arrayString.add(cell.getStringCellValue().trim());
                            }
                        }
                    } else if (cell.getCellType() == CellType.BLANK) {
                        arrayString.add("");
                    } else { // 如果EXCEL表格中的数据类型为字符串型
                        isData = true;
                        arrayString.add(cell.getStringCellValue().trim());
                    }
                }
                if (isData) {
                    listData.add(arrayString);
                }
            }
        }
        return listData;
    }


    /**
     * p判断是否excel文件