Excel 導入導出

導出工具類：

public class ExportExcel {

	private String headerName;

	private WritableCellFormat headerFormat;

	private WritableCellFormat titleFormat;

	public ExportExcel(String headerName) {
		super();
		this.headerName = headerName;
		WritableFont headerfont = new WritableFont(WritableFont.ARIAL, 12, WritableFont.BOLD, false);
		headerFormat = new WritableCellFormat(headerfont);
		try {
			headerFormat.setAlignment(jxl.format.Alignment.CENTRE);
		} catch (WriteException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		WritableFont titlefont = new WritableFont(WritableFont.ARIAL, 11, WritableFont.BOLD, false);
		titleFormat = new WritableCellFormat(titlefont);
		try {
			titleFormat.setAlignment(jxl.format.Alignment.CENTRE);
			titleFormat.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.MEDIUM);
			titleFormat.setBackground(jxl.format.Colour.GRAY_25);
		} catch (WriteException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

    public String getSlotExcelByBomNo(List<Slot> slots) {
        WritableWorkbook book = null;
        String fileName = "exports/" +slots.get(0).getBomNo()+"_"+ System.currentTimeMillis() + ".xls";
        try {
            book = Workbook.createWorkbook(new File(SystemContextLoaderListener.getServletContext()
                    .getRealPath(fileName)));

            WritableSheet sheet = book.createSheet("Sheet_1", 0);
            // 字體
            WritableFont normalfont = new WritableFont(WritableFont.ARIAL, 10);
            WritableCellFormat normalFormat = new WritableCellFormat(normalfont);
            normalFormat.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN);

            NumberFormat fivedps = new NumberFormat("#.##");
            WritableCellFormat floatFormat = new WritableCellFormat(fivedps);
            floatFormat.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN);

//			Calendar ca = Calendar.getInstance();
//			ca.set(year, month, 1);
//			int maxDay = ca.getActualMaximum(Calendar.DAY_OF_MONTH);
            // 標題頭
            sheet.mergeCells(0, 0, 8, 0);
            String titleName = headerName ;
            sheet.addCell(new Label(0, 0, titleName, headerFormat));
            sheet.addCell(new Label(0, 1, "站位", titleFormat));
            sheet.addCell(new Label(1, 1, "作業類型", titleFormat));
            sheet.addCell(new Label(2, 1, "測試環節序列號", titleFormat));
            sheet.addCell(new Label(3, 1, "物料編號", titleFormat));
            sheet.addCell(new Label(4, 1, "物料名", titleFormat));
            sheet.addCell(new Label(5, 1, "物料型號", titleFormat));
            sheet.addCell(new Label(6, 1, "使用量", titleFormat));
            sheet.addCell(new Label(7, 1, "BOM版次", titleFormat));
            sheet.addCell(new Label(8,1,"備註",titleFormat));
            sheet.setColumnView(0, 15);
            sheet.setColumnView(1, 20);
            sheet.setColumnView(2, 25);
            sheet.setColumnView(3, 20);
            sheet.setColumnView(4, 20);
            sheet.setColumnView(5, 20);
            sheet.setColumnView(6,20);
            sheet.setColumnView(7,20);
            sheet.setColumnView(8,20);
            sheet.setRowView(0, 500); // 設置行的高度
            sheet.setRowView(1, 400); // 設置行的高度

            for (int i = 0; i < slots.size(); i++) {
                sheet.setRowView(i + 2, 350); // 設置行的高度
//                SNRecord snRecord = snRecords.get(i);
                Slot slot = slots.get(i);
                sheet.addCell(new Label(0, i + 2, slot.getSlotCode(), normalFormat));
                sheet.addCell(new Label(1, i + 2, slot.getOperationTypeName(), normalFormat));
                sheet.addCell(new Number(2, i + 2, slot.getSeqNum(), normalFormat));
                sheet.addCell(new Label(3,i+2,slot.getItemNo(),normalFormat));
                sheet.addCell(new Label(4, i + 2, slot.getItemName(), normalFormat));
                sheet.addCell(new Label(5, i + 2, slot.getModel(), normalFormat));
                sheet.addCell(new Number(6, i + 2, slot.getUsingQty(), normalFormat));
                sheet.addCell(new Label(7, i + 2,slot.getBomNo(), normalFormat));
                sheet.addCell(new Label(8, i + 2,slot.getRemark(), normalFormat));
            }
            book.write();

        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (book != null)
                try {
                    {
                        book.close();
                    }
                } catch (WriteException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
        }
        return fileName;
    }

業務層：

  @Override
    @Transactional(propagation = Propagation.SUPPORTS,readOnly = true)
    public String exportByBomNo(String bomNo) {
        List<Slot> slots = slotDao.findByBomNo(bomNo);
        ExportExcel exportExcel = new ExportExcel(bomNo);
        return exportExcel.getSlotExcelByBomNo(slots);
    }

控制層：

@RequestMapping(value = "exportByBomNo", method = RequestMethod.GET)
   public String exportByBomNo(@RequestParam("BomNo") String BomNo) {
       String path = slotService.exportByBomNo(BomNo);
       return "redirect:../" + path;
   }

jsp:

js:

function exportByBomNo() {
            var bomNo = $("#BomNoCode").val()
            if(bomNo==""||bomNo==undefined) {
                jAlert('請確認查詢條件','溫馨提示');
            } else {
                window.location.target='_blank'
                window.location.href = "exportByBomNo.do?BomNo="+bomNo;
            }
        }

導入功能：

工具類：

public class ImportExcelData {

    public static List<Slot> readExcel(String fileName, String path) throws Exception {
        final String extension = fileName.lastIndexOf(".") == -1 ? "" : fileName.substring(fileName.lastIndexOf(".") + 1);
        if ("xlsx".equalsIgnoreCase(extension)) {
            return read2007Excel(path);
        } else if ("xls".equalsIgnoreCase(extension)) {
            return read2003Excel(path);
        }
        return null;
    }

    public static List<Slot> read2003Excel(String path) throws Exception {
        List<Slot> slots = new ArrayList<>();

        //同時支持Excel 2007
        File excelFile = new File(path); //創建文件對象
        HSSFWorkbook workbook = new HSSFWorkbook(new FileInputStream(excelFile));

        // 讀取第一章表格內容
        HSSFRow row;
        int sheetCount = workbook.getNumberOfSheets();  //Sheet的數量
        //遍歷每個Sheet
        for (int s = 0; s < sheetCount; s++) {
            HSSFSheet sheet = workbook.getSheetAt(s);
            int rowCount = sheet.getPhysicalNumberOfRows(); //獲取總行數
            //遍歷每一行
            for (int r = 2; r < rowCount; r++) {
                row = sheet.getRow(r);
//                Meter meter = new Meter();
                Slot slot = new Slot();
                //遍歷每一列
                HSSFCell cell1 = row.getCell(0);
                if(cell1 == null){
                    break;
                }
                //基礎信息Code
                slot.setSlotCode(cell1.getStringCellValue());
                cell1 = row.getCell(1);
                //作業類型
                String operationTypeName = cell1.getStringCellValue().trim();
                if(operationTypeName.equals("料件組裝")){
                    slot.setOperationType(OperationType.ASSEMBLE);
                }else if(operationTypeName.equals("功能測試")){
                    slot.setOperationType(OperationType.FUNCTIONTEST);
                }
                cell1 = row.getCell(2);
                //測試環節序列號
                slot.setSeqNum((int)cell1.getNumericCellValue());
                cell1 = row.getCell(3);
                //物料名稱
                slot.setItemNo(cell1.getStringCellValue());
                cell1=row.getCell(4);
                //物料編碼
                slot.setItemName(cell1.getStringCellValue());
                cell1=row.getCell(5);
                //物料型號
                slot.setModel(cell1.getStringCellValue());
                cell1=row.getCell(6);
                //物料使用量
                slot.setUsingQty((int)cell1.getNumericCellValue());
                cell1=row.getCell(7);
                //BOM版次
                slot.setBomNo(cell1.getStringCellValue());
                cell1=row.getCell(8);
                //備註
                slot.setRemark(cell1.getStringCellValue());
                slots.add(slot);
            }
        }
        return slots;
    }

    public static List<Slot> read2007Excel(String path) throws Exception {
        List<Slot> slots = new ArrayList<>();

        //同時支持Excel 2007
        File excelFile = new File(path); //創建文件對象
        XSSFWorkbook workbook = new XSSFWorkbook(new FileInputStream(excelFile));

        // 讀取第一章表格內容
        XSSFRow row;
        int sheetCount = workbook.getNumberOfSheets();  //Sheet的數量
        //遍歷每個Sheet
        for (int s = 0; s < sheetCount; s++) {
            XSSFSheet sheet = workbook.getSheetAt(s);
            int rowCount = sheet.getPhysicalNumberOfRows(); //獲取總行數
            //遍歷每一行
            for (int r = 1; r < rowCount; r++) {
                row = sheet.getRow(r);
                Slot slot = new Slot();
                //遍歷每一列
                XSSFCell cell1 = row.getCell(0);
                if(cell1 == null){
                    break;
                }
                //站位Code
                slot.setSlotCode(cell1.getStringCellValue());
                cell1 = row.getCell(1);
                //作業類型
                String operationTypeName = cell1.getStringCellValue().trim();
                if(operationTypeName.equals("料件組裝")){
                    slot.setOperationType(OperationType.ASSEMBLE);
                }else if(operationTypeName.equals("功能測試")){
                    slot.setOperationType(OperationType.FUNCTIONTEST);
                }
                cell1 = row.getCell(2);
                //測試環節序列號
                slot.setSeqNum((int)cell1.getNumericCellValue());
                cell1 = row.getCell(3);
                //物料名稱
                slot.setItemNo(cell1.getStringCellValue());
                cell1=row.getCell(4);
                //物料編碼
                slot.setItemName(cell1.getStringCellValue());
                cell1=row.getCell(5);
                //物料型號
                slot.setModel(cell1.getStringCellValue());
                cell1=row.getCell(6);
                //物料使用量
                slot.setUsingQty((int)cell1.getNumericCellValue());
                cell1=row.getCell(7);
                //BOM版次
                slot.setBomNo(cell1.getStringCellValue());
                cell1=row.getCell(8);
                //備註
                slot.setRemark(cell1.getStringCellValue());
                slots.add(slot);
            }
        }
        return slots;
    }

    private static String fillZero(String uid) {
        int len = uid.length();
        for (int i = len; i < 12; i++) {
            uid = "0" + uid;
        }
        if(len > 12){
            uid = uid.substring(len-12,len);
        }
        return uid;
    }
}

控制層：

	@RequestMapping(value = "importSlots",method = RequestMethod.POST)
	@ResponseBody
	public String importSlots(MultipartFile myfile,HttpServletRequest request) {
		try {
			if (myfile.isEmpty()) {
				return "false";
			} else {
				String fileName = myfile.getOriginalFilename();
				final String extension = fileName.lastIndexOf(".") == -1 ? "" : fileName.substring(fileName.lastIndexOf(".") + 1);
				if (!"xlsx".equalsIgnoreCase(extension) && !"xls".equalsIgnoreCase(extension)) {
					return 1 / 0 + "";
				}
				String realPath = request.getSession().getServletContext().getRealPath("/upload");
				File file = new File(realPath);
				if (!file.exists()) {
					file.mkdirs();
				}
				//這裏不必處理IO流關閉的問題，因爲FileUtils.copyInputStreamToFile()方法內部會自動把用到的IO流關掉，我是看它的源碼才知道的
				FileUtils.copyInputStreamToFile(myfile.getInputStream(), new File(realPath, myfile.getOriginalFilename()));
				String path = realPath + File.separator + fileName;
				List<Slot> existSlots = slotService.readExcel(fileName, path);
				return new Gson().toJson(existSlots);
			}
		} catch (Exception e) {
			e.printStackTrace();
			return "false";
		}
	}

業務層：

@Override
    public List<Slot> readExcel(String fileName, String path) throws Exception {
        List<Slot> exisSlots = new ArrayList<>();
            List<Slot> slots = ImportExcelData.readExcel(fileName,path);
            for(Slot slot : slots) {
                Slot existSlot;
                if(LogicUtils.isNullOrEmpty(slot.getItemNo())){
                    existSlot = slotDao.findByBomNoAndSlotCode(slot.getBomNo(),slot.getSlotCode());
                }else{
                    existSlot = slotDao.findByBomNoAndItemNoAndSlotCode(slot.getBomNo(),slot.getItemNo(),slot.getSlotCode());
                }

                if(LogicUtils.isNull(existSlot)) { //若沒有插入時，則直接插入
                    slotDao.save(slot);
                } else { //否則覆蓋之前數據
                    existSlot.setRemark(slot.getRemark());
                    existSlot.setModel(slot.getModel());
                    existSlot.setUsingQty(slot.getUsingQty());
                    existSlot.setItemName(slot.getItemName());
                    existSlot.setSlotCode(slot.getSlotCode());
                    exisSlots.add(existSlot);
                }
            }
        return exisSlots;
    }

jsp頁面：有一個kendo寫的彈出框：

<input type="button" class="btn" value="導入數據" οnclick="improtBox()"> 
<kendo:window name="addSlot" title="上傳工位信息" draggable="true" resizable="true" width="500" height="400" visible="false">
    <kendo:window-content>
        <div >

            <form id="submitSlots" action="importSlots.do" method="post" enctype="multipart/form-data" style="font: 14px bold ;" >
                <fieldset>
                    <legend>點擊瀏覽選擇上傳文件</legend>
                    <input type="file" name="myfile" id="myfile" style="color:red;"/>

                       <%-- <input type="submit" value="上傳工位信息" class="btn btn-primary" style="position: relative;right:70px;"/>;--%>
                </fieldset>
                <fieldset>
                    日誌：<textarea rows="10" id="log" style="position: relative;right:0px;margin-top: 10px;width:380px" ></textarea>
                </fieldset>

                <div class="heading-buttons">
                    <div class="buttons pull-right" style="margin-right: 0px; margin-top: 20px;">
                        <input type="button" id="submitButton" class="btn btn-primary right" value="確定" οnclick="improtSlots();"/>
                    </div>
                </div>

            </form>
        </div>
    </kendo:window-content>
</kendo:window>

js 如下：

        //當點擊導入時，觸發
        function improtBox(){
            var depository = $("#addSlot");
            //清空上傳文件返回的日誌信息
            $("#log").val("");
            //清空上傳文件的信息
            var file = $("#myfile")
            file.after(file.clone().val(""));
            file.remove();
            //顯示確定按鈕
            $("#submitButton").css("display","block");
            depository.data("kendoWindow").center();
            depository.data("kendoWindow").open();
        }

function improtSlots() {
            var filepath=$("#myfile").val();
            var extStart=filepath.lastIndexOf(".");
            var ext=filepath.substring(extStart,filepath.length).toUpperCase();
            if(ext!=".XLS"&&ext!=".XLSX"){
                jAlert("文件僅限於後綴爲xls,xlsx的Excel格式","溫馨提示"); //檢測允許的上傳文件類型
                return false;
            }

            if(confirm("確定導入工位信息？")){
                $("#log").val("正在導入...");
                $("#submitSlots").ajaxSubmit({
                    type: 'post',
                    url: "importSlots.do" ,
                    success: function(data){
                        if(data == "false"){
                            $("#log").val("導入失敗！");
                        }else{
                            var msg = "導入成功！";
                            var obj = JSON.parse(data);
                            var arrayLen = obj.length;
                            if (arrayLen > 0) {
                                msg += "\n以下重複：";
                                for (var i = 0; i < arrayLen; i++) {
                                    if(obj[i].itemNo==undefined||obj[i].itemNo==""){
                                        msg += "\n" + "BOM號："+obj[i].bomNo+"站位："+obj[i].slotCode+" 物料號：無";
                                    }else{
                                        msg += "\n" + "BOM號："+obj[i].bomNo+"站位："+obj[i].slotCode+" 物料號："+obj[i].itemNo;
                                    }
                                }
                            }
                            $("#log").val(msg);
                            $("#submitButton").css("display","none");
                        }
                    },
                    error: function(XmlHttpRequest, textStatus, errorThrown){
                        $("#log").val("導入異常！");
                        $("#submitButton").css("display","none");
                    }
                });
            }
        }

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