JAVA---資料導入-後端

後端處理

使用技術點, 對象的拷貝

BeanUtils.copyProperties(A, B);  A-->B,
PropertyUtils.copyProperties(A, B);  B--A
兩個JavaBean的同名屬性為不同類型時，在支援的資料類型範圍内進行轉換，
而BeanUtils不支援這個功能，但是速度會更快一些
           

關鍵代碼

@ResponseBody
@RequiresPermissions("customer:import:do")
@PostMapping("/import/do")
public AjaxResult importDo(@Valid ImportCustomerImportDoForm form, BindingResult bindingResult) throws IllegalAccessException, NoSuchMethodException, InvocationTargetException {
	checkBindPageParam(bindingResult);
	
	int dataCount = form.getFileData().size() - 1;
	if (dataCount <= BaseConstant.ZERO) {
		return errorLog(module, OperationTypeEnum.IMPORT, ResultEnum.IMPORT_DATA_NULL);
	}

	Integer totalLimit = Integer.parseInt(ConfigService.getByConfigKey(ConfigConstant.SYS_SINGLE_IMPORT_TOTAL_LIMIT));
	if (dataCount > totalLimit) {
		return errorLog(module, OperationTypeEnum.IMPORT, ResultEnum.IMPORT_TOTAL_LIMIT.getMessage() + totalLimit);
	}

	log.info("[客戶導入] 開始導入, 總條數:" + dataCount);
	int successTotal = 0;
	int errorTotal = 0;

	// 儲存導入的客戶資訊
	List<ImportCustomerVo> importCustomerVos = new ArrayList<>();

	for (int i = 1; i <= dataCount; i++) {
		ImportCustomerVo importCustomerVo = new ImportCustomerVo();
		PropertyUtils.copyProperties(importCustomerVo, form.getFileData().get(i));
		if (form.getFileData().get(i).containsKey("gender")) {
			importCustomerVo.setGender(form.getFileData().get(i).get("gender"));
		}

		CrmCustomer customer = new CrmCustomer();
		BeanUtils.copyProperties(form, customer);
		BeanUtils.copyProperties(importCustomerVo, customer);

		if (importCustomerService.checkImport(customer, importCustomerVo, importCustomerVos).isError()) {
			errorTotal++;
			continue;
		}

		if (service.insert(customer) > BaseConstant.ZERO) {
			importCustomerVo.setImportResult("已導入");
			customerOperationLogService.insert(form.getLeaderId(), customer.getId(), CustomerOperationTypeEnum.IMPORT.getCode());
			successTotal++;
		} else {
			errorTotal++;
		}

		// 統一添加
		importCustomerVos.add(importCustomerVo);
	}

	String msg = "資料導入"+ dataCount +"條，成功("+successTotal  +"), 失敗("+ errorTotal +")";
	if (successTotal > BaseConstant.ZERO) {
		OperationLogService.success(module, OperationTypeEnum.IMPORT, msg);
		return success(msg, importCustomerVos);
	}

	OperationLogService.error(module, OperationTypeEnum.IMPORT, msg);
	return error(msg, importCustomerVos);
}