冗余代码整理

src/main/java/com/qtzl/alterSales/manager/service/AflReportExportDataLoader.java

                     predicates.add(allLikePredicate);
                 }
                 predicates.add(criteriaBuilder.equal(root.get("tradeState").as(String.class), "SUCCESS"));
-                // 按照tradeState字段排序
+                // 按照timeEnd字段排序
                 query.orderBy(criteriaBuilder.asc(root.get("timeEnd").as(String.class)));
                 Predicate[] pre = new Predicate[predicates.size()];
                 return query.where(predicates.toArray(pre)).getRestriction();

src/main/java/com/qtzl/alterSales/manager/service/AflReportExportServiceImpl.java

     /**
      * 队列 =》存储
      */
-    private final BlockingQueue<QueueDataBean<?>> dataQueue = new LinkedBlockingQueue<>(MAX_SIZE);
+    private static final ThreadLocal<BlockingQueue<QueueDataBean<?>>> threadLocalDataQueue =
+            ThreadLocal.withInitial(() -> new LinkedBlockingQueue<>(MAX_SIZE));
 
     private final Random random = new Random();
 
 
     @Override
     public String export50ServiceFee(ReportServiceFee50Request request) throws ServiceHandleException {
-        AflReportExportDataLoader reportExportDataLoader = new AflReportExportDataLoader(dataQueue, request, ReportEnum.SERVICE_FEE_50);
+        AflReportExportDataLoader reportExportDataLoader = new AflReportExportDataLoader(threadLocalDataQueue.get(), request, ReportEnum.SERVICE_FEE_50);
         reportExportDataLoader.start();
-        return writeFileAndReturnFilePathForServiceFee(reportExportDataLoader, request);
+        return writeFileAndReturnFilePathForServiceFee(reportExportDataLoader);
     }
 
     @Override
     public String exportIncomeCost(ReportIncomeCostRequest request) throws ServiceHandleException {
-        AflReportExportDataLoader reportExportDataLoader = new AflReportExportDataLoader(dataQueue, request, ReportEnum.INCOME_COST);
+        AflReportExportDataLoader reportExportDataLoader = new AflReportExportDataLoader(threadLocalDataQueue.get(), request, ReportEnum.INCOME_COST);
         reportExportDataLoader.start();
-        return writeFileAndReturnFilePathForIncomeCost(reportExportDataLoader, request);
+        return writeFileAndReturnFilePathForIncomeCost(request);
     }
 
 
     // ======================================== 额外的数据处理方法 ========================================
 
 
-    private String writeFileAndReturnFilePathForIncomeCost(AflReportExportDataLoader reportExportDataLoader, ReportIncomeCostRequest request) throws ServiceHandleException {
+    private String writeFileAndReturnFilePathForIncomeCost(ReportIncomeCostRequest request) throws ServiceHandleException {
+        File file = null;
+        try {
+            // 构建文件
+            String fileName = getFileName(ReportEnum.INCOME_COST);
+            writeFile(request, fileName);
+            file = new File(fileName);
+            return fmsService.uploadFile(constantConfig.getUploadFile(), file.getPath(), 9000);
+        } catch (Exception e) {
+            log.error("导出文件失败", e);
+            throw UcServiceError.BUSINESS_VALIDATE_ERR.toHandleException(e.getMessage());
+        } finally {
+            threadLocalDataQueue.remove();
+            if(file != null) {
+                try {
+                    Files.delete(file.toPath());
+                } catch (IOException e) {
+                    log.error("删除文件失败", e);
+                }
+            }
+        }
+    }
+
+    private void writeFile(ReportIncomeCostRequest request, String fileName) throws ServiceHandleException {
         String templateFilePath;
         try {
             templateFilePath = ResourceUtils.getFile("classpath:excel-template/BydIncomeCostTemplate.xlsx").getAbsolutePath();
         } catch (Exception e) {
             throw UcServiceError.BUSINESS_VALIDATE_ERR.toHandleException(e.getMessage());
         }
-
-        // 构建文件
-        String fileName = getFileName(ReportEnum.INCOME_COST);
         ExcelWriter excelWriter = EasyExcelFactory.write(fileName).withTemplate(templateFilePath).build();
         WriteSheet writeSheet1 = EasyExcelFactory.writerSheet(1).build();
         WriteSheet writeSheet2 = EasyExcelFactory.writerSheet(2).build();
         while (isFinish) {
             QueueDataBean<?> queueDataBean;
             try {
-                queueDataBean = dataQueue.take();
+                queueDataBean = threadLocalDataQueue.get().take();
             } catch (InterruptedException e) {
                 // 恢复中断信号
                 Thread.currentThread().interrupt();
 
         // 将数据写入文件
         excelWriter.finish();
-
-        File file = new File(fileName);
-        String filePath = fmsService.uploadFile(constantConfig.getUploadFile(), file.getPath(), 9000);
-        // 删除本地临时文件
-        try {
-            Files.delete(file.toPath());
-        } catch (IOException e) {
-            log.error("删除本地临时文件失败", e);
-        }
-
-        return filePath;
     }
 
-    private String writeFileAndReturnFilePathForServiceFee(AflReportExportDataLoader reportExportDataLoader, ReportServiceFee50Request request) throws ServiceHandleException {
+    private String writeFileAndReturnFilePathForServiceFee(AflReportExportDataLoader reportExportDataLoader) throws ServiceHandleException {
         // 主线程就是消费者线程 也可能使用异步渲染 主线程接收文件路径返回
+        File file = null;
         try {
             log.info("消费者线程开始获取数据渲染文件...");
             String fileTempPath = String.format("%s/%s", System.getProperty("user.dir"), getFileName(ReportEnum.SERVICE_FEE_50));
-            File file = new File(fileTempPath);
+            file = new File(fileTempPath);
             writeExcel(file);
 
             // 上传文件到文件服务器并返回文件请求路径
-            String filePath = fmsService.uploadFile(constantConfig.getUploadFile(), file.getPath(), 9000);
-            try {
-                // 删除本地临时文件
-                Files.delete(file.toPath());
-            } catch (IOException e) {
-                log.error("删除本地临时文件失败", e);
-            }
-            return filePath;
+            return fmsService.uploadFile(constantConfig.getUploadFile(), file.getPath(), 9000);
         } catch (Exception e) {
             // 其他的异常处理 如果出现文件渲染失败 则给生产者线程发送中断信号
             log.error("消费者线程获取数据渲染文件失败", e);
             reportExportDataLoader.interrupt();
             throw UcServiceError.BUSINESS_VALIDATE_ERR.toHandleException(e.getMessage());
+        } finally {
+            if(file != null) {
+                try {
+                    // 删除本地临时文件
+                    Files.delete(file.toPath());
+                } catch (IOException e) {
+                    log.error("删除本地临时文件失败", e);
+                }
+            }
+            threadLocalDataQueue.remove();
         }
-
     }
 
     private void writeExcel(File file) {
         // 渲染数据到excel
         boolean blnContinue = true;
         while (blnContinue) {
-            // 这里的InterruptedException异常往外抛 交给上层方法处理
             QueueDataBean<?> queueDataBean;
             try {
-                queueDataBean = dataQueue.take();
+                queueDataBean = threadLocalDataQueue.get().take();
             } catch (InterruptedException e) {
                 // 恢复中断信号 继续获取数据
                 Thread.currentThread().interrupt();