springboot 多线程使用MultipartFile读取excel文件内容报错问题

主线线程名称：http-nio-8051-exec-6
支线线程名称：threadPoolTaskExecutor-1
java.io.FileNotFoundException: C:\Users\dongao\AppData\Local\Temp\tomcat.1255209411477782290.8051\work\Tomcat\localhost\ROOT\upload_7d7b99e5_38da_4a03_93e0_bff20cb48022_00000000.tmp (系统找不到指定的文件。)
	at java.io.FileInputStream.open0(Native Method)
	at java.io.FileInputStream.open(FileInputStream.java:195)
	at java.io.FileInputStream.<init>(FileInputStream.java:138)
	at org.apache.tomcat.util.http.fileupload.disk.DiskFileItem.getInputStream(DiskFileItem.java:194)
	at org.apache.catalina.core.ApplicationPart.getInputStream(ApplicationPart.java:100)
	at org.springframework.web.multipart.support.StandardMultipartHttpServletRequest$StandardMultipartFile.getInputStream(StandardMultipartHttpServletRequest.java:250)
	at com.dongao.project.utils.UploadUtil.readExcel(UploadUtil.java:156)
	at com.dongao.project.utils.UploadUtil.readExcelToMap(UploadUtil.java:98)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl.importData(ImportBatchServiceImpl.java:161)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl$$FastClassBySpringCGLIB$$440ed2f6.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:749)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88)
	at com.dongao.support.cat.CatUtils.proceed(CatUtils.java:18)
	at com.dongao.support.cat.CatSpringAop.getObject(CatSpringAop.java:26)
	at com.dongao.support.cat.CatSpringAop.aroundServiceMethod(CatSpringAop.java:22)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644)
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633)
	at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl$$EnhancerBySpringCGLIB$$a16c4d4e.importData(<generated>)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl$$FastClassBySpringCGLIB$$440ed2f6.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:749)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.interceptor.AsyncExecutionInterceptor.lambda$invoke$0(AsyncExecutionInterceptor.java:115)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
17:36:46.137 25472 [threadPoolTaskExecutor-1] INFO  com.ruoyi.framework.datasource.DynamicDataSourceContextHolder - [setDataSourceType,26] - 切换到SLAVE数据源
17:36:46.163 25472 [threadPoolTaskExecutor-1] ERROR org.springframework.aop.interceptor.SimpleAsyncUncaughtExceptionHandler - [handleUncaughtException,39] - Unexpected exception occurred invoking async method: public void com.dongao.project.importbatch.service.ImportBatchServiceImpl.importData(org.springframework.web.multipart.MultipartFile,java.lang.Long) throws java.lang.Exception
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
	at java.util.ArrayList.rangeCheck(ArrayList.java:653)
	at java.util.ArrayList.get(ArrayList.java:429)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl.importData(ImportBatchServiceImpl.java:178)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl$$FastClassBySpringCGLIB$$440ed2f6.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:749)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88)
	at com.dongao.support.cat.CatUtils.proceed(CatUtils.java:18)
	at com.dongao.support.cat.CatSpringAop.getObject(CatSpringAop.java:26)
	at com.dongao.support.cat.CatSpringAop.aroundServiceMethod(CatSpringAop.java:22)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644)
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633)
	at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl$$EnhancerBySpringCGLIB$$a16c4d4e.importData(<generated>)
	at com.dongao.project.importbatch.service.ImportBatchServiceImpl$$FastClassBySpringCGLIB$$440ed2f6.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:749)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.interceptor.AsyncExecutionInterceptor.lambda$invoke$0(AsyncExecutionInterceptor.java:115)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)

C:\Users\dongao\AppData\Local\Temp\tomcat.1255209411477782290.8051\work\Tomcat\localhost\ROOT\

java.io.FileNotFoundException: C:\Users\dongao\AppData\Local\Temp\tomcat.1255209411477782290.8051\work\Tomcat\localhost\ROOT\upload_7d7b99e5_38da_4a03_93e0_bff20cb48022_00000000.tmp (系统找不到指定的文件。)

InputStream is = file.getInputStream();