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Caused by: java.io.IOException: The temporary upload location [C:\Users\coffee\AppData\Local\Temp\tomcat.8572785615189560421.9999\work\Tomcat\localhost\ROOT] is not valid
at org.apache.catalina.connector.Request.parseParts(Request.java:2776)
at org.apache.catalina.connector.Request.parseParameters(Request.java:3176)
at org.apache.catalina.connector.Request.getParameter(Request.java:1110)
at org.apache.catalina.connector.RequestFacade.getParameter(RequestFacade.java:381)
at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:70)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.springframework.cloud.sleuth.instrument.web.TraceFilter.doFilter(TraceFilter.java:150)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:107)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:108)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
... 12 common frames omitted
因为是测过的代码,所以可以保证不是我本地代码异常,一定是服务器有问题,查询后确认,原来是文件上传临时上传文件夹失效了,可能是系统清除了临时目录。
原因分析:
1. 文件上传,临时文件夹无效
2. 系统可能删除了临时目录
解决方案一:
重启服务,临时方案:会重新生成tomcat目录,但是生产环境不建议如此操作;
解决方案二:
1增加服务配置,自定义baseDir:
2启动时增加参数-Djava.io.tmpdir=自定义目录
解决方案三:注入一个bean,手动配置临时目录,建议有项目组统一配置,便于管理和错误定位。
//注入对象
@Bean
MultipartConfigElement multipartConfigElement() {
MultipartConfigFactory factory = new MultipartConfigFactory();
factory.setLocation("d:/tmp");
return factory.createMultipartConfig();
}
或者在配置文件配置文件夹,手动的将临时文件夹设置为自定义的文件夹
server.tomcat.basedir= /data/apps/temp
文章参考:
https://blog.csdn.net/m386084855/article/details/79041621
https://blog.csdn.net/She_lock/article/details/80231502
http://blog.csdn.net/daniel7443/article/details/51620308
http://blog.csdn.net/u012706811/article/details/52833682
http://blog.csdn.net/awhip9/article/details/75246558
http://hungryant.github.io/spring/2017/07/24/java-multipart-tomcat-tmp.html