TheAPRbasedApacheTomcatNativelibrarywhichallowsoptimalperformanceinproductionenvironmentswasnotfoundonthejava.library.path:报此错误，查网页说是tcnative-1.dll文件放到tomcat\bin下即可。下载网址如下，但是太难下载了http://archive.apache.org/dist/tomcat/tomcat-connectors/native/1.1.29/binaries/