struts2 上传文件类型的配置
<package name="upload" extends="struts-default" namespace="/upload">
<!-- 配置 -->
<action name="upload" class="gz.itcast.h_upload_down.UploadAction" >
<param name="savePath">e:/images/</param>
<!--往fileuploadInterceptor 注入 -->
<interceptor-ref name="defaultStack">
<!-- 改变当前文件运行上传的类型 -->
<param name="fileUpload.allowedTypes">image/jpeg,image/jpg</param>
<!-- 允许的文件后缀 -->
<param name="fileUpload.allowedExtensions">jpg,jpeg,gif</param>
</interceptor-ref>
<result>/index.jsp</result>
</action>
参考：https://blog.csdn.net/chainiao_zhang/article/details/69664938
Struts2 文件上传文件类型allowedTypes汇总 （https://blog.csdn.net/aipeng419/article/details/84357679）
| .a : |
application/octet-stream |
| .ai : |
application/postscript |
| '.aif' : |
'audio/x-aiff', |
| '.aifc' : |
'audio/x-aiff', |
| '.aiff' : |
'audio/x-aiff', |
| '.au' : ' |
audio/basic', |
| '.avi' : |
'video/x-msvideo', |
| '.bat' : |
'text/plain', |
| '.bcpio' : |
'application/x-bcpio', |
| '.bin' : |
'application/octet-stream', |
| '.bmp' : |
'image/x-ms-bmp', |
| '.c' : |
'text/plain', |
# Duplicates :(
| '.cdf': |
'application/x-cdf', |
| '.cdf': |
'application/x-netcdf', |
| '.cpio' : |
'application/x-cpio', |
| '.csh' : |
'application/x-csh', |
| '.css' : |
'text/css', |
| '.dll' : |
'application/octet-stream', |
| '.doc' : |
'application/msword', |
| '.dot' : |
'application/msword', |
| '.dvi' : |
'application/x-dvi', |
| '.eml' : |
'message/rfc822', |
| '.eps' : |
'application/postscript', |
| '.etx' : |
'text/x-setext', |
| '.exe' : |
'application/octet-stream', |
| '.gif' : |
'image/gif', |
| '.gtar' : |
'application/x-gtar', |
| '.h' : |
'text/plain', |
| '.hdf' : |
'application/x-hdf', |
| '.htm' : |
'text/html', |
| '.html' : |
'text/html', |
| '.ief' : |
'image/ief', |
| '.jpe' : |
'image/jpeg', |
| '.jpeg' : |
'image/jpeg', |
| '.jpg' : |
'image/jpeg', |
| '.js' : |
'application/x-javascript', |
| '.ksh' : |
'text/plain', |
| '.latex' : |
'application/x-latex', |
| '.m1v' : |
'video/mpeg', |
| '.man' : |
'application/x-troff-man', |
| '.me' : |
'application/x-troff-me', |
| '.mht' : |
'message/rfc822', |
| '.mhtml' : |
'message/rfc822', |
| '.mif' : |
'application/x-mif', |
| '.mov' : |
'video/quicktime', |
| '.movie' : |
'video/x-sgi-movie', |
| '.mp2' : |
'audio/mpeg', |
| '.mp3' : |
'audio/mpeg', |
| '.mpa' : |
'video/mpeg', |
| '.mpe' : |
'video/mpeg', |
| '.mpeg' : |
'video/mpeg', |
| '.mpg' : |
'video/mpeg', |
| '.ms' : |
'application/x-troff-ms', |
| '.nc' : |
'application/x-netcdf', |
| '.nws' : |
'message/rfc822', |
| '.o' : |
'application/octet-stream', |
| '.obj' : |
'application/octet-stream', |
| '.oda' : |
'application/oda', |
| '.p12' : |
'application/x-pkcs12', |
| '.p7c' : |
'application/pkcs7-mime', |
| '.pbm' : |
'image/x-portable-bitmap', |
| '.pdf' : |
'application/pdf', |
| '.pfx' : |
'application/x-pkcs12', |
| '.pgm' : |
'image/x-portable-graymap', |
| '.pl' : |
'text/plain', |
| '.png' : |
'image/png', |
| '.pnm' : |
'image/x-portable-anymap', |
| '.pot' : |
'application/vnd.ms-powerpoint', |
| '.ppa' : |
'application/vnd.ms-powerpoint', |
| '.ppm' : |
'image/x-portable-pixmap', |
| '.pps' : |
'application/vnd.ms-powerpoint', |
| '.ppt' : |
'application/vnd.ms-powerpoint', |
| '.ps' : |
'application/postscript', |
| '.pwz' : |
'application/vnd.ms-powerpoint', |
| '.py' : |
'text/x-python', |
| '.pyc' : |
'application/x-python-code', |
| '.pyo' : |
'application/x-python-code', |
| '.qt' : |
'video/quicktime', |
| '.ra' : |
'audio/x-pn-realaudio', |
| '.ram' : |
'application/x-pn-realaudio', |
| '.ras' : |
'image/x-cmu-raster', |
| '.rdf' : |
'application/xml', |
| '.rgb' : |
'image/x-rgb', |
| '.roff' : |
'application/x-troff', |
| '.rtx' : |
'text/richtext', |
| '.sgm' : |
'text/x-sgml', |
| '.sgml' : |
'text/x-sgml', |
| '.sh' : |
'application/x-sh', |
| '.shar' : |
'application/x-shar', |
| '.snd' : |
'audio/basic', |
| '.so' : |
'application/octet-stream', |
| '.src' : |
'application/x-wais-source', |
| '.sv4cpio': |
'application/x-sv4cpio', |
| '.sv4crc' : |
'application/x-sv4crc', |
| '.swf' : |
'application/x-shockwave-flash', |
| '.t' : |
'application/x-troff', |
| '.tar' : |
'application/x-tar', |
| '.tcl' : |
'application/x-tcl', |
| '.tex' : |
'application/x-tex', |
| '.texi' : |
'application/x-texinfo', |
| '.texinfo': |
'application/x-texinfo', |
| '.tif' : |
'image/tiff', |
| '.tiff' : |
'image/tiff', |
| '.tr' : |
'application/x-troff', |
| '.tsv' : |
'text/tab-separated-values', |
| '.txt' : |
'text/plain', |
| '.ustar' : |
'application/x-ustar', |
| '.vcf' : |
'text/x-vcard', |
| '.wav' : |
'audio/x-wav', |
| '.wiz' : |
'application/msword', |
| '.wsdl' : |
'application/xml', |
| '.xbm' : |
'image/x-xbitmap', |
| '.xlb' : |
'application/vnd.ms-excel', |
# Duplicates :(
| '.xls' : |
'application/excel', |
| '.xls' : |
'application/vnd.ms-excel', |
| .xml : |
text/xml |
| .xpdl: |
application/xml |
| .xpm : |
image/x-xpixmap |
| .xsl ： |
application/xml |
| .xwd : |
image/x-xwindowdump |
| .zip : |
application/zip |
firefox 和 ie 的文件类型区别
| Firefox： |
image/jpeg, image/bmp, image/gif, image/png |
| ie 6： |
image/pjpeg ,image/bmp, image/gif, image/x-png |
| ie 7： |
image/pjpeg, image/bmp, image/gif, image/x-png |
| ie 8： |
image/pjpeg, image/bmp, image/gif, image/x-png |
| Ie 9： |
image/jpeg, image/bmp, image/gif, image/png |