java文件下载文件名乱码问题解决方案

顺便贴一下：各个浏览器关于request.getheader("user-agent"); 的输出内容： chrome : mozilla/5.0 (windows nt 6.1; wow64) applewebkit/537.36 (khtml, like gecko) chrome/33.0.1750.154

safari/537.36

firefox:mozilla/5.0 (windows nt 6.1; wow64; rv:32.0) gecko/20100101 firefox/32.0

ie8 : mozilla/4.0 (compatible; msie 8.0; windows nt 6.1; win64; x64; trident/4.0; .net clr 2.0.50727; slcc2; .net clr 3.5.30729; .net clr 3.0.30729; infopath.3;

.net4.0c; .net4.0e)

ie9 : mozilla/5.0 (compatible; msie 9.0; windows nt 6.1; wow64; trident/5.0)

ie10 : mozilla/5.0 (windows nt 6.1; wow64; trident/7.0; rv:10.0) like gecko

ie11 : mozilla/5.0 (windows nt 6.1; wow64; trident/7.0; rv:11.0) like gecko

360 极速模式:mozilla/5.0 (windows nt 6.1; wow64) applewebkit/537.36 (khtml, like gecko) chrome/38.0.2125.122 safari/537.36

360 的ie9模式:mozilla/5.0 (compatible; msie 9.0; windows nt 6.1; wow64; trident/5.0)