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content-type 的所有可选项

‘ez’        => ‘application/andrew-inset’,     ‘hqx’        => ‘application/mac-binhex40’,     ‘cpt’        => ‘application/mac-compactpro’,     ‘doc’        => ‘application/msWord’,     ‘bin’        => ‘application/octet-stream’,     ‘dms’        => ‘application/octet-stream’,     ‘lha’        => ‘application/octet-stream’,     ‘lzh’        => ‘application/octet-stream’,     ‘exe’        => ‘application/octet-stream’,     ‘class’        => ‘application/octet-stream’,     ‘so’        => ‘application/octet-stream’,     ‘dll’        => ‘application/octet-stream’,     ‘oda’        => ‘application/oda’,     ‘pdf’        => ‘application/pdf’,     ‘ai’        => ‘application/postscript’,     ‘eps’        => ‘application/postscript’,     ‘ps’        => ‘application/postscript’,     ‘smi’        => ‘application/smil’,     ‘smil’        => ‘application/smil’,     ‘mif’        => ‘application/vnd.mif’,     ‘xls’        => ‘application/vnd.ms-Excel’,     ‘ppt’        => ‘application/vnd.ms-Powerpoint’,     ‘wbxml’        => ‘application/vnd.wap.wbxml’,     ‘wmlc’        => ‘application/vnd.wap.wmlc’,     ‘wmlsc’        => ‘application/vnd.wap.wmlscriptc’,     ‘bcpio’        => ‘application/x-bcpio’,     ‘vcd’        => ‘application/x-cdlink’,     ‘pgn’        => ‘application/x-chess-pgn’,     ‘cpio’        => ‘application/x-cpio’,     ‘csh’        => ‘application/x-csh’,     ‘dcr’        => ‘application/x-Director’,     ‘dir’        => ‘application/x-director’,     ‘dxr’        => ‘application/x-director’,     ‘dvi’        => ‘application/x-dvi’,     ‘spl’        => ‘application/x-futuresplash’,     ‘gtar’        => ‘application/x-gtar’,     ‘hdf’        => ‘application/x-hdf’,     ‘js’        => ‘application/x-javascript’,     ‘skp’        => ‘application/x-koan’,     ‘skd’        => ‘application/x-koan’,     ‘skt’        => ‘application/x-koan’,     ‘skm’        => ‘application/x-koan’,     ‘latex’        => ‘application/x-latex’,     ‘nc’        => ‘application/x-netcdf’,     ‘

02

各种类型文件的Content-Type 原

17      '.123': 'application/vnd.lotus-1-2-3',   18      '.3ds': 'image/x-3ds',   19      '.3g2': 'video/3gpp',   20      '.3ga': 'video/3gpp',   21      '.3gp': 'video/3gpp',   22      '.3gpp': 'video/3gpp',   23      '.602': 'application/x-t602',   24      '.669': 'audio/x-mod',   25      '.7z': 'application/x-7z-compressed',   26      '.a': 'application/x-archive',   27      '.aac': 'audio/mp4',   28      '.abw': 'application/x-abiword',   29      '.abw.crashed': 'application/x-abiword',   30      '.abw.gz': 'application/x-abiword',   31      '.ac3': 'audio/ac3',   32      '.ace': 'application/x-ace',   33      '.adb': 'text/x-adasrc',   34      '.ads': 'text/x-adasrc',   35      '.afm': 'application/x-font-afm',   36      '.ag': 'image/x-applix-graphics',   37      '.ai': 'application/illustrator',   38      '.aif': 'audio/x-aiff',   39      '.aifc': 'audio/x-aiff',   40      '.aiff': 'audio/x-aiff',   41      '.al': 'application/x-perl',   42      '.alz': 'application/x-alz',   43      '.amr': 'audio/amr',   44      '.ani': 'application/x-navi-animation',   45      '.anim[1-9j]': 'video/x-anim',   46      '.anx': 'application/annodex',   47      '.ape': 'audio/x-ape',   48      '.arj': 'application/x-arj',   49      '.arw': 'image/x-sony-arw',   50      '.as': 'application/x-applix-spreadsheet',   51      '.asc': 'text/plain',   52      '.asf': 'video/x-ms-asf',   53      '.asp': 'application/x-asp',   54      '.ass': 'text/x-ssa',   55      '.asx': 'audio/x-ms-asx',   56      '.atom': 'application/atom+xml',   57      '.au': 'audio/basic',   58      '.avi': 'video/x-msvideo',   59      '.aw': 'application/x-applix-word',   60      '.awb': 'audio/amr-wb',   61      '.awk': 'application/x-awk',   62      '.axa': 'audio/annodex',   63      '.axv': 'video/annodex',   64      '.bak': 'application/x-trash',   65      '.bcpio': 'application/x-bcpio',   66      '.bdf': 'application/x-font-bdf',

02

Response.ContentType 所有类型

大家好,又见面了,我是你们的朋友全栈君。‘ez’ => ‘application/andrew-inset’, ‘hqx’ => ‘application/mac-binhex40’, ‘cpt’ => ‘application/mac-compactpro’, ‘doc’ => ‘application/msword’, ‘bin’ => ‘application/octet-stream’, ‘dms’ => ‘application/octet-stream’, ‘lha’ => ‘application/octet-stream’, ‘lzh’ => ‘application/octet-stream’, ‘exe’ => ‘application/octet-stream’, ‘class’ => ‘application/octet-stream’, ‘so’ => ‘application/octet-stream’, ‘dll’ => ‘application/octet-stream’, ‘oda’ => ‘application/oda’, ‘pdf’ => ‘application/pdf’, ‘ai’ => ‘application/postscript’, ‘eps’ => ‘application/postscript’, ‘ps’ => ‘application/postscript’, ‘smi’ => ‘application/smil’, ‘smil’ => ‘application/smil’, ‘mif’ => ‘application/vnd.mif’, ‘xls’ => ‘application/vnd.ms-excel’, ‘ppt’ => ‘application/vnd.ms-powerpoint’, ‘wbxml’ => ‘application/vnd.wap.wbxml’, ‘wmlc’ => ‘application/vnd.wap.wmlc’, ‘wmlsc’ => ‘application/vnd.wap.wmlscriptc’, ‘bcpio’ => ‘application/x-bcpio’, ‘vcd’ => ‘application/x-cdlink’, ‘pgn’ => ‘application/x-chess-pgn’, ‘cpio’ => ‘application/x-cpio’, ‘csh’ => ‘application/x-csh’, ‘dcr’ => ‘application/x-director’, ‘dir’ => ‘application/x-director’, ‘dxr’ => ‘application/x-director’, ‘dvi’ => ‘application/x-dvi’, ‘spl’ => ‘application/x-futuresplash’, ‘gtar’ => ‘application/x-gtar’, ‘hdf’ => ‘application/x-hdf’, ‘js’ => ‘application/x-javascript’, ‘skp’ => ‘application/x-koan’, ‘skd’ => ‘application/x-koan’, ‘skt’ => ‘application/x-koan’, ‘skm’ => ‘application/x-koan’, ‘latex’ => ‘application/x-latex’, ‘nc’ => ‘application/x-netcdf’, ‘cdf’ => ‘application/x-netcdf’, ‘sh’ => ‘application/x-sh’, ‘shar’ => ‘application/x-shar’, ‘swf’ => ‘application/x-shockwave-flash’, ‘sit’ => ‘application/x-stuffit’, ‘sv4cpio’ => ‘application/x-sv4cpio’, ‘sv4crc’ => ‘application/x-sv4crc’, ‘tar’ => ‘application/x-tar’, ‘tcl’ => ‘application/x-tcl’, ‘tex’ => ‘application/x-tex’, ‘texinfo’ => ‘application/x-texinfo’, ‘texi’ => ‘application/x-texinfo’, ‘t’ => ‘application/x-troff’, ‘tr’ => ‘applica

05

c# Response.ContentType类型汇总

application/activemessage application/andrew-inset application/applefile application/atomicmail application/dca-rft application/dec-dx application/mac-binhex40 hqx application/mac-compactpro cpt application/macwriteii application/msword doc application/news-message-id application/news-transmission application/octet-stream bin dms lha lzh exe class application/jsp jsp application/oda oda application/pdf pdf application/postscript ai eps ps application/powerpoint ppt application/remote-printing application/rtf rtf application/slate application/wita application/wordperfect5.1 application/x-bcpio bcpio application/x-cdlink vcd application/x-compress Z application/x-cpio cpio application/x-csh csh application/x-director dcr dir dxr application/x-dvi dvi application/x-gtar gtar application/x-gzip gz application/x-hdf hdf application/x-httpd-cgi cgi application/x-java-jnlp-file jnlp application/x-koan skp skd skt skm application/x-latex latex application/x-mif mif application/x-netcdf nc cdf application/x-sh sh application/x-shar shar application/x-stuffit sit application/x-sv4cpio sv4cpio application/x-sv4crc sv4crc application/x-tar tar application/x-tcl tcl application/x-tex tex application/x-texinfo texinfo texi application/x-troff t tr roff application/x-troff-man man application/x-troff-me me application/x-troff-ms ms application/x-ustar ustar application/x-wais-source src text/xml XML ent cat sty text/dtd dtd text/xsl xsl application/jsp jsp application/zip zip audio/basic au snd audio/mpeg mpga mp2 audio/x-aiff aif aiff aifc audio/x-pn-realaudio ram audio/x-pn-realaudio-plugin rpm audio/x-realaudio ra audio/x-wav wav chemical/x-pdb pdb xyz image/gif gif image/ief ief image/jpeg jpeg jpg jpe image/png png image/tiff tiff tif image/x-cmu-raster ras image/x-portable-anymap pnm image/x-portable-bitmap pbm image/x-portable-graymap pgm image/x-portable-pixmap ppm image/x-rgb rgb image/x-xbitmap xbm image/x-xpixmap xpm image/x-xwindowdump xwd message/external-body message/news message/partial message/rfc822 multipart/

01

response.setContentType()的作用及参数

response.setContentType(MIME)的作用是使客户端浏览器,区分不同种类的数据,并根据不同的MIME调用浏览器内不同的程序嵌入模块来处理相应的数据。 例如web浏览器就是通过MIME类型来判断文件是GIF图片。通过MIME类型来处理json字符串。 Tomcat的安装目录\conf\web.xml 中就定义了大量MIME类型 ,可以参考。 response.setContentType(“text/html; charset=utf-8”); html .setContentType(“text/plain; charset=utf-8”); 文本 text/javascript json数据 application/xml xml数据 这 个方法设置发送到客户端的响应的内容类型,此时响应还没有提交。给出的内容类型可以包括字符编码说明,例 如:text/html;charset=UTF-8.如果该方法在getWriter()方法被调用之前调用,那么响应的字符编码将仅从给出的内容类型 中设置。该方法如果在getWriter()方法被调用之后或者在被提交之后调用,将不会设置响应的字符编码,在使用http协议的情况中,该方法设 置 Content-type实体报头。 一般在Servlet中,习惯性的会首先设置请求以及响应的内容类型以及编码方式: response.setContentType(“text/html;charset=UTF-8”); request.setCharacterEncoding(“UTF-8”);

01

深入理解asp.net里的HttpModule机制

说明: (1)、客户端浏览器向服务器发出一个http请求,此请求会被inetinfo.exe进程截获,然后转交给aspnet_isapi.dll进程,接着它又通过Http Pipeline的管道,传送给aspnet_wp.exe这个进程,接下来就到了.net framework的HttpRunTime处理中心,处理完毕后就发送给用户浏览器。 (2)、当一个http请求被送入到HttpRuntime之后,这个Http请求会继续被送入到一个被称之为HttpApplication Factory的一个容器当中,而这个容器会给出一个HttpApplication实例来处理传递进来的http请求,而后这个Http请求会依次进入到如下几个容器中:HttpModule --> HttpHandler Factory --> HttpHandler。当系统内部的HttpHandler的ProcessRequest方法处理完毕之后,整个Http Request就被处理完成了,客户端也就得到相应的东东了。 (3)完整的http请求在asp.net framework中的处理流程: HttpRequest-->inetinfo.exe->ASPNET_ISAPI.DLL-->Http Pipeline-->ASPNET_WP.EXE-->HttpRuntime-->HttpApplication Factory-->HttpApplication-->HttpModule-->HttpHandler Factory-->HttpHandler-->HttpHandler.ProcessRequest() ps:红色的HttpApplication实例在HttpModule的Init方法中会用到。 (4)如果想在中途截获一个httpRequest并做些自己的处理,就应该在HttpRuntime运行时内部来做到这一点,确切的说是在HttpModule这个容器中来实现。 2、HttpModule工作原理 负责监听HttpRequest,同时对HttpRequest增添或者过滤掉一部分内容。也就是说,当一个HTTP请求到达HttpModule时,整个ASP.NET Framework系统还并没有对这个HTTP请求做任何处理,也就是说此时对于HTTP请求来讲,HttpModule是一个HTTP请求的“必经之路”,所以可以在这个HTTP请求传递到真正的请求处理中心(HttpHandler)之前附加一些需要的信息在这个HTTP请求信息之上,或者针对截获的这个HTTP请求信息作一些额外的工作,或者在某些情况下干脆终止满足一些条件的HTTP请求,从而可以起到一个Filter过滤器的作用。 HttpModule实现了接口IHttpModule,我们可以自定义实现该接口的类,从而取代HttpModule。 asp.net默认的HttpModule如下:

01

Context与Application 理解

它是应用环境的全局接口,一个抽象类,它的实现是由Android系统提供,是一个系统资源类,启动Activity,发送广播 其中Application、activity与service中有context,广播与contentProvider没有context 那application中的Context创建流程是怎么样的,下面就来谈一谈创建流程 application的context创建:与application一起初始化,通过Zygote调用fork出一个进程,然后执行一个入口函数activitythread的main函数,向ams报告启动好了,让应用创建application,内部调用handleBindApplication先创建application对象,再执行application的onCreate回调,创建application,是由newApplication内部调用ClassLoader加载类,调用clazz.newInstance,调用attach传入上下文对象

03
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