Asp.net中Js、Css文件压缩辅助类

类名：WebCompressUtility.cs

代码如下：

view sourceprint?01 /// <summary> 

02 /// Js、Css文件压缩辅助类 

03 /// Stone_W 

04 /// 2011.6.21 

05 /// </summary> 

06 public class WebCompressUtility 

07 { 

08     public WebCompressUtility() { } 

09   

10     #region 判断浏览器是否支持指定压缩 

11     /// <summary> 

12     /// 判断浏览器是否支持指定压缩 

13     /// </summary> 

14     /// <param name="ctype">文件压缩类型</param> 

15     /// <param name="context">HttpContext对象</param> 

16     /// <returns>bool</returns> 

17     public static bool IsEncodingAccepted(CompressTypeEnum ctype, System.Web.HttpContext context) 

18     { 

19         if (null == context) return false; 

20         return null != context.Request.Headers["Accept-Encoding"] && context.Request.Headers["Accept-Encoding"].Contains(ctype.ToString()); 

21     } 

22     #endregion 

23   

24     #region 添加指定的压缩类型 

25     /// <summary> 

26     /// 添加指定的压缩类型 

27     /// </summary> 

28     /// <param name="ctype">文件压缩类型</param> 

29     /// <param name="context">HttpContext对象</param> 

30     public static void SetEncodingAccepted(CompressTypeEnum ctype, System.Web.HttpContext context) 

31     { 

32         if (null == context) return; 

33         context.Response.AddHeader("Content-encoding", ctype.ToString()); 

34     } 

35     #endregion 

36   

37 } 

38   

39 /// <summary> 

40 /// 文件压缩类型 

41 /// </summary> 

42 /// example 

43 public enum CompressTypeEnum 

44 { 

45     gzip, 

46     deflate 

47 }

调用：

1.WebCompressUtility.IsEncodingAccepted(CompressTypeEnum.gzip, context);

2.WebCompressUtility.SetEncodingAccepted(CompressTypeEnum.gzip, context);