Mime Type Detection Utility

About: Mime Type Detection Utility is a Java (1.4 or higher) utility
library that detects the MIME types of files and streams. It uses file
extension mappings and a magic.mime rules file.

MIME类型侦测工具是一个能查明文件或流的MIME类型的Java工具类库（需Java1.4或以上版本）。它使用文件扩展名匹配和一个magic.mime规则文件

License: The Apache License 2.0

URL: http://freshmeat.net/projects/mimeutil/