IOUtils
comments-io
Floder(lib)->build path->implament jar工具
第三方工具類的源碼要本身導入才能看見ui
FileNameUtils
- public static String getExtension(String fileName)
- public static String getName(String fileName)
- public static boolean isExtension(String fileName, String extension)
FileUtils
- public static String readFileToString (File file)
- public static void writeStringToFile(File file,String s)
- public static void copyFile(File src , Fils desc);
- public static void copyDirectorytoDirectory(File src , File desc)