{"doc":" 文件类型工具类\n\n @author dl\n","fields":[],"enumConstants":[],"methods":[{"name":"getFileType","paramTypes":["java.io.File"],"doc":" 获取文件类型\n <p>\n 例如: dl.txt, 返回: txt\n\n @param file 文件名\n @return 后缀（不含\".\")\n"},{"name":"getFileType","paramTypes":["java.lang.String"],"doc":" 获取文件类型\n <p>\n 例如: dl.txt, 返回: txt\n\n @param fileName 文件名\n @return 后缀（不含\".\")\n"},{"name":"getFileExtendName","paramTypes":["byte[]"],"doc":" 获取文件类型\n\n @param photoByte 文件字节码\n @return 后缀（不含\".\")\n"}],"constructors":[]}