FileUtils

• getSizeFromBytes(size: Long): String
  Get the file size by passing bytes, returns KB,GB...etc.

• isExternalStorageWritable(): Boolean
  Returns if external storage is writable or not.

• isExternalStorageReadable(): Boolean
  Returns if external storage is readable or not.

• getMimeType(url: String): String?
  Get mime type of provided url.

• getDirectorySize(file: File): Long
  Get the size of the directory.

• clearDirectory(file: File): Boolean
  Clear the directory with its contents.

• copy(file: File, target: File): Boolean
  Copy all the contents of one file/folder to file/folder of another.

• createZip(files: List<String>, file: File,bufferSize : Int = 2048): String?
  Create zip of files with provided files.

• getUriFromFile(context: Context, applicationId: String, file: File): Uri?
  Method to get uri from file.

• isExtStorageAvailable(): Boolean
  Checks if [Environment].MEDIA_MOUNTED is returned by getExternalStorageState() and therefore external storage is read- and writable.

• zipFiles(srcFiles: Collection<String>,zipFilePath: String): Boolean

• zipFiles(srcFilePaths: Collection<String>?,zipFilePath: String?, comment: String?): Boolean

• zipFiles(srcFiles: Collection<File>, zipFile: File): Boolean

• zipFiles(srcFiles: Collection<File>?, zipFile: File?, comment: String?): Boolean

• createZipFile(srcFilePath: String, zipFilePath: String): Boolean

• createZipFile(srcFilePath: String, zipFilePath: String, comment: String): Boolean

• createZipFile(srcFile: File, zipFile: File): Boolean

• createZipFile(srcFile: File?, zipFile: File?, comment: String?): Boolean

• createZipFile(srcFile: File, rootPath: String, zos: ZipOutputStream, comment: String?): Boolean
  Create zip of files with provided files. Can throw IOException.

• unzipFile(zipFilePath: String, destDirPath: String): List<File>?

• unzipFile(zipFile: File, destDir: File): List<File>?

• unzipFileByKeyword(zipFilePath: String, destDirPath: String, keyword: String?): List<File>?

• unzipFileByKeyword(zipFile: File?, destDir: File?, keyword: String?): List<File>?

• unzipChildFile(destDir: File, files: MutableList<File>, zf: ZipFile, entry: ZipEntry, entryName: String): Boolean
  Unzip files which are provided.Can throw IOException.

• getFilesPath(zipFilePath: String): List<String>?

• getFilesPath(zipFile: File?): List<String>?
  Returns the files path in zip file. Can throw IOException.

• getComments(zipFilePath: String): List<String>?

• getComments(zipFile: File?): List<String>?
  Returns the files comment in zip file. Can throw IOException.