Added in API level 26
    CopyOption
interface CopyOption
| java.nio.file.CopyOption | 
An object that configures how to copy or move a file.
 Objects of this type may be used with the Files.copy(Path,Path,CopyOption...), Files.copy(InputStream,Path,CopyOption...) and Files.move(Path,Path,CopyOption...) methods to configure how a file is copied or moved. 
 The StandardCopyOption enumeration type defines the standard options.
