FileSystem.getUserPrincipalLookupService() has the following syntax.
public abstract UserPrincipalLookupService getUserPrincipalLookupService()
In the following code shows how to use FileSystem.getUserPrincipalLookupService() method.
import java.io.IOException; import java.nio.file.FileSystems; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.nio.file.attribute.UserPrincipalLookupService; // w w w. ja v a 2s . c o m public class Main { public static void main(String[] args) throws IOException { UserPrincipalLookupService lookupService = FileSystems.getDefault().getUserPrincipalLookupService(); Path path = Paths.get("c:/"); Files.setOwner(path, lookupService.lookupPrincipalByName("joe")); } }
The code above generates the following result.