List of usage examples for java.nio.file.attribute PosixFileAttributeView setGroup
void setGroup(GroupPrincipal group) throws IOException;
From source file:Test.java
private static void setGroupPrincipal(Path path, String userName, String groupName) throws Exception { System.out.println("Setting owner for " + path.getFileName()); PosixFileAttributeView view = Files.getFileAttributeView(path, PosixFileAttributeView.class); PosixFileAttributes attributes = view.readAttributes(); System.out.println("Old Group: " + attributes.group().getName()); System.out.println("Old Owner: " + attributes.owner().getName()); UserPrincipalLookupService lookupService = FileSystems.getDefault().getUserPrincipalLookupService(); UserPrincipal userPrincipal = lookupService.lookupPrincipalByName(userName); GroupPrincipal groupPrincipal = lookupService.lookupPrincipalByGroupName(groupName); view.setGroup(groupPrincipal); view.setOwner(userPrincipal);// w w w. j a v a 2 s . c o m attributes = view.readAttributes(); System.out.println("New Group: " + attributes.group().getName()); System.out.println("New Owner: " + attributes.owner().getName()); }