Examples with GroupPrincipal java.nio.file.attribute.GroupPrincipal used on opensource projects

Example 6 with GroupPrincipal

use of java.nio.file.attribute.GroupPrincipal in project jimfs by google.

the class PosixAttributeProvider method set.

@Override
public void set(File file, String view, String attribute, Object value, boolean create) {
    switch(attribute) {
        case "group":
            checkNotCreate(view, attribute, create);
            GroupPrincipal group = checkType(view, attribute, value, GroupPrincipal.class);
            if (!(group instanceof UserLookupService.JimfsGroupPrincipal)) {
                group = createGroupPrincipal(group.getName());
            }
            file.setAttribute("posix", "group", group);
            break;
        case "permissions":
            file.setAttribute("posix", "permissions", toPermissions(checkType(view, attribute, value, Set.class)));
            break;
        default:
    }
}

Example 7 with GroupPrincipal

use of java.nio.file.attribute.GroupPrincipal in project alluxio by Alluxio.

the class FileUtils method changeLocalFileGroup.

/**
   * Changes the local file's group.
   *
   * @param path that will change owner
   * @param group the new group
   * @throws IOException if the group is unable to be changed
   */
public static void changeLocalFileGroup(String path, String group) throws IOException {
    UserPrincipalLookupService lookupService = FileSystems.getDefault().getUserPrincipalLookupService();
    PosixFileAttributeView view = Files.getFileAttributeView(Paths.get(path), PosixFileAttributeView.class, LinkOption.NOFOLLOW_LINKS);
    GroupPrincipal groupPrincipal = lookupService.lookupPrincipalByGroupName(group);
    view.setGroup(groupPrincipal);
}