private static void setFlag(final int id, final int mask, final boolean value) {
int oldFlags = FSRecords.getFlags(id);
int flags = value ? oldFlags | mask : oldFlags & ~mask;
if (oldFlags != flags) {
FSRecords.setFlags(id, flags, true);
}
}
@Override
public int getFileAttributes(int id) {
assert id > 0;
//noinspection MagicConstant
return FSRecords.getFlags(id);
}
private static boolean areChildrenLoaded(final int parentId) {
return (FSRecords.getFlags(parentId) & CHILDREN_CACHED_FLAG) != 0;
}
public static void setChildrenCached(int id) {
int flags = FSRecords.getFlags(id);
FSRecords.setFlags(id, flags | CHILDREN_CACHED_FLAG, true);
}
private static boolean checkFlag(int fileId, int mask) {
return (FSRecords.getFlags(fileId) & mask) != 0;
}