public void onException(Throwable ex) {
UKV.remove(dest());
Value v = DKV.get(progressKey());
if (v != null) {
ChunkProgress p = v.get();
p = p.error(ex.getMessage());
DKV.put(progressKey(), p);
}
cancel(ex);
}
protected String[] getVectorDomain(final Vec v) {
assert v == null || v.isInt() || v.isEnum() : "Cannot get vector domain!";
if (v == null) return null;
String[] r;
if (v.isEnum()) {
r = v.domain();
} else {
Vec tmp = v.toEnum();
r = tmp.domain();
UKV.remove(tmp._key);
}
return r;
}
@Override
public void remove() {
super.remove();
UKV.remove(_progress);
}