/** {@inheritDoc} */ @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { super.readExternal(in); futId = U.readGridUuid(in); miniId = U.readGridUuid(in); entries = U.readCollection(in); invalidParts = U.readIntSet(in); ver = CU.readVersion(in); err = (Throwable) in.readObject(); if (invalidParts == null) invalidParts = Collections.emptyList(); assert futId != null; assert miniId != null; assert ver != null; }