public PrimitiveLongResourceIterator nodeGetUniqueFromIndexLookup(
KernelStatement state, long indexId, Object value) throws IndexNotFoundKernelException {
/* Here we have an intricate scenario where we need to return the PrimitiveLongIterator
* since subsequent filtering will happen outside, but at the same time have the ability to
* close the IndexReader when done iterating over the lookup result. This is because we get
* a fresh reader that isn't associated with the current transaction and hence will not be
* automatically closed. */
IndexReader reader = state.getFreshIndexReader(indexId);
return resourceIterator(reader.lookup(value), reader);
}
public PrimitiveLongIterator nodesGetFromIndexLookup(
KernelStatement state, long index, Object value) throws IndexNotFoundKernelException {
return state.getIndexReader(index).lookup(value);
}
@Override
public PrimitiveLongIterator nodesGetForLabel(KernelStatement state, int labelId) {
return state.getLabelScanReader().nodesWithLabel(labelId);
}