fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/edu/uci/ics/hyracks/storage/am/lsm/btree/impls/AntimatterAwareTupleAcceptor.java

package edu.uci.ics.hyracks.storage.am.lsm.btree.impls;

import edu.uci.ics.hyracks.dataflow.common.data.accessors.ITupleReference;
import edu.uci.ics.hyracks.storage.am.btree.api.ITupleAcceptor;
import edu.uci.ics.hyracks.storage.am.lsm.btree.tuples.LSMBTreeTupleReference;

public enum AntimatterAwareTupleAcceptor implements ITupleAcceptor {
    INSTANCE;

    @Override
    public boolean accept(ITupleReference tuple) {
        if (tuple == null) {
            return true;
        }
        return ((LSMBTreeTupleReference) tuple).isAntimatter();
    }

}