package org.neo4j.batchimport.collections;
import edu.ucla.sspace.util.primitive.IntIntHashMultiMap;
import edu.ucla.sspace.util.primitive.IntIntMultiMap;
import edu.ucla.sspace.util.primitive.IntSet;
/**
* @author mh
* @since 27.10.12
*/
public class PrimitiveIntReverseRelationshipMap { // implements ReverseRelationshipMap {
private final IntIntMultiMap inner=new IntIntHashMultiMap();
public void add(int key, int value) {
inner.put(key,value);
}
public int[] remove(int key) {
IntSet relIds = inner.remove(key);
if (relIds==null) return null;
return relIds.toPrimitiveArray();
}
}