@Override
public boolean isEmpty()
{
return elementCount == 0;
}
<BUG>static int longHash(long key)
{
return (int)key; // for faster inner using (key is multiple of prime number)
}</BUG>
@Override

@Override
public int size()
{
return elementCount;
}
@Override
public boolean isEmpty()
{
return elementCount == 0;
}
@Override
