right memory iteration

right_memory.java

RightTuple first = new RightTuple(
                        (InternalFactHandle) expectedFactHandles.get(0));

List<RightTuple> actualRightTuples = new ArrayList<RightTuple>();

for (RightTuple rightTuple = rightMemory.getFirst(first); rightTuple != null; rightTuple = (RightTuple) rightTuple.getNext()) {

                        actualRightTuples.add(rightTuple);
}

// ----

Iterator it = rightMemory.iterator();
for (RightTuple rt = (RightTuple) it.next(); rt != null; rt = (RightTuple) it.next()) {
    actualRightTuples.add(rt);
}