input.setInternalSequenceId(internalSequenceId);
Collection retransmitterEntriesOfSequence = retransmitterMgr
.find(input);
while (ackRangeIterator.hasNext()) {
AcknowledgementRange ackRange = (AcknowledgementRange) ackRangeIterator
.next();
long lower = ackRange.getLowerValue();
long upper = ackRange.getUpperValue();
for (long messageNo = lower; messageNo <= upper; messageNo++) {
SenderBean retransmitterBean = getRetransmitterEntry(
retransmitterEntriesOfSequence, messageNo);
if (retransmitterBean != null)