* @param ctx the message context.
* @return ResendCandidate
*/
protected ResendCandidate cacheUnacknowledged(Message message) {
RMProperties rmps = RMContextUtils.retrieveRMProperties(message, true);
SequenceType st = rmps.getSequence();
Identifier sid = st.getIdentifier();
String key = sid.getValue();
ResendCandidate candidate = null;
synchronized (this) {
List<ResendCandidate> sequenceCandidates = getSequenceCandidates(key);
if (null == sequenceCandidates) {
sequenceCandidates = new ArrayList<ResendCandidate>();
candidates.put(key, sequenceCandidates);
}
candidate = new ResendCandidate(message);
if (isSequenceSuspended(key)) {
candidate.suspend();
}
sequenceCandidates.add(candidate);
unacknowledgedCount++;
}
LOG.fine("Cached unacknowledged message.");
try {
RMEndpoint rme = manager.getReliableEndpoint(message);
rme.handleAccept(key, st.getMessageNumber(), message);
} catch (RMException e) {
LOG.log(Level.WARNING, "Could not find reliable endpoint for message");
}
return candidate;
}