private void listenMembershipEvents() throws IOException {
final SerializationService serializationService = clusterService.getSerializationService();
while (!Thread.currentThread().isInterrupted()) {
final Data clientResponseData = conn.read();
final ClientResponse clientResponse = serializationService.toObject(clientResponseData);
final Object eventObject = serializationService.toObject(clientResponse.getResponse());
final ClientMembershipEvent event = (ClientMembershipEvent) eventObject;
final MemberImpl member = (MemberImpl) event.getMember();
boolean membersUpdated = false;
if (event.getEventType() == MembershipEvent.MEMBER_ADDED) {
members.add(member);
membersUpdated = true;
} else if (event.getEventType() == ClientMembershipEvent.MEMBER_REMOVED) {
members.remove(member);
membersUpdated = true;
// getConnectionManager().removeConnectionPool(member.getAddress());
// //TODO
} else if (event.getEventType() == ClientMembershipEvent.MEMBER_ATTRIBUTE_CHANGED) {
MemberAttributeChange memberAttributeChange = event.getMemberAttributeChange();
Map<Address, MemberImpl> memberMap = clusterService.getMembersRef();
if (memberMap != null) {
for (MemberImpl target : memberMap.values()) {
if (target.getUuid().equals(memberAttributeChange.getUuid())) {
final MemberAttributeOperationType operationType =
memberAttributeChange.getOperationType();
final String key = memberAttributeChange.getKey();
final Object value = memberAttributeChange.getValue();
target.updateAttribute(operationType, key, value);
MemberAttributeEvent memberAttributeEvent =
new MemberAttributeEvent(client.getCluster(), target, operationType, key, value);
clusterService.fireMemberAttributeEvent(memberAttributeEvent);
break;
}
}
}
}
if (membersUpdated) {
((ClientPartitionServiceImpl) client.getClientPartitionService()).refreshPartitions();
updateMembersRef();
LOGGER.info(clusterService.membersString());
clusterService.fireMembershipEvent(
new MembershipEvent(
client.getCluster(),
member,
event.getEventType(),
Collections.unmodifiableSet(new LinkedHashSet<Member>(members))));
}
}
}
private void loadInitialMemberList() throws Exception {
final SerializationService serializationService = clusterService.getSerializationService();
final AddMembershipListenerRequest request = new AddMembershipListenerRequest();
final SerializableCollection coll =
(SerializableCollection) connectionManager.sendAndReceive(request, conn);
Map<String, MemberImpl> prevMembers = Collections.emptyMap();
if (!members.isEmpty()) {
prevMembers = new HashMap<String, MemberImpl>(members.size());
for (MemberImpl member : members) {
prevMembers.put(member.getUuid(), member);
}
members.clear();
}
for (Data data : coll) {
members.add((MemberImpl) serializationService.toObject(data));
}
updateMembersRef();
LOGGER.info(clusterService.membersString());
final List<MembershipEvent> events = new LinkedList<MembershipEvent>();
final Set<Member> eventMembers =
Collections.unmodifiableSet(new LinkedHashSet<Member>(members));
for (MemberImpl member : members) {
final MemberImpl former = prevMembers.remove(member.getUuid());
if (former == null) {
events.add(
new MembershipEvent(
client.getCluster(), member, MembershipEvent.MEMBER_ADDED, eventMembers));
}
}
for (MemberImpl member : prevMembers.values()) {
events.add(
new MembershipEvent(
client.getCluster(), member, MembershipEvent.MEMBER_REMOVED, eventMembers));
}
for (MembershipEvent event : events) {
clusterService.fireMembershipEvent(event);
}
latch.countDown();
}
private void applyMemberListChanges() {
updateMembersRef();
LOGGER.info(clusterService.membersString());
}
