Message.MessageKey key = Message.MessageKey.of(chatMessageTo.getUser(), chatMessageTo.getId());
Message message = new Message(key, offset, timestamp, chatMessageTo.getText());
- ChatRoomData chatRoomData = this
- .chatRoomData[partition]
- .computeIfAbsent(chatRoomId, this::computeChatRoomData);
+ ChatRoomData chatRoomData = computeChatRoomData(chatRoomId, partition);
KafkaChatMessageService kafkaChatRoomService =
(KafkaChatMessageService) chatRoomData.getChatRoomService();
.toArray();
}
+ void createChatRoomData(ChatRoomInfo chatRoomInfo)
+ {
+ computeChatRoomData(chatRoomInfo.getId(), chatRoomInfo.getShard());
+ }
+
Mono<ChatRoomData> getChatRoomData(int shard, UUID id)
{
if (loadInProgress)
return Mono.error(new ShardNotOwnedException(instanceId, shard));
}
- return channelMediator
- .getChatRoomInfo(id)
- .map(chatRoomInfo ->
- chatRoomData[shard].computeIfAbsent(id, this::computeChatRoomData));
+ return Mono.justOrEmpty(chatRoomData[shard].get(id));
}
- private ChatRoomData computeChatRoomData(UUID chatRoomId)
+ private ChatRoomData computeChatRoomData(UUID chatRoomId, int shard)
{
- log.info("Creating ChatRoom {} with buffer-size {}", chatRoomId, bufferSize);
- KafkaChatMessageService service = new KafkaChatMessageService(this, chatRoomId);
- return new ChatRoomData(clock, service, bufferSize);
+ ChatRoomData chatRoomData = this.chatRoomData[shard].get(chatRoomId);
+
+ if (chatRoomData != null)
+ {
+ log.info(
+ "Ignoring request to create already existing ChatRoomData for {}",
+ chatRoomId);
+ }
+ else
+ {
+ log.info("Creating ChatRoomData {} with buffer-size {}", chatRoomId, bufferSize);
+ KafkaChatMessageService service = new KafkaChatMessageService(this, chatRoomId);
+ chatRoomData = new ChatRoomData(clock, service, bufferSize);
+ this.chatRoomData[shard].put(chatRoomId, chatRoomData);
+ }
+
+ return chatRoomData;
}
ConsumerGroupMetadata getConsumerGroupMetadata()