getTopic method
Implementation
Topic? getTopic(String? topicName) {
Topic? topic = _cacheManager.get('topic', topicName ?? '');
if (topic == null && topicName != null) {
if (topicName == topic_names.TOPIC_ME) {
topic = TopicMe();
} else if (topicName == topic_names.TOPIC_FND) {
topic = TopicFnd();
} else {
topic = Topic(topicName);
}
_cacheManager.put('topic', topicName, topic);
}
return topic;
}