private CachedTopic GetCachedTopic(AbsoluteTopicName name)
{
CachedTopic answer = null;
if (CacheManager != null)
{
answer = (CachedTopic)CacheManager.GetCachedTopic(name);
}
if (answer != null)
{
return answer;
}
ContentBase cb = ContentBaseForTopic(name);
if (cb ==null || !cb.TopicExists(name))
{
return null;
}
answer = new CachedTopic(name);
CompositeCacheRule rule = new CompositeCacheRule();
rule.Add(cb.CacheRuleForAllPossibleInstancesOfTopic(name));
answer.Changes = cb.AllChangesForTopic(name.LocalName, rule);
answer.CreationTime = cb.GetTopicCreationTime(name.LocalName);
answer.LastModified = cb.GetTopicLastWriteTime(name.LocalName);
answer.LastModifiedBy = cb.GetTopicLastAuthor(name.LocalName);
answer.UnformattedContent = cb.Read(name.LocalName);
answer.Properties = ContentBase.ExtractExplicitFieldsFromTopicBody(answer.UnformattedContent);
AddImplicitPropertiesToHash(answer.Properties, name, answer.LastModifiedBy, answer.CreationTime, answer.LastModified, answer.UnformattedContent);
if (CacheManager != null)
{
CacheManager.PutCachedTopic(name, answer, rule);
}
return answer;
}
public void PutCachedTopic(AbsoluteTopicName name, CachedTopic val, CacheRule rule)
{
string key = KeyForTopicInfo(name);
Put(key, val, rule);
rule.SetupInvalidation(this, key);
}
