public List <GroupMembershipData> GetAgentGroupMemberships(string AgentID, GroupMembershipListDelegate d, bool forceUpdate)
{
object memberships = null;
bool firstCall = false;
string cacheKey = "memberships-" + AgentID.ToString();
//m_log.DebugFormat("[XXX]: GetAgentGroupMemberships {0}", cacheKey);
while (true)
{
lock (m_Cache)
{
if (!forceUpdate && m_Cache.TryGetValue(cacheKey, out memberships))
{
//m_log.DebugFormat("[XXX]: GetAgentGroupMemberships {0} cached!", cacheKey);
return((List <GroupMembershipData>)memberships);
}
// not cached
if (!m_ActiveRequests.ContainsKey(cacheKey))
{
m_ActiveRequests.Add(cacheKey, true);
firstCall = true;
}
}
if (firstCall)
{
try
{
memberships = d();
lock (m_Cache)
{
m_Cache.AddOrUpdate(cacheKey, memberships, GROUPS_CACHE_TIMEOUT);
return((List <GroupMembershipData>)memberships);
}
}
finally
{
lock (m_Cache)
{
m_ActiveRequests.Remove(cacheKey);
}
}
}
else
{
Thread.Sleep(50);
}
}
}
public List<GroupMembershipData> GetAgentGroupMemberships(string AgentID, GroupMembershipListDelegate d)
{
object memberships = null;
bool firstCall = false;
string cacheKey = "memberships-" + AgentID.ToString();
//m_log.DebugFormat("[XXX]: GetAgentGroupMemberships {0}", cacheKey);
while (true)
{
lock (m_Cache)
{
if (m_Cache.TryGetValue(cacheKey, out memberships))
{
//m_log.DebugFormat("[XXX]: GetAgentGroupMemberships {0} cached!", cacheKey);
return (List<GroupMembershipData>)memberships;
}
// not cached
if (!m_ActiveRequests.ContainsKey(cacheKey))
{
m_ActiveRequests.Add(cacheKey, true);
firstCall = true;
}
}
if (firstCall)
{
try
{
memberships = d();
lock (m_Cache)
{
m_Cache.AddOrUpdate(cacheKey, memberships, GROUPS_CACHE_TIMEOUT);
return (List<GroupMembershipData>)memberships;
}
}
finally
{
m_ActiveRequests.Remove(cacheKey);
}
}
else
Thread.Sleep(50);
}
}
