public static GroupDetails GetOrCreateGroup(string group)
{
try
{
ConnectionsLock.EnterUpgradeableReadLock();
GroupDetails groupdetails = null;
if (!Connections.TryGetValue(group, out groupdetails))
{
try
{
ConnectionsLock.EnterWriteLock();
if (!Connections.TryGetValue(group, out groupdetails))
{
groupdetails = new GroupDetails(groupname: group);
Connections.Add(group, groupdetails);
}
}
finally
{
ConnectionsLock.ExitWriteLock();
}
}
return(groupdetails);
}
finally
{
ConnectionsLock.ExitUpgradeableReadLock();
}
}
