System.Runtime.Remoting.Lifetime.Lease.SponsorCall C# (CSharp) 메소드

        internal void SponsorCall(ISponsor sponsor)
        {
            BCLDebug.Trace("REMOTE","Lease ",id," SponsorCall state ",((Enum)state).ToString());
            bool exceptionOccurred = false;
            if (state == LeaseState.Expired)
                return;

            lock(sponsorTable)
            {
                try
                {
                    Object sponsorId = GetSponsorId(sponsor);            
                    sponsorCallThread = Thread.CurrentThread.GetHashCode();
                    AsyncRenewal ar = new AsyncRenewal(sponsor.Renewal);
                    SponsorStateInfo sponsorStateInfo = (SponsorStateInfo)sponsorTable[sponsorId];            
                    sponsorStateInfo.sponsorState = SponsorState.Waiting;

                    // The first parameter should be the lease we are trying to renew.
                    IAsyncResult iar = ar.BeginInvoke(this, new AsyncCallback(this.SponsorCallback), null);
                    if ((sponsorStateInfo.sponsorState == SponsorState.Waiting) && (state != LeaseState.Expired))
                    {
                        //   Even if we get here, the operation could still complete before
                        //   we call the the line below. This seems to be a race.
                        
                        // Sponsor could have completed before statement is reached, so only execute
                        // if the sponsor state is still waiting
                        leaseManager.RegisterSponsorCall(this, sponsorId, sponsorshipTimeout);
                    }
                    sponsorCallThread = 0;
                }catch(Exception)
                {
                    // Sponsor not avaiable
                    exceptionOccurred = true;

                    sponsorCallThread = 0;
                }
            }

            if (exceptionOccurred)
            {
                BCLDebug.Trace("REMOTE","Lease ",id," SponsorCall Sponsor Exception ");
                Unregister(sponsor);
                ProcessNextSponsor();
            }
        }