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//
// System.Runtime.Remoting.Lifetime.ClientSponsor.cs
//
// Author: Duncan Mak (duncan@ximian.com)
// Lluis Sanchez Gual (lluis@ximian.com)
//
// 2002 (C) Copyright. Ximian, Inc.
//
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections;
using System.Runtime.Remoting.Lifetime;
namespace System.Runtime.Remoting.Lifetime {
[System.Runtime.InteropServices.ComVisible (true)]
public class ClientSponsor : MarshalByRefObject, ISponsor
{
TimeSpan renewal_time;
Hashtable registered_objects = new Hashtable ();
public ClientSponsor ()
{
renewal_time = new TimeSpan (0, 2, 0); // default is 2 mins
}
public ClientSponsor (TimeSpan renewalTime)
{
renewal_time = renewalTime;
}
public TimeSpan RenewalTime {
get {
return renewal_time;
}
set {
renewal_time = value;
}
}
public void Close ()
{
foreach (MarshalByRefObject obj in registered_objects.Values)
{
ILease lease = obj.GetLifetimeService () as ILease;
lease.Unregister (this);
}
registered_objects.Clear ();
}
~ClientSponsor ()
{
Close ();
}
public override object InitializeLifetimeService ()
{
return base.InitializeLifetimeService ();
}
public bool Register (MarshalByRefObject obj)
{
if (registered_objects.ContainsKey (obj)) return false;
ILease lease = obj.GetLifetimeService () as ILease;
if (lease == null) return false;
lease.Register (this);
registered_objects.Add (obj,obj);
return true;
}
public TimeSpan Renewal (ILease lease)
{
return renewal_time;
}
public void Unregister (MarshalByRefObject obj)
{
if (!registered_objects.ContainsKey (obj)) return;
ILease lease = obj.GetLifetimeService () as ILease;
lease.Unregister (this);
registered_objects.Remove (obj);
}
}
}
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