5 // Marek Habersack <mhabersack@novell.com>
7 // Copyright (C) 2010 Novell, Inc. (http://novell.com/)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 using System.Collections.ObjectModel;
31 namespace System.Runtime.Caching
33 public class CacheItemPolicy
35 Collection<ChangeMonitor> changeMonitors;
37 public DateTimeOffset AbsoluteExpiration { get; set; }
39 public Collection<ChangeMonitor> ChangeMonitors {
41 if (changeMonitors == null)
42 changeMonitors = new Collection <ChangeMonitor> ();
44 return changeMonitors;
48 public CacheItemPriority Priority { get; set; }
49 public CacheEntryRemovedCallback RemovedCallback { get; set; }
50 public TimeSpan SlidingExpiration { get; set; }
51 public CacheEntryUpdateCallback UpdateCallback { get; set; }
53 public CacheItemPolicy ()
55 this.AbsoluteExpiration = ObjectCache.InfiniteAbsoluteExpiration;
56 this.Priority = CacheItemPriority.Default;
57 this.SlidingExpiration = ObjectCache.NoSlidingExpiration;