/* ****************************************************************************
*
* Copyright (c) Microsoft Corporation. All rights reserved.
*
* This software is subject to the Microsoft Public License (Ms-PL).
* A copy of the license can be found in the license.htm file included
* in this distribution.
*
* You must not remove this notice, or any other, from this software.
*
* ***************************************************************************/
namespace System.Web.Mvc{
using System;
using System.Diagnostics.CodeAnalysis;
using System.Web.Caching;
using System.Web.Mvc.Resources;
[SuppressMessage("Microsoft.Security", "CA2112:SecuredTypesShouldNotExposeFields",
Justification = "The Null field does not have access to secure information")]
public class DefaultViewLocationCache : IViewLocationCache {
private static readonly TimeSpan _defaultTimeSpan = new TimeSpan(0, 15, 0);
public DefaultViewLocationCache()
: this(_defaultTimeSpan) {
}
public DefaultViewLocationCache(TimeSpan timeSpan) {
if (timeSpan.Ticks < 0) {
throw new InvalidOperationException(MvcResources.DefaultViewLocationCache_NegativeTimeSpan);
}
TimeSpan = timeSpan;
}
[SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes",
Justification = "The reference type is immutable. ")]
public static readonly IViewLocationCache Null = new NullViewLocationCache();
public TimeSpan TimeSpan {
get;
private set;
}
#region IViewLocationCache Members
public string GetViewLocation(HttpContextBase httpContext, string key) {
if (httpContext == null) {
throw new ArgumentNullException("httpContext");
}
return (string)httpContext.Cache[key];
}
public void InsertViewLocation(HttpContextBase httpContext, string key, string virtualPath) {
if (httpContext == null) {
throw new ArgumentNullException("httpContext");
}
httpContext.Cache.Insert(key, virtualPath, null /* dependencies */, Cache.NoAbsoluteExpiration, TimeSpan);
}
#endregion
}
}
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