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