Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Runtime.Caching/System/Caching/Configuration/MemoryCacheSection.cs

@@ -0,0 +1,55 @@
+// <copyright file="MemoryCacheSection.cs" company="Microsoft">
+//   Copyright (c) 2009 Microsoft Corporation.  All rights reserved.
+// </copyright>
+
+using System;
+using System.Collections.Specialized;
+using System.Configuration;
+using System.Runtime.Caching.Resources;
+
+namespace System.Runtime.Caching.Configuration {
+
+    /* 
+       <system.runtime.caching>
+         <memoryCaches>
+           <namedCaches>
+             <add name="Default" physicalMemoryPercentage="0" pollingInterval="00:02:00"/>
+             <add name="Foo" physicalMemoryPercentage="0" pollingInterval="00:02:00"/>
+             <add name="Bar" physicalMemoryPercentage="0" pollingInterval="00:02:00"/>
+           </namedCaches>
+	     </memoryCaches>
+       </system.caching>
+
+    */
+
+    public sealed class MemoryCacheSection : ConfigurationSection {
+        private static ConfigurationPropertyCollection _properties;
+        private static readonly ConfigurationProperty _propNamedCaches;
+
+        static MemoryCacheSection() {
+            _propNamedCaches = new ConfigurationProperty("namedCaches",
+                                            typeof(MemoryCacheSettingsCollection),
+                                            null, // defaultValue
+                                            ConfigurationPropertyOptions.None);
+
+            _properties = new ConfigurationPropertyCollection();
+            _properties.Add(_propNamedCaches);
+        }
+
+        public MemoryCacheSection() {
+        }
+
+        protected override ConfigurationPropertyCollection Properties {
+            get {
+                return _properties;
+            }
+        }
+
+        [ConfigurationProperty("namedCaches")]
+        public MemoryCacheSettingsCollection NamedCaches {
+            get {
+                return (MemoryCacheSettingsCollection)base[_propNamedCaches];
+            }
+        }
+    }
+}