Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/Configuration/BuildProviderCollection.cs

@@ -0,0 +1,86 @@
+//------------------------------------------------------------------------------
+// <copyright file="BuildProviderCollection.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+namespace System.Web.Configuration {
+    using System;
+    using System.Xml;
+    using System.Configuration;
+    using System.Collections.Specialized;
+    using System.Collections;
+    using System.Globalization;
+    using System.IO;
+    using System.Text;
+    using System.Web.Compilation;
+    using System.Reflection;
+    using System.Web.Hosting;
+    using System.Web.UI;
+    using System.CodeDom.Compiler;
+    using System.Web.Util;
+    using System.ComponentModel;
+    using System.Security.Permissions;
+
+    // class CompilationSection
+
+    [ConfigurationCollection(typeof(BuildProvider))]
+    public sealed class BuildProviderCollection : ConfigurationElementCollection {
+        private static ConfigurationPropertyCollection _properties;
+
+        static BuildProviderCollection() {
+            // Property initialization
+            _properties = new ConfigurationPropertyCollection();
+        }
+        
+        public BuildProviderCollection()
+            : base(StringComparer.OrdinalIgnoreCase) {
+        }
+
+        protected override ConfigurationPropertyCollection Properties {
+            get {
+                return _properties;
+            }
+        }
+
+        public new BuildProvider this[string name] {
+            get {
+                return (BuildProvider)BaseGet(name);
+            }
+        }
+        public BuildProvider this[int index] {
+            get {
+                return (BuildProvider)BaseGet(index);
+            }
+            set {
+                if (BaseGet(index) != null)
+                    BaseRemoveAt(index);
+                BaseAdd(index, value);
+            }
+        }
+
+        public void Add(BuildProvider buildProvider) {
+            BaseAdd(buildProvider);
+        }
+        
+        public void Remove(String name) {
+            BaseRemove(name);
+        }
+        
+        public void RemoveAt(int index) {
+            BaseRemoveAt(index);
+        }
+        
+        public void Clear() {
+            BaseClear();
+        }
+        
+        protected override ConfigurationElement CreateNewElement() {
+            return new BuildProvider();
+        }
+
+        protected override Object GetElementKey(ConfigurationElement element) {
+            return ((BuildProvider)element).Extension;
+        }
+    }
+}