Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web.Extensions/ui/ScriptResourceMapping.cs

@@ -0,0 +1,109 @@
+namespace System.Web.UI {
+    using System;
+    using System.Collections.Concurrent;
+    using System.Globalization;
+    using System.Reflection;
+    using System.Web.Resources;
+    using System.Web.Util;
+
+    public class ScriptResourceMapping : IScriptResourceMapping {
+        private readonly ConcurrentDictionary<Tuple<String, Assembly>, ScriptResourceDefinition> _definitions =
+            new ConcurrentDictionary<Tuple<String, Assembly>, ScriptResourceDefinition>();
+
+        public void AddDefinition(string name, ScriptResourceDefinition definition) {
+            AddDefinition(name, assembly: AssemblyCache.SystemWebExtensions, definition: definition);
+        }
+
+        public void AddDefinition(string name, Assembly assembly, ScriptResourceDefinition definition) {
+            // dictionary indexer will update the value if it already exists
+            if (String.IsNullOrEmpty(name)) {
+                throw new ArgumentException(AtlasWeb.Common_NullOrEmpty, "name");
+            }
+            if (definition == null) {
+                throw new ArgumentNullException("definition");
+            }
+            if (String.IsNullOrEmpty(definition.ResourceName) && String.IsNullOrEmpty(definition.Path)) {
+                throw new ArgumentException(AtlasWeb.ScriptResourceDefinition_NameAndPathCannotBeEmpty, "definition");
+            }
+            EnsureAbsoluteOrAppRelative(definition.Path);
+            EnsureAbsoluteOrAppRelative(definition.DebugPath);
+            EnsureAbsoluteOrAppRelative(definition.CdnPath);
+            EnsureAbsoluteOrAppRelative(definition.CdnDebugPath);
+            assembly = NormalizeAssembly(assembly);
+            _definitions[new Tuple<String, Assembly>(name, assembly)] = definition;
+        }
+
+        public void Clear() {
+            _definitions.Clear();
+        }
+
+        private void EnsureAbsoluteOrAppRelative(string path) {
+            if (!String.IsNullOrEmpty(path) &&
+                !UrlPath.IsAppRelativePath(path) && // ~/foo..
+                !UrlPath.IsRooted(path) && // /foo
+                !Uri.IsWellFormedUriString(path, UriKind.Absolute)) { // http://...
+                throw new InvalidOperationException(
+                    String.Format(CultureInfo.InvariantCulture, AtlasWeb.ScriptResourceDefinition_InvalidPath, path));
+            }
+        }
+
+        public ScriptResourceDefinition GetDefinition(string name) {
+            return GetDefinition(name, AssemblyCache.SystemWebExtensions);
+        }
+
+        public ScriptResourceDefinition GetDefinition(string name, Assembly assembly) {
+            if (String.IsNullOrEmpty(name)) {
+                throw new ArgumentException(AtlasWeb.Common_NullOrEmpty, "name");
+            }
+            ScriptResourceDefinition definition;
+            assembly = NormalizeAssembly(assembly);
+            _definitions.TryGetValue(new Tuple<string, Assembly>(name, assembly), out definition);
+            return definition;
+        }
+
+        public ScriptResourceDefinition GetDefinition(ScriptReference scriptReference) {
+            if (scriptReference == null) {
+                throw new ArgumentNullException("scriptReference");
+            }
+            string name = scriptReference.Name;
+            Assembly assembly = null;
+            ScriptResourceDefinition definition = null;
+            if (!String.IsNullOrEmpty(name)) {
+                assembly = scriptReference.GetAssembly();
+                definition = ScriptManager.ScriptResourceMapping.GetDefinition(name, assembly);
+            }
+            return definition;
+        }
+
+        public ScriptResourceDefinition RemoveDefinition(string name) {
+            return RemoveDefinition(name, AssemblyCache.SystemWebExtensions);
+        }
+
+        public ScriptResourceDefinition RemoveDefinition(string name, Assembly assembly) {
+            if (String.IsNullOrEmpty(name)) {
+                throw new ArgumentException(AtlasWeb.Common_NullOrEmpty, "name");
+            }
+            ScriptResourceDefinition definition;
+            assembly = NormalizeAssembly(assembly);
+            _definitions.TryRemove(new Tuple<String, Assembly>(name, assembly), out definition);
+            return definition;
+        }
+
+        #region IScriptResourceMapping Members
+        IScriptResourceDefinition IScriptResourceMapping.GetDefinition(string name) {
+            return GetDefinition(name);
+        }
+
+        IScriptResourceDefinition IScriptResourceMapping.GetDefinition(string name, Assembly assembly) {
+            return GetDefinition(name, assembly);
+        }
+        #endregion
+
+        private static Assembly NormalizeAssembly(Assembly assembly) {
+            if ((assembly != null) && AssemblyCache.IsAjaxFrameworkAssembly(assembly)) {
+                assembly = null;
+            }
+            return assembly;
+        }
+    }
+}