Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web.DynamicData/DynamicData/ModelProviders/SimpleTableProvider.cs

@@ -0,0 +1,57 @@
+namespace System.Web.DynamicData.ModelProviders {
+    using System;
+    using System.Collections.Generic;
+    using System.Linq;
+    using System.Text;
+    using System.Collections.ObjectModel;
+    using System.ComponentModel;
+
+    internal sealed class SimpleTableProvider : TableProvider {
+        private List<ColumnProvider> _columns;
+        private ICustomTypeDescriptor _descriptor;
+
+        public SimpleTableProvider(DataModelProvider modelProvider, Type entityType)
+            : base(modelProvider) {
+
+            if (entityType == null) {
+                throw new ArgumentNullException("entityType");
+            }
+
+            EntityType = entityType;
+            Name = entityType.Name;
+            DataContextPropertyName = String.Empty;
+            InitializeColumns(TypeDescriptor.GetProperties(entityType));
+        }
+
+        public SimpleTableProvider(DataModelProvider modelProvider, ICustomTypeDescriptor descriptor)
+            : base(modelProvider) {
+
+            if (descriptor == null) {
+                throw new ArgumentNullException("descriptor");
+            }
+
+            _descriptor = descriptor;
+            Name = descriptor.GetClassName();
+            DataContextPropertyName = String.Empty;
+            InitializeColumns(descriptor.GetProperties());
+        }
+
+        public override ReadOnlyCollection<ColumnProvider> Columns {
+            get {
+                return _columns.AsReadOnly();
+            }
+        }
+
+        public override ICustomTypeDescriptor GetTypeDescriptor() {
+            return _descriptor ?? base.GetTypeDescriptor();
+        }
+
+        public override IQueryable GetQuery(object context) {
+            throw new NotSupportedException();
+        }
+
+        private void InitializeColumns(PropertyDescriptorCollection columnDescriptors) {
+            _columns = columnDescriptors.OfType<PropertyDescriptor>().Select(p => new SimpleColumnProvider(this, p)).OfType<ColumnProvider>().ToList();
+        }
+    }
+}