Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Data/System/Data/SqlClient/SqlClientFactory.cs

@@ -0,0 +1,77 @@
+//------------------------------------------------------------------------------
+// <copyright file="SqlClientFactory.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+// <owner current="true" primary="true">[....]</owner>
+// <owner current="true" primary="false">[....]</owner>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Data;
+using System.Data.Common;
+using System.Data.Sql;
+using System.Security;
+using System.Security.Permissions;
+
+namespace System.Data.SqlClient {
+
+    public sealed class SqlClientFactory : DbProviderFactory, IServiceProvider {
+
+        public static readonly SqlClientFactory Instance = new SqlClientFactory();
+
+        private SqlClientFactory() {
+        }
+
+        public override bool CanCreateDataSourceEnumerator {
+            get { 
+                return true;
+            }
+        }
+
+        public override DbCommand CreateCommand() {
+            return new SqlCommand();
+        }
+
+        public override DbCommandBuilder CreateCommandBuilder() {
+            return new SqlCommandBuilder();
+        }
+
+        public override DbConnection CreateConnection() {
+            return new SqlConnection();
+        }
+
+        public override DbConnectionStringBuilder CreateConnectionStringBuilder() {
+            return new SqlConnectionStringBuilder();
+        }
+
+        public override DbDataAdapter CreateDataAdapter() {
+            return new SqlDataAdapter();
+        }
+
+        public override DbParameter CreateParameter() {
+            return new SqlParameter();
+        }
+
+        public override CodeAccessPermission CreatePermission(PermissionState state) {
+            return new SqlClientPermission(state);
+        }
+
+        public override DbDataSourceEnumerator CreateDataSourceEnumerator() {
+            return SqlDataSourceEnumerator.Instance;
+        }
+
+        /// <summary>
+        /// Extension mechanism for additional services; currently the only service
+        /// supported is the DbProviderServices
+        /// </summary>
+        /// <returns>requested service provider or null.</returns>
+        object IServiceProvider.GetService(Type serviceType) {
+            object result = null;
+            if (serviceType == GreenMethods.SystemDataCommonDbProviderServices_Type) {
+                result = GreenMethods.SystemDataSqlClientSqlProviderServices_Instance();
+            }
+            return result;
+        }
+    }
+}
+