Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / Data / System / Data / Common / DbProviderFactoriesConfigurationHandler.cs / 1 / DbProviderFactoriesConfigurationHandler.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //----------------------------------------------------------------------------- namespace System.Data.Common { using System; using System.Collections; using System.Configuration; using System.Data; using System.Diagnostics; using System.Globalization; using System.Xml; //// // //// // this class is delayed created, use ConfigurationSettings.GetSection("system.data") to obtain #if WINFSInternalOnly internal #else public #endif class DbProviderFactoriesConfigurationHandler : IConfigurationSectionHandler { // V1.2.3300 internal const string sectionName = "system.data"; internal const string providerGroup = "DbProviderFactories"; public DbProviderFactoriesConfigurationHandler() { // V1.2.3300 } virtual public object Create(object parent, object configContext, XmlNode section) { // V1.2.3300 #if DEBUG try { #endif return CreateStatic(parent, configContext, section); #if DEBUG } catch(Exception e) { ADP.TraceExceptionWithoutRethrow(e); // it will be rethrown throw; } #endif } static internal object CreateStatic(object parent, object configContext, XmlNode section) { object config = parent; if (null != section) { config = HandlerBase.CloneParent(parent as DataSet, false); bool foundFactories = false; HandlerBase.CheckForUnrecognizedAttributes(section); foreach (XmlNode child in section.ChildNodes) { if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child)) { continue; } string sectionGroup = child.Name; switch(sectionGroup) { case DbProviderFactoriesConfigurationHandler.providerGroup: if (foundFactories) { throw ADP.ConfigSectionsUnique(DbProviderFactoriesConfigurationHandler.providerGroup); } foundFactories = true; HandleProviders(config as DataSet, configContext, child, sectionGroup); break; default: throw ADP.ConfigUnrecognizedElement(child); } } } return config; } // sectionName - i.e. "providerconfiguration" private static void HandleProviders(DataSet config, object configContext, XmlNode section, string sectionName) { DataTableCollection tables = config.Tables; DataTable dataTable = tables[sectionName]; bool tableExisted = (null != dataTable); dataTable = DbProviderDictionarySectionHandler.CreateStatic(dataTable, configContext, section); if (!tableExisted) { tables.Add(dataTable); } } // based off of DictionarySectionHandler private static class DbProviderDictionarySectionHandler/* : IConfigurationSectionHandler*/ { /* internal DbProviderDictionarySectionHandler() { } public object Create(Object parent, Object context, XmlNode section) { return CreateStatic(parent, context, section); } */ static internal DataTable CreateStatic(DataTable config, Object context, XmlNode section) { if (null != section) { HandlerBase.CheckForUnrecognizedAttributes(section); if (null == config) { config = DbProviderFactoriesConfigurationHandler.CreateProviderDataTable(); } // else already copied via DataSet.Copy foreach (XmlNode child in section.ChildNodes) { if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child)) { continue; } switch(child.Name) { case "add": HandleAdd(child, config); break; case "remove": HandleRemove(child, config); break; case "clear": HandleClear(child, config); break; default: throw ADP.ConfigUnrecognizedElement(child); } } config.AcceptChanges(); } return config; } static private void HandleAdd(XmlNode child, DataTable config) { HandlerBase.CheckForChildNodes(child); DataRow values = config.NewRow(); values[0] = HandlerBase.RemoveAttribute(child, "name", true, false); values[1] = HandlerBase.RemoveAttribute(child, "description", true, false); values[2] = HandlerBase.RemoveAttribute(child, "invariant", true, false); values[3] = HandlerBase.RemoveAttribute(child, "type", true, false); // because beta shipped recognizing "support=hex#", need to give // more time for other providers to remove it from the .config files HandlerBase.RemoveAttribute(child, "support", false, false); HandlerBase.CheckForUnrecognizedAttributes(child); config.Rows.Add(values); } static private void HandleRemove(XmlNode child, DataTable config) { HandlerBase.CheckForChildNodes(child); String invr = HandlerBase.RemoveAttribute(child, "invariant", true, false); HandlerBase.CheckForUnrecognizedAttributes(child); DataRow row = config.Rows.Find(invr); if (null != row) { // ignore invariants that don't exist row.Delete(); } } static private void HandleClear(XmlNode child, DataTable config) { HandlerBase.CheckForChildNodes(child); HandlerBase.CheckForUnrecognizedAttributes(child); config.Clear(); } } internal static DataTable CreateProviderDataTable() { DataColumn frme = new DataColumn("Name", typeof(string)); frme.ReadOnly = true; DataColumn desc = new DataColumn("Description", typeof(string)); desc.ReadOnly = true; DataColumn invr = new DataColumn("InvariantName", typeof(string)); invr.ReadOnly = true; DataColumn qual = new DataColumn("AssemblyQualifiedName", typeof(string)); qual.ReadOnly = true; DataColumn[] primaryKey = new DataColumn[] { invr }; DataColumn[] columns = new DataColumn[] {frme, desc, invr, qual }; DataTable table = new DataTable(DbProviderFactoriesConfigurationHandler.providerGroup); table.Locale = CultureInfo.InvariantCulture; table.Columns.AddRange(columns); table.PrimaryKey = primaryKey; return table; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// //// // // // // Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //----------------------------------------------------------------------------- namespace System.Data.Common { using System; using System.Collections; using System.Configuration; using System.Data; using System.Diagnostics; using System.Globalization; using System.Xml; //// // //// // this class is delayed created, use ConfigurationSettings.GetSection("system.data") to obtain #if WINFSInternalOnly internal #else public #endif class DbProviderFactoriesConfigurationHandler : IConfigurationSectionHandler { // V1.2.3300 internal const string sectionName = "system.data"; internal const string providerGroup = "DbProviderFactories"; public DbProviderFactoriesConfigurationHandler() { // V1.2.3300 } virtual public object Create(object parent, object configContext, XmlNode section) { // V1.2.3300 #if DEBUG try { #endif return CreateStatic(parent, configContext, section); #if DEBUG } catch(Exception e) { ADP.TraceExceptionWithoutRethrow(e); // it will be rethrown throw; } #endif } static internal object CreateStatic(object parent, object configContext, XmlNode section) { object config = parent; if (null != section) { config = HandlerBase.CloneParent(parent as DataSet, false); bool foundFactories = false; HandlerBase.CheckForUnrecognizedAttributes(section); foreach (XmlNode child in section.ChildNodes) { if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child)) { continue; } string sectionGroup = child.Name; switch(sectionGroup) { case DbProviderFactoriesConfigurationHandler.providerGroup: if (foundFactories) { throw ADP.ConfigSectionsUnique(DbProviderFactoriesConfigurationHandler.providerGroup); } foundFactories = true; HandleProviders(config as DataSet, configContext, child, sectionGroup); break; default: throw ADP.ConfigUnrecognizedElement(child); } } } return config; } // sectionName - i.e. "providerconfiguration" private static void HandleProviders(DataSet config, object configContext, XmlNode section, string sectionName) { DataTableCollection tables = config.Tables; DataTable dataTable = tables[sectionName]; bool tableExisted = (null != dataTable); dataTable = DbProviderDictionarySectionHandler.CreateStatic(dataTable, configContext, section); if (!tableExisted) { tables.Add(dataTable); } } // based off of DictionarySectionHandler private static class DbProviderDictionarySectionHandler/* : IConfigurationSectionHandler*/ { /* internal DbProviderDictionarySectionHandler() { } public object Create(Object parent, Object context, XmlNode section) { return CreateStatic(parent, context, section); } */ static internal DataTable CreateStatic(DataTable config, Object context, XmlNode section) { if (null != section) { HandlerBase.CheckForUnrecognizedAttributes(section); if (null == config) { config = DbProviderFactoriesConfigurationHandler.CreateProviderDataTable(); } // else already copied via DataSet.Copy foreach (XmlNode child in section.ChildNodes) { if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child)) { continue; } switch(child.Name) { case "add": HandleAdd(child, config); break; case "remove": HandleRemove(child, config); break; case "clear": HandleClear(child, config); break; default: throw ADP.ConfigUnrecognizedElement(child); } } config.AcceptChanges(); } return config; } static private void HandleAdd(XmlNode child, DataTable config) { HandlerBase.CheckForChildNodes(child); DataRow values = config.NewRow(); values[0] = HandlerBase.RemoveAttribute(child, "name", true, false); values[1] = HandlerBase.RemoveAttribute(child, "description", true, false); values[2] = HandlerBase.RemoveAttribute(child, "invariant", true, false); values[3] = HandlerBase.RemoveAttribute(child, "type", true, false); // because beta shipped recognizing "support=hex#", need to give // more time for other providers to remove it from the .config files HandlerBase.RemoveAttribute(child, "support", false, false); HandlerBase.CheckForUnrecognizedAttributes(child); config.Rows.Add(values); } static private void HandleRemove(XmlNode child, DataTable config) { HandlerBase.CheckForChildNodes(child); String invr = HandlerBase.RemoveAttribute(child, "invariant", true, false); HandlerBase.CheckForUnrecognizedAttributes(child); DataRow row = config.Rows.Find(invr); if (null != row) { // ignore invariants that don't exist row.Delete(); } } static private void HandleClear(XmlNode child, DataTable config) { HandlerBase.CheckForChildNodes(child); HandlerBase.CheckForUnrecognizedAttributes(child); config.Clear(); } } internal static DataTable CreateProviderDataTable() { DataColumn frme = new DataColumn("Name", typeof(string)); frme.ReadOnly = true; DataColumn desc = new DataColumn("Description", typeof(string)); desc.ReadOnly = true; DataColumn invr = new DataColumn("InvariantName", typeof(string)); invr.ReadOnly = true; DataColumn qual = new DataColumn("AssemblyQualifiedName", typeof(string)); qual.ReadOnly = true; DataColumn[] primaryKey = new DataColumn[] { invr }; DataColumn[] columns = new DataColumn[] {frme, desc, invr, qual }; DataTable table = new DataTable(DbProviderFactoriesConfigurationHandler.providerGroup); table.Locale = CultureInfo.InvariantCulture; table.Columns.AddRange(columns); table.PrimaryKey = primaryKey; return table; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.// //// // // //
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- XPathAxisIterator.cs
- TrackingMemoryStream.cs
- InvalidOperationException.cs
- SortQuery.cs
- CRYPTPROTECT_PROMPTSTRUCT.cs
- AttachedPropertyMethodSelector.cs
- WebPartTransformerAttribute.cs
- AuthStoreRoleProvider.cs
- AmbientProperties.cs
- XPathMessageContext.cs
- ParserHooks.cs
- BaseComponentEditor.cs
- FutureFactory.cs
- ObjectConverter.cs
- StyleConverter.cs
- Base64Stream.cs
- DataReaderContainer.cs
- SerializationStore.cs
- IndicFontClient.cs
- DBPropSet.cs
- SessionSwitchEventArgs.cs
- OdbcCommand.cs
- XPathDocument.cs
- MultipartContentParser.cs
- SQLDateTime.cs
- BinHexEncoder.cs
- XmlSubtreeReader.cs
- Matrix.cs
- DNS.cs
- CodePrimitiveExpression.cs
- TimeSpanOrInfiniteConverter.cs
- UpdatePanel.cs
- CharAnimationBase.cs
- ErrorLog.cs
- ReferentialConstraintRoleElement.cs
- ListViewTableCell.cs
- DataGridColumn.cs
- WebServiceClientProxyGenerator.cs
- SafeNativeMethodsOther.cs
- Span.cs
- MobileListItem.cs
- RowUpdatingEventArgs.cs
- OperationValidationEventArgs.cs
- Formatter.cs
- EventListener.cs
- HttpServerVarsCollection.cs
- CodeTypeOfExpression.cs
- GetPageCompletedEventArgs.cs
- TransformedBitmap.cs
- ThreadSafeList.cs
- BlurBitmapEffect.cs
- EncryptedPackageFilter.cs
- IdentityNotMappedException.cs
- PasswordRecovery.cs
- NotImplementedException.cs
- DbConnectionPoolOptions.cs
- Quad.cs
- JsonSerializer.cs
- LineServices.cs
- CodeTypeMember.cs
- DbConnectionHelper.cs
- Stack.cs
- BinaryFormatter.cs
- AutomationPropertyInfo.cs
- AnonymousIdentificationSection.cs
- NamedPipeProcessProtocolHandler.cs
- ToolStripOverflowButton.cs
- LayoutSettings.cs
- SiteMapSection.cs
- AssemblyInfo.cs
- MarkupCompilePass1.cs
- IResourceProvider.cs
- WmfPlaceableFileHeader.cs
- DbProviderManifest.cs
- DataSourceConverter.cs
- HtmlForm.cs
- DataProtection.cs
- GAC.cs
- GcSettings.cs
- XPathDocument.cs
- RotateTransform3D.cs
- ParseChildrenAsPropertiesAttribute.cs
- HelpKeywordAttribute.cs
- GroupBox.cs
- TableProviderWrapper.cs
- ItemCollection.cs
- CategoryGridEntry.cs
- DSACryptoServiceProvider.cs
- SqlNotificationEventArgs.cs
- GridViewColumnCollectionChangedEventArgs.cs
- InvalidComObjectException.cs
- MergeFailedEvent.cs
- ParseChildrenAsPropertiesAttribute.cs
- XmlIlTypeHelper.cs
- BuildProviderAppliesToAttribute.cs
- HeaderCollection.cs
- Frame.cs
- DropDownButton.cs
- TraceSource.cs
- PointConverter.cs