Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / __Filters.cs / 1305376 / __Filters.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // __Filters.cs // // This class defines the delegate methods for the COM+ implemented filters. // // // namespace System { using System; using System.Reflection; using System.Globalization; [Serializable] internal class __Filters { // Filters... // The following are the built in filters defined for this class. These // should really be defined as static methods. They are used in as delegates // which currently doesn't support static methods. We will change this // once the compiler supports delegates. // FilterAttribute // This method will search for a member based upon the attribute passed in. // filterCriteria -- an Int32 representing the attribute internal virtual bool FilterAttribute(MemberInfo m,Object filterCriteria) { // Check that the criteria object is an Integer object if (filterCriteria == null) throw new InvalidFilterCriteriaException(Environment.GetResourceString("RFLCT.FltCritInt")); switch (m.MemberType) { case MemberTypes.Constructor: case MemberTypes.Method: { MethodAttributes criteria = 0; try { int i = (int) filterCriteria; criteria = (MethodAttributes) i; } catch { throw new InvalidFilterCriteriaException(Environment.GetResourceString("RFLCT.FltCritInt")); } MethodAttributes attr; if (m.MemberType == MemberTypes.Method) attr = ((MethodInfo) m).Attributes; else attr = ((ConstructorInfo) m).Attributes; if (((criteria & MethodAttributes.MemberAccessMask) != 0) && (attr & MethodAttributes.MemberAccessMask) != (criteria & MethodAttributes.MemberAccessMask)) return false; if (((criteria & MethodAttributes.Static) != 0) && (attr & MethodAttributes.Static) == 0) return false; if (((criteria & MethodAttributes.Final) != 0) && (attr & MethodAttributes.Final) == 0) return false; if (((criteria & MethodAttributes.Virtual) != 0) && (attr & MethodAttributes.Virtual) == 0) return false; if (((criteria & MethodAttributes.Abstract) != 0) && (attr & MethodAttributes.Abstract) == 0) return false; if (((criteria & MethodAttributes.SpecialName) != 0) && (attr & MethodAttributes.SpecialName) == 0) return false; return true; } case MemberTypes.Field: { FieldAttributes criteria = 0; try { int i = (int) filterCriteria; criteria = (FieldAttributes) i; } catch { throw new InvalidFilterCriteriaException(Environment.GetResourceString("RFLCT.FltCritInt")); } FieldAttributes attr = ((FieldInfo) m).Attributes; if (((criteria & FieldAttributes.FieldAccessMask) != 0) && (attr & FieldAttributes.FieldAccessMask) != (criteria & FieldAttributes.FieldAccessMask)) return false; if (((criteria & FieldAttributes.Static) != 0) && (attr & FieldAttributes.Static) == 0) return false; if (((criteria & FieldAttributes.InitOnly) != 0) && (attr & FieldAttributes.InitOnly) == 0) return false; if (((criteria & FieldAttributes.Literal) != 0) && (attr & FieldAttributes.Literal) == 0) return false; if (((criteria & FieldAttributes.NotSerialized) != 0) && (attr & FieldAttributes.NotSerialized) == 0) return false; if (((criteria & FieldAttributes.PinvokeImpl) != 0) && (attr & FieldAttributes.PinvokeImpl) == 0) return false; return true; } } return false; } // FilterName // This method will filter based upon the name. A partial wildcard // at the end of the string is supported. // filterCriteria -- This is the string name internal virtual bool FilterName(MemberInfo m,Object filterCriteria) { // Check that the criteria object is a String object if(filterCriteria == null || !(filterCriteria is String)) throw new InvalidFilterCriteriaException(Environment.GetResourceString("RFLCT.FltCritString")); // At the moment this fails if its done on a single line.... String str = ((String) filterCriteria); str = str.Trim(); String name = m.Name; // Get the nested class name only, as opposed to the mangled one if (m.MemberType == MemberTypes.NestedType) name = name.Substring(name.LastIndexOf('+') + 1); // Check to see if this is a prefix or exact match requirement if (str.Length > 0 && str[str.Length - 1] == '*') { str = str.Substring(0, str.Length - 1); return (name.StartsWith(str, StringComparison.Ordinal)); } return (name.Equals(str)); } // FilterIgnoreCase // This delegate will do a name search but does it with the // ignore case specified. internal virtual bool FilterIgnoreCase(MemberInfo m,Object filterCriteria) { // Check that the criteria object is a String object if(filterCriteria == null || !(filterCriteria is String)) throw new InvalidFilterCriteriaException(Environment.GetResourceString("RFLCT.FltCritString")); String str = (String) filterCriteria; str = str.Trim(); String name = m.Name; // Get the nested class name only, as opposed to the mangled one if (m.MemberType == MemberTypes.NestedType) name = name.Substring(name.LastIndexOf('+') + 1); // Check to see if this is a prefix or exact match requirement if (str.Length > 0 && str[str.Length - 1] == '*') { str = str.Substring(0, str.Length - 1); return (String.Compare(name,0,str,0,str.Length,StringComparison.OrdinalIgnoreCase)==0); } return (String.Compare(str,name, StringComparison.OrdinalIgnoreCase) == 0); } } } // 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
- TypeDependencyAttribute.cs
- OrderedEnumerableRowCollection.cs
- ObjectStateManager.cs
- SafeRightsManagementSessionHandle.cs
- ObjectManager.cs
- DragCompletedEventArgs.cs
- PopupRoot.cs
- ImageSource.cs
- SqlDataSourceAdvancedOptionsForm.cs
- UserThread.cs
- CodeCastExpression.cs
- Encoding.cs
- ImageListStreamer.cs
- SoapSchemaImporter.cs
- CatalogZoneBase.cs
- LoadRetryHandler.cs
- CrossContextChannel.cs
- StringFunctions.cs
- PassportAuthenticationModule.cs
- StringBuilder.cs
- UntypedNullExpression.cs
- XmlQueryRuntime.cs
- EndPoint.cs
- EventSinkActivity.cs
- WebPartDisplayModeEventArgs.cs
- Buffer.cs
- VariableModifiersHelper.cs
- InputDevice.cs
- ResourceReader.cs
- Material.cs
- SystemIPInterfaceStatistics.cs
- TextEditorLists.cs
- AutomationPatternInfo.cs
- MsmqInputSessionChannelListener.cs
- DecimalKeyFrameCollection.cs
- DataSourceDesigner.cs
- PropertyReferenceSerializer.cs
- ValidationSummary.cs
- ViewStateModeByIdAttribute.cs
- SettingsProperty.cs
- FacetChecker.cs
- PointUtil.cs
- PathFigureCollectionValueSerializer.cs
- FixedHighlight.cs
- ListQueryResults.cs
- OrderByLifter.cs
- DesignTimeParseData.cs
- StatusStrip.cs
- StylusLogic.cs
- MenuItemStyleCollection.cs
- oledbconnectionstring.cs
- XamlToRtfParser.cs
- LocalizationParserHooks.cs
- ClientEventManager.cs
- DataServiceExpressionVisitor.cs
- IPipelineRuntime.cs
- CodeGeneratorOptions.cs
- DependencyPropertyKey.cs
- VisualTreeHelper.cs
- SplitterCancelEvent.cs
- DeferredReference.cs
- NavigationService.cs
- StringWriter.cs
- MemberMaps.cs
- DbDataRecord.cs
- GifBitmapEncoder.cs
- Automation.cs
- DbConnectionPoolIdentity.cs
- PageCatalogPart.cs
- AliasedExpr.cs
- CheckBoxStandardAdapter.cs
- RsaSecurityTokenAuthenticator.cs
- GlyphingCache.cs
- RuleSettingsCollection.cs
- DataGridItem.cs
- XmlStringTable.cs
- IsolatedStorageFileStream.cs
- ToolStripItemCollection.cs
- storepermission.cs
- CompositeFontParser.cs
- TextBoxRenderer.cs
- MediaCommands.cs
- HtmlHead.cs
- DataGridrowEditEndingEventArgs.cs
- HttpCookiesSection.cs
- WebPartExportVerb.cs
- SctClaimSerializer.cs
- WebSysDisplayNameAttribute.cs
- DocumentOrderQuery.cs
- ExpressionBuilderCollection.cs
- ListBoxChrome.cs
- XmlILStorageConverter.cs
- OutputWindow.cs
- VisualTreeUtils.cs
- ColorAnimationUsingKeyFrames.cs
- Internal.cs
- DataBoundControlAdapter.cs
- ColumnReorderedEventArgs.cs
- XmlSchemaResource.cs
- XmlSchemaSimpleTypeRestriction.cs