Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / clr / src / BCL / System / __Filters.cs / 1 / __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); } } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- RuntimeConfigLKG.cs
- hresults.cs
- WebPartEditorCancelVerb.cs
- SubstitutionResponseElement.cs
- EventPrivateKey.cs
- SiteMapNodeItem.cs
- TTSEngineProxy.cs
- MimeFormatExtensions.cs
- ExitEventArgs.cs
- ThreadAttributes.cs
- Fonts.cs
- CodeAccessSecurityEngine.cs
- ConditionBrowserDialog.cs
- MSAAWinEventWrap.cs
- WebPartConnectionsConnectVerb.cs
- RemotingConfigParser.cs
- DeobfuscatingStream.cs
- RequestTimeoutManager.cs
- ResetableIterator.cs
- OletxResourceManager.cs
- ReadOnlyDataSourceView.cs
- SynchronizedInputProviderWrapper.cs
- sqlcontext.cs
- IsolatedStorageException.cs
- ACL.cs
- TextStore.cs
- ListComponentEditorPage.cs
- SendMailErrorEventArgs.cs
- SafeLibraryHandle.cs
- Polygon.cs
- MetadataSet.cs
- PeerNearMe.cs
- ConsumerConnectionPoint.cs
- OperationInvokerBehavior.cs
- TreeNodeSelectionProcessor.cs
- FlowPosition.cs
- CalendarDateChangedEventArgs.cs
- SplayTreeNode.cs
- PropertyChange.cs
- LayoutTable.cs
- InputScopeConverter.cs
- XmlReaderSettings.cs
- Clause.cs
- AudioFormatConverter.cs
- Span.cs
- LineSegment.cs
- TableLayoutSettings.cs
- DataGridViewImageColumn.cs
- SqlBulkCopyColumnMappingCollection.cs
- X509PeerCertificateAuthentication.cs
- ListGeneralPage.cs
- CapabilitiesPattern.cs
- PointAnimationBase.cs
- SqlMethodCallConverter.cs
- TypeListConverter.cs
- __Filters.cs
- ContentDisposition.cs
- OpenTypeLayoutCache.cs
- BitmapMetadataEnumerator.cs
- XPathDocumentIterator.cs
- Expressions.cs
- IndexingContentUnit.cs
- FollowerQueueCreator.cs
- ToolZone.cs
- SqlWebEventProvider.cs
- StructuralComparisons.cs
- StackOverflowException.cs
- VisualBasicValue.cs
- PropertyKey.cs
- HttpServerVarsCollection.cs
- Point3DCollection.cs
- BackStopAuthenticationModule.cs
- ProcessStartInfo.cs
- BrowserDefinitionCollection.cs
- StrokeNodeOperations.cs
- RegisteredExpandoAttribute.cs
- Debug.cs
- DynamicActivityTypeDescriptor.cs
- TypeNameConverter.cs
- Stack.cs
- WebResourceUtil.cs
- ChooseAction.cs
- EntitySetBaseCollection.cs
- SamlSubjectStatement.cs
- BaseAsyncResult.cs
- DeflateEmulationStream.cs
- VisualStyleTypesAndProperties.cs
- VersionedStreamOwner.cs
- CustomTypeDescriptor.cs
- DataGridViewAutoSizeModeEventArgs.cs
- WindowsScroll.cs
- _AutoWebProxyScriptWrapper.cs
- SyntaxCheck.cs
- ChannelServices.cs
- ContextQuery.cs
- HttpModulesSection.cs
- DoubleStorage.cs
- WebPartConnectionsCancelVerb.cs
- PtsCache.cs
- InputLangChangeEvent.cs