Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / clr / src / BCL / System / Security / Policy / UnionCodeGroup.cs / 2 / UnionCodeGroup.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // UnionCodeGroup.cs // // Representation for code groups used for the policy mechanism // namespace System.Security.Policy { using System; using System.Security.Util; using System.Security; using System.Collections; [Serializable] [System.Runtime.InteropServices.ComVisible(true)] sealed public class UnionCodeGroup : CodeGroup, IUnionSemanticCodeGroup { internal UnionCodeGroup() : base() { } internal UnionCodeGroup( IMembershipCondition membershipCondition, PermissionSet permSet ) : base( membershipCondition, permSet ) { } public UnionCodeGroup( IMembershipCondition membershipCondition, PolicyStatement policy ) : base( membershipCondition, policy ) { } public override PolicyStatement Resolve( Evidence evidence ) { if (evidence == null) throw new ArgumentNullException("evidence"); object usedEvidence = null; if (PolicyManager.CheckMembershipCondition(MembershipCondition, evidence, out usedEvidence)) { PolicyStatement thisPolicy = PolicyStatement; // PolicyStatement getter makes a copy for us // If any delay-evidence was used to generate this grant set, then we need to keep track of // that for potentially later forcing it to be verified. IDelayEvaluatedEvidence delayEvidence = usedEvidence as IDelayEvaluatedEvidence; bool delayEvidenceNeedsVerification = delayEvidence != null && !delayEvidence.IsVerified; if (delayEvidenceNeedsVerification) { thisPolicy.AddDependentEvidence(delayEvidence); } bool foundExclusiveChild = false; IEnumerator enumerator = this.Children.GetEnumerator(); while (enumerator.MoveNext() && !foundExclusiveChild) { PolicyStatement childPolicy = PolicyManager.ResolveCodeGroup(enumerator.Current as CodeGroup, evidence); if (childPolicy != null) { thisPolicy.InplaceUnion(childPolicy); if ((childPolicy.Attributes & PolicyStatementAttribute.Exclusive) == PolicyStatementAttribute.Exclusive) { foundExclusiveChild = true; } } } return thisPolicy; } else { return null; } } ///PolicyStatement IUnionSemanticCodeGroup.InternalResolve( Evidence evidence ) { if (evidence == null) throw new ArgumentNullException("evidence"); if (this.MembershipCondition.Check( evidence )) { return this.PolicyStatement; } else { return null; } } public override CodeGroup ResolveMatchingCodeGroups( Evidence evidence ) { if (evidence == null) throw new ArgumentNullException("evidence"); if (this.MembershipCondition.Check( evidence )) { CodeGroup retGroup = this.Copy(); retGroup.Children = new ArrayList(); IEnumerator enumerator = this.Children.GetEnumerator(); while (enumerator.MoveNext()) { CodeGroup matchingGroups = ((CodeGroup)enumerator.Current).ResolveMatchingCodeGroups( evidence ); // If the child has a policy, we are done. if (matchingGroups != null) { retGroup.AddChild( matchingGroups ); } } return retGroup; } else { return null; } } public override CodeGroup Copy() { UnionCodeGroup group = new UnionCodeGroup(); group.MembershipCondition = this.MembershipCondition; group.PolicyStatement = this.PolicyStatement; group.Name = this.Name; group.Description = this.Description; IEnumerator enumerator = this.Children.GetEnumerator(); while (enumerator.MoveNext()) { group.AddChild( (CodeGroup)enumerator.Current ); } return group; } public override String MergeLogic { get { return Environment.GetResourceString( "MergeLogic_Union" ); } } internal override String GetTypeName() { return "System.Security.Policy.UnionCodeGroup"; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ImageBrush.cs
- IChannel.cs
- XmlCharCheckingWriter.cs
- MimeReflector.cs
- TypeLoadException.cs
- SafeLocalMemHandle.cs
- MappingItemCollection.cs
- Literal.cs
- ToolboxBitmapAttribute.cs
- Geometry3D.cs
- RayHitTestParameters.cs
- XPathSelfQuery.cs
- Helper.cs
- XmlQueryTypeFactory.cs
- FormattedText.cs
- BoundField.cs
- EditableLabelControl.cs
- ViewGenerator.cs
- CatalogPartChrome.cs
- InternalDuplexChannelListener.cs
- PointAnimation.cs
- CmsInterop.cs
- LineBreak.cs
- MetadataCollection.cs
- RepeaterCommandEventArgs.cs
- WebPartEditorApplyVerb.cs
- RegexGroup.cs
- ImageSource.cs
- CapabilitiesPattern.cs
- TextSelectionHighlightLayer.cs
- CodeStatement.cs
- PageWrapper.cs
- validation.cs
- ObjectStateEntryDbUpdatableDataRecord.cs
- SR.Designer.cs
- ExtendedProtectionPolicyTypeConverter.cs
- RC2CryptoServiceProvider.cs
- CapabilitiesPattern.cs
- DefaultShape.cs
- IntranetCredentialPolicy.cs
- XmlValidatingReader.cs
- ParseHttpDate.cs
- CardSpaceSelector.cs
- AutomationPeer.cs
- EventLogEntry.cs
- WorkflowQueueInfo.cs
- wgx_commands.cs
- DataGridParentRows.cs
- BitmapEncoder.cs
- TreeViewItemAutomationPeer.cs
- PersonalizationProviderHelper.cs
- DateTimeOffsetAdapter.cs
- ComponentEditorForm.cs
- WebPartZoneBase.cs
- Attributes.cs
- TrayIconDesigner.cs
- ColumnCollection.cs
- TableCellCollection.cs
- WindowsUpDown.cs
- EventProviderWriter.cs
- ComponentDesigner.cs
- FlatButtonAppearance.cs
- BooleanToSelectiveScrollingOrientationConverter.cs
- URLAttribute.cs
- _NegoState.cs
- FaultDescriptionCollection.cs
- CodeMemberEvent.cs
- TreeViewImageKeyConverter.cs
- FixedSOMPageElement.cs
- CrossAppDomainChannel.cs
- FrameworkElement.cs
- BamlMapTable.cs
- TypeConverterMarkupExtension.cs
- ScrollViewer.cs
- CodeTryCatchFinallyStatement.cs
- RotateTransform3D.cs
- MsmqOutputSessionChannel.cs
- MeasureItemEvent.cs
- BamlTreeUpdater.cs
- SchemaNamespaceManager.cs
- SeekableReadStream.cs
- FixedLineResult.cs
- TrustLevel.cs
- XmlSchemaType.cs
- TemplateBindingExpression.cs
- EnterpriseServicesHelper.cs
- RenamedEventArgs.cs
- InvalidWorkflowException.cs
- XmlCharType.cs
- _HeaderInfoTable.cs
- CalendarKeyboardHelper.cs
- FormViewPagerRow.cs
- CalendarAutomationPeer.cs
- KeySplineConverter.cs
- ConnectionOrientedTransportManager.cs
- InputReferenceExpression.cs
- Collection.cs
- HighlightVisual.cs
- XhtmlTextWriter.cs
- LinearGradientBrush.cs