Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / clr / src / BCL / System / Security / Policy / FirstMatchCodeGroup.cs / 2 / FirstMatchCodeGroup.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // FirstMatchCodeGroup.cs // // Representation for code groups used for the policy mechanism // namespace System.Security.Policy { using System; using System.Security; using System.Security.Util; using System.Collections; [Serializable] [System.Runtime.InteropServices.ComVisible(true)] sealed public class FirstMatchCodeGroup : CodeGroup { internal FirstMatchCodeGroup() : base() { } public FirstMatchCodeGroup( 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 childPolicy = null; IEnumerator enumerator = this.Children.GetEnumerator(); while (enumerator.MoveNext()) { childPolicy = PolicyManager.ResolveCodeGroup(enumerator.Current as CodeGroup, evidence); // If the child has a policy, we are done. if (childPolicy != null) { break; } } // 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; PolicyStatement thisPolicy = this.PolicyStatement; // PolicyStatement getter makes a copy for us if (thisPolicy == null) { // We didn't add any permissions, but we enabled our children to be evaluated, and // therefore its grant set is dependent on any of our delay evidence. if (delayEvidenceNeedsVerification) { childPolicy = childPolicy.Copy(); childPolicy.AddDependentEvidence(delayEvidence); } return childPolicy; } else if (childPolicy != null) { // Combine the child and this policy and return it. PolicyStatement combined = thisPolicy.Copy(); if (delayEvidenceNeedsVerification) { combined.AddDependentEvidence(delayEvidence); } combined.InplaceUnion(childPolicy); return combined; } else { // Otherwise we just copy the this policy. if (delayEvidenceNeedsVerification) { thisPolicy.AddDependentEvidence(delayEvidence); } return thisPolicy; } } 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 ); break; } } return retGroup; } else { return null; } } public override CodeGroup Copy() { FirstMatchCodeGroup group = new FirstMatchCodeGroup(); 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_FirstMatch" ); } } internal override String GetTypeName() { return "System.Security.Policy.FirstMatchCodeGroup"; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // FirstMatchCodeGroup.cs // // Representation for code groups used for the policy mechanism // namespace System.Security.Policy { using System; using System.Security; using System.Security.Util; using System.Collections; [Serializable] [System.Runtime.InteropServices.ComVisible(true)] sealed public class FirstMatchCodeGroup : CodeGroup { internal FirstMatchCodeGroup() : base() { } public FirstMatchCodeGroup( 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 childPolicy = null; IEnumerator enumerator = this.Children.GetEnumerator(); while (enumerator.MoveNext()) { childPolicy = PolicyManager.ResolveCodeGroup(enumerator.Current as CodeGroup, evidence); // If the child has a policy, we are done. if (childPolicy != null) { break; } } // 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; PolicyStatement thisPolicy = this.PolicyStatement; // PolicyStatement getter makes a copy for us if (thisPolicy == null) { // We didn't add any permissions, but we enabled our children to be evaluated, and // therefore its grant set is dependent on any of our delay evidence. if (delayEvidenceNeedsVerification) { childPolicy = childPolicy.Copy(); childPolicy.AddDependentEvidence(delayEvidence); } return childPolicy; } else if (childPolicy != null) { // Combine the child and this policy and return it. PolicyStatement combined = thisPolicy.Copy(); if (delayEvidenceNeedsVerification) { combined.AddDependentEvidence(delayEvidence); } combined.InplaceUnion(childPolicy); return combined; } else { // Otherwise we just copy the this policy. if (delayEvidenceNeedsVerification) { thisPolicy.AddDependentEvidence(delayEvidence); } return thisPolicy; } } 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 ); break; } } return retGroup; } else { return null; } } public override CodeGroup Copy() { FirstMatchCodeGroup group = new FirstMatchCodeGroup(); 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_FirstMatch" ); } } internal override String GetTypeName() { return "System.Security.Policy.FirstMatchCodeGroup"; } } } // 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
- SpanIndex.cs
- CompilerError.cs
- XmlHierarchyData.cs
- TemplateXamlParser.cs
- DeclaredTypeElement.cs
- RelationshipSet.cs
- XslAstAnalyzer.cs
- KeySpline.cs
- DataServiceExpressionVisitor.cs
- QueryContext.cs
- ApplicationBuildProvider.cs
- DSASignatureDeformatter.cs
- XPathAncestorQuery.cs
- LinkedResource.cs
- ExceptionUtil.cs
- CompilationUtil.cs
- RegexCompilationInfo.cs
- SerialStream.cs
- SessionStateUtil.cs
- XmlSchemas.cs
- UpdatePanelTriggerCollection.cs
- OperationParameterInfoCollection.cs
- IIS7WorkerRequest.cs
- OperationContractAttribute.cs
- ScrollItemPattern.cs
- InputLanguageEventArgs.cs
- ChannelFactoryBase.cs
- AmbientValueAttribute.cs
- SaveFileDialog.cs
- XmlSchemaExternal.cs
- BaseDataBoundControl.cs
- XmlSchemaIdentityConstraint.cs
- RequiredFieldValidator.cs
- XmlQualifiedNameTest.cs
- DigitalSignature.cs
- LinqMaximalSubtreeNominator.cs
- ImportCatalogPart.cs
- TableFieldsEditor.cs
- XdrBuilder.cs
- DataGridState.cs
- WebPartEditorCancelVerb.cs
- DrawTreeNodeEventArgs.cs
- Vector.cs
- DropShadowEffect.cs
- CompilerErrorCollection.cs
- EntityDataSourceValidationException.cs
- XmlSchemaNotation.cs
- BindingMAnagerBase.cs
- ShaderEffect.cs
- ColorMap.cs
- ResXResourceReader.cs
- CheckedPointers.cs
- WebPartZoneDesigner.cs
- BamlBinaryWriter.cs
- Point4DValueSerializer.cs
- CompoundFileDeflateTransform.cs
- SerializationEventsCache.cs
- ImageIndexConverter.cs
- RegistrySecurity.cs
- PrintingPermissionAttribute.cs
- BigIntegerStorage.cs
- EntityPropertyMappingAttribute.cs
- InstanceLockLostException.cs
- TransferRequestHandler.cs
- XmlArrayItemAttributes.cs
- CuspData.cs
- XmlSerializerVersionAttribute.cs
- MouseButtonEventArgs.cs
- ViewBox.cs
- ExitEventArgs.cs
- Win32.cs
- WebPartHeaderCloseVerb.cs
- PerfCounters.cs
- FacetValueContainer.cs
- BounceEase.cs
- RuleSetDialog.cs
- GradientSpreadMethodValidation.cs
- ByteAnimationBase.cs
- HttpCachePolicyBase.cs
- ResXResourceSet.cs
- BuilderPropertyEntry.cs
- UnaryNode.cs
- DispatcherSynchronizationContext.cs
- BuildManager.cs
- DeferredElementTreeState.cs
- XPathEmptyIterator.cs
- FixedSOMLineRanges.cs
- XmlSchemaException.cs
- MultiSelectRootGridEntry.cs
- SequentialOutput.cs
- SecurityException.cs
- TdsRecordBufferSetter.cs
- WorkflowMessageEventArgs.cs
- ThreadExceptionEvent.cs
- CommentEmitter.cs
- FontFamilyValueSerializer.cs
- WindowsListViewSubItem.cs
- UpdateEventArgs.cs
- FileDialogPermission.cs
- ImageSourceValueSerializer.cs