115 lines
4.3 KiB
C#
115 lines
4.3 KiB
C#
//------------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------------------------
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namespace System.ServiceModel.Configuration
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{
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using System.Collections.ObjectModel;
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using System.Configuration;
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using System.Runtime;
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using System.Security;
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using System.ServiceModel;
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using System.ServiceModel.Channels;
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public abstract partial class BindingCollectionElement : ConfigurationElement, IConfigurationContextProviderInternal
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{
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string bindingName = string.Empty;
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protected internal abstract Binding GetDefault();
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public string BindingName
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{
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get
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{
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if (String.IsNullOrEmpty(this.bindingName))
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{
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this.bindingName = this.GetBindingName();
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}
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return this.bindingName;
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}
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}
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public abstract Type BindingType
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{
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get;
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}
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public abstract ReadOnlyCollection<IBindingConfigurationElement> ConfiguredBindings
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{
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get;
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}
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public abstract bool ContainsKey(string name);
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[Fx.Tag.SecurityNote(Critical = "Calls UnsafeLookupCollection which elevates.",
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Safe = "Doesn't leak config objects.")]
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[SecuritySafeCritical]
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string GetBindingName()
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{
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string configuredSectionName = String.Empty;
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ExtensionElementCollection collection = null;
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Type extensionSectionType = this.GetType();
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collection = ExtensionsSection.UnsafeLookupCollection(ConfigurationStrings.BindingExtensions, ConfigurationHelpers.GetEvaluationContext(this));
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if (null == collection)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(SR.GetString(SR.ConfigExtensionCollectionNotFound,
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ConfigurationStrings.BindingExtensions),
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this.ElementInformation.Source,
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this.ElementInformation.LineNumber));
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}
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for (int i = 0; i < collection.Count; i++)
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{
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ExtensionElement collectionElement = collection[i];
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// Optimize for assembly qualified names.
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if (collectionElement.Type.Equals(extensionSectionType.AssemblyQualifiedName, StringComparison.Ordinal))
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{
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configuredSectionName = collectionElement.Name;
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break;
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}
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// Check type directly for the case that the extension is registered with something less than
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// an full assembly qualified name.
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Type collectionElementType = Type.GetType(collectionElement.Type, false);
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if (null != collectionElementType && extensionSectionType.Equals(collectionElementType))
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{
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configuredSectionName = collectionElement.Name;
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break;
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}
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}
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if (String.IsNullOrEmpty(configuredSectionName))
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(SR.GetString(SR.ConfigExtensionTypeNotRegisteredInCollection,
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extensionSectionType.AssemblyQualifiedName,
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ConfigurationStrings.BindingExtensions),
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this.ElementInformation.Source,
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this.ElementInformation.LineNumber));
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}
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return configuredSectionName;
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}
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protected internal abstract bool TryAdd(string name, Binding binding, Configuration config);
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ContextInformation IConfigurationContextProviderInternal.GetEvaluationContext()
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{
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return this.EvaluationContext;
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}
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[Fx.Tag.SecurityNote(Miscellaneous = "RequiresReview - the return value will be used for a security decision -- see comment in interface definition.")]
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ContextInformation IConfigurationContextProviderInternal.GetOriginalEvaluationContext()
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{
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Fx.Assert("Not implemented: IConfigurationContextProviderInternal.GetOriginalEvaluationContext");
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return null;
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}
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}
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}
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