BindingCollectionElement.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Configuration / BindingCollectionElement.cs / 1 / BindingCollectionElement.cs

                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

namespace System.ServiceModel.Configuration 
{
    using System.Collections.ObjectModel; 
    using System.ServiceModel.Channels; 
    using System.Configuration;
    using System.ServiceModel; 
    using System.Security;

    public abstract partial class BindingCollectionElement : ConfigurationElement, IConfigurationContextProviderInternal
    { 
        string bindingName = string.Empty;
 
        protected internal abstract Binding GetDefault(); 

        public string BindingName 
        {
            get
            {
                if (String.IsNullOrEmpty(this.bindingName)) 
                {
                    this.bindingName = this.GetBindingName(); 
                } 

                return this.bindingName; 
            }
        }

        public abstract Type BindingType 
        {
            get; 
        } 

        public abstract ReadOnlyCollection ConfiguredBindings 
        {
            get;
        }
 
        public abstract bool ContainsKey(string name);
 
        ///  
        /// Critical - uses SecurityCritical method UnsafeLookupCollection which elevates
        /// Safe - does not leak config objects 
        /// 
        [SecurityCritical, SecurityTreatAsSafe]
        string GetBindingName()
        { 
            string configuredSectionName = String.Empty;
            ExtensionElementCollection collection = null; 
            Type extensionSectionType = this.GetType(); 

            collection = ExtensionsSection.UnsafeLookupCollection(ConfigurationStrings.BindingExtensions, ConfigurationHelpers.GetEvaluationContext(this)); 

            if (null == collection)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(SR.GetString(SR.ConfigExtensionCollectionNotFound, 
                    ConfigurationStrings.BindingExtensions),
                    this.ElementInformation.Source, 
                    this.ElementInformation.LineNumber)); 
            }
 
            for (int i = 0; i < collection.Count; i++)
            {
                ExtensionElement collectionElement = collection[i];
 
                // Optimize for assembly qualified names.
                if (collectionElement.Type.Equals(extensionSectionType.AssemblyQualifiedName, StringComparison.Ordinal)) 
                { 
                    configuredSectionName = collectionElement.Name;
                    break; 
                }

                // Check type directly for the case that the extension is registered with something less than
                // an full assembly qualified name. 
                Type collectionElementType = Type.GetType(collectionElement.Type, false);
                if (null != collectionElementType && extensionSectionType.Equals(collectionElementType)) 
                { 
                    configuredSectionName = collectionElement.Name;
                    break; 
                }
            }

            if (String.IsNullOrEmpty(configuredSectionName)) 
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(SR.GetString(SR.ConfigExtensionTypeNotRegisteredInCollection, 
                    extensionSectionType.AssemblyQualifiedName, 
                    ConfigurationStrings.BindingExtensions),
                    this.ElementInformation.Source, 
                    this.ElementInformation.LineNumber));
            }

            return configuredSectionName; 
        }
 
        protected internal abstract bool TryAdd(string name, Binding binding, Configuration config); 

        ContextInformation IConfigurationContextProviderInternal.GetEvaluationContext() 
        {
            return this.EvaluationContext;
        }
 
        /// 
        ///   RequiresReview - the return value will be used for a security decision -- see comment in interface definition 
        ///  
        ContextInformation IConfigurationContextProviderInternal.GetOriginalEvaluationContext()
        { 
            DiagnosticUtility.DebugAssert("Not implemented: IConfigurationContextProviderInternal.GetOriginalEvaluationContext");
            return null;
        }
    } 
}
 
 


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
                        

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