88 lines
3.2 KiB
C#
88 lines
3.2 KiB
C#
//------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------
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namespace System.ServiceModel
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{
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using System.Collections.Generic;
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using System.ServiceModel.Dispatcher;
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using System.ServiceModel.Description;
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using System.Reflection;
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using System.Runtime.Serialization;
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using System.ServiceModel.Channels;
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[AttributeUsage(ServiceModelAttributeTargets.OperationBehavior)]
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public sealed class TransactionFlowAttribute : Attribute, IOperationBehavior
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{
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TransactionFlowOption transactions;
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public TransactionFlowAttribute(TransactionFlowOption transactions)
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{
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TransactionFlowBindingElement.ValidateOption(transactions);
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this.transactions = transactions;
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}
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public TransactionFlowOption Transactions
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{
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get
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{
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return this.transactions;
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}
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}
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internal static void OverrideFlow(BindingParameterCollection parameters, string action,
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MessageDirection direction, TransactionFlowOption option)
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{
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Dictionary<DirectionalAction, TransactionFlowOption> dictionary = EnsureDictionary(parameters);
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DirectionalAction da = new DirectionalAction(direction, action);
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if (dictionary.ContainsKey(da))
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{
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dictionary[da] = option;
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}
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else
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{
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dictionary.Add(da, option);
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}
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}
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static Dictionary<DirectionalAction, TransactionFlowOption> EnsureDictionary(BindingParameterCollection parameters)
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{
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Dictionary<DirectionalAction, TransactionFlowOption> dictionary =
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parameters.Find<Dictionary<DirectionalAction, TransactionFlowOption>>();
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if (dictionary == null)
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{
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dictionary = new Dictionary<DirectionalAction, TransactionFlowOption>();
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parameters.Add(dictionary);
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}
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return dictionary;
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}
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void ApplyBehavior(OperationDescription description, BindingParameterCollection parameters)
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{
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Dictionary<DirectionalAction, TransactionFlowOption> dictionary = EnsureDictionary(parameters);
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dictionary[new DirectionalAction(description.Messages[0].Direction, description.Messages[0].Action)] = this.transactions;
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}
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void IOperationBehavior.Validate(OperationDescription description)
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{
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}
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void IOperationBehavior.ApplyDispatchBehavior(OperationDescription description, DispatchOperation dispatch)
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{
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}
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void IOperationBehavior.AddBindingParameters(OperationDescription description, BindingParameterCollection parameters)
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{
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if (parameters == null)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("parameters");
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ApplyBehavior(description, parameters);
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}
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void IOperationBehavior.ApplyClientBehavior(OperationDescription description, ClientOperation proxy)
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{
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}
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}
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}
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