89 lines
3.6 KiB
C#
89 lines
3.6 KiB
C#
//-----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//-----------------------------------------------------------------------------
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namespace System.ServiceModel.Dispatcher
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{
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using System;
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using System.ServiceModel.Channels;
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using System.ServiceModel.Description;
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using System.Collections.Generic;
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using System.Collections;
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using System.Reflection;
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class OperationSelectorBehavior : IContractBehavior
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{
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void IContractBehavior.Validate(ContractDescription description, ServiceEndpoint endpoint)
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{
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}
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void IContractBehavior.AddBindingParameters(ContractDescription description, ServiceEndpoint endpoint, BindingParameterCollection parameters)
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{
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}
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void IContractBehavior.ApplyDispatchBehavior(ContractDescription description, ServiceEndpoint endpoint, DispatchRuntime dispatch)
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{
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if (dispatch.ClientRuntime != null)
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dispatch.ClientRuntime.OperationSelector = new MethodInfoOperationSelector(description, MessageDirection.Output);
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}
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void IContractBehavior.ApplyClientBehavior(ContractDescription description, ServiceEndpoint endpoint, ClientRuntime proxy)
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{
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proxy.OperationSelector = new MethodInfoOperationSelector(description, MessageDirection.Input);
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}
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internal class MethodInfoOperationSelector : IClientOperationSelector
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{
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Dictionary<object, string> operationMap;
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internal MethodInfoOperationSelector(ContractDescription description, MessageDirection directionThatRequiresClientOpSelection)
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{
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operationMap = new Dictionary<object, string>();
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for (int i = 0; i < description.Operations.Count; i++)
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{
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OperationDescription operation = description.Operations[i];
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if (operation.Messages[0].Direction == directionThatRequiresClientOpSelection)
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{
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if (operation.SyncMethod != null)
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{
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if (!operationMap.ContainsKey(operation.SyncMethod.MethodHandle))
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operationMap.Add(operation.SyncMethod.MethodHandle, operation.Name);
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}
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if (operation.BeginMethod != null)
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{
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if (!operationMap.ContainsKey(operation.BeginMethod.MethodHandle))
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{
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operationMap.Add(operation.BeginMethod.MethodHandle, operation.Name);
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operationMap.Add(operation.EndMethod.MethodHandle, operation.Name);
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}
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}
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if (operation.TaskMethod != null)
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{
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if (!operationMap.ContainsKey(operation.TaskMethod.MethodHandle))
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{
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operationMap.Add(operation.TaskMethod.MethodHandle, operation.Name);
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}
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}
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}
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}
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}
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public bool AreParametersRequiredForSelection
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{
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get { return false; }
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}
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public string SelectOperation(MethodBase method, object[] parameters)
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{
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if (this.operationMap.ContainsKey(method.MethodHandle))
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return operationMap[method.MethodHandle];
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else
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return null;
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}
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}
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}
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}
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