OperationSelectorBehavior.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 / Dispatcher / OperationSelectorBehavior.cs / 1 / OperationSelectorBehavior.cs
                        

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

namespace System.ServiceModel.Dispatcher 
{
    using System; 
    using System.ServiceModel.Channels; 
    using System.ServiceModel.Description;
    using System.Collections.Generic; 
    using System.Collections;
    using System.Reflection;

    class OperationSelectorBehavior : IContractBehavior 
    {
        void IContractBehavior.Validate(ContractDescription description, ServiceEndpoint endpoint) 
        { 
        }
 
        void IContractBehavior.AddBindingParameters(ContractDescription description, ServiceEndpoint endpoint, BindingParameterCollection parameters)
        {
        }
 
        void IContractBehavior.ApplyDispatchBehavior(ContractDescription description, ServiceEndpoint endpoint, DispatchRuntime dispatch)
        { 
            if (dispatch.ClientRuntime != null) 
                dispatch.ClientRuntime.OperationSelector = new MethodInfoOperationSelector(description, MessageDirection.Output);
        } 

        void IContractBehavior.ApplyClientBehavior(ContractDescription description, ServiceEndpoint endpoint, ClientRuntime proxy)
        {
            proxy.OperationSelector = new MethodInfoOperationSelector(description, MessageDirection.Input); 
        }
 
        internal class MethodInfoOperationSelector : IClientOperationSelector 
        {
            Dictionary operationMap; 

            internal MethodInfoOperationSelector(ContractDescription description, MessageDirection directionThatRequiresClientOpSelection)
            {
                operationMap = new Dictionary(); 

                for (int i = 0; i < description.Operations.Count; i++) 
                { 
                    OperationDescription operation = description.Operations[i];
                    if (operation.Messages[0].Direction == directionThatRequiresClientOpSelection) 
                    {
                        if (operation.SyncMethod != null)
                        {
                            if (!operationMap.ContainsKey(operation.SyncMethod.MethodHandle)) 
                                operationMap.Add(operation.SyncMethod.MethodHandle, operation.Name);
                        } 
 
                        if (operation.BeginMethod != null)
                        { 
                            if (!operationMap.ContainsKey(operation.BeginMethod.MethodHandle))
                            {
                                operationMap.Add(operation.BeginMethod.MethodHandle, operation.Name);
                                operationMap.Add(operation.EndMethod.MethodHandle, operation.Name); 
                            }
                        } 
                    } 
                }
            } 

            public bool AreParametersRequiredForSelection
            {
                get { return false; } 
            }
 
            public string SelectOperation(MethodBase method, object[] parameters) 
            {
                if (this.operationMap.ContainsKey(method.MethodHandle)) 
                    return operationMap[method.MethodHandle];
                else
                    return null;
            } 
        }
    } 
} 

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

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