void LoadInputParametersIntoLocals(ParameterInfo[] parameters, LocalBuilder[] parameterLocals, ArgBuilder inputParametersArg, out int inputParameterCount)
{
inputParameterCount = 0;
for (int i = 0; i < parameterLocals.Length; i++)
{
if (ServiceReflector.FlowsIn(parameters[i]))
{
Type parameterType = parameterLocals[i].LocalType;
ilg.LoadArrayElement(inputParametersArg, inputParameterCount);
if (!parameterType.IsValueType)
{
ilg.ConvertValue(TypeOfObject, parameterType);
ilg.Store(parameterLocals[i]);
}
else
{
ilg.Dup();
ilg.If();
ilg.ConvertValue(TypeOfObject, parameterType);
ilg.Store(parameterLocals[i]);
ilg.Else();
ilg.Pop();
ilg.LoadZeroValueIntoLocal(parameterType, parameterLocals[i]);
ilg.EndIf();
}
inputParameterCount++;
}
}
}
private void CreateInArgs()
{
var parameters = MethodBase.GetParameters();
int inCount = 0;
foreach (var param in parameters)
{
if (ServiceReflector.FlowsIn(param))
{
inCount++;
}
}
if (inCount == Args.Length) // All parameters are InArgs so do nothing and fallback to returning Args
{
return;
}
_inArgs = new object[inCount];
int inPos = 0;
for (int argPos = 0; argPos < parameters.Length; argPos++)
{
if (ServiceReflector.FlowsIn(parameters[argPos]))
{
_inArgs[inPos] = Args[argPos];
inPos++;
}
}
Fx.Assert((inPos - 1) != (inCount), $"Incorrect number of arguments put into _inArgs array, expected {inCount} and copied {inPos - 1}");
}
private void contextMenuServiceConnect_Click(object sender, EventArgs e)
{
XElement description = null;
DoService(data =>
{
description = data.Service.Callback.GetServiceDescription();
});
if (description != null)
{
try
{
ServiceReflector reflector = new ServiceReflector(description);
using (var form = new ServiceTestClientForm())
{
form.Reflector = reflector;
form.ShowDialog();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, this.Text);
}
}
}
internal ProxyOperationRuntime(ClientOperation operation, ImmutableClientRuntime parent)
{
if (operation == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("operation");
}
if (parent == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("parent");
}
this.parent = parent;
this.formatter = operation.Formatter;
this.isInitiating = operation.IsInitiating;
this.isOneWay = operation.IsOneWay;
this.isTerminating = operation.IsTerminating;
this.isSessionOpenNotificationEnabled = operation.IsSessionOpenNotificationEnabled;
this.name = operation.Name;
this.parameterInspectors = EmptyArray <IParameterInspector> .ToArray(operation.ParameterInspectors);
this.faultFormatter = operation.FaultFormatter;
this.serializeRequest = operation.SerializeRequest;
this.deserializeReply = operation.DeserializeReply;
this.action = operation.Action;
this.replyAction = operation.ReplyAction;
this.beginMethod = operation.BeginMethod;
this.syncMethod = operation.SyncMethod;
this.taskMethod = operation.TaskMethod;
this.TaskTResult = operation.TaskTResult;
if (this.beginMethod != null)
{
this.inParams = ServiceReflector.GetInputParameters(this.beginMethod, true);
if (this.syncMethod != null)
{
this.outParams = ServiceReflector.GetOutputParameters(this.syncMethod, false);
}
else
{
this.outParams = NoParams;
}
this.endOutParams = ServiceReflector.GetOutputParameters(operation.EndMethod, true);
this.returnParam = operation.EndMethod.ReturnParameter;
}
else if (this.syncMethod != null)
{
this.inParams = ServiceReflector.GetInputParameters(this.syncMethod, false);
this.outParams = ServiceReflector.GetOutputParameters(this.syncMethod, false);
this.returnParam = this.syncMethod.ReturnParameter;
}
if (this.formatter == null && (serializeRequest || deserializeReply))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ClientRuntimeRequiresFormatter0, this.name)));
}
}
internal ProxyOperationRuntime(ClientOperation operation, ImmutableClientRuntime parent)
{
if (operation == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("operation");
}
if (parent == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("parent");
}
_parent = parent;
_formatter = operation.Formatter;
_isInitiating = operation.IsInitiating;
_isOneWay = operation.IsOneWay;
_isTerminating = operation.IsTerminating;
_isSessionOpenNotificationEnabled = operation.IsSessionOpenNotificationEnabled;
_name = operation.Name;
_parameterInspectors = EmptyArray <IParameterInspector> .ToArray(operation.ParameterInspectors);
_faultFormatter = operation.FaultFormatter;
_serializeRequest = operation.SerializeRequest;
_deserializeReply = operation.DeserializeReply;
_action = operation.Action;
_replyAction = operation.ReplyAction;
_beginMethod = operation.BeginMethod;
_syncMethod = operation.SyncMethod;
_taskMethod = operation.TaskMethod;
this.TaskTResult = operation.TaskTResult;
if (_beginMethod != null)
{
_inParams = ServiceReflector.GetInputParameters(_beginMethod, true);
if (_syncMethod != null)
{
_outParams = ServiceReflector.GetOutputParameters(_syncMethod, false);
}
else
{
_outParams = Array.Empty <ParameterInfo>();
}
_endOutParams = ServiceReflector.GetOutputParameters(operation.EndMethod, true);
_returnParam = operation.EndMethod.ReturnParameter;
}
else if (_syncMethod != null)
{
_inParams = ServiceReflector.GetInputParameters(_syncMethod, false);
_outParams = ServiceReflector.GetOutputParameters(_syncMethod, false);
_returnParam = _syncMethod.ReturnParameter;
}
if (_formatter == null && (_serializeRequest || _deserializeReply))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.ClientRuntimeRequiresFormatter0, _name)));
}
}
void LoadZeroValueInputParametersIntoLocals(ParameterInfo[] parameters, LocalBuilder[] parameterLocals)
{
for (int i = 0; i < parameterLocals.Length; i++)
{
if (ServiceReflector.FlowsIn(parameters[i]))
{
ilg.LoadZeroValueIntoLocal(parameterLocals[i].LocalType, parameterLocals[i]);
}
}
}
public static void CheckForDisposableParameters(OperationDescription operation, Type type)
{
if (type == null)
{
operation.HasNoDisposableParameters = true;
}
else
{
operation.HasNoDisposableParameters = !ServiceReflector.IsParameterDisposable(type);
}
}
public static void CheckForDisposableParameters(OperationDescription operation, System.Type[] types)
{
operation.HasNoDisposableParameters = true;
foreach (System.Type type in types)
{
if (ServiceReflector.IsParameterDisposable(type))
{
operation.HasNoDisposableParameters = false;
return;
}
}
}
public static void CheckForDisposableParameters(OperationDescription operation, Type[] types)
{
Fx.Assert(types != null, "Argument cannot be null!");
operation.HasNoDisposableParameters = true;
foreach (Type type in types)
{
if (ServiceReflector.IsParameterDisposable(type))
{
operation.HasNoDisposableParameters = false;
break;
}
}
}
void LoadOutputParametersIntoArray(ParameterInfo[] parameters, LocalBuilder[] parameterLocals, ArgBuilder outputParametersArg, out int outputParameterCount)
{
outputParameterCount = 0;
for (int i = 0; i < parameterLocals.Length; i++)
{
if (ServiceReflector.FlowsOut(parameters[i]))
{
ilg.Load(outputParametersArg);
ilg.Load(outputParameterCount);
ilg.Load(parameterLocals[i]);
ilg.ConvertValue(parameterLocals[i].LocalType, TypeOfObject);
ilg.Stelem(TypeOfObject);
outputParameterCount++;
}
}
}
private OperationDescription CreateOperationDescription(ContractDescription contract, System.Reflection.MethodInfo methodInfo, ComContractElement config, bool allowReferences)
{
System.ServiceModel.Description.XmlName methodName = new System.ServiceModel.Description.XmlName(ServiceReflector.GetLogicalName(methodInfo));
System.ServiceModel.Description.XmlName returnValueName = TypeLoader.GetReturnValueName(methodName);
if (ServiceReflector.IsBegin(methodInfo))
{
throw System.ServiceModel.DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.NoAsyncOperationsAllowed());
}
if (contract.Operations.FindAll(methodName.EncodedName).Count != 0)
{
throw System.ServiceModel.DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.DuplicateOperation());
}
OperationDescription description = new OperationDescription(methodName.EncodedName, contract)
{
SyncMethod = methodInfo,
IsInitiating = true,
IsTerminating = false
};
description.KnownTypes.Add(typeof(Array));
description.KnownTypes.Add(typeof(DBNull));
description.KnownTypes.Add(typeof(CurrencyWrapper));
description.KnownTypes.Add(typeof(ErrorWrapper));
if (allowReferences)
{
description.KnownTypes.Add(typeof(PersistStreamTypeWrapper));
}
foreach (ComUdtElement element in config.UserDefinedTypes)
{
Type type;
Guid typeLibId = Fx.CreateGuid(element.TypeLibID);
TypeCacheManager.Provider.FindOrCreateType(typeLibId, element.TypeLibVersion, Fx.CreateGuid(element.TypeDefID), out type, false);
this.info.AddUdt(type, typeLibId);
description.KnownTypes.Add(type);
}
string ns = contract.Namespace;
XmlQualifiedName contractName = new XmlQualifiedName(contract.Name, ns);
string action = NamingHelper.GetMessageAction(contractName, methodName.DecodedName, null, false);
string str3 = NamingHelper.GetMessageAction(contractName, methodName.DecodedName, null, true);
MessageDescription item = this.CreateIncomingMessageDescription(contract, methodInfo, ns, action, allowReferences);
MessageDescription description3 = this.CreateOutgoingMessageDescription(contract, methodInfo, returnValueName, ns, str3, allowReferences);
description.Messages.Add(item);
description.Messages.Add(description3);
return(description);
}
MessageDescription CreateIncomingMessageDescription(ContractDescription contract,
MethodInfo methodInfo,
string ns,
string action,
bool allowReferences)
{
ParameterInfo[] parameters = ServiceReflector.GetInputParameters(methodInfo, false);
return(CreateParameterMessageDescription(contract,
parameters,
null,
null,
null,
methodInfo.Name,
ns,
action,
MessageDirection.Input,
allowReferences));
}
MessageDescription CreateOutgoingMessageDescription(ContractDescription contract,
MethodInfo methodInfo,
XmlName returnValueName,
string ns,
string action,
bool allowReferences)
{
ParameterInfo[] parameters = ServiceReflector.GetOutputParameters(methodInfo, false);
return(CreateParameterMessageDescription(contract,
parameters,
methodInfo.ReturnType,
methodInfo.ReturnTypeCustomAttributes,
returnValueName,
methodInfo.Name,
ns,
action,
MessageDirection.Output,
allowReferences));
}
public static bool IsValidParameter(Type type, ICustomAttributeProvider attributeProvider, bool allowReferences)
{
foreach (MarshalAsAttribute attribute in ServiceReflector.GetCustomAttributes(attributeProvider, typeof(MarshalAsAttribute), true))
{
switch (attribute.Value)
{
case UnmanagedType.IDispatch:
case UnmanagedType.Interface:
case UnmanagedType.IUnknown:
return(allowReferences);
}
}
XsdDataContractExporter exporter = new XsdDataContractExporter();
if (!exporter.CanExport(type))
{
return(false);
}
return(true);
}
private void buttonConnectRemoteService_Click(object sender, EventArgs e)
{
ListViewItem item = listViewRemoteServices.SelectedItems[0];
string url = item.SubItems[1].Text;
string host = (string)item.Tag;
QueryHttp(
url,
message =>
{
XElement description = XElement.Parse(message);
ServiceReflector reflector = new ServiceReflector(description);
using (var form = new ServiceTestClientForm())
{
form.Reflector = reflector;
form.Host = host;
form.ShowDialog();
}
},
() => { }
);
}
protected override System.ServiceModel.Description.ServiceDescription CreateDescription(out IDictionary <string, ContractDescription> implementedContracts)
{
System.ServiceModel.Description.ServiceDescription service;
if (this.serviceType == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.ServiceModel.SR.GetString("SFxServiceHostCannotCreateDescriptionWithoutServiceType")));
}
if (this.SingletonInstance != null)
{
service = System.ServiceModel.Description.ServiceDescription.GetService(this.SingletonInstance);
}
else
{
service = System.ServiceModel.Description.ServiceDescription.GetService(this.serviceType);
}
ServiceBehaviorAttribute attribute = service.Behaviors.Find <ServiceBehaviorAttribute>();
object wellKnownSingleton = attribute.GetWellKnownSingleton();
if (wellKnownSingleton == null)
{
wellKnownSingleton = attribute.GetHiddenSingleton();
this.disposableInstance = wellKnownSingleton as IDisposable;
}
if ((typeof(IServiceBehavior).IsAssignableFrom(this.serviceType) || typeof(IContractBehavior).IsAssignableFrom(this.serviceType)) && (wellKnownSingleton == null))
{
wellKnownSingleton = System.ServiceModel.Description.ServiceDescription.CreateImplementation(this.serviceType);
this.disposableInstance = wellKnownSingleton as IDisposable;
}
if ((this.SingletonInstance == null) && (wellKnownSingleton is IServiceBehavior))
{
service.Behaviors.Add((IServiceBehavior)wellKnownSingleton);
}
ReflectedContractCollection contracts = new ReflectedContractCollection();
List <System.Type> interfaces = ServiceReflector.GetInterfaces(this.serviceType);
for (int i = 0; i < interfaces.Count; i++)
{
System.Type key = interfaces[i];
if (!contracts.Contains(key))
{
ContractDescription item = null;
if (wellKnownSingleton != null)
{
item = ContractDescription.GetContract(key, wellKnownSingleton);
}
else
{
item = ContractDescription.GetContract(key, this.serviceType);
}
contracts.Add(item);
Collection <ContractDescription> inheritedContracts = item.GetInheritedContracts();
for (int j = 0; j < inheritedContracts.Count; j++)
{
ContractDescription description3 = inheritedContracts[j];
if (!contracts.Contains(description3.ContractType))
{
contracts.Add(description3);
}
}
}
}
this.reflectedContracts = contracts;
implementedContracts = contracts.ToImplementedContracts();
return(service);
}
//
// Note - the code below this line a paraphrase of the SM reflection code in TypeLoader.cs
// Ideally we would be re-using their code, but our assumptions are too disjoint
// for that to be realistic at the time of writing (12/2004).
//
OperationDescription CreateOperationDescription(ContractDescription contract, MethodInfo methodInfo, ComContractElement config, bool allowReferences)
{
XmlName operationName = new XmlName(ServiceReflector.GetLogicalName(methodInfo));
XmlName returnValueName = TypeLoader.GetReturnValueName(operationName);
if (ServiceReflector.IsBegin(methodInfo) || ServiceReflector.IsTask(methodInfo))
{
Fx.Assert("No async operations allowed");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.NoAsyncOperationsAllowed());
}
if (contract.Operations.FindAll(operationName.EncodedName).Count != 0)
{
Fx.Assert("Duplicate operation name");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.DuplicateOperation());
}
OperationDescription operationDescription = new OperationDescription(operationName.EncodedName, contract);
operationDescription.SyncMethod = methodInfo;
operationDescription.IsInitiating = true;
operationDescription.IsTerminating = false;
operationDescription.KnownTypes.Add(typeof(Array));
operationDescription.KnownTypes.Add(typeof(DBNull));
operationDescription.KnownTypes.Add(typeof(CurrencyWrapper));
operationDescription.KnownTypes.Add(typeof(ErrorWrapper));
if (allowReferences)
{
operationDescription.KnownTypes.Add(typeof(PersistStreamTypeWrapper));
}
foreach (ComUdtElement udt in config.UserDefinedTypes)
{
Type knownType;
Guid typeLibID = Fx.CreateGuid(udt.TypeLibID);
TypeCacheManager.Provider.FindOrCreateType(typeLibID, udt.TypeLibVersion, Fx.CreateGuid(udt.TypeDefID), out knownType, false);
this.info.AddUdt(knownType, typeLibID);
operationDescription.KnownTypes.Add(knownType);
}
string ns = contract.Namespace;
XmlQualifiedName contractQName = new XmlQualifiedName(contract.Name, ns);
string requestAction = NamingHelper.GetMessageAction(contractQName,
operationName.DecodedName,
null,
false);
string responseAction = NamingHelper.GetMessageAction(contractQName,
operationName.DecodedName,
null,
true);
MessageDescription inMessage = CreateIncomingMessageDescription(contract,
methodInfo,
ns,
requestAction,
allowReferences);
MessageDescription outMessage = CreateOutgoingMessageDescription(contract,
methodInfo,
returnValueName,
ns,
responseAction,
allowReferences);
operationDescription.Messages.Add(inMessage);
operationDescription.Messages.Add(outMessage);
return(operationDescription);
}
internal static InvokeDelegate GenerateInvokeDelegate(MethodInfo method, out int inputParameterCount, out int outputParameterCount)
{
ParameterInfo[] parameters = method.GetParameters();
bool returnsValue = method.ReturnType != typeof(void);
int paramCount = parameters.Length;
var inputParamPositions = new List <int>();
var outputParamPositions = new List <int>();
for (int i = 0; i < parameters.Length; i++)
{
if (ServiceReflector.FlowsIn(parameters[i]))
{
inputParamPositions.Add(i);
}
if (ServiceReflector.FlowsOut(parameters[i]))
{
outputParamPositions.Add(i);
}
}
int[] inputPos = inputParamPositions.ToArray();
int[] outputPos = outputParamPositions.ToArray();
inputParameterCount = inputPos.Length;
outputParameterCount = outputPos.Length;
// TODO: Replace with expression to remove performance cost of calling delegate.Invoke.
InvokeDelegate lambda = delegate(object target, object[] inputs, object[] outputs)
{
object[] paramsLocal = null;
if (paramCount > 0)
{
paramsLocal = new object[paramCount];
for (int i = 0; i < inputPos.Length; i++)
{
paramsLocal[inputPos[i]] = inputs[i];
}
}
object result = null;
try
{
if (returnsValue)
{
result = method.Invoke(target, paramsLocal);
}
else
{
method.Invoke(target, paramsLocal);
}
}
catch (TargetInvocationException tie)
{
ExceptionDispatchInfo.Capture(tie.InnerException).Throw();
}
for (int i = 0; i < outputPos.Length; i++)
{
Debug.Assert(paramsLocal != null);
outputs[i] = paramsLocal[outputPos[i]];
}
return(result);
};
return(lambda);
}
protected override ServiceDescription CreateDescription(out IDictionary <string, ContractDescription> implementedContracts)
{
ServiceDescription description;
TService instance = _serviceProvider.GetService <TService>();
if (instance != null)
{
description = ServiceDescription.GetService(instance);
}
else
{
description = ServiceDescription.GetService <TService>();
}
// Any user supplied IServiceBehaviors can be applied now
var serviceBehaviors = _serviceProvider.GetServices <IServiceBehavior>();
foreach (var behavior in serviceBehaviors)
{
description.Behaviors.Add(behavior);
}
ServiceBehaviorAttribute serviceBehavior = description.Behaviors.Find <ServiceBehaviorAttribute>();
object serviceInstanceUsedAsABehavior = serviceBehavior.GetWellKnownSingleton();
if (serviceInstanceUsedAsABehavior == null)
{
serviceInstanceUsedAsABehavior = serviceBehavior.GetHiddenSingleton();
_disposableInstance = serviceInstanceUsedAsABehavior as IDisposable;
}
if ((typeof(IServiceBehavior).IsAssignableFrom(typeof(TService)) || typeof(IContractBehavior).IsAssignableFrom(typeof(TService))) &&
serviceInstanceUsedAsABehavior == null)
{
if (instance == null)
{
serviceInstanceUsedAsABehavior = ServiceDescription.CreateImplementation <TService>();
}
else
{
serviceInstanceUsedAsABehavior = instance;
}
_disposableInstance = serviceInstanceUsedAsABehavior as IDisposable;
}
if (instance != null)
{
if (serviceBehavior.InstanceContextMode == InstanceContextMode.Single)
{
SingletonInstance = instance;
}
else
{
serviceBehavior.InstanceProvider = new DependencyInjectionInstanceProvider(_serviceProvider, typeof(TService));
if (serviceInstanceUsedAsABehavior == null && instance is IDisposable disposable)
{
disposable.Dispose();
}
}
}
if (instance == null)
{
if (serviceInstanceUsedAsABehavior is IServiceBehavior)
{
description.Behaviors.Add((IServiceBehavior)serviceInstanceUsedAsABehavior);
}
}
ReflectedContractCollection reflectedContracts = new ReflectedContractCollection();
List <Type> interfaces = ServiceReflector.GetInterfaces <TService>();
for (int i = 0; i < interfaces.Count; i++)
{
Type contractType = interfaces[i];
if (!reflectedContracts.Contains(contractType))
{
ContractDescription contract = null;
if (serviceInstanceUsedAsABehavior != null)
{
contract = ContractDescription.GetContract <TService>(contractType, serviceInstanceUsedAsABehavior);
}
else
{
contract = ContractDescription.GetContract <TService>(contractType);
}
reflectedContracts.Add(contract);
Collection <ContractDescription> inheritedContracts = contract.GetInheritedContracts();
for (int j = 0; j < inheritedContracts.Count; j++)
{
ContractDescription inheritedContract = inheritedContracts[j];
if (!reflectedContracts.Contains(inheritedContract.ContractType))
{
reflectedContracts.Add(inheritedContract);
}
}
}
}
ReflectedContracts = reflectedContracts;
implementedContracts = reflectedContracts.ToImplementedContracts();
return(description);
}
protected override ServiceDescription CreateDescription(out IDictionary <string, ContractDescription> implementedContracts)
{
ServiceDescription description;
if (SingletonInstance != null)
{
description = ServiceDescription.GetService(SingletonInstance);
}
else
{
description = ServiceDescription.GetService <TService>();
}
ServiceBehaviorAttribute serviceBehavior = description.Behaviors.Find <ServiceBehaviorAttribute>();
TService serviceInstanceUsedAsABehavior = (TService)serviceBehavior.GetWellKnownSingleton();
if (serviceInstanceUsedAsABehavior == null)
{
serviceInstanceUsedAsABehavior = (TService)serviceBehavior.GetHiddenSingleton();
_disposableInstance = serviceInstanceUsedAsABehavior as IDisposable;
}
if ((typeof(IServiceBehavior).IsAssignableFrom(typeof(TService)) || typeof(IContractBehavior).IsAssignableFrom(typeof(TService))) &&
serviceInstanceUsedAsABehavior == null)
{
serviceInstanceUsedAsABehavior = ServiceDescription.CreateImplementation <TService>();
_disposableInstance = serviceInstanceUsedAsABehavior as IDisposable;
}
if (SingletonInstance == null)
{
if (serviceInstanceUsedAsABehavior is IServiceBehavior)
{
description.Behaviors.Add((IServiceBehavior)serviceInstanceUsedAsABehavior);
}
}
ReflectedContractCollection reflectedContracts = new ReflectedContractCollection();
List <Type> interfaces = ServiceReflector.GetInterfaces <TService>();
for (int i = 0; i < interfaces.Count; i++)
{
Type contractType = interfaces[i];
if (!reflectedContracts.Contains(contractType))
{
ContractDescription contract = null;
if (serviceInstanceUsedAsABehavior != null)
{
contract = ContractDescription.GetContract(contractType, serviceInstanceUsedAsABehavior);
}
else
{
contract = ContractDescription.GetContract <TService>(contractType);
}
reflectedContracts.Add(contract);
Collection <ContractDescription> inheritedContracts = contract.GetInheritedContracts();
for (int j = 0; j < inheritedContracts.Count; j++)
{
ContractDescription inheritedContract = inheritedContracts[j];
if (!reflectedContracts.Contains(inheritedContract.ContractType))
{
reflectedContracts.Add(inheritedContract);
}
}
}
}
ReflectedContracts = reflectedContracts;
implementedContracts = reflectedContracts.ToImplementedContracts();
return(description);
}
protected override ServiceDescription CreateDescription(out IDictionary <string, ContractDescription> implementedContracts)
{
ServiceDescription description = _serviceProvider.GetService <ServiceDescription <TService> >();
ServiceBehaviorAttribute serviceBehavior = description.Behaviors.Find <ServiceBehaviorAttribute>();
TService serviceInstanceUsedAsABehavior = (TService)serviceBehavior.GetWellKnownSingleton();
if (serviceInstanceUsedAsABehavior == null)
{
serviceInstanceUsedAsABehavior = (TService)serviceBehavior.GetHiddenSingleton();
_disposableInstance = serviceInstanceUsedAsABehavior as IDisposable;
}
// serviceInstanceUsedAsBehavior will be null when InstanceContextMode != Single
// In this case, we need to check if the service type is a behavior and if it is, create an instance to apply to behaviors
if ((typeof(IServiceBehavior).IsAssignableFrom(typeof(TService)) || typeof(IContractBehavior).IsAssignableFrom(typeof(TService))) &&
serviceInstanceUsedAsABehavior == null)
{
serviceInstanceUsedAsABehavior = _serviceProvider.GetService <TService>(); // First try DI to get an instance
if (serviceInstanceUsedAsABehavior == null) // Not in DI so create the old WCF way using reflection
{
serviceInstanceUsedAsABehavior = ServiceDescription.CreateImplementation <TService>();
}
_disposableInstance = serviceInstanceUsedAsABehavior as IDisposable;
}
if (serviceBehavior.InstanceContextMode == InstanceContextMode.Single)
{
serviceBehavior.ServicePovider = _serviceProvider;
// If using Single, then ServiceBehavior fetched/created the instance and need to set on SingletonInstance
Debug.Assert(serviceInstanceUsedAsABehavior != null, "Service behavior should have created a singleton instance");
SingletonInstance = serviceInstanceUsedAsABehavior;
}
else
{
serviceBehavior.InstanceProvider = new DependencyInjectionWithLegacyFallbackInstanceProvider(_serviceProvider, typeof(TService));
}
if (serviceInstanceUsedAsABehavior is IServiceBehavior behavior)
{
description.Behaviors.Add(behavior);
}
ReflectedContractCollection reflectedContracts = new ReflectedContractCollection();
List <Type> interfaces = ServiceReflector.GetInterfaces <TService>();
for (int i = 0; i < interfaces.Count; i++)
{
Type contractType = interfaces[i];
if (!reflectedContracts.Contains(contractType))
{
ContractDescription contract;
if (serviceInstanceUsedAsABehavior != null)
{
contract = ContractDescription.GetContract <TService>(contractType, serviceInstanceUsedAsABehavior);
}
else
{
contract = ContractDescription.GetContract <TService>(contractType);
}
reflectedContracts.Add(contract);
Collection <ContractDescription> inheritedContracts = contract.GetInheritedContracts();
for (int j = 0; j < inheritedContracts.Count; j++)
{
ContractDescription inheritedContract = inheritedContracts[j];
if (!reflectedContracts.Contains(inheritedContract.ContractType))
{
reflectedContracts.Add(inheritedContract);
}
}
}
}
ReflectedContracts = reflectedContracts;
implementedContracts = reflectedContracts.ToImplementedContracts();
return(description);
}
private bool NoCoClassAttributeOnType(ICustomAttributeProvider attrProvider)
{
return(ServiceReflector.GetCustomAttributes(attrProvider, typeof(CoClassAttribute), false).Length == 0);
}