protected InvokeImplementOperationInfo GetOperationInfo(String operationPath)
{
InvokeImplementOperationInfo info = null;
if (operationPath != null && this._pathOperationTable.ContainsKey(operationPath))
{
info = this._pathOperationTable[operationPath];
}
return(info);
}
public static InvokeImplementOperationInfo Create(Type interfaceType, MethodInfo operationInfo, Type implementType)
{
InvokeImplementOperationInfo info = new InvokeImplementOperationInfo();
Fill(info, interfaceType, operationInfo);
var implementSchema = ServiceModelSchema.GetServiceImplementSchema(implementType);
info.ImplementSchema = implementSchema;
return(info);
}
/// <summary>
/// 注册指定类型的服务接口，以及其对应的服务实现的类型，重复注册时将被忽略
/// </summary>
/// <param name="interfaceType">服务接口的类型</param>
/// <param name="serviceType">服务实现的类型</param>
public void Register(Type interfaceType, Type serviceType)
{
if (this.State != CommunicationState.Created)
{
throw new Exception();
}
if (this._registerTable.Contains(interfaceType))
{
return;
}
if (!interfaceType.IsAssignableFrom(interfaceType))
{
throw ExceptionCode.NoMatchServiceInterfaceTypeWithImplementType.NewException();
}
var interfaceSchema = ServiceModelSchema.GetServiceInterfaceSchema(interfaceType);
var methodInfos = interfaceType.GetMethods();
Boolean loadedServiceInstace = false;
foreach (var methodInfo in methodInfos)
{
InvokeImplementOperationInfo operationInfo = InvokeImplementOperationInfo.Create(interfaceType, methodInfo, serviceType);
var path = Utilities.GetOperationPath(operationInfo.InterfaceSchema, operationInfo.OperationSchema);
if (this._pathOperationTable.ContainsKey(path))
{
var orginalOperationInfo = this._pathOperationTable[path];
throw ExceptionCode.ServiceOperationPathEqual.NewException(new String[] {
operationInfo.InterfaceSchema.InterfaceType.FullName,
operationInfo.OperationSchema.MethodInfo.ToString(),
orginalOperationInfo.InterfaceSchema.InterfaceType.FullName,
orginalOperationInfo.OperationSchema.MethodInfo.ToString()
});
}
this._pathOperationTable.Add(path, operationInfo);
if (loadedServiceInstace)
{
continue;
}
switch (operationInfo.ImplementSchema.InstantiateMode)
{
case InstantiateMode.Singleton:
{
var instance = Activator.CreateInstance(operationInfo.ImplementSchema.ImplementType);
this._serviceInstanceTable.Add(operationInfo.ImplementSchema.ImplementType, instance);
}
break;
case InstantiateMode.EachCall:
{
Func <Object> serviceInstaceFactory = null;
Expression newExp = Expression.New(operationInfo.ImplementSchema.ImplementType);
Expression castExp = Expression.Convert(newExp, typeof(Object));
serviceInstaceFactory = Expression.Lambda <Func <Object> >(castExp).Compile();
this._serviceInstanceCreateFactoryTable.Add(
operationInfo.ImplementSchema.ImplementType,
serviceInstaceFactory
);
}
break;
}
loadedServiceInstace = true;
}
}
//interface //处理调用
protected virtual ReturnPacket InvokeHandler(Object instance, InvokePacket packet, InvokeImplementOperationInfo operationInfo)
{
ReturnPacket returnPacket = new ReturnPacket();
Object returnObject = null;
try
{
returnPacket.HandleTime = DateTime.Now;
returnObject = operationInfo.OperationSchema.MethodInfo.Invoke(instance, packet.ParameterValues);
returnPacket.Success = true;
returnPacket.Content = returnObject;
returnPacket.ContentType = operationInfo.ReturnParameterSchema.ParameterType.FullName;
}
catch (Exception exc)
{
returnPacket.Success = false;
returnPacket.Message = exc.Message;
if (this.ExceptionHanppened != null)
{
HostExceptionEventArgs eventArgs = new HostExceptionEventArgs();
eventArgs.Exception = exc;
this.ExceptionHanppened.Invoke(eventArgs);
if (!eventArgs.Handled)
{
throw exc;
}
}
else
{
throw exc;
}
}
returnPacket.Elapsed = (Int32)(DateTime.Now - returnPacket.HandleTime).TotalMilliseconds;
return(returnPacket);
}
