public static TServiceInterface CreateService <TServiceInterface>(Uri serviceUri) where TServiceInterface : IService
{
CustomContextDataDto dto = CustomServiceContext.GetContext();
ServiceProxyFactory factory = new ServiceProxyFactory(CreateServiceRemotingClientFactory);
ServicePartitionKey key = new ServicePartitionKey(GetLongHashCode(dto == null ? string.Empty : dto.ID));
var serviceProxy = factory.CreateServiceProxy <TServiceInterface>(serviceUri, key);
return(serviceProxy);
}
public static void InvokeService <TServiceInterface>(Uri serviceUri, Action <TServiceInterface> action, CustomContextDataDto context = null) where TServiceInterface : IService
{
if (CustomServiceContext.GetContext() == null && context != null)
{
CustomServiceContext.SetContext(context);
}
CustomContextDataDto dto = CustomServiceContext.GetContext();
ServiceProxyFactory factory = new ServiceProxyFactory(CreateServiceRemotingClientFactory);
ServicePartitionKey key = new ServicePartitionKey(GetLongHashCode(dto == null ? string.Empty : dto.ID));
ServiceRequestContext.RunInRequestContext(() => {
var serviceProxy = factory.CreateServiceProxy <TServiceInterface>(serviceUri, key);
return(Task.Run(() => { action(serviceProxy); }));
}, dto);
}
public static void SetContext(CustomContextDataDto contextDto)
{
var old = GetValue(ServiceContext);
locker.EnterWriteLock();
try
{
SetValue(ServiceContext, contextDto);
}
finally
{
locker.ExitWriteLock();
}
}
public static CustomContextDataDto GetContextDto(this ServiceRemotingMessageHeaders headers)
{
byte[] result;
if (headers.TryGetHeaderValue("contextdata-header", out result))
{
string str = Encoding.UTF8.GetString(result);
if (!string.IsNullOrEmpty(str))
{
CustomContextDataDto dto = JsonConvert.DeserializeObject <CustomContextDataDto>(str);
return(dto);
}
return(null);
}
else
{
return(null);
}
}
public static Task RunInRequestContext(Func <Task> action, CustomContextDataDto contextDto)
{
Task <Task> task = null;
task = new Task <Task>(async() =>
{
Debug.Assert(ServiceRequestContext.Current == null);
ServiceRequestContext.Current = new ServiceRequestContext(contextDto);
try
{
await action();
}
finally
{
ServiceRequestContext.Current = null;
}
});
task.Start();
return(task.Unwrap());
}
public ServiceRequestContext(CustomContextDataDto contextDto)
{
this.ContextDto = contextDto;
}
public static bool SetContextDto(this ServiceRemotingMessageHeaders headers, CustomContextDataDto contextData)
{
try
{
if (contextData != null)
{
string str = JsonConvert.SerializeObject(contextData);
headers.AddHeader("contextdata-header", Encoding.UTF8.GetBytes(str));
return(true);
}
return(false);
}
catch (Exception ex)
{
return(false);
}
}