public override void DeleteMessage(MessageInfo info)
{
telecom.DoAction(() => new FileInfo(Path.Combine(TaskInfo["path"], info.Name)).Delete());
}
public virtual void DeleteMessage(MessageInfo message)
{
}
public override List <MessageData> GetMessageData(MessageInfo info)
{
return(telecom.DoAction(() => new List <MessageData> {
new MessageData(info.Name, new FileInfo(Path.Combine(TaskInfo["path"], info.Name)).OpenRead())
}));
}
public abstract List <MessageData> GetMessageData(MessageInfo message);
public abstract void WriteMessage(MessageInfo messageInfo, List <MessageData> data);
public override bool Processing()
{
bool goToSleep = true;
LoadTaskQueue();
OnStart(readTask);
using (var reader = CreateReadTelecom())
{
try
{
foreach (var addr in reader.GetMessageList())
{
OnList(readTask);
worker.ShowActivity();
var taskId = GetTaskId(addr);
var taskInfo = taskQueue.GetValue(taskId, new TelecomTaskInfo(readTask.Get("RetryCount", 3)), true);
if (taskInfo.Status == TelecomTaskStatus.IgnoreRead || taskInfo.Status == TelecomTaskStatus.IgnoreWrite)
{
continue;
}
if (taskInfo.Status == TelecomTaskStatus.Delete)
{
try
{
reader.DeleteMessage(addr);
OnDelete(readTask, addr, taskInfo);
taskQueue.Remove(taskId);
}
catch (Exception ex) { if (worker.IsInterrupt(ex))
{
throw;
}
}
continue;
}
goToSleep = false;
List <MessageData> msg = null;
var writeMessageInfo = new MessageInfo();
try
{
msg = reader.GetMessageData(addr);
OnRead(readTask, addr, msg, taskInfo);
if (msg == null || msg.Count == 0)
{
continue; //for no_attach_mail (повторное чтение не оч затратно, так как сообщение без attach)
}
if (taskInfo.Status == TelecomTaskStatus.Read)
{
taskInfo.Status = TelecomTaskStatus.Write;
taskInfo.RetryCount = writeTask.Get("RetryCount", 3);
}
try
{
foreach (var m in msg)
{
m.Name = writeTask.Get("name", "{Name}").FormatStrEx(new { Name = m.Name, Read = readTask, Address = addr, Write = writeTask });
}
foreach (var v in writeTask.Parameters)
{
writeMessageInfo[v.Key] = v.Value.FormatStrEx(new { Read = readTask, Write = writeTask, Address = addr, Name = addr.Name });
}
writeMessageInfo.CreationTime = addr.CreationTime;
//
CreateWriteTelecom().WriteMessage(writeMessageInfo, msg);
OnWrite(readTask, addr, writeMessageInfo, msg, taskInfo);
taskInfo.Status = TelecomTaskStatus.Delete;
SaveTaskQueue(); //раньше сохранять статус не имеет смысла
//закрываем потоки для последующего удаления
ReleaseMessageData(msg);
msg = null;
//
try
{
reader.DeleteMessage(addr);
OnDelete(readTask, addr, taskInfo);
taskQueue.Remove(taskId);
}
catch (Exception deleteEx)
{
if (worker.IsInterrupt(deleteEx))
{
throw;
}
OnDeleteError(readTask, addr, taskInfo, deleteEx);
}
}
catch (Exception writeEx)
{
//if (IsInterrupt(writeEx) && Status == WinServiceManager.ServiceWorkerStatus.StopRequested && IsWorkingThread) throw; //останавливается сервис, а не просто прерывается длительная операция
taskInfo.Status = (taskInfo.RetryCount--) < 1 ? TelecomTaskStatus.IgnoreWrite : TelecomTaskStatus.Write;
SaveTaskQueue();//safe
OnWriteError(readTask, addr, writeMessageInfo, msg, taskInfo, writeEx);
if (worker.IsInterrupt(writeEx))
{
throw;
}
}
}
catch (Exception readEx)
{
// if (IsInterrupt(readEx) && Status == WinServiceManager.ServiceWorkerStatus.StopRequested && IsWorkingThread) throw; //останавливается сервис, а не просто прерывается длительная операция
if (taskInfo.Status == TelecomTaskStatus.Read)
{
taskInfo.Status = (taskInfo.RetryCount--) < 1 ? TelecomTaskStatus.IgnoreRead : TelecomTaskStatus.Read;
}
SaveTaskQueue();//safe
OnReadError(readTask, addr, msg, taskInfo, readEx);
if (worker.IsInterrupt(readEx))
{
throw;
}
}
finally
{
ReleaseMessageData(msg);
}
}
}
catch (Exception listEx)
{
if (worker.IsInterrupt(listEx))
{
throw;
}
OnListError(readTask, listEx);
}
}
SaveTaskQueue();
OnStop(readTask);
return(goToSleep);
}
protected virtual string GetTaskId(MessageInfo addr)
{
return("" + readTask + addr + "#" + writeTask);
}
private string GetTempFileName(MessageInfo info)
{
return(TaskInfo["Host"] + "_" + TaskInfo["Port"] + "_" + TaskInfo["Path"].Replace("/", "_") + "_" + info.Name + "_" + info.CreationTime.ToString("yyyyMMddHHmmss"));
}
