/// <summary>
/// Inserts data to database
/// </summary>
/// <returns></returns>
public AsyncProcessingServiceParameterValue InsertData()
{
AsyncProcessingServiceParameterValue asyncParameterValue;
byte[] arr = { 1, 2, 3, 4, 5 };
asyncParameterValue = new AsyncProcessingServiceParameterValue("AsyncProcessingService", "Start", "Start", "SQL",
new MyUserInfo("AsyncProcessingService", "AsyncProcessingService"));
asyncParameterValue.UserId = "A";
asyncParameterValue.ProcessName = "AAA";
asyncParameterValue.Data = CustomEncode.ToBase64String(arr);
asyncParameterValue.ExecutionStartDateTime = DateTime.Now;
asyncParameterValue.RegistrationDateTime = DateTime.Now;
asyncParameterValue.NumberOfRetries = 0;
asyncParameterValue.ProgressRate = 0;
asyncParameterValue.CompletionDateTime = DateTime.Now;
asyncParameterValue.StatusId = (int)(AsyncProcessingServiceParameterValue.AsyncStatus.Register);
asyncParameterValue.CommandId = 0;
asyncParameterValue.ReservedArea = "xxxxxx";
DbEnum.IsolationLevelEnum iso = DbEnum.IsolationLevelEnum.DefaultTransaction;
AsyncProcessingServiceReturnValue asyncReturnValue;
AsyncSvc_sample.LayerB layerB = new AsyncSvc_sample.LayerB();
asyncReturnValue = (AsyncProcessingServiceReturnValue)layerB.DoBusinessLogic((AsyncProcessingServiceParameterValue)asyncParameterValue, iso);
return asyncParameterValue;
}
/// <summary>
/// Inserts async parameter values to database
/// </summary>
/// <param name="asyncParameterValue"></param>
/// <param name="asyncReturnValue"></param>
public void Insert(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
// 静的SQL
filename = "AsyncProcessingServiceInsert.sql";
// -- ファイルから読み込む場合。
this.SetSqlByFile2(filename);
// パラメタ ライズド クエリのパラメタに対して、動的に値を設定する。
this.SetParameter("P2", asyncParameterValue.UserId);
this.SetParameter("P3", asyncParameterValue.ProcessName);
this.SetParameter("P4", asyncParameterValue.Data);
this.SetParameter("P5", asyncParameterValue.RegistrationDateTime);
this.SetParameter("P6", asyncParameterValue.ExecutionStartDateTime);
this.SetParameter("P7", asyncParameterValue.NumberOfRetries);
this.SetParameter("P8", asyncParameterValue.CompletionDateTime);
this.SetParameter("P9", asyncParameterValue.StatusId);
this.SetParameter("P10", asyncParameterValue.ProgressRate);
this.SetParameter("P11", asyncParameterValue.CommandId);
this.SetParameter("P12", asyncParameterValue.ReservedArea);
object obj;
// -- 追加（件数を確認できる）
obj = this.ExecInsUpDel_NonQuery();
// ↑DBアクセス-----------------------------------------------------
// 戻り値を設定
asyncReturnValue.Obj = obj;
}
/// <summary>
/// Inserts async parameter values to database
/// </summary>
/// <param name="asyncParameterValue"></param>
/// <param name="asyncReturnValue"></param>
public void InsertTask(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "AsyncProcessingServiceInsert.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P2", asyncParameterValue.UserId);
this.SetParameter("P3", asyncParameterValue.ProcessName);
this.SetParameter("P4", asyncParameterValue.Data);
this.SetParameter("P5", asyncParameterValue.RegistrationDateTime);
this.SetParameter("P6", DBNull.Value);
this.SetParameter("P7", asyncParameterValue.NumberOfRetries);
this.SetParameter("P8", DBNull.Value);
this.SetParameter("P9", asyncParameterValue.StatusId);
this.SetParameter("P10", asyncParameterValue.ProgressRate);
this.SetParameter("P11", asyncParameterValue.CommandId);
this.SetParameter("P12", asyncParameterValue.ReservedArea);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// Selects Asynchronous task from LayerD
/// </summary>
/// <param name="asyncParameterValue">Async Parameter Value</param>
private void UOC_SelectTask(AsyncProcessingServiceParameterValue asyncParameterValue)
{
AsyncProcessingServiceReturnValue asyncReturnValue = new AsyncProcessingServiceReturnValue();
this.ReturnValue = asyncReturnValue;
LayerD myDao = new LayerD(this.GetDam());
myDao.SelectTask(asyncParameterValue, asyncReturnValue);
DataTable dt = (DataTable)asyncReturnValue.Obj;
asyncReturnValue.Obj = null;
if (dt != null)
{
if (dt.Rows.Count != 0)
{
asyncReturnValue.TaskId = Convert.ToInt32(dt.Rows[0]["Id"]);
asyncReturnValue.UserId = dt.Rows[0]["UserId"].ToString();
asyncReturnValue.ProcessName = dt.Rows[0]["ProcessName"].ToString();
asyncReturnValue.Data = dt.Rows[0]["Data"].ToString();
asyncReturnValue.NumberOfRetries = Convert.ToInt32(dt.Rows[0]["NumberOfRetries"]);
asyncReturnValue.ReservedArea = dt.Rows[0]["ReservedArea"].ToString();
asyncReturnValue.CommandId = Convert.ToInt32(dt.Rows[0]["CommandId"]);
}
}
}
/// <summary>
/// Updates Async Parameter values to Database through LayerD
/// </summary>
/// <param name="asyncParameterValue"></param>
private void UOC_Update(AsyncProcessingServiceParameterValue asyncParameterValue)
{
AsyncProcessingServiceReturnValue asyncReturnValue = new AsyncProcessingServiceReturnValue();
this.ReturnValue = asyncReturnValue;
LayerD myDao = new LayerD(this.GetDam());
myDao.Update(asyncParameterValue, asyncReturnValue);
}
/// <summary>
/// Inserts Async Parameter values to Database through LayerD
/// </summary>
/// <param name="asyncParameterValue"></param>
public void UOC_Start(AsyncProcessingServiceParameterValue asyncParameterValue)
{
// 戻り値クラスを生成して、事前に戻り地に設定しておく。
AsyncProcessingServiceReturnValue asyncReturnValue = new AsyncProcessingServiceReturnValue();
this.ReturnValue = asyncReturnValue;
LayerD myDao = new LayerD(this.GetDam());
myDao.Insert(asyncParameterValue, asyncReturnValue);
}
/// <summary>
/// Updates information in the database that the asynchronous task is started
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
private void UOC_UpdateTaskStart(AsyncProcessingServiceParameterValue asyncParameterValue)
{
AsyncProcessingServiceReturnValue asyncReturnValue = new AsyncProcessingServiceReturnValue();
this.ReturnValue = asyncReturnValue;
LayerD myDao = new LayerD(this.GetDam());
myDao.UpdateTaskStart(asyncParameterValue, asyncReturnValue);
}
/// <summary>
/// Selects user command from Database through LayerD
/// </summary>
/// <param name="asyncParameterValue"></param>
private void UOC_SelectCommand(AsyncProcessingServiceParameterValue asyncParameterValue)
{
AsyncProcessingServiceReturnValue asyncReturnValue = new AsyncProcessingServiceReturnValue();
this.ReturnValue = asyncReturnValue;
LayerD myDao = new LayerD(this.GetDam());
myDao.SelectCommand(asyncParameterValue, asyncReturnValue);
}
/// <summary>
/// Inserts Async Parameter values to Database through LayerD
/// </summary>
/// <param name="asyncParameterValue"></param>
public void UOC_InsertTask(AsyncProcessingServiceParameterValue asyncParameterValue)
{
// 戻り値クラスを生成して、事前に戻り地に設定しておく。
AsyncProcessingServiceReturnValue asyncReturnValue = new AsyncProcessingServiceReturnValue();
this.ReturnValue = asyncReturnValue;
LayerD myDao = new LayerD(this.GetDam());
myDao.InsertTask(asyncParameterValue, asyncReturnValue);
}
/// <summary>
/// Selects user command from database
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void SelectCommand(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "SelectCommand.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.TaskId);
// Execute SQL query
asyncReturnValue.Obj = this.ExecSelectScalar();
}
/// <summary>
/// Set stop command for all running asynchronous task.
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void StopAllTask(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "StopAllTask.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.StatusId);
this.SetParameter("P2", asyncParameterValue.CommandId);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// Updates progress rate of the asynchronous task in the database.
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void UpdateTaskProgress(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "UpdateTaskProgress.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.TaskId);
this.SetParameter("P2", asyncParameterValue.ProgressRate);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// Updates information in the database that the asynchronous task is failed and abort this task [status=Abort]
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void UpdateTaskFail(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "UpdateTaskFail.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.TaskId);
this.SetParameter("P2", asyncParameterValue.CompletionDateTime);
this.SetParameter("P3", asyncParameterValue.StatusId);
this.SetParameter("P4", asyncParameterValue.ExceptionInfo);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// To get Asynchronous Task from the database
/// </summary>
/// <param name="asyncParameterValue"></param>
/// <param name="asyncReturnValue"></param>
public void SelectTask(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "SelectTask.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.RegistrationDateTime);
this.SetParameter("P2", asyncParameterValue.NumberOfRetries);
this.SetParameter("P3", (int)AsyncProcessingServiceParameterValue.AsyncStatus.Register);
this.SetParameter("P4", (int)AsyncProcessingServiceParameterValue.AsyncStatus.AbnormalEnd);
this.SetParameter("P7", asyncParameterValue.CompletionDateTime);
DataTable dt = new DataTable();
// Get Asynchronous Task from the database
this.ExecSelectFill_DT(dt);
asyncReturnValue.Obj = dt;
}
/// <summary>
/// Maintains the single worker thread functionalities.
/// </summary>
/// <param name="asyncTask">Selected Asynchronous Task</param>
private void WorkerThreadCallBack(object asyncTask)
{
AsyncProcessingServiceReturnValue selectedAsyncTask = (AsyncProcessingServiceReturnValue)asyncTask;
// A new worker thread started an Async task
this._workerThreadCount++;
try
{
// To handle unstable "Register" state, when you invoke [Abort] at this state
if (selectedAsyncTask.CommandId == (int)AsyncProcessingServiceParameterValue.AsyncCommand.Abort)
{
throw new BusinessSystemException("APSAbortCommand", GetMessage.GetMessageDescription("CTE0004"));
}
// Call User Program to execute by using communication control function
AsyncProcessingServiceParameterValue asyncParameterValue = new AsyncProcessingServiceParameterValue("AsyncProcessingService", "StartCopyFromBlob", "StartCopyFromBlob", "SQL",
new MyUserInfo(selectedAsyncTask.UserId, selectedAsyncTask.TaskId.ToString()));
asyncParameterValue.TaskId = selectedAsyncTask.TaskId;
asyncParameterValue.Data = selectedAsyncTask.Data;
CallController callController = new CallController(asyncParameterValue.User);
AsyncProcessingServiceReturnValue asyncReturnValue = (AsyncProcessingServiceReturnValue)callController.Invoke(selectedAsyncTask.ProcessName, asyncParameterValue);
if (asyncReturnValue.ErrorFlag == true)
{
if (asyncReturnValue.ErrorMessageID == "APSStopCommand")
{
string exceptionInfo = "ErrorMessageID: " + asyncReturnValue.ErrorMessageID + Environment.NewLine + "ErrorMessage: " + asyncReturnValue.ErrorMessage;
// Asynchronous task is stopped due to user 'stop' command.
this.UpdateAsyncTask(selectedAsyncTask, AsyncTaskUpdate.RETRY, exceptionInfo);
LogIF.ErrorLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("E0001") + asyncReturnValue.ErrorMessage, selectedAsyncTask.TaskId));
}
else
{
// Exception occurred by other than BusinessApplicationException
if (selectedAsyncTask.NumberOfRetries < this._maxNumberOfRetries)
{
// Asynchronous task does not exceeds the maximum number of retries
// Updated as retry later
string exceptionInfo = "ErrorMessageID: " + asyncReturnValue.ErrorMessageID + Environment.NewLine + "ErrorMessage: " + asyncReturnValue.ErrorMessage;
selectedAsyncTask.NumberOfRetries += 1;
this.UpdateAsyncTask(selectedAsyncTask, AsyncTaskUpdate.RETRY, exceptionInfo);
LogIF.ErrorLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("E0004"), selectedAsyncTask.TaskId));
}
else
{
// Asynchronous task exceeds maximum number of retries
// Update task as abort
string exceptionInfo = "ErrorMessageID: " + asyncReturnValue.ErrorMessageID + Environment.NewLine + "ErrorMessage: " + asyncReturnValue.ErrorMessage;
this.UpdateAsyncTask(selectedAsyncTask, AsyncTaskUpdate.FAIL, exceptionInfo);
LogIF.ErrorLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("E0005"), selectedAsyncTask.TaskId));
}
}
}
else
{
// Selected Asynchronous task is completed successfully.
this.UpdateAsyncTask(selectedAsyncTask, AsyncTaskUpdate.SUCCESS);
LogIF.InfoLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("I0003"), selectedAsyncTask.TaskId));
}
}
catch (BusinessSystemException ex)
{
// Asynchronous task is aborted due to BusinessSystemException sent by user program.
string exceptionInfo = "ErrorMessageID: " + ex.messageID + Environment.NewLine + "ErrorMessage: " + ex.Message;
this.UpdateAsyncTask(selectedAsyncTask, AsyncTaskUpdate.FAIL, exceptionInfo);
LogIF.ErrorLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("E0006"), selectedAsyncTask.TaskId, ex.Message));
}
catch (Exception ex)
{
// Asynchronous task is aborted due to unexpected exception.
string exceptionInfo = "ErrorMessageID: " + ex.GetType().Name + Environment.NewLine + "ErrorMessage: " + ex.Message;
this.UpdateAsyncTask(selectedAsyncTask, AsyncTaskUpdate.FAIL, exceptionInfo);
LogIF.ErrorLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("E0006"), selectedAsyncTask.TaskId, ex.Message));
}
finally
{
// Async task is over
this._workerThreadCount--;
}
}
/// <summary>
/// Maintains the Main thread of the Asynchronous Service
/// </summary>
public void MainThreadInvoke()
{
// Asynchronous service is started
LogIF.InfoLog("ASYNC-SERVICE", GetMessage.GetMessageDescription("I0001"));
// Infinte loop processing for selecting register task.
while (this._infiniteLoop)
{
try
{
// Get asynchronous task from the database.
AsyncProcessingServiceParameterValue asyncParameterValue = new AsyncProcessingServiceParameterValue("AsyncProcessingService", "SelectTask", "SelectTask", "SQL",
new MyUserInfo("AsyncProcessingService", "AsyncProcessingService"));
asyncParameterValue.RegistrationDateTime = DateTime.Now - new TimeSpan(_maxNumberOfHours, 0, 0);
asyncParameterValue.NumberOfRetries = this._maxNumberOfRetries;
asyncParameterValue.CompletionDateTime = DateTime.Now - new TimeSpan(_maxNumberOfHours, 0, 0);
LayerB layerB = new LayerB();
AsyncProcessingServiceReturnValue selectedAsyncTask = (AsyncProcessingServiceReturnValue)layerB.DoBusinessLogic(
(BaseParameterValue)asyncParameterValue, DbEnum.IsolationLevelEnum.ReadCommitted);
// Existence check of asynchronous task
if (string.IsNullOrEmpty(selectedAsyncTask.UserId))
{
// Asynchronous task does not exist.
// Wait for the asynchronous task to be registered in the database.
Thread.Sleep(this._numberOfSeconds * 1000);
// Continue to this infinite loop.
continue;
}
// Asynchronous task exists.
// Check the number of free worker threads.
int freeWorkerThreads = 0;
int completionPortThreads = 0;
// Gets the available threads.
ThreadPool.GetAvailableThreads(out freeWorkerThreads, out completionPortThreads);
while (freeWorkerThreads == 0)
{
// Wait for the completion of the worker thread.
Thread.Sleep(this._numberOfSeconds * 1000);
// Get available threads.
ThreadPool.GetAvailableThreads(out freeWorkerThreads, out completionPortThreads);
}
// Selected asynchronous task is assigned to a worker thread
this.UpdateAsyncTask(selectedAsyncTask, AsyncTaskUpdate.START);
LogIF.InfoLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("I0002"), selectedAsyncTask.TaskId));
// Assign the task to the worker thread
ThreadPool.QueueUserWorkItem(new WaitCallback(this.WorkerThreadCallBack), (object)selectedAsyncTask);
}
catch (Exception ex)
{
// Service Failed due to unexpected exception.
this._infiniteLoop = false;
LogIF.ErrorLog("ASYNC-SERVICE", string.Format(GetMessage.GetMessageDescription("E0000"), ex.Message.ToString()));
}
}
}
/// <summary>
/// To get Asynchronous Task from the database
/// </summary>
/// <param name="asyncParameterValue"></param>
/// <param name="asyncReturnValue"></param>
public void SelectTask(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "SelectTask.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.RegistrationDateTime);
this.SetParameter("P2", asyncParameterValue.NumberOfRetries);
this.SetParameter("P3", (int)AsyncProcessingServiceParameterValue.AsyncStatus.Register);
this.SetParameter("P4", (int)AsyncProcessingServiceParameterValue.AsyncStatus.AbnormalEnd);
this.SetParameter("P7", asyncParameterValue.CompletionDateTime);
DataTable dt = new DataTable();
// Get Asynchronous Task from the database
this.ExecSelectFill_DT(dt);
asyncReturnValue.Obj = dt;
}
/// <summary>
/// Selects user command from database
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void SelectCommand(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "SelectCommand.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.TaskId);
// Execute SQL query
asyncReturnValue.Obj = this.ExecSelectScalar();
}
/// <summary>
/// Set stop command for all running asynchronous task.
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void StopAllTask(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "StopAllTask.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.StatusId);
this.SetParameter("P2", asyncParameterValue.CommandId);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// Updates progress rate of the asynchronous task in the database.
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void UpdateTaskProgress(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "UpdateTaskProgress.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.TaskId);
this.SetParameter("P2", asyncParameterValue.ProgressRate);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// Updates information in the database that the asynchronous task is failed and abort this task [status=Abort]
/// </summary>
/// <param name="asyncParameterValue">Asynchronous Parameter Values</param>
/// <param name="asyncReturnValue">Asynchronous Return Values</param>
public void UpdateTaskFail(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "UpdateTaskFail.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P1", asyncParameterValue.TaskId);
this.SetParameter("P2", asyncParameterValue.CompletionDateTime);
this.SetParameter("P3", asyncParameterValue.StatusId);
this.SetParameter("P4", asyncParameterValue.ExceptionInfo);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// Inserts async parameter values to database
/// </summary>
/// <param name="asyncParameterValue"></param>
/// <param name="asyncReturnValue"></param>
public void InsertTask(AsyncProcessingServiceParameterValue asyncParameterValue, AsyncProcessingServiceReturnValue asyncReturnValue)
{
string filename = string.Empty;
filename = "AsyncProcessingServiceInsert.sql";
// Get SQL query from file.
this.SetSqlByFile3(filename);
// Set SQL parameter values
this.SetParameter("P2", asyncParameterValue.UserId);
this.SetParameter("P3", asyncParameterValue.ProcessName);
this.SetParameter("P4", asyncParameterValue.Data);
this.SetParameter("P5", asyncParameterValue.RegistrationDateTime);
this.SetParameter("P6", DBNull.Value);
this.SetParameter("P7", asyncParameterValue.NumberOfRetries);
this.SetParameter("P8", DBNull.Value);
this.SetParameter("P9", asyncParameterValue.StatusId);
this.SetParameter("P10", asyncParameterValue.ProgressRate);
this.SetParameter("P11", asyncParameterValue.CommandId);
this.SetParameter("P12", asyncParameterValue.ReservedArea);
// Execute SQL query
asyncReturnValue.Obj = this.ExecInsUpDel_NonQuery();
}
/// <summary>
/// Updates the selected asynchronous task based type of SQL_Update_Method_name
/// </summary>
/// <param name="selectedAsyncTask">Selected Asynchronous Task</param>
/// <param name="updateTask">SQL_Update_Method_name</param>
/// <returns></returns>
public AsyncProcessingServiceReturnValue UpdateAsyncTask(AsyncProcessingServiceReturnValue selectedAsyncTask, string updateTask, string exceptionInfo = null)
{
AsyncProcessingServiceParameterValue asyncParameterValue = new AsyncProcessingServiceParameterValue("AsyncProcessingService", updateTask, updateTask, "SQL",
new MyUserInfo("AsyncProcessingService", "AsyncProcessingService"));
asyncParameterValue.TaskId = selectedAsyncTask.TaskId;
// Update databse based on task
switch (updateTask)
{
case AsyncTaskUpdate.START:
asyncParameterValue.ExecutionStartDateTime = DateTime.Now;
asyncParameterValue.StatusId = (int)AsyncProcessingServiceParameterValue.AsyncStatus.Processing;
break;
case AsyncTaskUpdate.RETRY:
if (exceptionInfo.Length > 512)
{
exceptionInfo = exceptionInfo.Substring(0, 512);
}
asyncParameterValue.NumberOfRetries = selectedAsyncTask.NumberOfRetries;
asyncParameterValue.CompletionDateTime = DateTime.Now;
asyncParameterValue.StatusId = (int)AsyncProcessingServiceParameterValue.AsyncStatus.AbnormalEnd;
asyncParameterValue.ExceptionInfo = exceptionInfo;
break;
case AsyncTaskUpdate.FAIL:
if (exceptionInfo.Length > 512)
{
exceptionInfo = exceptionInfo.Substring(0, 512);
}
asyncParameterValue.CompletionDateTime = DateTime.Now;
asyncParameterValue.StatusId = (int)AsyncProcessingServiceParameterValue.AsyncStatus.Abort;
asyncParameterValue.ExceptionInfo = exceptionInfo;
break;
case AsyncTaskUpdate.SUCCESS:
asyncParameterValue.CompletionDateTime = DateTime.Now;
asyncParameterValue.ProgressRate = 100;
asyncParameterValue.StatusId = (int)AsyncProcessingServiceParameterValue.AsyncStatus.End;
break;
}
LayerB layerB = new LayerB();
AsyncProcessingServiceReturnValue asyncReturnValue = (AsyncProcessingServiceReturnValue)layerB.DoBusinessLogic(
(BaseParameterValue)asyncParameterValue, DbEnum.IsolationLevelEnum.ReadCommitted);
return asyncReturnValue;
}
/// <summary>
/// Stop the asynchronous service and Waits to complete all worker thread to complete.
/// </summary>
public void StopAsyncProcess()
{
// Breaks the infinite loop of Main thread.
this._infiniteLoop = false;
// Wait the end of the main thread.
this._mainThread.Join();
// Update stop command to all the running asynchronous task
AsyncProcessingServiceParameterValue asyncParameterValue = new AsyncProcessingServiceParameterValue("AsyncProcessingService", "StopAllTask", "StopAllTask", "SQL",
new MyUserInfo("AsyncProcessingService", "AsyncProcessingService"));
asyncParameterValue.StatusId = (int)AsyncProcessingServiceParameterValue.AsyncStatus.Processing;
asyncParameterValue.CommandId = (int)AsyncProcessingServiceParameterValue.AsyncCommand.Stop;
LayerB layerB = new LayerB();
AsyncProcessingServiceReturnValue asyncReturnValue = (AsyncProcessingServiceReturnValue)layerB.DoBusinessLogic(
(BaseParameterValue)asyncParameterValue, DbEnum.IsolationLevelEnum.ReadCommitted);
if (asyncReturnValue.ErrorFlag)
{
LogIF.ErrorLog("ASYNC-SERVICE", "ErrorMessageID: " + asyncReturnValue.ErrorMessageID + "ErrorMessage: " + asyncReturnValue.ErrorMessage);
}
// Wait for all worker thread to be complete
LogIF.InfoLog("ASYNC-SERVICE", GetMessage.GetMessageDescription("I0004"));
while (this._workerThreadCount != 0)
{
// Wait for the completion of the worker thread.
Thread.Sleep(this._numberOfSeconds * 1000);
}
// Log after completing all worker threads
LogIF.InfoLog("ASYNC-SERVICE", GetMessage.GetMessageDescription("I0008"));
}
/// <summary>
/// Selects Asynchronous task from LayerD
/// </summary>
/// <param name="asyncParameterValue">Async Parameter Value</param>
private void UOC_SelectTask(AsyncProcessingServiceParameterValue asyncParameterValue)
{
AsyncProcessingServiceReturnValue asyncReturnValue = new AsyncProcessingServiceReturnValue();
this.ReturnValue = asyncReturnValue;
LayerD myDao = new LayerD(this.GetDam());
myDao.SelectTask(asyncParameterValue, asyncReturnValue);
DataTable dt = (DataTable)asyncReturnValue.Obj;
asyncReturnValue.Obj = null;
if (dt != null)
{
if (dt.Rows.Count != 0)
{
asyncReturnValue.TaskId = Convert.ToInt32(dt.Rows[0]["Id"]);
asyncReturnValue.UserId = dt.Rows[0]["UserId"].ToString();
asyncReturnValue.ProcessName = dt.Rows[0]["ProcessName"].ToString();
asyncReturnValue.Data = dt.Rows[0]["Data"].ToString();
asyncReturnValue.NumberOfRetries = Convert.ToInt32(dt.Rows[0]["NumberOfRetries"]);
asyncReturnValue.ReservedArea = dt.Rows[0]["ReservedArea"].ToString();
asyncReturnValue.CommandId = Convert.ToInt32(dt.Rows[0]["CommandId"]);
}
}
}
