protected override IAsyncResult BeginExecute(AsyncCodeActivityContext context, AsyncCallback callback, object state)
{
INotificationCallback callBack = context.GetExtension <INotificationCallback>();
if (callBack != null)
{
callBack.SendClientNotification(new ComponentProcessMessage().CreateServerMessage(
Batch.Get(context).Id,
Group.Get(context).Id, new Guid(),
"Group Started"));
}
Thread thread = new Thread(DoProcess)
{
IsBackground = true
};
var result = new AsyncGroupResult(callback, state)
{
ComponentList = ComponentList.Get(context),
GroupNode = GroupNode.Get(context),
Batch = Batch.Get(context),
Group = Group.Get(context),
RunningThread = thread,
GroupCallback = context.GetExtension <INotificationCallback>()
};
context.UserState = result;
thread.Start(result);
return(result);
}
protected override IAsyncResult BeginExecute(AsyncCodeActivityContext context, AsyncCallback callback, object state)
{
INotificationCallback callBack = context.GetExtension <INotificationCallback>();
if (callBack != null)
{
}
Thread thread = new Thread(DoProcess)
{
IsBackground = true
};
var startNode = ComponentParameters.Get(context)[0].FindStartupNode(ComponentParameters.Get(context));
Workflow.Activities.AsyncNodeResult result = new Workflow.Activities.AsyncNodeResult(callback, state)
{
ComponentList = ComponentParameters.Get(context),
StartNode = startNode,
Batch = Batch.Get(context),
Job = (ProcessJob)(Batch.Get(context)).Groups[0].Jobs[0],
Group = Batch.Get(context).Groups[0],
JobCallback = context.GetExtension <INotificationCallback>(),
RunningThread = thread,
};
context.UserState = result;
thread.Start(result);
return(result);
}
protected override void EndExecute(AsyncCodeActivityContext context, IAsyncResult result)
{
AsyncNodeResult endResult = result as AsyncNodeResult;
if (endResult.Exception != null)
{
INotificationCallback callBack = context.GetExtension <INotificationCallback>();
if (callBack != null)
{
callBack.SendClientNotification(new ComponentProcessMessage().CreateErrorMessage(
Batch.Get(context).Id,
Group.Get(context).Id,
Job.Get(context).Id,
endResult.Exception.Message));
}
log4net.ILog log4Net = context.GetExtension <log4net.ILog>();
if (log4Net != null)
{
log4Net.Fatal(new ComponentProcessMessage().CreateErrorMessage(
Batch.Get(context).Id,
Group.Get(context).Id,
Job.Get(context).Id,
endResult.Exception.Message));
}
}
else
{
INotificationCallback callBack = context.GetExtension <INotificationCallback>();
if (callBack != null)
{
callBack.SendClientNotification(new ComponentProcessMessage().CreateServerMessage(
Batch.Get(context).Id,
Group.Get(context).Id,
Job.Get(context).Id,
"Job Ended"));
}
}
if (endResult != null && endResult.NextNode != null)
{
NextParameter.Set(context, endResult.NextNode);
endResult.Dispose();
}
if (endResult.Exception != null && !context.IsCancellationRequested)
{
//throw new ApplicationException("Error generating reports. See inner for details", endResult.Exception);
}
}
protected async override Task <Action <AsyncCodeActivityContext> > ExecuteAsync(AsyncCodeActivityContext context, CancellationToken cancellationToken)
{
DataTable dataTable = null;
string connString = null;
SecureString connSecureString = null;
string provName = null;
string tableName = null;
string[] columnNames = null;
DatabaseConnection existingConnection = null;
long affectedRecords = 0;
IExecutorRuntime executorRuntime = null;
var continueOnError = ContinueOnError.Get(context);
try
{
existingConnection = DbConnection = ExistingDbConnection.Get(context);
connString = ConnectionString.Get(context);
provName = ProviderName.Get(context);
tableName = TableName.Get(context);
dataTable = DataTable.Get(context);
columnNames = ColumnNames.Get(context);
executorRuntime = context.GetExtension <IExecutorRuntime>();
connSecureString = ConnectionSecureString.Get(context);
ConnectionHelper.ConnectionValidation(existingConnection, connSecureString, connString, provName);
affectedRecords = await Task.Run(() =>
{
DbConnection = DbConnection ?? new DatabaseConnection().Initialize(connString != null ? connString : new NetworkCredential("", connSecureString).Password, provName);
if (DbConnection == null)
{
return(0);
}
if (executorRuntime != null && executorRuntime.HasFeature(ExecutorFeatureKeys.LogMessage))
{
return(DbConnection.BulkUpdateDataTable(BulkUpdateFlag, tableName, dataTable, columnNames, executorRuntime));
}
else
{
return(DbConnection.BulkUpdateDataTable(BulkUpdateFlag, tableName, dataTable, columnNames));
}
});
}
catch (Exception ex)
{
HandleException(ex, continueOnError);
}
finally
{
if (existingConnection == null)
{
DbConnection?.Dispose();
}
}
return(asyncCodeActivityContext =>
{
AffectedRecords.Set(asyncCodeActivityContext, affectedRecords);
});
}
/// <summary>
/// Executes the user code to retrieve the task.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
Task ExecuteInternalAsync(AsyncCodeActivityContext context)
{
// search local, for an executor scope, or default to the extension
return(ExecuteAsync(context,
Executor ??
context.GetProperty <AsyncTaskExecutorHandle>()?.Executor ??
context.GetExtension <AsyncTaskExtension>().Executor));
}
protected override void EndExecute(AsyncCodeActivityContext context, IAsyncResult result)
{
AsyncGroupResult endResult = result as AsyncGroupResult;
if (endResult != null)
{
NextNode.Set(context, endResult.NextNode);
endResult.Dispose();
}
if (endResult.Exception != null)
{
INotificationCallback callBack = context.GetExtension <INotificationCallback>();
callBack.SendClientNotification(new ComponentProcessMessage().CreateErrorMessage(
Batch.Get(context).Id,
Group.Get(context).Id,
new Guid(),
endResult.Exception.Message));
}
else
{
INotificationCallback callBack = context.GetExtension <INotificationCallback>();
if (callBack != null)
{
callBack.SendClientNotification(new ComponentProcessMessage().CreateServerMessage(
Batch.Get(context).Id,
Group.Get(context).Id,
new Guid(),
"Group Ended"));
}
}
if (endResult.Exception != null && !context.IsCancellationRequested)
{
throw new ApplicationException("Error generating reports. See inner for details", endResult.Exception);
}
}
protected override IAsyncResult BeginExecute(AsyncCodeActivityContext activityContext, AsyncCallback callback, object state)
{
QueryPartitionBase querypartition = QueryPartition.Get(activityContext);
using (Context context = querypartition.Query.CreateContext(this, activityContext, ConnectionMode.AutoOpen, TransactionMode.AutoCommit))
{
querypartition.PrepareExecuteQuery(context, activityContext.GetExtension <IScheduler>());
}
Guid workflowInstanceGuid = activityContext.WorkflowInstanceId;
string activityInstanceId = activityContext.ActivityInstanceId;
return(EnqueueAsync(_ => OnAsyncExecute(workflowInstanceGuid, activityInstanceId, querypartition), callback, state));
}
protected override IAsyncResult BeginExecute(AsyncCodeActivityContext context, AsyncCallback callback, object state)
{
TestTraceListenerExtension listenerExtension = context.GetExtension <TestTraceListenerExtension>();
UserTrace.Trace(listenerExtension, context.WorkflowInstanceId, AsyncOperationBlockEntered);
AsyncWorkState asyncWorkState = new AsyncWorkState()
{
InstanceID = context.WorkflowInstanceId,
Duration = this.Duration.Get(context),
ListenerExtension = listenerExtension
};
return(new AsyncOperationBlockActivityAsyncResult(asyncWorkState, callback, state));
}
protected override IAsyncResult BeginExecute(AsyncCodeActivityContext activityContext, AsyncCallback callback, object state)
{
var query = Query.Get(activityContext);
var tableReference = TableReference.Get(activityContext);
string connectionString, sql;
using (Context context = query.CreateContext(this, activityContext, ConnectionMode.AutoOpen, TransactionMode.AutoCommit))
{
query.InitializeQueryObject(context, activityContext.GetExtension <IScheduler>(), false);
query.PrepareComputeTableStatistics(context, tableReference, out connectionString, out sql);
}
Guid workflowInstanceGuid = activityContext.WorkflowInstanceId;
string activityInstanceId = activityContext.ActivityInstanceId;
return(EnqueueAsync(_ => OnAsyncExecute(workflowInstanceGuid, activityInstanceId, query, tableReference, connectionString, sql), callback, state));
}
protected override IAsyncResult BeginExecute(AsyncCodeActivityContext context, AsyncCallback callback, object state)
{
string fn = Filename.Get(context);
if (string.IsNullOrWhiteSpace(fn))
{
throw new ArgumentNullException("Filename", "Missing filename to execute.");
}
string args = Arguments.Get(context);
TextWriter tw = context.GetExtension <TextWriter>() ?? Console.Out;
Func <int> exec = () =>
{
ProcessStartInfo psi = new ProcessStartInfo(fn)
{
CreateNoWindow = true,
ErrorDialog = false,
WindowStyle = ProcessWindowStyle.Hidden,
RedirectStandardError = true,
RedirectStandardOutput = true,
UseShellExecute = this.UseShellExec,
};
if (!string.IsNullOrEmpty(args))
{
psi.Arguments = args;
}
_process = Process.Start(psi);
_process.OutputDataReceived += (sender, eventArgs) => tw.WriteLine(eventArgs.Data);
_process.ErrorDataReceived += (sender, eventArgs) => tw.WriteLine(eventArgs.Data);
_process.WaitForExit();
int rc = _process.ExitCode;
_process = null;
return(rc);
};
context.UserState = exec;
return(exec.BeginInvoke(callback, state));
}
/// <summary>
/// When implemented in a derived class and using the specified execution context, callback method, and user state, enqueues an asynchronous activity in a run-time workflow.
/// </summary>
/// <returns>
/// An object.
/// </returns>
/// <param name="context">Information that defines the execution environment for the <see cref="T:System.Activities.AsyncCodeActivity"/>.</param><param name="callback">The method to be called after the asynchronous activity and completion notification have occurred.</param><param name="state">An object that saves variable information for an instance of an asynchronous activity.</param>
protected override IAsyncResult BeginExecute(AsyncCodeActivityContext context, AsyncCallback callback, object state)
{
TextReader textReader = context.GetExtension <TextReader>() ?? Console.In;
if (textReader == null)
{
throw new Exception("Missing TextReader extension for ReadLine activity.");
}
var tcs = new TaskCompletionSource <string>(state);
Task <string> task = textReader.ReadLineAsync();
task.ContinueWith(tr =>
{
// Copy the Task.Result into the Task WF sees.
if (tr.IsFaulted)
{
tcs.TrySetException(tr.Exception.InnerExceptions);
}
else if (tr.IsCanceled)
{
tcs.TrySetCanceled();
}
else
{
tcs.TrySetResult(tr.Result);
}
// Invoke the callback so WF sees it.
if (callback != null)
{
callback(tcs.Task);
}
});
return(tcs.Task);
}
