/// <summary>
/// Executes the specified errors.
/// </summary>
/// <param name="errors">The errors.</param>
/// <returns></returns>
public override Guid Execute(out ErrorResultTO errors)
{
errors = new ErrorResultTO();
// WorkflowApplicationFactory wfFactor = new WorkflowApplicationFactory();
Guid result = GlobalConstants.NullDataListID;
// Set Service Name
DataObject.ServiceName = ServiceAction.ServiceName;
// Set server ID, only if not set yet - original server;
if(DataObject.ServerID == Guid.Empty)
DataObject.ServerID = HostSecurityProvider.Instance.ServerID;
// Set resource ID, only if not set yet - original resource;
if(DataObject.ResourceID == Guid.Empty && ServiceAction != null && ServiceAction.Service != null)
DataObject.ResourceID = ServiceAction.Service.ID;
// Travis : Now set Data List
DataObject.DataList = ServiceAction.DataListSpecification;
// Set original instance ID, only if not set yet - original resource;
if(DataObject.OriginalInstanceID == Guid.Empty)
DataObject.OriginalInstanceID = DataObject.DataListID;
Dev2Logger.Log.Info(String.Format("Started Execution for Service Name:{0} Resource Id:{1} Mode:{2}",DataObject.ServiceName,DataObject.ResourceID,DataObject.IsDebug?"Debug":"Execute"));
//Set execution origin
if(!string.IsNullOrWhiteSpace(DataObject.ParentServiceName))
{
DataObject.ExecutionOrigin = ExecutionOrigin.Workflow;
DataObject.ExecutionOriginDescription = DataObject.ParentServiceName;
}
else if(DataObject.IsDebug)
{
DataObject.ExecutionOrigin = ExecutionOrigin.Debug;
}
else
{
DataObject.ExecutionOrigin = ExecutionOrigin.External;
}
try
{
// BUG 9304 - 2013.05.08 - TWR - Added CompileExpressions
//_workflowHelper.CompileExpressions(theActivity,DataObject.ResourceID);
//IDSFDataObject exeResult = wfFactor.InvokeWorkflow(activity.Value, DataObject,
// new List<object> { EsbChannel, }, instanceId,
// TheWorkspace, bookmark, out errors);
var wfappUtils = new WfApplicationUtils();
IExecutionToken exeToken = new ExecutionToken { IsUserCanceled = false };
DataObject.ExecutionToken = exeToken;
ErrorResultTO invokeErrors;
if (DataObject.IsDebugMode())
{
wfappUtils.DispatchDebugState(DataObject, StateType.Start, DataObject.Environment.HasErrors(), DataObject.Environment.FetchErrors(), out invokeErrors, null, true);
}
Eval(DataObject.ResourceID, DataObject);
if (DataObject.IsDebugMode())
{
wfappUtils.DispatchDebugState(DataObject, StateType.End, DataObject.Environment.HasErrors(), DataObject.Environment.FetchErrors(), out invokeErrors, DateTime.Now, false, true);
}
result = DataObject.DataListID;
}
catch(InvalidWorkflowException iwe)
{
Dev2Logger.Log.Error(iwe);
var msg = iwe.Message;
int start = msg.IndexOf("Flowchart ", StringComparison.Ordinal);
// trap the no start node error so we can replace it with something nicer ;)
errors.AddError(start > 0 ? GlobalConstants.NoStartNodeError : iwe.Message);
}
catch(Exception ex)
{
Dev2Logger.Log.Error(ex);
errors.AddError(ex.Message);
}
finally
{
//ServiceAction.PushActivity(activity);
}
Dev2Logger.Log.Info(String.Format("Completed Execution for Service Name:{0} Resource Id: {1} Mode:{2}",DataObject.ServiceName,DataObject.ResourceID,DataObject.IsDebug?"Debug":"Execute"));
return result;
}
/// <summary>
/// Invokes the workflow impl.
/// </summary>
/// <param name="workflowActivity">The workflow activity.</param>
/// <param name="dataTransferObject">The data transfer object.</param>
/// <param name="executionExtensions">The execution extensions.</param>
/// <param name="instanceId">The instance id.</param>
/// <param name="workspace">The workspace.</param>
/// <param name="bookmarkName">Name of the bookmark.</param>
/// <param name="isDebug">if set to <c>true</c> [is debug].</param>
/// <param name="errors">The errors.</param>
/// <returns></returns>
private IDSFDataObject InvokeWorkflowImpl(Activity workflowActivity, IDSFDataObject dataTransferObject, IList<object> executionExtensions, Guid instanceId, IWorkspace workspace, string bookmarkName, bool isDebug, out ErrorResultTO errors)
{
Tracker.TrackEvent(TrackerEventGroup.Workflows, TrackerEventName.Executed, string.Format("RES-{0}", dataTransferObject.ResourceID));
if(AllErrors == null)
{
AllErrors = new ErrorResultTO();
}
IExecutionToken exeToken = new ExecutionToken { IsUserCanceled = false };
ExecutionStatusCallbackDispatcher.Instance.Post(dataTransferObject.ExecutionCallbackID, ExecutionStatusCallbackMessageType.StartedCallback);
WorkflowApplication wfApp = InitEntryPoint(workflowActivity, dataTransferObject, executionExtensions, instanceId, workspace, bookmarkName);
errors = new ErrorResultTO();
if(wfApp != null)
{
// add termination token
wfApp.Extensions.Add(exeToken);
using(ManualResetEventSlim waitHandle = new ManualResetEventSlim(false))
{
WorkflowApplicationRun run = new WorkflowApplicationRun(this, waitHandle, dataTransferObject, wfApp, workspace, executionExtensions, FetchParentInstanceId(dataTransferObject), isDebug, errors, exeToken);
if(instanceId == Guid.Empty)
{
Interlocked.Increment(ref Balance);
run.Run();
_runTime = DateTime.Now;
waitHandle.Wait();
}
else
{
Interlocked.Increment(ref Balance);
try
{
if(!string.IsNullOrEmpty(bookmarkName))
{
dataTransferObject.CurrentBookmarkName = bookmarkName;
run.Resume(dataTransferObject);
}
else
{
run.Run();
_runTime = DateTime.Now;
}
waitHandle.Wait();
}
catch(InstanceNotReadyException e1)
{
Interlocked.Decrement(ref Balance);
ExecutionStatusCallbackDispatcher.Instance.Post(dataTransferObject.ExecutionCallbackID, ExecutionStatusCallbackMessageType.ErrorCallback);
errors.AddError(e1.Message);
AllErrors.AddError(e1.Message);
return null;
}
catch(InstancePersistenceException e2)
{
Interlocked.Decrement(ref Balance);
ExecutionStatusCallbackDispatcher.Instance.Post(dataTransferObject.ExecutionCallbackID, ExecutionStatusCallbackMessageType.ErrorCallback);
errors.AddError(e2.Message);
AllErrors.AddError(e2.Message);
return run.DataTransferObject.Clone();
}
catch(Exception ex)
{
Interlocked.Decrement(ref Balance);
errors.AddError(ex.Message);
AllErrors.AddError(ex.Message);
ExecutionStatusCallbackDispatcher.Instance.Post(dataTransferObject.ExecutionCallbackID, ExecutionStatusCallbackMessageType.ErrorCallback);
return run.DataTransferObject.Clone();
}
}
Interlocked.Decrement(ref Balance);
dataTransferObject = run.DataTransferObject.Clone();
var wfappUtils = new WfApplicationUtils();
ErrorResultTO invokeErrors;
if (dataTransferObject.IsDebugMode())
{
wfappUtils.DispatchDebugState(dataTransferObject, StateType.End, AllErrors.HasErrors(), AllErrors.MakeDisplayReady(), out invokeErrors, _runTime, false, true);
}
//AllErrors.MergeErrors(invokeErrors);
// avoid memory leak ;)
run.Dispose();
}
}
else
{
errors.AddError("Internal System Error : Could not create workflow execution wrapper");
}
return dataTransferObject;
}
Guid ExecuteWf(ErrorResultTO to)
{
Guid result = new Guid();
try
{
// BUG 9304 - 2013.05.08 - TWR - Added CompileExpressions
//_workflowHelper.CompileExpressions(theActivity,DataObject.ResourceID);
//IDSFDataObject exeResult = wfFactor.InvokeWorkflow(activity.Value, DataObject,
// new List<object> { EsbChannel, }, instanceId,
// TheWorkspace, bookmark, out errors);
var wfappUtils = new WfApplicationUtils();
IExecutionToken exeToken = new ExecutionToken { IsUserCanceled = false };
DataObject.ExecutionToken = exeToken;
ErrorResultTO invokeErrors;
if(DataObject.IsDebugMode())
{
wfappUtils.DispatchDebugState(DataObject, StateType.Start, DataObject.Environment.HasErrors(), DataObject.Environment.FetchErrors(), out invokeErrors, DateTime.Now, true, false, false);
}
Eval(DataObject.ResourceID, DataObject);
if(DataObject.IsDebugMode())
{
wfappUtils.DispatchDebugState(DataObject, StateType.End, DataObject.Environment.HasErrors(), DataObject.Environment.FetchErrors(), out invokeErrors, DataObject.StartTime, false, true);
}
result = DataObject.DataListID;
}
catch(InvalidWorkflowException iwe)
{
Dev2Logger.Log.Error(iwe);
var msg = iwe.Message;
int start = msg.IndexOf("Flowchart ", StringComparison.Ordinal);
// trap the no start node error so we can replace it with something nicer ;)
to.AddError(start > 0 ? GlobalConstants.NoStartNodeError : iwe.Message);
}
catch(Exception ex)
{
Dev2Logger.Log.Error(ex);
to.AddError(ex.Message);
}
return result;
}
