private static void _onSchemaWasChanged(object sender, SchemaWasChangedEventArgs schemaWasChangedEventArgs)
{
var processId = schemaWasChangedEventArgs.ProcessId;
var currentActivity = Runtime.GetCurrentActivityName(processId);
var currentState = Runtime.GetCurrentStateName(processId);
var newScheme = Runtime.GetProcessScheme(processId);
ActivityDefinition oldActivity = null;
try
{
oldActivity = newScheme.FindActivity(currentActivity);
}
catch (ActivityNotFoundException)
{
}
//Если в новой схеме есть активити в которой находился наш процесс то ничего не делаем
if (oldActivity != null)
return;
//Если в новой схеме есть состояние в котором мы находились то производим установку в него
if (
newScheme.Activities.Any(
a =>
!string.IsNullOrEmpty(a.State) &&
a.State.Equals(currentState, StringComparison.InvariantCultureIgnoreCase)))
{
var param = new Dictionary<string, object>
{
{"Comment", "Automatic synchronization of the status, due to changing in the route of the document."}
};
_runtime.SetState(processId, null, null, currentState, param);
return;
}
//Ставим в начальный статус
if (!string.IsNullOrEmpty(newScheme.InitialActivity.State))
{
var param = new Dictionary<string, object>
{
{"Comment", string.Format("Process was set in initial state, due to state with name {0} was not found in new route.",currentState)}
};
Runtime.SetState(processId, null, null, newScheme.InitialActivity.State, param);
return;
}
}
private void BindProcessToNewScheme(ProcessInstance processInstance, ProcessDefinition updatedProcessScheme, List<SchemaWasChangedEventArgs> changes)
{
bool ısSchemeObsolete = processInstance.IsSchemeObsolete;
bool ısDeterminingParametersChanged = processInstance.IsDeterminingParametersChanged;
processInstance.SchemeId = updatedProcessScheme.Id;
processInstance.IsSchemeObsolete = false;
processInstance.IsDeterminingParametersChanged = false;
processInstance.ProcessScheme = updatedProcessScheme;
this.PersistenceProvider.BindProcessToNewScheme(processInstance, true);
SchemaWasChangedEventArgs schemaWasChangedEventArg = new SchemaWasChangedEventArgs()
{
DeterminingParametersWasChanged = ısDeterminingParametersChanged,
ProcessId = processInstance.ProcessId,
SchemeId = processInstance.SchemeId,
SchemaWasObsolete = ısSchemeObsolete
};
changes.Add(schemaWasChangedEventArg);
processInstance.SchemeId = updatedProcessScheme.Id;
processInstance.IsSchemeObsolete = false;
processInstance.IsDeterminingParametersChanged = false;
processInstance.ProcessScheme = updatedProcessScheme;
this.PersistenceProvider.BindProcessToNewScheme(processInstance, true);
}