private ProcessInstance UpdateScheme(ProcessInstance processInstance, IDictionary<string, object> parameters = null)
{
ProcessDefinition processDefinition;
ProcessDefinition processScheme;
ProcessInstance processInstance1;
string str;
if (!processInstance.CurrentActivity.IsAutoSchemeUpdate || !processInstance.IsSchemeObsolete && !processInstance.IsDeterminingParametersChanged)
{
return processInstance;
}
List<SchemaWasChangedEventArgs> schemaWasChangedEventArgs = new List<SchemaWasChangedEventArgs>();
bool flag = false;
try
{
this.SetProcessNewStatus(processInstance, ProcessStatus.Running);
ProcessInstancesTree processInstancesTree = this.GetProcessInstancesTree(processInstance);
ProcessInstancesTree nodeById = processInstancesTree.GetNodeById(processInstance.ProcessId, true);
if (parameters == null)
{
NeedDeterminingParametersEventArgs needDeterminingParametersEventArg = new NeedDeterminingParametersEventArgs()
{
ProcessId = processInstance.RootProcessId
};
if (this.OnNeedDeterminingParameters != null)
{
this.OnNeedDeterminingParameters(this, needDeterminingParametersEventArg);
}
if (needDeterminingParametersEventArg.DeterminingParameters == null)
{
needDeterminingParametersEventArg.DeterminingParameters = new Dictionary<string, object>();
}
parameters = needDeterminingParametersEventArg.DeterminingParameters;
}
str = (string.IsNullOrEmpty(processInstance.ProcessScheme.RootSchemeCode) ? processInstance.ProcessScheme.Name : processInstance.ProcessScheme.RootSchemeCode);
ProcessDefinition processDefinition1 = this.Builder.CreateNewProcessScheme(str, parameters);
if (processInstance.IsSubprocess)
{
string name = nodeById.Name;
TransitionDefinition transitionDefinition = null;
try
{
transitionDefinition = processDefinition1.FindTransition(name);
}
catch (TransitionNotFoundException transitionNotFoundException)
{
}
ProcessInstance processInstance2 = this.Builder.GetProcessInstance(processInstancesTree.Root.Id);
processScheme = processInstance2.ProcessScheme;
if (transitionDefinition == null)
{
if (this.OnStartingTransitionNotFound == null)
{
this.DropProcesses(new List<Guid>()
{
processInstance.ProcessId
}, processInstancesTree);
this.SaveProcessInstancesTree(processInstancesTree);
flag = true;
processInstance1 = null;
return processInstance1;
}
else
{
StartingTransitionNotFoundEventArgs startingTransitionNotFoundEventArg = new StartingTransitionNotFoundEventArgs(processInstance.ProcessId, processInstancesTree.Root.Id, processScheme, processDefinition1, name);
this.OnStartingTransitionNotFound(this, startingTransitionNotFoundEventArg);
if (startingTransitionNotFoundEventArg.Decision == StartingTransitionNotFoundEventArgs.SubprocessUpdateDecision.DropProcess)
{
this.DropProcesses(new List<Guid>()
{
processInstance.ProcessId
}, processInstancesTree);
this.SaveProcessInstancesTree(processInstancesTree);
flag = true;
processInstance1 = null;
return processInstance1;
}
else if (startingTransitionNotFoundEventArg.Decision == StartingTransitionNotFoundEventArgs.SubprocessUpdateDecision.Ignore)
{
processInstance1 = processInstance;
return processInstance1;
}
else if (startingTransitionNotFoundEventArg.Decision == StartingTransitionNotFoundEventArgs.SubprocessUpdateDecision.StartWithNewTransition)
{
transitionDefinition = processDefinition1.FindTransition(startingTransitionNotFoundEventArg.NewTransitionName);
}
}
}
processDefinition = this.Builder.CreateNewSubprocessScheme(processDefinition1, transitionDefinition);
}
else
{
processScheme = processInstance.ProcessScheme;
processDefinition = processDefinition1;
}
this.BindProcessToNewScheme(processInstance, processDefinition, schemaWasChangedEventArgs);
this.UpdateChildrenSchemes(nodeById, processScheme, processDefinition1, schemaWasChangedEventArgs);
this.SaveProcessInstancesTree(nodeById);
if (this.OnSchemaWasChanged != null)
{
foreach (SchemaWasChangedEventArgs schemaWasChangedEventArg in schemaWasChangedEventArgs)
{
this.OnSchemaWasChanged(this, schemaWasChangedEventArg);
}
}
this.PersistenceProvider.FillProcessParameters(processInstance);
return processInstance;
}
finally
{
if (!flag)
{
this.SetIdledStatusAfterSchemaUpdated(processInstance);
}
}
return processInstance1;
}
private void UpdateChildrenSchemes(ProcessInstancesTree currentNode, ProcessDefinition oldRootScheme, ProcessDefinition newRootScheme, List<SchemaWasChangedEventArgs> changes)
{
if (!currentNode.Children.Any<ProcessInstancesTree>())
{
return;
}
foreach (ProcessInstancesTree child in currentNode.Children)
{
ProcessInstance processInstance = this.Builder.GetProcessInstance(child.Id);
bool flag = false;
try
{
this.SetProcessNewStatus(processInstance, ProcessStatus.Running);
this.PersistenceProvider.FillSystemProcessParameters(processInstance);
if (processInstance.CurrentActivity.IsAutoSchemeUpdate)
{
TransitionDefinition transitionDefinition = null;
try
{
transitionDefinition = newRootScheme.FindTransition(child.Name);
}
catch (TransitionNotFoundException transitionNotFoundException)
{
}
if (transitionDefinition != null)
{
ProcessDefinition processDefinition = this.Builder.CreateNewSubprocessScheme(newRootScheme, transitionDefinition);
this.BindProcessToNewScheme(processInstance, processDefinition, changes);
}
else if (this.OnStartingTransitionNotFound == null)
{
this.DropProcesses(new List<Guid>()
{
processInstance.ProcessId
}, currentNode);
flag = true;
continue;
}
else
{
StartingTransitionNotFoundEventArgs startingTransitionNotFoundEventArg = new StartingTransitionNotFoundEventArgs(processInstance.ProcessId, processInstance.RootProcessId, oldRootScheme, newRootScheme, child.Name);
this.OnStartingTransitionNotFound(this, startingTransitionNotFoundEventArg);
if (startingTransitionNotFoundEventArg.Decision == StartingTransitionNotFoundEventArgs.SubprocessUpdateDecision.DropProcess)
{
this.DropProcesses(new List<Guid>()
{
processInstance.ProcessId
}, currentNode);
flag = true;
continue;
}
else if (startingTransitionNotFoundEventArg.Decision == StartingTransitionNotFoundEventArgs.SubprocessUpdateDecision.Ignore)
{
continue;
}
else if (startingTransitionNotFoundEventArg.Decision == StartingTransitionNotFoundEventArgs.SubprocessUpdateDecision.StartWithNewTransition)
{
transitionDefinition = newRootScheme.FindTransition(startingTransitionNotFoundEventArg.NewTransitionName);
ProcessDefinition processDefinition1 = this.Builder.CreateNewSubprocessScheme(newRootScheme, transitionDefinition);
this.BindProcessToNewScheme(processInstance, processDefinition1, changes);
}
}
}
this.UpdateChildrenSchemes(child, oldRootScheme, newRootScheme, changes);
}
finally
{
if (!flag)
{
this.SetIdledStatusAfterSchemaUpdated(processInstance);
}
}
}
}
