private async Task <bool> Execute(BPMNExecutionContext context, CancellationToken token)
{
var pointer = context.Pointer;
var nodeDef = context.Instance.GetDefinition(pointer.FlowNodeId);
var res = await _processorFactory.Execute(context, nodeDef, token);
var result = res as BPMNExecutionResult;
var isRestarted = result.IsRestarted;
if (result.IsNext)
{
var ids = context.Instance.CompleteExecutionPointer(pointer, result.NextFlowNodeIds, result.Tokens.ToList());
if (result.IsEltInstanceCompleted)
{
context.Instance.CompleteFlowNodeInstance(pointer.InstanceFlowNodeId);
}
if (result.IsNewExecutionPointerRequired)
{
context.Instance.LaunchNewExecutionPointer(pointer);
}
foreach (var id in ids)
{
var executionPointer = context.Instance.GetExecutionPointer(pointer.ExecutionPathId, id);
var newExecutionContext = context.New(executionPointer);
var secondResult = await Execute(newExecutionContext, token);
isRestarted = isRestarted || secondResult;
}
}
return(isRestarted);
}
private async Task Execute(BPMNExecutionContext context, CancellationToken token)
{
var pointer = context.Pointer;
var nodeDef = context.Instance.GetDefinition(pointer.FlowNodeId);
var result = (await _processorFactory.Execute(context, nodeDef, token)) as BPMNExecutionResult;
if (result.IsNext)
{
var ids = context.Instance.CompleteExecutionPointer(pointer, result.NextFlowNodeIds, result.Tokens);
if (result.IsEltInstanceCompleted)
{
context.Instance.CompleteFlowNodeInstance(pointer.InstanceFlowNodeId);
}
if (result.IsNewExecutionPointerRequired)
{
context.Instance.LaunchNewExecutionPointer(pointer);
}
foreach (var id in ids)
{
var executionPointer = context.Instance.GetExecutionPointer(pointer.ExecutionPathId, id);
var newExecutionContext = context.New(executionPointer);
await Execute(newExecutionContext, token);
}
}
}