Method Set

Common/ExecutionModel/vtkInformationExecutivePortVectorKey.cxx:119–163

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
void vtkInformationExecutivePortVectorKey::Set(
  vtkInformation* info, vtkExecutive** executives, int* ports, int length)
{
  if (executives && ports && length > 0)
  {
#ifndef VTK_USE_SINGLE_REF
    // Register our references to all the given executives.
    for (int i = 0; i < length; ++i)
    {
      if (executives[i])
      {
        executives[i]->Register(0);
      }
    }
#endif
    // Store the vector of pointers.
    vtkInformationExecutivePortVectorValue* oldv =
      static_cast<vtkInformationExecutivePortVectorValue*>(this->GetAsObjectBase(info));
    if (oldv && static_cast<int>(oldv->Executives.size()) == length)
    {
      // Replace the existing value.
      oldv->UnRegisterAllExecutives();
      std::copy(executives, executives + length, oldv->Executives.begin());
      std::copy(ports, ports + length, oldv->Ports.begin());
      // Since this sets a value without call SetAsObjectBase(),
      // the info has to be modified here (instead of
      // vtkInformation::SetAsObjectBase()
      info->Modified();
    }
    else
    {
      // Allocate a new value.
      vtkInformationExecutivePortVectorValue* v = new vtkInformationExecutivePortVectorValue;
      v->InitializeObjectBase();
      v->Executives.insert(v->Executives.begin(), executives, executives + length);
      v->Ports.insert(v->Ports.begin(), ports, ports + length);
      this->SetAsObjectBase(info, v);
      v->Delete();
    }
  }
  else
  {
    this->SetAsObjectBase(info, nullptr);
  }
}

//------------------------------------------------------------------------------
vtkExecutive** vtkInformationExecutivePortVectorKey::GetExecutives(vtkInformation* info)