dqm::impl Namespace Reference

Classes
struct	Access
struct	AccessMut
class	MonitorElement
struct	MutableMonitorElementData

Typedefs
using	dqmmutex = tbb::spin_mutex

Functions
static TH1 *	checkRootObject (const std::string &name, TObject *tobj, const char *func, int reqdim)

Typedef Documentation

using dqm::impl::dqmmutex = typedef tbb::spin_mutex

Definition at line 79 of file MonitorElement.h.

Function Documentation

static TH1* dqm::impl::checkRootObject ( const std::string &  name, TObject *  tobj, const char *  func, int  reqdim  )

static

Definition at line 16 of file MonitorElement.cc.

References Exception, and h.

Referenced by dqm::impl::MonitorElement::accessRootObject().

                                                                                                  {
    if (!tobj)
      throw cms::Exception("MonitorElementError") << "Method '" << func
                                                  << "' cannot be invoked on monitor"
                                                     " element '"
                                                  << name << "' because it is not a ROOT object.";

    auto *h = static_cast<TH1 *>(tobj);
    int ndim = h->GetDimension();
    if (reqdim < 0 || reqdim > ndim)
      throw cms::Exception("MonitorElementError") << "Method '" << func
                                                  << "' cannot be invoked on monitor"
                                                     " element '"
                                                  << name << "' because it requires " << reqdim
                                                  << " dimensions; this"
                                                     " object of type '"
                                                  << typeid(*h).name() << "' has " << ndim << " dimensions";

    return h;
  }