edm::InputSourceFactory Class Reference

#include <InputSourceFactory.h>

Public Member Functions
std::auto_ptr< InputSource >	makeInputSource (ParameterSet const &, InputSourceDescription const &) const
	~InputSourceFactory ()

Static Public Member Functions
static InputSourceFactory *	get ()

Private Member Functions
	InputSourceFactory ()

Static Private Attributes
static InputSourceFactory	singleInstance_

Detailed Description

Definition at line 16 of file InputSourceFactory.h.

Constructor & Destructor Documentation

edm::InputSourceFactory::~InputSourceFactory

(

)

Definition at line 13 of file InputSourceFactory.cc.

  {
  }

edm::InputSourceFactory::InputSourceFactory ( )

private

Definition at line 17 of file InputSourceFactory.cc.

  {
  }

Member Function Documentation

InputSourceFactory * edm::InputSourceFactory::get ( void  )

static

Definition at line 23 of file InputSourceFactory.cc.

References singleInstance_.

Referenced by Options.Options::__getitem__(), and edm::makeInput().

  {
    // will not work with plugin factories
    //static InputSourceFactory f;
    //return &f;

    return &singleInstance_;
  }

std::auto_ptr< InputSource > edm::InputSourceFactory::makeInputSource	(	ParameterSet const &	conf,
		InputSourceDescription const &	desc
	)		const

Definition at line 33 of file InputSourceFactory.cc.

References edm::errors::Configuration, ExpressReco_HICollisions_FallBack::e, edm::hlt::Exception, FDEBUG, reco::get(), and edm::ParameterSet::getParameter().

Referenced by edm::makeInput().

  {
    std::string modtype = conf.getParameter<std::string>("@module_type");
    FDEBUG(1) << "InputSourceFactory: module_type = " << modtype << std::endl;
    std::auto_ptr<InputSource> wm;
    try {
      wm = std::auto_ptr<InputSource>(InputSourcePluginFactory::get()->create(modtype,conf,desc));
    }
    catch(edm::Exception& ex) {
      ex << "\nError occurred while creating source " << modtype << "\n";
      throw;
    }
    catch(cms::Exception& e) {
      e << "\nError occurred while creating source " << modtype << "\n";
      throw;
    }
    
    if(wm.get()==0) {
    throw edm::Exception(errors::Configuration,"NoSourceModule")
      << "InputSource Factory:\n"
      << "Cannot find source type from ParameterSet: "
      << modtype << "\n"
      << "Perhaps your source type is misspelled or is not an EDM Plugin?\n"
      << "Try running EdmPluginDump to obtain a list of available Plugins.";
    }

    wm->registerProducts();

    FDEBUG(1) << "InputSourceFactory: created input source "
          << modtype
          << std::endl;

    return wm;
  }

Member Data Documentation

InputSourceFactory edm::InputSourceFactory::singleInstance_

staticprivate

Definition at line 29 of file InputSourceFactory.h.

Referenced by get().