DDConstant Class Reference

a named constant corresponding to the DDL-XML tag <Constant> and <ConstantsVector> More...

#include <DDConstant.h>

Inheritance diagram for DDConstant:

Public Member Functions
	DDConstant ()
	an uninitialized constant; one can assign an initialized constant to make it valid More...
	DDConstant (const DDName &name)
	a refenrence to a constant More...
	DDConstant (const DDName &name, double *value)
	creation of a new named constant; if it already existed with the given name, it's overwritten with new values More...
	operator double () const
	convert to a double More...
double	value () const
	return the first stored value; does not check boundaries! More...
Public Member Functions inherited from DDBase< DDName, double * >
	DDBase ()
const DDName &	ddname () const
def_type	isDefined () const
bool	isValid () const
	true, if the wrapped pointer is valid More...
const DDName &	name () const
	operator bool () const
bool	operator< (const DDBase &b) const
bool	operator== (const DDBase &b) const
bool	operator> (const DDBase &b) const
const DDI::rep_traits< DDName, double * >::reference	rep () const
DDI::rep_traits< DDName, double * >::reference	rep ()
std::string	toString () const
const DDI::rep_traits< DDName, double * >::reference	val () const
const DDI::rep_traits< DDName, double * >::reference	val ()
virtual	~DDBase ()

Static Public Member Functions
static void	createConstantsFromEvaluator ()
	creates all DDConstants from the variables of the ClhepEvaluator More...
Static Public Member Functions inherited from DDBase< DDName, double * >
static DDI::Store< DDName, double * >::iterator	begin ()
static void	clear ()
static DDI::Store< DDName, double * >::iterator	end ()
static size_t	size ()

Additional Inherited Members
Public Types inherited from DDBase< DDName, double * >
typedef std::pair< const DDName *, bool >	def_type
typedef double *	pimpl_type
typedef DDI::rep_type< DDName, pimpl_type > *	prep_type
typedef DDI::Singleton < DDI::Store< DDName, double * > >	StoreT
Protected Attributes inherited from DDBase< DDName, double * >
prep_type	prep_

Detailed Description

a named constant corresponding to the DDL-XML tag <Constant> and <ConstantsVector>

Definition at line 15 of file DDConstant.h.

Constructor & Destructor Documentation

DDConstant::DDConstant

(

)

an uninitialized constant; one can assign an initialized constant to make it valid

Definition at line 6 of file DDConstant.cc.

: DDBase<DDName,double*>() { }

DDConstant::DDConstant

(

const DDName &

name

)

a refenrence to a constant

Definition at line 9 of file DDConstant.cc.

References DDI::Singleton< I >::instance(), and DDBase< DDName, double * >::prep_.

                                          : DDBase<DDName,double*>() 
{
  prep_ = StoreT::instance().create(name);
}

DDConstant::DDConstant	(	const DDName &	name,
		double *	value
	)

creation of a new named constant; if it already existed with the given name, it's overwritten with new values

Definition at line 14 of file DDConstant.cc.

References DDI::Singleton< I >::instance(), and DDBase< DDName, double * >::prep_.

{
  prep_ = StoreT::instance().create(name,vals);
}  

Member Function Documentation

void DDConstant::createConstantsFromEvaluator ( )

static

creates all DDConstants from the variables of the ClhepEvaluator

Definition at line 34 of file DDConstant.cc.

References ev, ClhepEvaluator::eval(), edm::hlt::Exception, i, DDI::Singleton< I >::instance(), DDBase< DDName, double * >::name(), alignCSCRings::s, AlCaHLTBitMon_QueryRunRegistry::string, create_public_pileup_plots::vals, ClhepEvaluator::values(), and ClhepEvaluator::variables().

Referenced by DDLSAX2FileHandler::createDDConstants(), and DDStreamer::vars_read().

{
  ClhepEvaluator & ev = ExprEvalSingleton::instance();
  ClhepEvaluator * eval = dynamic_cast<ClhepEvaluator*>(&ev);
  if (eval){
    const std::vector<std::string> & vars = eval->variables();
    const std::vector<std::string> & vals = eval->values();
    if (vars.size() != vals.size()) {
      throw cms::Exception("DDException") << "DDConstants::createConstansFromEvaluator(): different size of variable names & values!";
    }
    size_t i(0), s(vars.size());
    for (; i<s; ++i) {
      const std::string & sr = vars[i];
      typedef std::string::size_type ST;
      ST i1 = sr.find("___");
      DDName name(std::string(sr,i1+3,sr.size()-1),std::string(sr,0,i1));       
      double* dv = new double;
      *dv = eval->eval(sr.c_str());
      DDConstant cst(name,dv);//(ddname); 
    }  
  }
  else {
    throw cms::Exception("DDException") << "DDConstants::createConstansFromEvaluator(): expression-evaluator is not a ClhepEvaluator-implementation!";
  }
}

DDConstant::operator double ( ) const

inline

convert to a double

Definition at line 34 of file DDConstant.h.

References DDBase< DDName, double * >::rep().

{ return rep(); }

double DDConstant::value ( ) const

inline

return the first stored value; does not check boundaries!

Definition at line 31 of file DDConstant.h.

References DDBase< DDName, double * >::rep().

Referenced by Types.int32::__nonzero__(), Types.uint32::__nonzero__(), Types.int64::__nonzero__(), Types.uint64::__nonzero__(), Types.double::__nonzero__(), Types.bool::__nonzero__(), Types.string::__nonzero__(), Vispa.Views.PropertyView.FileProperty::buttonClicked(), Types.string::configValue(), Types.FileInPath::configValue(), Mixins.UsingBlock::dumpPython(), Types.int32::insertInto(), Types.uint32::insertInto(), Types.int64::insertInto(), Types.uint64::insertInto(), Mixins.UsingBlock::insertInto(), Types.double::insertInto(), Types.bool::insertInto(), Types.string::insertInto(), Types.FileInPath::insertInto(), Types.vint32::insertInto(), Types.vuint32::insertInto(), Types.vint64::insertInto(), Types.vuint64::insertInto(), Types.vdouble::insertInto(), Types.vbool::insertInto(), Types.vstring::insertInto(), Vispa.Views.PropertyView.FileProperty::labelDoubleClicked(), and operator<<().

{ return rep(); }