edm::DetSetLazyVector< T > Class Template Reference

#include <DetSetLazyVector.h>

List of all members.

Public Types
typedef std::vector< value_type >	collection_type
typedef boost::transform_iterator < dslv::LazyAdapter< T > , typename collection_type::const_iterator >	const_iterator
typedef detset const &	const_reference
typedef DetSet< T >	detset
typedef collection_type::size_type	size_type
typedef detset	value_type
Public Member Functions
const_iterator	begin () const
	Return an iterator to the first DetSet.
	DetSetLazyVector ()
	DetSetLazyVector (boost::shared_ptr< dslv::LazyGetter< T > > iGetter, const std::vector< det_id_type > &iDets)
bool	empty () const
	Return true if we contain no DetSets.
const_iterator	end () const
	Return the off-the-end iterator.
const_iterator	find (det_id_type id) const
const_reference	operator[] (det_id_type i) const
size_type	size () const
	Return the number of contained DetSets.
void	swap (DetSetLazyVector &other)
Private Member Functions
	BOOST_CLASS_REQUIRE (T, boost, LessThanComparableConcept)
Private Attributes
boost::shared_ptr < dslv::LazyGetter< T > >	getter_
collection_type	sets_

---

Detailed Description

template<class T>
class edm::DetSetLazyVector< T >

Definition at line 97 of file DetSetLazyVector.h.

---

Member Typedef Documentation

template<class T>

typedef std::vector<value_type> edm::DetSetLazyVector< T >::collection_type

Definition at line 106 of file DetSetLazyVector.h.

template<class T>

typedef boost::transform_iterator< dslv::LazyAdapter<T>, typename collection_type::const_iterator > edm::DetSetLazyVector< T >::const_iterator

Definition at line 111 of file DetSetLazyVector.h.

template<class T>

typedef detset const& edm::DetSetLazyVector< T >::const_reference

Definition at line 108 of file DetSetLazyVector.h.

template<class T>

typedef DetSet<T> edm::DetSetLazyVector< T >::detset

Definition at line 104 of file DetSetLazyVector.h.

template<class T>

typedef collection_type::size_type edm::DetSetLazyVector< T >::size_type

Definition at line 112 of file DetSetLazyVector.h.

template<class T>

typedef detset edm::DetSetLazyVector< T >::value_type

Definition at line 105 of file DetSetLazyVector.h.

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Constructor & Destructor Documentation

template<class T>

edm::DetSetLazyVector< T >::DetSetLazyVector

(

)

[inline]

Compiler-generated default c'tor, copy c'tor, d'tor and assignment are correct.

Definition at line 121 of file DetSetLazyVector.h.

{}

template<class T>

edm::DetSetLazyVector< T >::DetSetLazyVector	(	boost::shared_ptr< dslv::LazyGetter< T > >	iGetter,
		const std::vector< det_id_type > &	iDets
	)		[inline]

Definition at line 123 of file DetSetLazyVector.h.

References edm::DetSetLazyVector< T >::sets_.

                                                                                                       :
    sets_(),
    getter_(iGetter) {
        sets_.reserve(iDets.size());
        det_id_type sanityCheck = 0;
        for(std::vector<det_id_type>::const_iterator itDetId = iDets.begin(), itDetIdEnd = iDets.end();
            itDetId != itDetIdEnd;
            ++itDetId) {
          assert(sanityCheck <= *itDetId && "vector of det_id_type was not ordered");
          sanityCheck = *itDetId;
          sets_.push_back(DetSet<T>(*itDetId));
        }
      }

---

Member Function Documentation

template<class T >

DetSetLazyVector< T >::const_iterator edm::DetSetLazyVector< T >::begin

(

void

)

const [inline]

Return an iterator to the first DetSet.

Definition at line 239 of file DetSetLazyVector.h.

  {
    dslv::LazyAdapter<T> adapter(getter_);
    return boost::make_transform_iterator(sets_.begin(),adapter);
  }

template<class T>

edm::DetSetLazyVector< T >::BOOST_CLASS_REQUIRE	(	T	,
		boost	,
		LessThanComparableConcept
	)		[private]

DetSetVector requires that T objects can be compared with operator<.

template<class T >

bool edm::DetSetLazyVector< T >::empty

(

)

const [inline]

Return true if we contain no DetSets.

Definition at line 187 of file DetSetLazyVector.h.

  {
    return sets_.empty();
  }

template<class T >

DetSetLazyVector< T >::const_iterator edm::DetSetLazyVector< T >::end

(

void

)

const [inline]

Return the off-the-end iterator.

Definition at line 248 of file DetSetLazyVector.h.

  {
    dslv::LazyAdapter<T> adapter(getter_);
    return boost::make_transform_iterator(sets_.end(),adapter);
  }

template<class T >

DetSetLazyVector< T >::const_iterator edm::DetSetLazyVector< T >::find

(

det_id_type

id

)

const [inline]

Return an iterator to the DetSet with the given id, or end() if there is no such DetSet.

Definition at line 203 of file DetSetLazyVector.h.

References relativeConstraints::empty, ExpressReco_HICollisions_FallBack::id, and L1TEmulatorMonitor_cff::p.

  {
    if(empty()) {
      dslv::LazyAdapter<T> adapter(getter_);
      return boost::make_transform_iterator(sets_.end(),adapter);
    }
    //NOTE: using collection_type::const_iterator and NOT const_iterator. We do this to avoid calling the
    // dereferencing operation on const_iterator which would cause the 'lazy update' to happen
    std::pair<typename collection_type::const_iterator,typename collection_type::const_iterator> p = 
    std::equal_range(sets_.begin(), sets_.end(), id);
    if (p.first == p.second) {
      dslv::LazyAdapter<T> adapter(getter_);
      return boost::make_transform_iterator(sets_.end(),adapter);
    }
    // The range indicated by [p.first, p.second) should be exactly of
    // length 1.
    assert(std::distance(p.first, p.second) == 1);
    dslv::LazyAdapter<T> adapter(getter_);
    return boost::make_transform_iterator(p.first,adapter);
  }

template<class T >

DetSetLazyVector< T >::const_reference edm::DetSetLazyVector< T >::operator[]

(

det_id_type

i

)

const [inline]

Return a reference to the DetSet with the given detector ID. If there is no such DetSet, we throw an edm::Exception. DO NOT MODIFY THE id DATA MEMBER OF THE REFERENCED DetSet!**

Definition at line 227 of file DetSetLazyVector.h.

References edm::dslvdetail::_throw_range(), end, and spr::find().

  {
    // Find the right DetSet, and return a reference to it.  Throw if
    // there is none.
    const_iterator it = this->find(i);
    if (it == this->end()) dslvdetail::_throw_range(i);
    return *it;
  }

template<class T >

DetSetLazyVector< T >::size_type edm::DetSetLazyVector< T >::size

(

void

)

const [inline]

Return the number of contained DetSets.

Definition at line 195 of file DetSetLazyVector.h.

  {
    return sets_.size();
  }

template<class T >

void edm::DetSetLazyVector< T >::swap

(

DetSetLazyVector< T > &

other

)

[inline]

Definition at line 178 of file DetSetLazyVector.h.

References edm::DetSetLazyVector< T >::getter_, edm::DetSetLazyVector< T >::sets_, and edm::swap().

Referenced by edm::swap().

  {
    sets_.swap(other.sets_);
    std::swap(getter_,other.getter_);
  }

---

Member Data Documentation

template<class T>

boost::shared_ptr<dslv::LazyGetter<T> > edm::DetSetLazyVector< T >::getter_ [private]

Definition at line 172 of file DetSetLazyVector.h.

Referenced by edm::DetSetLazyVector< T >::swap().

template<class T>

collection_type edm::DetSetLazyVector< T >::sets_ [private]

This function will be called by the edm::Event after the DetSetVector has been inserted into the Event.

Definition at line 171 of file DetSetLazyVector.h.

Referenced by edm::DetSetLazyVector< T >::DetSetLazyVector(), and edm::DetSetLazyVector< T >::swap().