artg4tk::StringIDs Class Reference

#include "StringIDs.hh"

Public Member Functions
	StringIDs ()
virtual	~StringIDs ()
void	initialize ()
unsigned int	idGivenString (const std::string &s)
void	reset (StringIDs const &desired)
const std::string &	stringGivenID (unsigned int id) const
unsigned int	size () const

Private Attributes
std::vector< std::string >	stringVec_
std::map< std::string, unsigned int >	stringToIdMap_

Detailed Description

Definition at line 26 of file StringIDs.hh.

Constructor & Destructor Documentation

artg4tk::StringIDs::StringIDs

(

)

Definition at line 10 of file StringIDs.cc.

{}

virtual artg4tk::StringIDs::~StringIDs ( )

inlinevirtual

Definition at line 33 of file StringIDs.hh.

References idGivenString(), initialize(), and reset().

{}

Member Function Documentation

unsigned int artg4tk::StringIDs::idGivenString

(

const std::string &

s

)

Definition at line 31 of file StringIDs.cc.

References stringToIdMap_, and stringVec_.

Referenced by ~StringIDs().

{
  // Do we already have s?
  unsigned int val = 0;
  bool found = false;

  // If the string vector is not empty, then we have to look in the map
  if (!stringVec_.empty()) {

    // If the map is empty, then it hasn't been initialized. Throw.
    if (stringToIdMap_.empty()) {
      throw cet::exception("STRINGIDS") << "You forgot to initialize the StringIds object"
                                        << "\n";
    }

    // Look in the map for the ID number
    auto mapIter = stringToIdMap_.find(s);
    if (mapIter != stringToIdMap_.end()) {
      // Found it
      val = mapIter->second;
      found = true;
    }
  }

  if (!found) {
    // String not found, add it
    val = stringVec_.size();
    stringVec_.push_back(s);
    stringToIdMap_[s] = val;
  }

  return val;
}

void artg4tk::StringIDs::initialize

(

)

Definition at line 17 of file StringIDs.cc.

References stringToIdMap_, and stringVec_.

Referenced by reset(), and ~StringIDs().

{

  // If the string is not empty, then create the map
  if (!stringVec_.empty()) {
    unsigned int count = 0;
    for (auto entry : stringVec_) {
      stringToIdMap_.insert(std::pair<std::string, unsigned int>(entry, count));
    }
  }
}

void artg4tk::StringIDs::reset

(

StringIDs const &

desired

)

Definition at line 67 of file StringIDs.cc.

References initialize(), and stringVec_.

Referenced by ~StringIDs().

{

  // Replace contents
  stringVec_ = desired.stringVec_;

  // Re-initialize
  initialize();
}

unsigned int artg4tk::StringIDs::size ( void  ) const

inline

Definition at line 58 of file StringIDs.hh.

References stringVec_.

    {
      return stringVec_.size();
    }

const std::string& artg4tk::StringIDs::stringGivenID ( unsigned int  id ) const

inline

Definition at line 51 of file StringIDs.hh.

References stringVec_.

    {
      return stringVec_.at(id);
    }

Member Data Documentation

std::map<std::string, unsigned int> artg4tk::StringIDs::stringToIdMap_

private

Definition at line 69 of file StringIDs.hh.

Referenced by idGivenString(), and initialize().

std::vector<std::string> artg4tk::StringIDs::stringVec_

private

Definition at line 65 of file StringIDs.hh.

Referenced by idGivenString(), initialize(), reset(), size(), and stringGivenID().

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The documentation for this class was generated from the following files:

• artg4tk/v12_00_03/source/artg4tk/util/StringIDs.hh
• artg4tk/v12_00_03/source/artg4tk/util/StringIDs.cc