BuilderFac.cxx

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// $Id: BuilderFac.cxx,v 1.2 2009/09/01 20:10:53 fmwk Exp $
//
//
// messier@indiana.edu
#include <iostream>
#include <cstdlib>
#include "XMLInterface/BuilderFac.h"

xmli::BuilderFac* xmli::BuilderFac::fInstance = 0;

//......................................................................

xmli::BuilderFac& xmli::BuilderFac::Instance() 
{
//======================================================================
// Return the sole instance of the factory
//======================================================================
  if (fInstance == 0) fInstance = new xmli::BuilderFac;
  return *fInstance;
}

//......................................................................

void xmli::BuilderFac::Register(const char* name, xmli::Builder* b) 
{
//======================================================================
// Insert a builder b into the table.
//   name - XML tag the builder handles
//   b    - builder which handles tag
//======================================================================
  std::string n(name);
  if (fBuilders[n] == 0) { fBuilders[n] = b; return; }
  // else
  std::cerr << "Builder for type '" << name << "' doublely defined.\n";
  std::abort();
}

//......................................................................

xmli::Builder* xmli::BuilderFac::Get(const char* name) 
{
//======================================================================
// Pull builder for tag out of table
//   name - XML tag we need a builder for
//======================================================================
  return this->Get(std::string(name));
}

//......................................................................

xmli::Builder* xmli::BuilderFac::Get(const std::string& name) 
{
//======================================================================
// Pull builder for tag out of table
//   name - XML tag we need a builder for
//======================================================================
  return fBuilders[name];
}

//......................................................................  

xmli::BuilderFac::BuilderFac() { }

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