boolBuilder.cxx

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// $Id: boolBuilder.cxx,v 1.1 2007/02/09 04:44:14 fmwk Exp $
//
//
// messier@indiana.edu
#include "XMLInterface/boolBuilder.h"
#include "XMLInterface/Stack.h"
#include "XMLInterface/ChString.h"
#include <vector>
#include <iostream>

// Create and instance to be used by the XML parser
static xmli::boolBuilder gsBuilder("bool");

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

xmli::boolBuilder::boolBuilder(const char* tag) : xmli::Builder(tag) { }

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

void xmli::boolBuilder::Build(const xmli::AttributeList& /*attr*/, 
                              const std::string& buffer) 
{
//======================================================================
// Construct a vector<bool> from XML data
//  attr - unused...
//  buffer - space-separated tokens representing bool values
//======================================================================
  bool                     b;
  std::vector<std::string> vs;
  std::vector<bool>        vb;

  // Split the string in to sub fields and extra the values from each
  // sub-field
  xmli::ChString::Split(buffer.c_str()," ,\n\t\r",vs);
  std::vector<std::string>::iterator itr(vs.begin());  
  std::vector<std::string>::iterator itrEnd(vs.end());
  for (; itr!=itrEnd; ++itr) {
    if      (xmli::ChString::IsTrue(*itr))  b = 1;
    else if (xmli::ChString::IsFalse(*itr)) b = 0;
    else abort();
    vb.push_back(b);
  }
  
  // Add this vector of boolean values into the "global" stack
  xmli::Stack<std::vector<bool> >::Instance().push(vb);
}

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