ConfigBuilder.cxx

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// $Id: ConfigBuilder.cxx,v 1.1 2007/02/09 05:38:27 fmwk Exp $
//
//
// messier@indiana.edu
#include "Config/ConfigBuilder.h"
#include "Config/Param.h"
#include "Config/Config.h"
#include "Config/Observer.h"
#include "Config/Table.h"
#include <unistd.h>

void cfg::ConfigBuilder::Publish(cfg::Config* cfg) 
{
//======================================================================
// Publish the configuration cfg so that it is visible to the rest of
// the program. Note that responsibility for the deletion of cfg is
// transferred to the cfg::Table class via this call. *Do not* delete a
// configuration once you publish it!!
//======================================================================
  cfg::Table& t = cfg::Table::Instance();
  
  // Set read/write permissions based on policy
  cfg->SetReadOnly(-1); // -1 = determine from policy

  // Insert the configuration into the table of configurations
  t.AdoptConfig(cfg);
  
  // Alert observers of this configuration to the change it its
  // state
  cfg::Table::ObsList olist;
  t.GetObservers(cfg->GetName(), cfg->GetVersion(), olist);

  cfg::Table::ObsList::iterator    itr(olist.begin());
  cfg::Table::ObsList::iterator itrEnd(olist.end());
  for (; itr!=itrEnd; ++itr) try { (*itr)->Update(*cfg); }
  catch (cfg::Exception e) {
    std::cout << cfg->GetName() << "." << cfg->GetVersion() << " ";
    e.Print();
    exit(-1);
  }
}

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