freParameterListIO.cxx

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/*=========================================================================

  Program:   F.R.E.E. - flexible registration evaluation engine
  Version:   v.1.0.0
  Date:      $Date: 2007/05/04 12:00:00 $
  Module:    $RCSfile: freParameterListIO.cxx,v $
  Language:  C++



  Copyright (c) 2007 Ralf o Floca (Department of Medical Informatics,
  Institute for Medical Biometry and Informatics, University of Heidelberg,
  Germany). All rights reserved.
  See FREECopyright.txt or http://www.mi.med.uni-hd.de/free/copyright.htm
  for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/

#include "freParameterListIO.h"

#include "freSessionAccessor.h"

namespace FREE
{
void
ParameterListIO::
SetComponentCache(SessionComponentCache* pCache)
{
  m_pCache = pCache;
};

SessionComponentCache*
ParameterListIO::
GetComponentCache()
{
  return m_pCache;
};

ParameterListIO::~ParameterListIO()
{
};

ParameterListIO::
ParameterListIO()
{
  m_pCache = 0;
};

void
ParameterListIO::
AddParameterLink(const std::string& sName, const IDPath& idPath)
{
  m_Links[sName] = idPath;
};

void
ParameterListIO::
DeleteParameterLink(const std::string& sName)
{
  m_Links.erase(sName);
};

IDPath
ParameterListIO::
GetParameterLink(const std::string& sName)
{
  return m_Links[sName];
};

void
ParameterListIO::
ResetParameterLinks()
{
  m_Links.clear();
};

void
ParameterListIO::
SaveListToFile(const std::string& sFileName)
{
  if (!m_pCache) throwExceptionMacro("Error. Cannot save parameters. No cache specified.");
  ParameterCollection parameterList;

  for (ParameterLinkMapType::const_iterator pos= m_Links.begin(); pos!=m_Links.end(); pos++)
  {
    Parameter::Pointer smpSourceParam = SessionAccessor::GetParameterByIDPath(m_pCache, pos->second);
    if (smpSourceParam.IsNull()) throwExceptionMacro("Error. Cannot save parameter. Link does not point to an existant parameter. Link: "<<pos->second.ToStr());

    Parameter::Pointer smpDestParam = parameterList.AddParameter(pos->first);
    smpDestParam->operator = (*(smpSourceParam.GetPointer()));
    smpDestParam->SetParameterName(pos->first);
  }

  try
  {
    parameterList.SaveToFile(sFileName);
  }
  catchAllNPassMacro("Error while saving parameter list");
};
  
void
ParameterListIO::
LoadListFromFile(const std::string& sFileName)
{
  if (!m_pCache) throwExceptionMacro("Error. Cannot load parameters. No cache specified.");
  if (! (m_pCache->Setup())) throwExceptionMacro("Error. Cannot load parameters. cache has no setup.");

  ParameterCollection parameterList;
  try
  {
    parameterList.LoadFromFile(sFileName);
  }
  catchAllNPassMacro("Error while saving parameter list");

  for (ParameterLinkMapType::const_iterator pos= m_Links.begin(); pos!=m_Links.end(); pos++)
  {
    Parameter::Pointer smpSourceParam = parameterList.GetParameter(pos->first);
    if (smpSourceParam.IsNull()) throwExceptionMacro("Error. Cannot set parameter. Parameter is not in list. File: "<<sFileName<<"; Parameter: "<<pos->first);

    ComponentSetup* pCompSetup = m_pCache->Setup()->GetComponentByIDPath(pos->second.GetParentComponentIDPath());

    if (!pCompSetup) throwExceptionMacro("Error. Cannot set parameter. Link does not point to an existant component. Link: "<<pos->second.ToStr());

    Parameter::Pointer smpDestParam = pCompSetup->Parameters().GetParameter(pos->second.GetParameterName());

    if (smpDestParam.IsNull()) throwExceptionMacro("Error. Cannot set parameter. Link does not point to an existant parameter. Link: "<<pos->second.ToStr());

    smpDestParam->operator = (*(smpSourceParam.GetPointer()));
    smpDestParam->SetParameterName(pos->second.GetParameterName());
  }
};
  

} //end of namespace

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