// DatasetCreator_t.h

#ifndef dset__DatasetCreator_t_H
#define dset__DatasetCreator_t_H

// David Adams
// July 2002
//
// Creator for Dataset test class.
// This should not be included in any library.
//
// XML format is
//
// TestDataset
//   id = iii-jjj
//   parent = iii-jjj
//
// The parent is absent if there is no parent.

#include "dataset_base/DatasetCreator.h"
#include "dataset_util/XmlElement.h"
#include "dataset_base/Dataset_t.h"
#include "dataset_base/DatasetRepository.h"

namespace {

// Creator.
const dset::Dataset*
create(const XmlElement& ele, dset::DatasetRepository* prep) {
  assert( ele.name() == "TestDataset" );
  // Fetch ID.
  assert( ele.has_attribute("id"));
  DatasetId id(ele.attribute("id"));
  assert( id.is_valid() );
  const dset::Dataset* pparent = 0;
  if ( prep != 0 && ele.has_attribute("parent") ) {
    DatasetId pid(ele.attribute("parent"));
    pparent = prep->extract(pid);
    assert( pparent != 0);
  }
  // Fetch content.
  const XmlElement* pxcon =
    ele.single_child(dset::Content::xml_name());
  assert( pxcon != 0 );
  dset::Content con(*pxcon);
  // Fetch location.
  const XmlElement* pxloc =
    ele.single_child(dset::Location::xml_name());
  assert( pxloc != 0 );
  dset::Location loc(*pxloc);
  TestDataset* pdst = new TestDataset(id, pparent, con, loc);
  return pdst;
}

// Insert creator in table.
int stat = dset::DatasetCreator::insert("TestDataset", create);

}  // end unnamed namespace

#endif