// JobPreferencesId.cxx

#include "dial_job/JobPreferencesId.h"
#include <string>
#include "dataset_id/UniqueIdGenerator.h"
#include "dataset_id/SimpleUniqueIdGenerator.h"
#include "dataset_util/DtdRegistry.h"

using std::string;
using dial::JobPreferencesId;

//**********************************************************************
// Local data.
//**********************************************************************

namespace {

UniqueIdGenerator* PGEN = 0;

// Register the DTD.
DtdRegistry::Status ISTAT_DTD_JobPreferencesId =
  DtdRegistry::register_dtd<JobPreferencesId>("dial");

}

//**********************************************************************
// Static member functions.
//**********************************************************************

// DTD

const Text& JobPreferencesId::dtd() {
  static Text txt;
  if ( txt.size() == 0 ) {
    txt = UniqueId::make_dtd(xml_name());
  }
  return txt;
}

//**********************************************************************

// Generate an ID.

JobPreferencesId JobPreferencesId::generate() {
  if ( PGEN == 0 ) {
    PGEN = UniqueIdGenerator::
      find_generator(JobPreferencesId::id_context());
    if ( PGEN == 0 ) {
      PGEN = new SimpleUniqueIdGenerator;
    }
  }
  if ( PGEN == 0 ) return JobPreferencesId();
  JobPreferencesId jid = PGEN->next();
  return jid;
}

//**********************************************************************
// Non-static member functions.
//**********************************************************************

// Default constructor.

JobPreferencesId::JobPreferencesId() { }

//**********************************************************************

// Constructor from an UniqueID.

JobPreferencesId::JobPreferencesId(const UniqueId& uid)
: UniqueId(uid) { }

//**********************************************************************

// Constructor from indices.

JobPreferencesId::JobPreferencesId(Index col, Index ent)
: UniqueId(col, ent) { }

//**********************************************************************

// Constructor from a string.

JobPreferencesId::JobPreferencesId(string sid) : UniqueId(sid) { }

//**********************************************************************

// Constructor from XML.

JobPreferencesId::JobPreferencesId(const XmlElement& ele)
: UniqueId(ele) { }

//**********************************************************************

// Write to XML.

const XmlElement* JobPreferencesId::xml() const {
  return xml_with_name(xml_name());
}

//**********************************************************************