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#include "base/base.h"
#include "base/singleton.h"
#include "converter/connector_interface.h"
#include "converter/sparse_connector.h"

namespace mozc {

namespace {

#include "converter/embedded_connection_data.h"

class SparseConnectorInitializer {
 public:
  SparseConnectorInitializer()
      : connector_(new SparseConnector(
          kConnectionData_data, kConnectionData_size)) {}
  virtual ~SparseConnectorInitializer() {
    delete connector_;
  }

  SparseConnector *Get() const {
    return connector_;
  }

 private:
  SparseConnector *connector_;
};

ConnectorInterface *g_connector = NULL;
}  // namespace

ConnectorInterface *ConnectorFactory::GetConnector() {
  if (g_connector == NULL) {
    return Singleton<SparseConnectorInitializer>::get()->Get();
  } else {
    return g_connector;
  }
}
}  // namespace mozc