/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_GenericFactory_h

#define mozilla_GenericFactory_h

#include "mozilla/Attributes.h"

#include "mozilla/Module.h"

namespace mozilla {

/**

 * A generic factory which uses a constructor function to create instances.

 * This class is intended for use by the component manager and the generic

 * module.

 */

class GenericFactory final : public nsIFactory

{

  ~GenericFactory() {}

public:

  typedef Module::ConstructorProcPtr ConstructorProcPtr;

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_DECL_NSIFACTORY

  explicit GenericFactory(ConstructorProcPtr aCtor)

    : mCtor(aCtor)

  {

    NS_ASSERTION(mCtor, "GenericFactory with no constructor");

  }

private:

  ConstructorProcPtr mCtor;

};

} // namespace mozilla

#endif // mozilla_GenericFactory_h