aspect.cc

C++ Reflection & Service Library

/* C++ Reflection & Serice Library
 * Copyright (C) 2003  Marcus Perlick
 * mailto: [e-mail]
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 *
 * This file is part of the "C++ Reflection & Serice Library" */
#include "Aspect.hh"

#include "Exception.hh"

namespace rfl {
  
  Aspect&
  Aspect::id( void )
  {
    static Aspect theAspect;
    return theAspect;
  }

  Aspect::Id 
  Aspect::make( const char* name )
  { 
    int ret = impl_.mkId( name );

    if ( ret < 0 ) {
      Exception x( X_ASP_NOCREAT,
		   _("failed to create aspect id for aspect %s."),
		   name );
      throw x;
    }

    return ret;
  }


  Aspect::Id
  Aspect::make( const mpu::String& name )
  {
    int ret = impl_.mkId( name );

    if ( ret < 0 ) {
      Exception x( X_ASP_NOCREAT,
		   _("failed to create aspect id for aspect %s."),
		   name.c_str() );
      throw x;
    }

    return ret;
  }

  Aspect::Id
  Aspect::find( const mpu::String& name ) const
  {
    int ret = impl_.toId( name );

    if ( ret < 0 ) {
      Exception x( X_NOT_ASPID,
		   _("no aspect-id for aspect %s."),
		   name.c_str() );
      throw x;
    }

    return ret;
  }

  Aspect::Id
  Aspect::find( const mpu::String& name, bool create )
  {
    int ret = impl_.toId( name );

    if ( ret < 0 ) {
      if ( create ) {
	return make( name );
      }
      else {
	Exception x( X_NOT_ASPID,
		     _("no aspect-id for aspect %s."),
		     name.c_str() );
	throw x;
      }
    }
    
    return ret;
  }

} // namespace rfl