utcclasstype.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 <iostream>

#include <rfl/Exception.hh>
#include <rfl/FundamentalType.hh>
#include <rfl/PointerType.hh>
#include <rfl/CClassType.hh>
#include <rfl/StdMethods.hh>

class Bar {
public:

  static rfl::CClassType<Bar>& getType( void );

private:
  char c;
};

rfl::CClassType<Bar>&
Bar::getType( void )
{
  static rfl::CClassType<Bar>* ret = 0;

  if ( !ret ) {
    ret = new rfl::CClassType<Bar>( "Bar", RFL_POD_CCLASS );
  }

  return *ret;
}

class Foo : public Bar {
public:

  static const rfl::CClassType<Foo>& getType( void );

  Foo( int j, const char* txt ) : i( j ), str( txt ) {}

  std::ostream& write( std::ostream& os ) const;

private:

  int i;
  const char *str;
};

std::ostream&
Foo::write( std::ostream& os ) const
{
  return os << "{ " << i << ", " << str << " }";
}

inline std::ostream& operator<<( std::ostream& os, const Foo& f )
{
  return f.write( os );
}

const rfl::CClassType<Foo>&
Foo::getType( void )
{
  static rfl::CClassType<Foo>* ret = 0;
  if ( !ret ) {
    static rfl::PointerType charPtr( rfl::TypeChar );
    ret = new rfl::CClassType<Foo>( "Foo",
				    0,
				    &rfl::CCreate<Foo>::fn,
				    &rfl::Destroy<Foo>::fn,
				    &rfl::Assign<Foo>::fn,
				    0,
				    &rfl::NewCopy<Foo>::fn,
				    &rfl::DelObj<Foo>::fn );

    ret->addBaseClass( Bar::getType() );

    ret->addMember( "i", rfl::TypeInt, &Foo::i );    
    ret->addMember( "str", charPtr, &Foo::i );    
  }
  return *ret;
}
int main( int argc, char* argv[] )
{
  int rc = 0;

  try {
    Foo f1( 4711, "Hello, world!" );
    Foo* f2 = (Foo*)Foo::getType().newObj( &f1 );

    std::cout << "FooType's hash: " << Foo::getType().hash() << std::endl;
    std::cout << f1 << " =?= " << *f2 << std::endl;
  }
  catch ( rfl::Exception x ) {
    rc = 1;
    std::cerr << x << std::endl;
  }

  return rc;
}