00001 /*************************************************************************** 00002 tag: Peter Soetens Thu Oct 10 16:16:57 CEST 2002 NameServerRegistrator.hpp 00003 00004 NameServerRegistrator.hpp - description 00005 ------------------- 00006 begin : Thu October 10 2002 00007 copyright : (C) 2002 Peter Soetens 00008 email : peter.soetens@mech.kuleuven.ac.be 00009 00010 *************************************************************************** 00011 * This library is free software; you can redistribute it and/or * 00012 * modify it under the terms of the GNU General Public * 00013 * License as published by the Free Software Foundation; * 00014 * version 2 of the License. * 00015 * * 00016 * As a special exception, you may use this file as part of a free * 00017 * software library without restriction. Specifically, if other files * 00018 * instantiate templates or use macros or inline functions from this * 00019 * file, or you compile this file and link it with other files to * 00020 * produce an executable, this file does not by itself cause the * 00021 * resulting executable to be covered by the GNU General Public * 00022 * License. This exception does not however invalidate any other * 00023 * reasons why the executable file might be covered by the GNU General * 00024 * Public License. * 00025 * * 00026 * This library is distributed in the hope that it will be useful, * 00027 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00028 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00029 * Lesser General Public License for more details. * 00030 * * 00031 * You should have received a copy of the GNU General Public * 00032 * License along with this library; if not, write to the Free Software * 00033 * Foundation, Inc., 59 Temple Place, * 00034 * Suite 330, Boston, MA 02111-1307 USA * 00035 * * 00036 ***************************************************************************/ 00037 00038 #ifndef NAMESERVERREGISTRATION_HPP 00039 #define NAMESERVERREGISTRATION_HPP 00040 00041 #include "NameServer.hpp" 00042 #include <boost/call_traits.hpp> 00043 namespace RTT 00044 { namespace dev { 00045 00046 00055 template <class T> 00056 class NameServerRegistrator 00057 { 00058 typedef std::string NameType; 00059 // to hold a reference to the nameserver 00060 // call_traits< NameServer<T> >::reference mnameserver; 00061 NameServer<T>* mnameserver; 00062 00063 // to hold the object 00064 T mobj; 00065 00066 public: 00067 NameServerRegistrator() 00068 : mnameserver( 0 ) 00069 {} 00070 00071 NameServerRegistrator( typename boost::call_traits< NameServer< T > >::reference nameserver, const NameType& name, 00072 typename boost::call_traits<T>::const_reference object ) 00073 : mnameserver( &nameserver ), mobj( object ) 00074 { 00075 mnameserver->registerObject( object, name ); 00076 } 00077 00078 ~NameServerRegistrator() 00079 { 00080 if ( mnameserver != 0 ) 00081 mnameserver->unregisterObject( mobj ); 00082 } 00083 }; 00084 00085 }} 00086 00087 #endif // NAMESERVERREGISTRATION_HPP