ExpressionServer.hpp

00001 /***************************************************************************
00002   tag: Peter Soetens  Mon Jun 26 13:25:59 CEST 2006  ExpressionServer.hpp
00003 
00004                         ExpressionServer.hpp -  description
00005                            -------------------
00006     begin                : Mon June 26 2006
00007     copyright            : (C) 2006 Peter Soetens
00008     email                : peter.soetens@fmtc.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,       *
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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             *
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00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 
00039 #ifndef ORO_CORBA_EXPRESSIONSERVER_HPP
00040 #define ORO_CORBA_EXPRESSIONSERVER_HPP
00041 
00042 #include "../rtt-config.h"
00043 #include "corba.h"
00044 #ifdef CORBA_IS_TAO
00045 #include <tao/PortableServer/PortableServer.h>
00046 #else
00047 #include <omniORB4/poa.h>
00048 #endif
00049 #include <vector>
00050 #include "OperationsC.h"
00051 #include "../DataSourceBase.hpp"
00052 
00053 
00054 // forward decl.
00055 class RTT_CORBA_API Orocos_AnyExpression_i;
00056 
00057 namespace RTT
00058 {namespace Corba
00059 {
00060 
00066     class RTT_CORBA_API ExpressionServer
00067     {
00068     protected:
00069         typedef std::map<DataSourceBase::const_ptr, Orocos_AnyExpression_i* > EServantMap;
00070         typedef std::map<DataSourceBase::const_ptr, Corba::Expression_var > EServerMap;
00071         typedef std::map<DataSourceBase::shared_ptr, Corba::AssignableExpression_var> AServerMap;
00072         typedef std::map<DataSourceBase::shared_ptr, Corba::Method_var> MServerMap;
00073 
00077         static EServantMap EServants;
00078 
00079         // keeps refcounts to all servants:
00080         static std::vector<PortableServer::ServantBase_var> EServantRefs;
00081 
00085         static EServerMap EServers;
00089         static AServerMap AServers;
00093         static MServerMap MServers;
00094 
00098         ExpressionServer();
00099 
00100     public:
00101 
00107         static Corba::Expression_ptr CreateExpression( DataSourceBase::shared_ptr expr, PortableServer::POA_ptr p);
00108 
00109 
00115         static Corba::Expression_ptr CreateAssignableExpression( DataSourceBase::shared_ptr expr, PortableServer::POA_ptr p );
00116 
00122         static Corba::Method_ptr CreateMethod( DataSourceBase::shared_ptr expr, MethodC* orig, PortableServer::POA_ptr p );
00123 
00130         static void copy( std::map<const DataSourceBase*, DataSourceBase*>& alreadyCloned );
00131 
00137         static void CleanupExpressions();
00138     };
00139 
00140 }}
00141 
00142 #endif
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