basic_connection.hxx

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00001 /*-------------------------------------------------------------------------
00002  *
00003  *   FILE
00004  *      pqxx/basic_connection.hxx
00005  *
00006  *   DESCRIPTION
00007  *      definition of the pqxx::basic_connection class template
00008  *   Instantiations of basic_connection bring connections and policies together
00009  *   DO NOT INCLUDE THIS FILE DIRECTLY; include pqxx/connection_base instead.
00010  *
00011  * Copyright (c) 2006-2009, Jeroen T. Vermeulen <jtv@xs4all.nl>
00012  *
00013  * See COPYING for copyright license.  If you did not receive a file called
00014  * COPYING with this source code, please notify the distributor of this mistake,
00015  * or contact the author.
00016  *
00017  *-------------------------------------------------------------------------
00018  */
00019 #ifndef PQXX_H_BASIC_CONNECTION
00020 #define PQXX_H_BASIC_CONNECTION
00021 
00022 #include "pqxx/compiler-public.hxx"
00023 #include "pqxx/compiler-internal-pre.hxx"
00024 
00025 #include <memory>
00026 #include <string>
00027 
00028 #include "pqxx/connection_base"
00029 
00030 namespace pqxx
00031 {
00032 
00033 // TODO: Also mix in thread synchronization policy here!
00035 
00049 template<typename CONNECTPOLICY> class basic_connection :
00050   public connection_base
00051 {
00052 public:
00053   basic_connection() :
00054     connection_base(m_policy),
00055     m_options(PGSTD::string()),
00056     m_policy(m_options)
00057         { init(); }
00058 
00059   explicit basic_connection(const PGSTD::string &opt) :
00060     connection_base(m_policy), m_options(opt), m_policy(m_options) {init();}
00061 
00062   explicit basic_connection(const char opt[]) :
00063     connection_base(m_policy),
00064     m_options(opt?opt:PGSTD::string()),
00065     m_policy(m_options)
00066         { init(); }
00067 
00068   ~basic_connection() throw ()
00069   {
00070 #ifdef PQXX_QUIET_DESTRUCTORS
00071     PGSTD::auto_ptr<noticer> n(new nonnoticer);
00072     set_noticer(n);
00073 #endif
00074     close();
00075   }
00076 
00077   const PGSTD::string &options() const throw ()                         //[t1]
00078         {return m_policy.options();}
00079 
00080 private:
00082   PGSTD::string m_options;
00084   CONNECTPOLICY m_policy;
00085 };
00086 
00087 } // namespace
00088 
00089 #include "pqxx/compiler-internal-post.hxx"
00090 
00091 #endif
00092 

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