# connectionpolicy.hxx

    00001 /*-------------------------------------------------------------------------
    00002  *
    00003  *   FILE
    00004  *      pqxx/connectionpolicy.hxx
    00005  *
    00006  *   DESCRIPTION
    00007  *      definition of the connection policy classes
    00008  *   Interface for defining connection policies
    00009  *   DO NOT INCLUDE THIS FILE DIRECTLY; include pqxx/connection instead.
    00010  *
    00011  * Copyright (c) 2005-2008, 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_CONNECTIONPOLICY
    00020 #define PQXX_H_CONNECTIONPOLICY
    00021
    00022 #include "pqxx/compiler-public.hxx"
    00023 #include "pqxx/compiler-internal-pre.hxx"
    00024
    00025 #include <string>
    00026
    00027 #include "pqxx/libpq-forward.hxx"
    00028
    00029
    00030 namespace pqxx
    00031 {
    00032
    00033
    00038
    00039 class PQXX_LIBEXPORT connectionpolicy
    00040 {
    00041 public:
    00042   typedef internal::pq::PGconn *handle;
    00043
    00044   explicit connectionpolicy(const PGSTD::string &opts);
    00045   virtual ~connectionpolicy() throw ();
    00046
    00047   const PGSTD::string &options() const throw () { return m_options; }
    00048
    00049   virtual handle do_startconnect(handle orig);
    00050   virtual handle do_completeconnect(handle orig);
    00051   virtual handle do_dropconnect(handle orig) throw ();
    00052   virtual handle do_disconnect(handle orig) throw ();
    00053   virtual bool is_ready(handle) const throw ();
    00054
    00055 protected:
    00056   handle normalconnect(handle);
    00057
    00058 private:
    00059   PGSTD::string m_options;
    00060 };
    00061
    00063 } // namespace
    00064
    00065 #include "pqxx/compiler-internal-post.hxx"
    00066
    00067 #endif
    00068