QuickFIX: /home/omiller/Development/autobuild/quickfix/src/C++/SessionSettings.cpp Source File

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# SessionSettings.cpp

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    00001 /****************************************************************************
    00002 ** Copyright (c) quickfixengine.org  All rights reserved.
    00003 **
    00004 ** This file is part of the QuickFIX FIX Engine
    00005 **
    00006 ** This file may be distributed under the terms of the quickfixengine.org
    00007 ** license as defined by quickfixengine.org and appearing in the file
    00008 ** LICENSE included in the packaging of this file.
    00009 **
    00010 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    00011 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    00012 **
    00013 ** See http://www.quickfixengine.org/LICENSE for licensing information.
    00014 **
    00015 ** Contact ask@quickfixengine.org if any conditions of this licensing are
    00016 ** not clear to you.
    00017 **
    00018 ****************************************************************************/
    00019
    00020 #ifdef _MSC_VER
    00021 #include "stdafx.h"
    00022 #else
    00023 #include "config.h"
    00024 #endif
    00025 #include "CallStack.h"
    00026
    00027 #include "SessionSettings.h"
    00028 #include "Settings.h"
    00029 #include "Values.h"
    00030 #include <fstream>
    00031
    00032 namespace FIX
    00033 {
    00034 SessionSettings::SessionSettings( std::istream& stream )
    00035 throw( ConfigError )
    00036 {
    00037   stream >> *this;
    00038 }
    00039
    00040 SessionSettings::SessionSettings( const std::string& file )
    00041 throw( ConfigError )
    00042 {
    00043   std::ifstream fstream( file.c_str() );
    00044   if ( !fstream.is_open() )
    00045     throw ConfigError( ( "File " + file + " not found" ).c_str() );
    00046   fstream >> *this;
    00047 }
    00048
    00049 std::istream& operator>>( std::istream& stream, SessionSettings& s )
    00050 throw( ConfigError )
    00051 {
    00052   Settings settings;
    00053   stream >> settings;
    00054
    00055   Settings::Sections section;
    00056
    00057   section = settings.get( "DEFAULT" );
    00058   Dictionary def;
    00059   if ( section.size() )
    00060     def = section[ 0 ];
    00061   s.set( def );
    00062
    00063   section = settings.get( "SESSION" );
    00064   Settings::Sections::size_type session;
    00065   Dictionary dict;
    00066
    00067   for ( session = 0; session < section.size(); ++session )
    00068   {
    00069     dict = section[ session ];
    00070     dict.merge( def );
    00071
    00072     BeginString beginString
    00073     ( dict.getString( BEGINSTRING ) );
    00074     SenderCompID senderCompID
    00075     ( dict.getString( SENDERCOMPID ) );
    00076     TargetCompID targetCompID
    00077     ( dict.getString( TARGETCOMPID ) );
    00078
    00079     std::string sessionQualifier;
    00080     if( dict.has( SESSION_QUALIFIER ) )
    00081       sessionQualifier = dict.getString( SESSION_QUALIFIER );
    00082     SessionID sessionID( beginString, senderCompID, targetCompID, sessionQualifier );
    00083     s.set( sessionID, dict );
    00084   }
    00085   return stream;
    00086 }
    00087
    00088 std::ostream& operator<<( std::ostream& stream, const SessionSettings& s )
    00089 {
    00090   const Dictionary& defaults = s.m_defaults;
    00091   if( defaults.size() )
    00092   {
    00093     stream << "[DEFAULT]" << std::endl;
    00094     Dictionary::iterator i;
    00095     for( i = defaults.begin(); i != defaults.end(); ++i )
    00096       stream << i->first << "=" << i->second << std::endl;
    00097     stream << std::endl;
    00098   }
    00099
    00100   std::set<SessionID> sessions = s.getSessions();
    00101   std::set<SessionID>::iterator i;
    00102   for( i = sessions.begin(); i != sessions.end(); ++i )
    00103   {
    00104     stream << "[SESSION]" << std::endl;
    00105     const Dictionary& section = s.get( *i );
    00106     if( !section.size() ) continue;
    00107
    00108     Dictionary::iterator i;
    00109     for( i = section.begin(); i != section.end(); ++i )
    00110     {
    00111       if( defaults.has(i->first) && defaults.getString(i->first) == i->second )
    00112         continue;
    00113       stream << i->first << "=" << i->second << std::endl;
    00114     }
    00115     stream << std::endl;
    00116   }
    00117
    00118   return stream;
    00119 }
    00120
    00121 const bool SessionSettings::has( const SessionID& sessionID ) const
    00122 { QF_STACK_PUSH(SessionSettings::has)
    00123   return m_settings.find( sessionID ) != m_settings.end();
    00124   QF_STACK_POP
    00125 }
    00126
    00127 const Dictionary& SessionSettings::get( const SessionID& sessionID ) const
    00128 throw( ConfigError )
    00129 { QF_STACK_PUSH(SessionSettings::get)
    00130
    00131   Dictionaries::const_iterator i;
    00132   i = m_settings.find( sessionID );
    00133   if ( i == m_settings.end() ) throw ConfigError( "Session not found" );
    00134   return i->second;
    00135
    00136   QF_STACK_POP
    00137 }
    00138
    00139 void SessionSettings::set( const SessionID& sessionID,
    00140                            Dictionary settings )
    00141 throw( ConfigError )
    00142 { QF_STACK_PUSH(SessionSettings::set)
    00143
    00144   if( has(sessionID) )
    00145     throw ConfigError( "Duplicate Session " + sessionID.toString() );
    00146
    00147   settings.setString( BEGINSTRING, sessionID.getBeginString() );
    00148   settings.setString( SENDERCOMPID, sessionID.getSenderCompID() );
    00149   settings.setString( TARGETCOMPID, sessionID.getTargetCompID() );
    00150
    00151   settings.merge( m_defaults );
    00152   validate( settings );
    00153   m_settings[ sessionID ] = settings;
    00154
    00155   QF_STACK_POP
    00156 }
    00157
    00158 void SessionSettings::set( const Dictionary& defaults ) throw( ConfigError )
    00159 {
    00160   m_defaults = defaults;
    00161   Dictionaries::iterator i = m_settings.begin();
    00162   for( i = m_settings.begin(); i != m_settings.end(); ++i )
    00163     i->second.merge( defaults );
    00164 }
    00165
    00166 std::set < SessionID > SessionSettings::getSessions() const
    00167 { QF_STACK_PUSH(SessionSettings::getSessions)
    00168
    00169   std::set < SessionID > result;
    00170   Dictionaries::const_iterator i;
    00171   for ( i = m_settings.begin(); i != m_settings.end(); ++i )
    00172     result.insert( i->first );
    00173   return result;
    00174
    00175   QF_STACK_POP
    00176 }
    00177
    00178 void SessionSettings::validate( const Dictionary& dictionary ) const
    00179 throw( ConfigError )
    00180 {
    00181   std::string beginString = dictionary.getString( BEGINSTRING );
    00182   if( beginString != BeginString_FIX40 &&
    00183       beginString != BeginString_FIX41 &&
    00184       beginString != BeginString_FIX42 &&
    00185       beginString != BeginString_FIX43 &&
    00186       beginString != BeginString_FIX44 &&
    00187       beginString != BeginString_FIXT11 )
    00188   {
    00189     throw ConfigError( std::string(BEGINSTRING) + " must be FIX.4.0 to FIX.4.4 or FIXT.1.1" );
    00190   }
    00191
    00192   std::string connectionType = dictionary.getString( CONNECTION_TYPE );
    00193   if( connectionType != "initiator" &&
    00194       connectionType != "acceptor" )
    00195   {
    00196     throw ConfigError( std::string(CONNECTION_TYPE) + " must be 'initiator' or 'acceptor'" );
    00197   }
    00198 }
    00199
    00200 }