FIX::Parser class Reference

00040   : m_bufferSize( 0 ) {}

00052   { m_buffer.append( str ); }

00050   { m_buffer.append( str, len ); }

00037 { QF_STACK_PUSH(Parser::extractLength)
00038 
00039   if( !buffer.size() ) return false;
00040 
00041   std::string::size_type startPos = buffer.find( "\0019=", 0 );
00042   if( startPos == std::string::npos ) return false;
00043   startPos += 3;
00044   std::string::size_type endPos = buffer.find( "\001", startPos );
00045   if( endPos == std::string::npos ) return false;
00046 
00047   std::string strLength( buffer, startPos, endPos - startPos );
00048 
00049   try
00050   {
00051     length = IntConvertor::convert( strLength );
00052     if( length < 0 ) throw MessageParseError();
00053   }
00054   catch( FieldConvertError& )
00055   { throw MessageParseError(); }
00056 
00057   pos = endPos + 1;
00058   return true;
00059 
00060   QF_STACK_POP
00061 }

00065 { QF_STACK_PUSH(Parser::readFixMessage)
00066 
00067   std::string::size_type pos = 0;
00068 
00069   if( m_buffer.length() < 2 ) return false;
00070   pos = m_buffer.find( "8=" );
00071   if( pos == std::string::npos ) return false;
00072   m_buffer.erase( 0, pos );
00073 
00074   int length = 0;
00075 
00076   try
00077   {
00078     if( extractLength(length, pos, m_buffer) )
00079     {
00080       pos += length;
00081       if( m_buffer.size() < pos )
00082         return false;
00083 
00084       pos = m_buffer.find( "\00110=", pos-1 );
00085       if( pos == std::string::npos ) return false;
00086       pos += 4;
00087       pos = m_buffer.find( "\001", pos );
00088       if( pos == std::string::npos ) return false;
00089       pos += 1;
00090 
00091       str = m_buffer.substr( 0, pos );
00092       m_buffer.erase( 0, pos );
00093       return true;
00094     }
00095   }
00096   catch( MessageParseError& e )
00097   {
00098     if( length > 0 )
00099       m_buffer.erase( 0, pos + length );
00100     else
00101       m_buffer.erase();
00102 
00103     throw e;
00104   }
00105 
00106   return false;
00107 
00108   QF_STACK_POP
00109 }


Public Member Functions
	Parser ()
	~Parser ()
bool	extractLength (int &length, std::string::size_type &pos, const std::string &buffer) throw ( MessageParseError )
bool	readFixMessage (std::string &str) throw ( MessageParseError )
void	addToStream (const char *str, size_t len)
void	addToStream (const std::string &str)
Private Attributes
std::string	m_buffer
int	m_bufferSize

FIX::Parser Class Reference

Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation


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