void Message::validate( const ValidationRules* vrptr )
{
/*
try
{
*/
if ( !ValidationRules::shouldValidate( vrptr ) ) return;
if ( ValidationRules::shouldValidateLength( vrptr ) )
{
const BodyLength& aBodyLength = FIELD_GET_REF( m_header, BodyLength );
const int expectedLength = (int)aBodyLength;
const int actualLength = bodyLength();
if ( expectedLength != actualLength )
{
std::stringstream text;
text << "Expected BodyLength=" << expectedLength
<< ", Received BodyLength=" << actualLength;
throw InvalidMessage(text.str());
}
}
if ( ValidationRules::shouldValidateChecksum( vrptr ) )
{
const CheckSum& aCheckSum = FIELD_GET_REF( m_trailer, CheckSum );
const int expectedChecksum = (int)aCheckSum;
const int actualChecksum = checkSum();
if ( expectedChecksum != actualChecksum )
{
std::stringstream text;
text << "Expected CheckSum=" << expectedChecksum
<< ", Received CheckSum=" << actualChecksum;
throw InvalidMessage(text.str());
}
}
/*
}
catch ( FieldNotFound& e )
{
const std::string fieldName = ( e.field == FIX::FIELD::BodyLength ) ? "BodyLength" : "CheckSum";
throw InvalidMessage( fieldName + std::string(" is missing") );
}
catch ( IncorrectDataFormat& e )
{
const std::string fieldName = ( e.field == FIX::FIELD::BodyLength ) ? "BodyLength" : "CheckSum";
throw InvalidMessage( fieldName + std::string(" has wrong format: ") + e.detail );
}
*/
}
std::string& Message::toString( std::string& str,
int beginStringField,
int bodyLengthField,
int checkSumField ) const
{
int length = bodyLength( beginStringField, bodyLengthField, checkSumField );
m_header.setField( IntField(bodyLengthField, length) );
m_trailer.setField( CheckSumField(checkSumField, checkSum(checkSumField)) );
#if defined(_MSC_VER) && _MSC_VER < 1300
str = "";
#else
str.clear();
#endif
/*small speculation about the space needed for FIX string*/
str.reserve( length + 64 );
m_header.calculateString( str );
FieldMap::calculateString( str );
m_trailer.calculateString( str );
return str;
}
int checkSumField ) const
{ QF_STACK_PUSH(Message::toString)
std::string str;
return toString( str, beginStringField, bodyLengthField, checkSumField );
QF_STACK_POP
}
std::string& Message::toString( std::string& str,
int beginStringField,
int bodyLengthField,
int checkSumField ) const
{ QF_STACK_PUSH(Message::toString)
int length = bodyLength( beginStringField, bodyLengthField, checkSumField );
m_header.setField( IntField(bodyLengthField, length) );
m_trailer.setField( CheckSumField(checkSumField, checkSum(checkSumField)) );
m_header.calculateString( str, true );
FieldMap::calculateString( str, false );
m_trailer.calculateString( str, false );
return str;
QF_STACK_POP
}
std::string Message::toXML() const
{ QF_STACK_PUSH(Message::toXML)
