void fast::GlobalInit()
{
Codecs::XMLTemplateParser parser;
std::ifstream ifs;
ifs.open("template.2.08.xml", std::ifstream::in);
G_TEMPLATE = parser.parse(ifs);
ifs.close();
assert(G_TEMPLATE);
}
int
TutorialApplication::run()
{
int result = 0;
try
{
////////////////////////////////////////////////
// Open files first to be sure they are present.
std::ifstream templates(templateFileName_.c_str(), openMode);
if(!templates.good())
{
result = -1;
std::cerr << "ERROR: Can't open template file: "
<< templateFileName_
<< std::endl;
}
std::ifstream fastFile(fastFileName_.c_str(), openMode);
if(!fastFile.good())
{
result = -1;
std::cerr << "ERROR: Can't open FAST data file: "
<< fastFileName_
<< std::endl;
}
if(result == 0)
{
/////////////////////////////////////////////
// Parse the templates from the template file
// errors are reported by throwing exceptions
// which are caught below.
Codecs::XMLTemplateParser parser;
Codecs::TemplateRegistryPtr registry = parser.parse(templates);
/////////////////////////////////////////////
// For the tutorial assume there is no header
// on the incoming messages.
Codecs::NoHeaderAnalyzer analyzer;
//////////////////////////////////////
// Create an application object to use
// the incoming data. In this case to
// accept complete messages and interpret
// them to standard out.
MessageInterpreter handler(std::cout);
// and use the interpreter as the consumer
// of generic messages.
Codecs::GenericMessageBuilder builder(handler);
//////////////////////////////////////
// Now pull all the pieces together
// into an assembler.
Codecs::StreamingAssembler assembler(
registry,
analyzer,
builder,
false);
/////////////////////////////////////////////
// set options in the assembler if necessary.
// In this case configure the assembler to
// reset the decoder on every incoming message
assembler.setReset(true);
///////////////////////////////////////////////////////////////////////////////
// Create an object to receive data from a raw data file (i.e to read the file)
Communication::RawFileReceiver receiver(fastFile);
/////////////////////////////////////////////
// do final initialzation of the data receiver.
receiver.start(assembler);
/////////////////////////////////////
// run the event loop in this thread.
// Do not return until receiver stops.
// The RawFileReceiver will stop at end of file.
receiver.run();
}
}
catch (std::exception & e)
{
std::cerr << e.what() << std::endl;
result = -1;
}
return result;
}
