JNullStream.cc File Reference

#include <string>
#include <iostream>
#include <iomanip>
#include "JLang/JFileStream.hh"
#include "JLang/JNullStream.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)

Detailed Description

Example program to test JANG::JFileSream and JLANG::JNullStream classes.

Author

mdejong

Definition in file JNullStream.cc.

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 19 of file JNullStream.cc.

{
  using namespace std;
  using namespace JPP;
 
  bool        use_cin;
  bool        use_cout;
  int         debug;
 
  try {
 
    JParser<> zap("Example program to test file streaming.");
 
    zap['c'] = make_field(use_cin);
    zap['C'] = make_field(use_cout);
    zap['d'] = make_field(debug)       = 0;
 
    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }
 
 
  JFileInputStream  is(STDIN_FILENO);
  JFileOutputStream os(STDOUT_FILENO);
 
  istream in (use_cin  ? cin .rdbuf() : is.rdbuf());
  ostream out(use_cout ? cout.rdbuf() : os.rdbuf());
 
  for ( ; ; ) {
 
    string buffer;
 
    out << "> " << flush;
    getline(in,buffer);
    
    if (buffer != "") {
 
      cout << "out  -> <" << flush; out  << buffer << flush; cout << ">" << endl;
      cout << "null -> <" << flush; null << buffer << flush; cout << ">" << endl;
 
    } else {
 
      break;
    }
  }
}