text: var winstonLogger = require('./winstonLogger.js');
  
  var logger = winstonLogger.getLogger();
  
  var http = require('http');
  
  var server = http.createServer();
  var port = 30012;
  
  //https://nodejs.org/api/http.html#http_server_listen_port_hostname_backlog_callback
  server.listen(port, function(){
  	logger.info("port [" + port + "] webserver start");
  });
  
  //https://nodejs.org/api/net.html#net_class_net_socket
  server.on('connection', function(socket){
  	//socket : { port: 12346, family: 'IPv4', address: '127.0.0.1' }
  	var addr = socket.address();
  	logger.info("Client address [" + addr.address + "]" + ", port[" + addr.port + "]");
  });
  
  //https://nodejs.org/api/http.html#http_class_http_serverresponse
  server.on('request', function(req, res){
  	logger.info("client request on");
  //	console.dir(req);
  //	logger.debug(req);
  	
  	//response.writeHead(statusCode[, statusMessage][, headers])
  //	res.writeHead(200, {'Content-Type': 'text/html; charset=utf8'})
  	
  	res.writeHead(200, {'Content-Type': 'text/plain'});
      res.end('Hello World\n');
      logger.info("client request end");
  });
  
  server.on('close', function(){
  	logger.info("port [" + port + "] webserver close");
  });