private void httpCheck() {
        String data = "test,12324\ntest2,123";
        HttpConnection conn = null;
        InputStream is = null;
        OutputStream os = null;
        try { // Test HTTP connection

            // We prepare the POST request
            conn = (HttpConnection) Connector.open( urlTest2 + CONNECTOR_EXT );
            conn.setRequestMethod( HttpConnection.POST );
            conn.setRequestProperty( "Content-Type:", "text/csv" );
            conn.setRequestProperty( "X-ApiKey:", "W382YBfl_vMcfoY3t064kE4zyBYtUXUC3v_-FUPOIVg" );
            conn.setRequestProperty( "User-Agent:", "CyBro-2" );
            //conn.setRequestProperty( "Content-Length:", "");
            conn.setRequestProperty( "Connection:", "close" );
            conn.setRequestProperty( "Host:", "apiscada.voco.si" );
            os = conn.openOutputStream();
            os.write( data.getBytes() );

            // We launch the request
            System.out.println( "Response code : " + conn.getResponseCode() );

            // We display the generated content
            is = conn.openInputStream();
            int ch;
            System.out.println( "Output : " );
            int i = 0;
            while ( (ch = is.read()) != -1 && i < 300)
            {
                i++;
                System.out.print( (char) ch );
            }

        } catch ( Exception ex ) {
            System.out.println( "Http : ex : " + ex.getClass() + " : " + ex.getMessage() );
            ex.printStackTrace();
        }
    }