private String createRandomData() {
        final DateTimeFormatter formatter = DateTimeFormatter.ofPattern("dd/MM/yyyy,HH:mm:ss", Locale.ENGLISH);
        final ZonedDateTime refDateTime = ZonedDateTime.of(
                2010, 1, 1, 0, 0, 0, 0, ZoneOffset.UTC);

        final StringBuilder sb = new StringBuilder();
        sb.append("Date,Time,FileNo,LineNo,User,Message\n");

        for (int i = 0; i < 1000; i++) {
            final ZonedDateTime dateTime = refDateTime.plusSeconds((long) (Math.random() * 10000));
            sb.append(formatter.format(dateTime));
            sb.append(",");
            sb.append(createNum(4));
            sb.append(",");
            sb.append(createNum(10));
            sb.append(",user");
            sb.append(createNum(10));
            sb.append(",Some message ");
            sb.append(createNum(10));
            sb.append("\n");
        }
        return sb.toString();
    }
Generates some sample statistics data in two feeds. If the feed doesn't
exist it will fail silently
stroom-app/src/test/java/stroom/test/SetupSampleDataBean.java