IntervalUtils.java 文件源码

public static int getDaysBetween(final String date1, final String date2, String format){
    try {
        final DateTimeFormatter fmt =
                DateTimeFormat
                        .forPattern(format)
                        .withChronology(
                                LenientChronology.getInstance(
                                        GregorianChronology.getInstance()));
        return Days.daysBetween(
                fmt.parseDateTime(date1),
                fmt.parseDateTime(date2)
        ).getDays();
    } catch (Exception ex) {
        ex.printStackTrace();
        return 0;
    }
}