Examples with DateTime cn.hutool.core.date.DateTime used on opensource projects

Example 1 with DateTime

use of cn.hutool.core.date.DateTime in project hutool by looly.

the class IdcardUtil method isvalidCard15.

/**
 * 验证15位身份编码是否合法
 *
 * @param idCard 身份编码
 * @return 是否合法
 */
public static boolean isvalidCard15(String idCard) {
    if (CHINA_ID_MIN_LENGTH != idCard.length()) {
        return false;
    }
    if (Validator.isNumber(idCard)) {
        // 省份
        String proCode = idCard.substring(0, 2);
        if (null == cityCodes.get(proCode)) {
            return false;
        }
        // 生日
        DateTime birthDate = DateUtil.parse(idCard.substring(6, 12), "yyMMdd");
        if (false == Validator.isBirthday(birthDate.year(), birthDate.month(), birthDate.dayOfMonth())) {
            return false;
        }
    } else {
        return false;
    }
    return true;
}

Example 2 with DateTime

use of cn.hutool.core.date.DateTime in project hutool by looly.

the class DateTimeTest method mutableTest.

@Test
public void mutableTest() {
    DateTime dateTime = new DateTime("2017-01-05 12:34:23", DatePattern.NORM_DATETIME_FORMAT);
    // 默认情况下DateTime为可变对象
    DateTime offsite = dateTime.offset(DateField.YEAR, 0);
    Assert.assertTrue(offsite == dateTime);
    // 设置为不可变对象后变动将返回新对象
    dateTime.setMutable(false);
    offsite = dateTime.offset(DateField.YEAR, 0);
    Assert.assertFalse(offsite == dateTime);
}

Example 3 with DateTime

use of cn.hutool.core.date.DateTime in project hutool by looly.

the class DateTimeTest method datetimeTest.

@Test
public void datetimeTest() {
    DateTime dateTime = new DateTime("2017-01-05 12:34:23", DatePattern.NORM_DATETIME_FORMAT);
    // 年
    int year = dateTime.year();
    Assert.assertEquals(2017, year);
    // 季度（非季节）
    Season season = dateTime.seasonEnum();
    Assert.assertEquals(Season.SPRING, season);
    // 月份
    Month month = dateTime.monthEnum();
    Assert.assertEquals(Month.JANUARY, month);
    // 日
    int day = dateTime.dayOfMonth();
    Assert.assertEquals(5, day);
}

Example 4 with DateTime

use of cn.hutool.core.date.DateTime in project hutool by looly.

the class TemporalAccessorConverter method parseFromCharSequence.

/**
 * 通过反射从字符串转java.time中的对象
 *
 * @param value 字符串值
 * @return 日期对象
 */
private TemporalAccessor parseFromCharSequence(CharSequence value) {
    if (StrUtil.isBlank(value)) {
        return null;
    }
    final Instant instant;
    ZoneId zoneId;
    if (null != this.format) {
        final DateTimeFormatter formatter = DateTimeFormatter.ofPattern(this.format);
        instant = formatter.parse(value, Instant::from);
        zoneId = formatter.getZone();
    } else {
        final DateTime dateTime = DateUtil.parse(value);
        instant = Objects.requireNonNull(dateTime).toInstant();
        zoneId = dateTime.getZoneId();
    }
    return parseFromInstant(instant, zoneId);
}

Example 5 with DateTime

use of cn.hutool.core.date.DateTime in project hutool by looly.

the class RangeTest method rangeByStepTest.

@Test
public void rangeByStepTest() {
    DateTime start = DateUtil.parse("2017-01-01");
    DateTime end = DateUtil.parse("2017-01-03");
    // 测试包含开始和结束情况下步进为1的情况
    DateRange range = DateUtil.range(start, end, DateField.DAY_OF_YEAR);
    Assert.assertEquals(range.next(), DateUtil.parse("2017-01-01"));
    Assert.assertEquals(range.next(), DateUtil.parse("2017-01-02"));
    Assert.assertEquals(range.next(), DateUtil.parse("2017-01-03"));
    try {
        range.next();
        Assert.fail("已超过边界，下一个元素不应该存在！");
    } catch (NoSuchElementException ignored) {
    }
    // 测试多步进的情况
    range = new DateRange(start, end, DateField.DAY_OF_YEAR, 2);
    Assert.assertEquals(DateUtil.parse("2017-01-01"), range.next());
    Assert.assertEquals(DateUtil.parse("2017-01-03"), range.next());
}