cn.hutool.core.date.DatePattern Maven / Gradle / Ivy
package cn.hutool.core.date;
import cn.hutool.core.date.format.FastDateFormat;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.Locale;
import java.util.TimeZone;
import java.util.regex.Pattern;
/**
* 日期格式化类,提供常用的日期格式化对象
*
* @author Looly
*/
public class DatePattern {
/**
* 标准日期时间正则,每个字段支持单个数字或2个数字,包括:
*
* yyyy-MM-dd HH:mm:ss.SSSSSS
* yyyy-MM-dd HH:mm:ss.SSS
* yyyy-MM-dd HH:mm:ss
* yyyy-MM-dd HH:mm
* yyyy-MM-dd
*
*
* @since 5.3.6
*/
public static final Pattern REGEX_NORM = Pattern.compile("\\d{4}-\\d{1,2}-\\d{1,2}(\\s\\d{1,2}:\\d{1,2}(:\\d{1,2})?)?(.\\d{1,6})?");
//-------------------------------------------------------------------------------------------------------------------------------- Normal
/**
* 年格式:yyyy
*/
public static final String NORM_YEAR_PATTERN = "yyyy";
/**
* 年月格式:yyyy-MM
*/
public static final String NORM_MONTH_PATTERN = "yyyy-MM";
/**
* 年月格式 {@link FastDateFormat}:yyyy-MM
*/
public static final FastDateFormat NORM_MONTH_FORMAT = FastDateFormat.getInstance(NORM_MONTH_PATTERN);
/**
* 年月格式 {@link FastDateFormat}:yyyy-MM
*/
public static final DateTimeFormatter NORM_MONTH_FORMATTER = createFormatter(NORM_MONTH_PATTERN);
/**
* 简单年月格式:yyyyMM
*/
public static final String SIMPLE_MONTH_PATTERN = "yyyyMM";
/**
* 简单年月格式 {@link FastDateFormat}:yyyyMM
*/
public static final FastDateFormat SIMPLE_MONTH_FORMAT = FastDateFormat.getInstance(SIMPLE_MONTH_PATTERN);
/**
* 简单年月格式 {@link FastDateFormat}:yyyyMM
*/
public static final DateTimeFormatter SIMPLE_MONTH_FORMATTER = createFormatter(SIMPLE_MONTH_PATTERN);
/**
* 标准日期格式:yyyy-MM-dd
*/
public static final String NORM_DATE_PATTERN = "yyyy-MM-dd";
/**
* 标准日期格式 {@link FastDateFormat}:yyyy-MM-dd
*/
public static final FastDateFormat NORM_DATE_FORMAT = FastDateFormat.getInstance(NORM_DATE_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyy-MM-dd
*/
public static final DateTimeFormatter NORM_DATE_FORMATTER = createFormatter(NORM_DATE_PATTERN);
/**
* 标准时间格式:HH:mm:ss
*/
public static final String NORM_TIME_PATTERN = "HH:mm:ss";
/**
* 标准时间格式 {@link FastDateFormat}:HH:mm:ss
*/
public static final FastDateFormat NORM_TIME_FORMAT = FastDateFormat.getInstance(NORM_TIME_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:HH:mm:ss
*/
public static final DateTimeFormatter NORM_TIME_FORMATTER = createFormatter(NORM_TIME_PATTERN);
/**
* 标准日期时间格式,精确到分:yyyy-MM-dd HH:mm
*/
public static final String NORM_DATETIME_MINUTE_PATTERN = "yyyy-MM-dd HH:mm";
/**
* 标准日期时间格式,精确到分 {@link FastDateFormat}:yyyy-MM-dd HH:mm
*/
public static final FastDateFormat NORM_DATETIME_MINUTE_FORMAT = FastDateFormat.getInstance(NORM_DATETIME_MINUTE_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyy-MM-dd HH:mm
*/
public static final DateTimeFormatter NORM_DATETIME_MINUTE_FORMATTER = createFormatter(NORM_DATETIME_MINUTE_PATTERN);
/**
* 标准日期时间格式,精确到秒:yyyy-MM-dd HH:mm:ss
*/
public static final String NORM_DATETIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
/**
* 标准日期时间格式,精确到秒 {@link FastDateFormat}:yyyy-MM-dd HH:mm:ss
*/
public static final FastDateFormat NORM_DATETIME_FORMAT = FastDateFormat.getInstance(NORM_DATETIME_PATTERN);
/**
* 标准日期时间格式,精确到秒 {@link FastDateFormat}:yyyy-MM-dd HH:mm:ss
*/
public static final DateTimeFormatter NORM_DATETIME_FORMATTER = createFormatter(NORM_DATETIME_PATTERN);
/**
* 标准日期时间格式,精确到毫秒:yyyy-MM-dd HH:mm:ss.SSS
*/
public static final String NORM_DATETIME_MS_PATTERN = "yyyy-MM-dd HH:mm:ss.SSS";
/**
* 标准日期时间格式,精确到毫秒 {@link FastDateFormat}:yyyy-MM-dd HH:mm:ss.SSS
*/
public static final FastDateFormat NORM_DATETIME_MS_FORMAT = FastDateFormat.getInstance(NORM_DATETIME_MS_PATTERN);
/**
* 标准日期时间格式,精确到毫秒 {@link FastDateFormat}:yyyy-MM-dd HH:mm:ss.SSS
*/
public static final DateTimeFormatter NORM_DATETIME_MS_FORMATTER = createFormatter(NORM_DATETIME_MS_PATTERN);
/**
* ISO8601日期时间格式,精确到毫秒:yyyy-MM-dd HH:mm:ss,SSS
*/
public static final String ISO8601_PATTERN = "yyyy-MM-dd HH:mm:ss,SSS";
/**
* ISO8601日期时间格式,精确到毫秒 {@link FastDateFormat}:yyyy-MM-dd HH:mm:ss,SSS
*/
public static final FastDateFormat ISO8601_FORMAT = FastDateFormat.getInstance(ISO8601_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyy-MM-dd HH:mm:ss,SSS
*/
public static final DateTimeFormatter ISO8601_FORMATTER = createFormatter(ISO8601_PATTERN);
/**
* 标准日期格式:yyyy年MM月dd日
*/
public static final String CHINESE_DATE_PATTERN = "yyyy年MM月dd日";
/**
* 标准日期格式 {@link FastDateFormat}:yyyy年MM月dd日
*/
public static final FastDateFormat CHINESE_DATE_FORMAT = FastDateFormat.getInstance(CHINESE_DATE_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyy年MM月dd日
*/
public static final DateTimeFormatter CHINESE_DATE_FORMATTER = createFormatter(CHINESE_DATE_PATTERN);
/**
* 标准日期格式:yyyy年MM月dd日 HH时mm分ss秒
*/
public static final String CHINESE_DATE_TIME_PATTERN = "yyyy年MM月dd日HH时mm分ss秒";
/**
* 标准日期格式 {@link FastDateFormat}:yyyy年MM月dd日HH时mm分ss秒
*/
public static final FastDateFormat CHINESE_DATE_TIME_FORMAT = FastDateFormat.getInstance(CHINESE_DATE_TIME_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyy年MM月dd日HH时mm分ss秒
*/
public static final DateTimeFormatter CHINESE_DATE_TIME_FORMATTER = createFormatter(CHINESE_DATE_TIME_PATTERN);
//-------------------------------------------------------------------------------------------------------------------------------- Pure
/**
* 标准日期格式:yyyyMMdd
*/
public static final String PURE_DATE_PATTERN = "yyyyMMdd";
/**
* 标准日期格式 {@link FastDateFormat}:yyyyMMdd
*/
public static final FastDateFormat PURE_DATE_FORMAT = FastDateFormat.getInstance(PURE_DATE_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyyMMdd
*/
public static final DateTimeFormatter PURE_DATE_FORMATTER = createFormatter(PURE_DATE_PATTERN);
/**
* 标准日期格式:HHmmss
*/
public static final String PURE_TIME_PATTERN = "HHmmss";
/**
* 标准日期格式 {@link FastDateFormat}:HHmmss
*/
public static final FastDateFormat PURE_TIME_FORMAT = FastDateFormat.getInstance(PURE_TIME_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:HHmmss
*/
public static final DateTimeFormatter PURE_TIME_FORMATTER = createFormatter(PURE_TIME_PATTERN);
/**
* 标准日期格式:yyyyMMddHHmmss
*/
public static final String PURE_DATETIME_PATTERN = "yyyyMMddHHmmss";
/**
* 标准日期格式 {@link FastDateFormat}:yyyyMMddHHmmss
*/
public static final FastDateFormat PURE_DATETIME_FORMAT = FastDateFormat.getInstance(PURE_DATETIME_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyyMMddHHmmss
*/
public static final DateTimeFormatter PURE_DATETIME_FORMATTER = createFormatter(PURE_DATETIME_PATTERN);
/**
* 标准日期格式:yyyyMMddHHmmssSSS
*/
public static final String PURE_DATETIME_MS_PATTERN = "yyyyMMddHHmmssSSS";
/**
* 标准日期格式 {@link FastDateFormat}:yyyyMMddHHmmssSSS
*/
public static final FastDateFormat PURE_DATETIME_MS_FORMAT = FastDateFormat.getInstance(PURE_DATETIME_MS_PATTERN);
/**
* 标准日期格式 {@link FastDateFormat}:yyyyMMddHHmmssSSS
*/
public static final DateTimeFormatter PURE_DATETIME_MS_FORMATTER = createFormatter(PURE_DATETIME_MS_PATTERN);
//-------------------------------------------------------------------------------------------------------------------------------- Others
/**
* HTTP头中日期时间格式:EEE, dd MMM yyyy HH:mm:ss z
*/
public static final String HTTP_DATETIME_PATTERN = "EEE, dd MMM yyyy HH:mm:ss z";
/**
* HTTP头中日期时间格式 {@link FastDateFormat}:EEE, dd MMM yyyy HH:mm:ss z
*/
public static final FastDateFormat HTTP_DATETIME_FORMAT = FastDateFormat.getInstance(HTTP_DATETIME_PATTERN, TimeZone.getTimeZone("GMT"), Locale.US);
/**
* JDK中日期时间格式:EEE MMM dd HH:mm:ss zzz yyyy
*/
public static final String JDK_DATETIME_PATTERN = "EEE MMM dd HH:mm:ss zzz yyyy";
/**
* JDK中日期时间格式 {@link FastDateFormat}:EEE MMM dd HH:mm:ss zzz yyyy
*/
public static final FastDateFormat JDK_DATETIME_FORMAT = FastDateFormat.getInstance(JDK_DATETIME_PATTERN, Locale.US);
/**
* ISO8601时间:yyyy-MM-dd'T'HH:mm:ss
*/
public static final String UTC_SIMPLE_PATTERN = "yyyy-MM-dd'T'HH:mm:ss";
/**
* ISO8601时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ss
*/
public static final FastDateFormat UTC_SIMPLE_FORMAT = FastDateFormat.getInstance(UTC_SIMPLE_PATTERN);
/**
* ISO8601时间:yyyy-MM-dd'T'HH:mm:ss.SSS
*/
public static final String UTC_SIMPLE_MS_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSS";
/**
* ISO8601时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ss.SSS
*/
public static final FastDateFormat UTC_SIMPLE_MS_FORMAT = FastDateFormat.getInstance(UTC_SIMPLE_MS_PATTERN);
/**
* UTC时间:yyyy-MM-dd'T'HH:mm:ss'Z'
*/
public static final String UTC_PATTERN = "yyyy-MM-dd'T'HH:mm:ss'Z'";
/**
* UTC时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ss'Z'
*/
public static final FastDateFormat UTC_FORMAT = FastDateFormat.getInstance(UTC_PATTERN, TimeZone.getTimeZone("UTC"));
/**
* UTC时间:yyyy-MM-dd'T'HH:mm:ssZ
*/
public static final String UTC_WITH_ZONE_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ssZ";
/**
* UTC时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ssZ
*/
public static final FastDateFormat UTC_WITH_ZONE_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_WITH_ZONE_OFFSET_PATTERN, TimeZone.getTimeZone("UTC"));
/**
* UTC时间:yyyy-MM-dd'T'HH:mm:ssXXX
*/
public static final String UTC_WITH_XXX_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ssXXX";
/**
* UTC时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ssXXX
*/
public static final FastDateFormat UTC_WITH_XXX_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_WITH_XXX_OFFSET_PATTERN);
/**
* UTC时间:yyyy-MM-dd'T'HH:mm:ss.SSS'Z'
*/
public static final String UTC_MS_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'";
/**
* UTC时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ss.SSS'Z'
*/
public static final FastDateFormat UTC_MS_FORMAT = FastDateFormat.getInstance(UTC_MS_PATTERN, TimeZone.getTimeZone("UTC"));
/**
* UTC时间:yyyy-MM-dd'T'HH:mm:ssZ
*/
public static final String UTC_MS_WITH_ZONE_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSSZ";
/**
* UTC时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ssZ
*/
public static final FastDateFormat UTC_MS_WITH_ZONE_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_MS_WITH_ZONE_OFFSET_PATTERN, TimeZone.getTimeZone("UTC"));
/**
* UTC时间:yyyy-MM-dd'T'HH:mm:ss.SSSXXX
*/
public static final String UTC_MS_WITH_XXX_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
/**
* UTC时间{@link FastDateFormat}:yyyy-MM-dd'T'HH:mm:ss.SSSXXX
*/
public static final FastDateFormat UTC_MS_WITH_XXX_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_MS_WITH_XXX_OFFSET_PATTERN);
/**
* 创建并为 {@link DateTimeFormatter} 赋予默认时区和位置信息,默认值为系统默认值。
*
* @param pattern 日期格式
* @return {@link DateTimeFormatter}
* @since 5.7.5
*/
public static DateTimeFormatter createFormatter(String pattern) {
return DateTimeFormatter.ofPattern(pattern, Locale.getDefault())
.withZone(ZoneId.systemDefault());
}
}