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  • 【java】jackson 中JsonFormat date类型字段的使用

    为了便于date类型字段的序列化和反序列化,需要在数据结构的date类型的字段上用JsonFormat注解进行注解
    具体格式如下

      @JsonFormat(pattern = "yyyy-MM-dd'T'HH:mm:ss.SSSZ", locale = "zh", timezone = "GMT+8")

    pattern 指定转化的格式,SSSZ(S指的是微秒,Z指时区)
    此处的pattern和java.text.SimpleDateFormat中的Time Patterns一致

    Letter    Date or Time Component    Presentation    Examples
    G    Era designator    Text    AD
    y    Year    Year    1996; 96
    Y    Week year    Year    2009; 09
    M    Month in year    Month    July; Jul; 07
    w    Week in year    Number    27
    W    Week in month    Number    2
    D    Day in year    Number    189
    d    Day in month    Number    10
    F    Day of week in month    Number    2
    E    Day name in week    Text    Tuesday; Tue
    u    Day number of week (1 = Monday, ..., 7 = Sunday)    Number    1
    a    Am/pm marker    Text    PM
    H    Hour in day (0-23)    Number    0
    k    Hour in day (1-24)    Number    24
    K    Hour in am/pm (0-11)    Number    0
    h    Hour in am/pm (1-12)    Number    12
    m    Minute in hour    Number    30
    s    Second in minute    Number    55
    S    Millisecond    Number    978
    z    Time zone    General time zone    Pacific Standard Time; PST; GMT-08:00
    Z    Time zone    RFC 822 time zone    -0800
    X    Time zone    ISO 8601 time zone    -08; -0800; -08:00

    具体的pattern和转化后的date形式如下

    Examples
    The following examples show how date and time patterns are interpreted in the U.S. locale. The given date and time are 2001-07-04 12:08:56 local time in the U.S. Pacific Time time zone.
    Date and Time Pattern    Result
    "yyyy.MM.dd G 'at' HH:mm:ss z"    2001.07.04 AD at 12:08:56 PDT
    "EEE, MMM d, ''yy"    Wed, Jul 4, '01
    "h:mm a"    12:08 PM
    "hh 'o''clock' a, zzzz"    12 o'clock PM, Pacific Daylight Time
    "K:mm a, z"    0:08 PM, PDT
    "yyyyy.MMMMM.dd GGG hh:mm aaa"    02001.July.04 AD 12:08 PM
    "EEE, d MMM yyyy HH:mm:ss Z"    Wed, 4 Jul 2001 12:08:56 -0700
    "yyMMddHHmmssZ"    010704120856-0700
    "yyyy-MM-dd'T'HH:mm:ss.SSSZ"    2001-07-04T12:08:56.235-0700
    "yyyy-MM-dd'T'HH:mm:ss.SSSXXX"    2001-07-04T12:08:56.235-07:00
    "YYYY-'W'ww-u"    2001-W27-3




    原文链接:http://www.jianshu.com/p/0ab28624c126

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  • 原文地址:https://www.cnblogs.com/lonelywolfmoutain/p/6201543.html
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