org.springframework.format.datetime.standard

## 类 DateTimeContext

- java.lang.Object
- - org.springframework.format.datetime.standard.DateTimeContext

-     public class DateTimeContext
      extends Object

  A context that holds user-specific `java.time` (JSR-310) settings such as the user's Chronology (calendar system) and time zone. A `null` property value indicate the user has not specified a setting.
  从以下版本开始:
    4.0
  作者:
    Juergen Hoeller
  另请参阅:
    `DateTimeContextHolder`

- - ### 构造器概要

    构造器
    构造器和说明
    `DateTimeContext()`

  - ### 方法概要

    所有方法 实例方法 具体方法
    限定符和类型 | 方法和说明
    --- | ---
    `Chronology` | `getChronology()` Return the user's chronology (calendar system), if any.
    `DateTimeFormatter` | `getFormatter(DateTimeFormatter formatter)` Get the DateTimeFormatter with the this context's settings applied to the base `formatter`.
    `ZoneId` | `getTimeZone()` Return the user's time zone, if any.
    `void` | `setChronology(Chronology chronology)` Set the user's chronology (calendar system).
    `void` | `setTimeZone(ZoneId timeZone)` Set the user's time zone.

    - ### 从类继承的方法 java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### 构造器详细资料

    - #### DateTimeContext

          public DateTimeContext()

  - ### 方法详细资料

    - #### setChronology

          public void setChronology(@Nullable
                                    Chronology chronology)

      Set the user's chronology (calendar system).

    - #### getChronology

          @Nullable
          public Chronology getChronology()

      Return the user's chronology (calendar system), if any.

    - #### setTimeZone

          public void setTimeZone(@Nullable
                                  ZoneId timeZone)

      Set the user's time zone.

      Alternatively, set a `TimeZoneAwareLocaleContext` on `LocaleContextHolder`. This context class will fall back to checking the locale context if no setting has been provided here.

      另请参阅:
        `LocaleContextHolder.getTimeZone()`, `LocaleContextHolder.setLocaleContext(org.springframework.context.i18n.LocaleContext)`

    - #### getTimeZone

          @Nullable
          public ZoneId getTimeZone()

      Return the user's time zone, if any.

    - #### getFormatter

          public DateTimeFormatter getFormatter(DateTimeFormatter formatter)

      Get the DateTimeFormatter with the this context's settings applied to the base `formatter`.
      参数:
        `formatter` - the base formatter that establishes default formatting rules, generally context-independent
      返回:
        the contextual DateTimeFormatter