DateFormatProvider (Java Platform SE 6) - JDK 5 Documentation v6.0, Java 2 SDK 英文文档

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Java™ Platform
Standard Ed. 6

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java.text.spi
Class DateFormatProvider

java.lang.Object
  java.util.spi.LocaleServiceProvider
      java.text.spi.DateFormatProvider

public abstract class DateFormatProvider
extends LocaleServiceProvider
extends LocaleServiceProvider

An abstract class for service providers that provide concrete implementations of the DateFormat class.

Since:: 1.6

Constructor Summary

protected DateFormatProvider()
          Sole constructor.

Method Summary

abstract DateFormat getDateInstance(int style, Locale locale)
          Returns a new DateFormat instance which formats date with the given formatting style for the specified locale.

abstract DateFormat getDateTimeInstance(int dateStyle, int timeStyle, Locale locale)
          Returns a new DateFormat instance which formats date and time with the given formatting style for the specified locale.

abstract DateFormat getTimeInstance(int style, Locale locale)
          Returns a new DateFormat instance which formats time with the given formatting style for the specified locale.

Methods inherited from class java.util.spi.LocaleServiceProvider

getAvailableLocales

Methods inherited from class java.lang.Object

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

Constructor Summary
`protected`	`DateFormatProvider()` Sole constructor.

Method Summary
`abstract DateFormat`	`getDateInstance(int style, Locale locale)` Returns a new `DateFormat` instance which formats date with the given formatting style for the specified locale.
`abstract DateFormat`	`getDateTimeInstance(int dateStyle, int timeStyle, Locale locale)` Returns a new `DateFormat` instance which formats date and time with the given formatting style for the specified locale.
`abstract DateFormat`	`getTimeInstance(int style, Locale locale)` Returns a new `DateFormat` instance which formats time with the given formatting style for the specified locale.

Methods inherited from class java.util.spi.LocaleServiceProvider
`getAvailableLocales`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

DateFormatProvider

protected DateFormatProvider()

Sole constructor. (For invocation by subclass constructors, typically implicit.)

Method Detail

getTimeInstance

public abstract DateFormat getTimeInstance(int style,
                                           Locale locale)

Returns a new DateFormat instance which formats time with the given formatting style for the specified locale.

Parameters:: style - the given formatting style. Either one of DateFormat.SHORT, DateFormat.MEDIUM, DateFormat.LONG, or DateFormat.FULL.; locale - the desired locale.
Returns:: a time formatter.
Throws:: IllegalArgumentException - if style is invalid, or if locale isn't one of the locales returned from getAvailableLocales().; NullPointerException - if locale is null
See Also:: DateFormat.getTimeInstance(int, java.util.Locale)

getDateInstance

public abstract DateFormat getDateInstance(int style,
                                           Locale locale)

Returns a new DateFormat instance which formats date with the given formatting style for the specified locale.

Parameters:: style - the given formatting style. Either one of DateFormat.SHORT, DateFormat.MEDIUM, DateFormat.LONG, or DateFormat.FULL.; locale - the desired locale.
Returns:: a date formatter.
Throws:: IllegalArgumentException - if style is invalid, or if locale isn't one of the locales returned from getAvailableLocales().; NullPointerException - if locale is null
See Also:: DateFormat.getDateInstance(int, java.util.Locale)

getDateTimeInstance

public abstract DateFormat getDateTimeInstance(int dateStyle,
                                               int timeStyle,
                                               Locale locale)

Returns a new DateFormat instance which formats date and time with the given formatting style for the specified locale.

Parameters:: dateStyle - the given date formatting style. Either one of DateFormat.SHORT, DateFormat.MEDIUM, DateFormat.LONG, or DateFormat.FULL.; timeStyle - the given time formatting style. Either one of DateFormat.SHORT, DateFormat.MEDIUM, DateFormat.LONG, or DateFormat.FULL.; locale - the desired locale.
Returns:: a date/time formatter.
Throws:: IllegalArgumentException - if dateStyle or timeStyle is invalid, or if locale isn't one of the locales returned from getAvailableLocales().; NullPointerException - if locale is null
See Also:: DateFormat.getDateTimeInstance(int, int, java.util.Locale)