org.joda.time.format.DateTimeFormatter#withZone ( )源码实例Demo

public String getIsoDateWithLocalTime(Date dateToConvert) {
    if (dateToConvert == null) {
        return null;
    }
    DateTime dt = new DateTime(dateToConvert);
    DateTimeFormatter fmt = ISODateTimeFormat.yearMonthDay();
    DateTimeFormatter localFmt = fmt.withLocale(new ResourceLoader().getLocale());
    DateTimeFormatter fmtTime = DateTimeFormat.shortTime();
    DateTimeFormatter localFmtTime = fmtTime.withLocale(new ResourceLoader().getLocale());

    // If the client browser is in a different timezone than server, need to modify date
    if (m_client_timezone !=null && m_server_timezone!=null && !m_client_timezone.hasSameRules(m_server_timezone)) {
      DateTimeZone dateTimeZone = DateTimeZone.forTimeZone(m_client_timezone);
      localFmt = localFmt.withZone(dateTimeZone);
      localFmtTime = localFmtTime.withZone(dateTimeZone);
    }
    return dt.toString(localFmt) + " " + dt.toString(localFmtTime);
}
 

public String getDateTimeWithTimezoneConversion(Date dateToConvert) {
    if (dateToConvert == null) {
        return null;
    }
    DateTime dt = new DateTime(dateToConvert);
    DateTimeFormatter fmt = ISODateTimeFormat.yearMonthDay();
    DateTimeFormatter fmtTime = ISODateTimeFormat.hourMinuteSecond();

    // If the client browser is in a different timezone than server, need to modify date
    if (m_client_timezone !=null && m_server_timezone!=null && !m_client_timezone.hasSameRules(m_server_timezone)) {
      DateTimeZone dateTimeZone = DateTimeZone.forTimeZone(m_client_timezone);
      fmt = fmt.withZone(dateTimeZone);
      fmtTime = fmtTime.withZone(dateTimeZone);
    }
    return dt.toString(fmt) + " " + dt.toString(fmtTime);
}
 

@SuppressWarnings("unchecked")
@Override
public ContextualConverter<? super I, ? extends O> newConverter(ConvertingTypes targetedTypes, ContextFactoryBuilder contextFactoryBuilder, Object... params) {

    DateTimeFormatter[] dateTimeFormatters = JodaTimeHelper.getDateTimeFormatters(params);

    DateTimeZone zoneId = JodaTimeHelper.getDateTimeZoneOrDefault(params);

    ContextualConverter<I, O>[] converters = new ContextualConverter[dateTimeFormatters.length];

    for(int i = 0; i < dateTimeFormatters.length; i++) {
        DateTimeFormatter dateTimeFormatter = dateTimeFormatters[i];
        if (dateTimeFormatter.getZone() == null) {
            dateTimeFormatter.withZone(zoneId);
        }

        converters[i] = newConverter(dateTimeFormatter);
    }

    if (converters.length == 1) {
        return converters[0];
    } else {
        return new MultiDateTimeFormatterConverter<I, O>(converters);
    }

}
 

public String getIsoDateWithLocalTime(Date dateToConvert) {
    if (dateToConvert == null) {
        return null;
    }
    DateTime dt = new DateTime(dateToConvert);
    DateTimeFormatter fmt = ISODateTimeFormat.yearMonthDay();
    DateTimeFormatter localFmt = fmt.withLocale(new ResourceLoader().getLocale());
    DateTimeFormatter fmtTime = DateTimeFormat.shortTime();
    DateTimeFormatter localFmtTime = fmtTime.withLocale(new ResourceLoader().getLocale());

    // If the client browser is in a different timezone than server, need to modify date
    if (m_client_timezone !=null && m_server_timezone!=null && !m_client_timezone.hasSameRules(m_server_timezone)) {
      DateTimeZone dateTimeZone = DateTimeZone.forTimeZone(m_client_timezone);
      localFmt = localFmt.withZone(dateTimeZone);
      localFmtTime = localFmtTime.withZone(dateTimeZone);
    }
    return dt.toString(localFmt) + " " + dt.toString(localFmtTime);
}
 

public String getDateTimeWithTimezoneConversion(Date dateToConvert) {
    if (dateToConvert == null) {
        return null;
    }
    DateTime dt = new DateTime(dateToConvert);
    DateTimeFormatter fmt = ISODateTimeFormat.yearMonthDay();
    DateTimeFormatter fmtTime = ISODateTimeFormat.hourMinuteSecond();

    // If the client browser is in a different timezone than server, need to modify date
    if (m_client_timezone !=null && m_server_timezone!=null && !m_client_timezone.hasSameRules(m_server_timezone)) {
      DateTimeZone dateTimeZone = DateTimeZone.forTimeZone(m_client_timezone);
      fmt = fmt.withZone(dateTimeZone);
      fmtTime = fmtTime.withZone(dateTimeZone);
    }
    return dt.toString(fmt) + " " + dt.toString(fmtTime);
}
 

private static DateTimeFormatter getDateTimeFormatter(final String localeLang, final String localeCountry, final String timezone, final String dateFormat) {
    DateTimeFormatter formatter;
    if (StringUtilities.isNoneBlank(dateFormat)) {
        formatter = DateTimeFormat.forPattern(dateFormat);
    } else {
        formatter = DateTimeFormat.longDateTime();
    }

    if (isNotBlank(timezone)) {
        formatter = formatter.withZone(DateTimeZone.forTimeZone(TimeZone.getTimeZone(timezone)));
    }

    if (isNotBlank(localeLang)) {
        formatter = formatter.withLocale(DateTimeUtils.getLocaleByCountry(localeLang, localeCountry));
    }
    return formatter;
}
 

/**
 * Create a new {@code DateTimeFormatter} using this factory.
 * <p>If no specific pattern or style has been defined,
 * the supplied {@code fallbackFormatter} will be used.
 * @param fallbackFormatter the fall-back formatter to use
 * when no specific factory properties have been set
 * @return a new date time formatter
 */
public DateTimeFormatter createDateTimeFormatter(DateTimeFormatter fallbackFormatter) {
	DateTimeFormatter dateTimeFormatter = null;
	if (StringUtils.hasLength(this.pattern)) {
		dateTimeFormatter = DateTimeFormat.forPattern(this.pattern);
	}
	else if (this.iso != null && this.iso != ISO.NONE) {
		switch (this.iso) {
			case DATE:
				dateTimeFormatter = ISODateTimeFormat.date();
				break;
			case TIME:
				dateTimeFormatter = ISODateTimeFormat.time();
				break;
			case DATE_TIME:
				dateTimeFormatter = ISODateTimeFormat.dateTime();
				break;
			default:
				throw new IllegalStateException("Unsupported ISO format: " + this.iso);
		}
	}
	else if (StringUtils.hasLength(this.style)) {
		dateTimeFormatter = DateTimeFormat.forStyle(this.style);
	}

	if (dateTimeFormatter != null && this.timeZone != null) {
		dateTimeFormatter = dateTimeFormatter.withZone(DateTimeZone.forTimeZone(this.timeZone));
	}
	return (dateTimeFormatter != null ? dateTimeFormatter : fallbackFormatter);
}
 

/**
 * Create a new {@code DateTimeFormatter} using this factory.
 * <p>If no specific pattern or style has been defined,
 * the supplied {@code fallbackFormatter} will be used.
 * @param fallbackFormatter the fall-back formatter to use
 * when no specific factory properties have been set
 * @return a new date time formatter
 */
public DateTimeFormatter createDateTimeFormatter(DateTimeFormatter fallbackFormatter) {
	DateTimeFormatter dateTimeFormatter = null;
	if (StringUtils.hasLength(this.pattern)) {
		dateTimeFormatter = DateTimeFormat.forPattern(this.pattern);
	}
	else if (this.iso != null && this.iso != ISO.NONE) {
		switch (this.iso) {
			case DATE:
				dateTimeFormatter = ISODateTimeFormat.date();
				break;
			case TIME:
				dateTimeFormatter = ISODateTimeFormat.time();
				break;
			case DATE_TIME:
				dateTimeFormatter = ISODateTimeFormat.dateTime();
				break;
			default:
				throw new IllegalStateException("Unsupported ISO format: " + this.iso);
		}
	}
	else if (StringUtils.hasLength(this.style)) {
		dateTimeFormatter = DateTimeFormat.forStyle(this.style);
	}

	if (dateTimeFormatter != null && this.timeZone != null) {
		dateTimeFormatter = dateTimeFormatter.withZone(DateTimeZone.forTimeZone(this.timeZone));
	}
	return (dateTimeFormatter != null ? dateTimeFormatter : fallbackFormatter);
}
 

/**
 * Create a new {@code DateTimeFormatter} using this factory.
 * <p>If no specific pattern or style has been defined,
 * the supplied {@code fallbackFormatter} will be used.
 * @param fallbackFormatter the fall-back formatter to use when no specific
 * factory properties have been set (can be {@code null}).
 * @return a new date time formatter
 */
public DateTimeFormatter createDateTimeFormatter(DateTimeFormatter fallbackFormatter) {
	DateTimeFormatter dateTimeFormatter = null;
	if (StringUtils.hasLength(this.pattern)) {
		dateTimeFormatter = DateTimeFormat.forPattern(this.pattern);
	}
	else if (this.iso != null && this.iso != ISO.NONE) {
		switch (this.iso) {
			case DATE:
				dateTimeFormatter = ISODateTimeFormat.date();
				break;
			case TIME:
				dateTimeFormatter = ISODateTimeFormat.time();
				break;
			case DATE_TIME:
				dateTimeFormatter = ISODateTimeFormat.dateTime();
				break;
			case NONE:
				/* no-op */
				break;
			default:
				throw new IllegalStateException("Unsupported ISO format: " + this.iso);
		}
	}
	else if (StringUtils.hasLength(this.style)) {
		dateTimeFormatter = DateTimeFormat.forStyle(this.style);
	}

	if (dateTimeFormatter != null && this.timeZone != null) {
		dateTimeFormatter = dateTimeFormatter.withZone(DateTimeZone.forTimeZone(this.timeZone));
	}
	return (dateTimeFormatter != null ? dateTimeFormatter : fallbackFormatter);
}
 

private long parseDateTime(String value, DateTimeZone timeZone) {
    DateTimeFormatter parser = dateTimeFormatter.parser();
    if (timeZone != null) {
        parser = parser.withZone(timeZone);
    }
    try {
        return parser.parseMillis(value);
    } catch (IllegalArgumentException e) {
        
        throw new ElasticsearchParseException("failed to parse date field [{}] with format [{}]", e, value, dateTimeFormatter.format());
    }
}
 

/**
 * Create a new {@code DateTimeFormatter} using this factory.
 * <p>If no specific pattern or style has been defined,
 * the supplied {@code fallbackFormatter} will be used.
 * @param fallbackFormatter the fall-back formatter to use when no specific
 * factory properties have been set (can be {@code null}).
 * @return a new date time formatter
 */
public DateTimeFormatter createDateTimeFormatter(DateTimeFormatter fallbackFormatter) {
	DateTimeFormatter dateTimeFormatter = null;
	if (StringUtils.hasLength(this.pattern)) {
		dateTimeFormatter = DateTimeFormat.forPattern(this.pattern);
	}
	else if (this.iso != null && this.iso != ISO.NONE) {
		switch (this.iso) {
			case DATE:
				dateTimeFormatter = ISODateTimeFormat.date();
				break;
			case TIME:
				dateTimeFormatter = ISODateTimeFormat.time();
				break;
			case DATE_TIME:
				dateTimeFormatter = ISODateTimeFormat.dateTime();
				break;
			case NONE:
				/* no-op */
				break;
			default:
				throw new IllegalStateException("Unsupported ISO format: " + this.iso);
		}
	}
	else if (StringUtils.hasLength(this.style)) {
		dateTimeFormatter = DateTimeFormat.forStyle(this.style);
	}

	if (dateTimeFormatter != null && this.timeZone != null) {
		dateTimeFormatter = dateTimeFormatter.withZone(DateTimeZone.forTimeZone(this.timeZone));
	}
	return (dateTimeFormatter != null ? dateTimeFormatter : fallbackFormatter);
}
 

private static DateTimeFormatter withZone(DateTimeFormatter dateTimeFormatter, DateTimeZone zoneId) {
    if (zoneId != null) {
        return dateTimeFormatter.withZone(zoneId);
    } else if (dateTimeFormatter.getZone() == null) {
        return dateTimeFormatter.withZone(DateTimeZone.getDefault());
    }
    return dateTimeFormatter;
}
 

public JodaDateFormatter(String pattern, Locale locale, DateTimeZone timeZone) {
	if (pattern == null) {
		pattern = Defaults.DEFAULT_DATE_FORMAT;
	}
	if (locale == null) {
		locale = MiscUtils.getDefaultLocale();
	}
	DateTimeFormatter formatter = DateTimeFormat.forPattern(pattern).withLocale(locale);
	if (timeZone != null) {
		formatter = formatter.withZone(timeZone);
	}
	this.dateTimeFormatter = formatter;
	this.pattern = pattern;
	this.locale = locale;
}
 

private DateTimeFormatter getDateFormat(UIComponent uiComponent) {
	DateTimeFormatter format = DateTimeFormat.forPattern(getPattern(uiComponent));

	format = format.withLocale(SessionPreferences.getCurrentLocale());
	format = format.withZone(getTimeZone());

	return format;
}
 

private static DateTime parseInputDate(final String date, final String dateFormat, final String dateLocaleLang, final String dateLocaleCountry,
                                       final DateTimeZone timeZone) throws Exception {
    if (DateTimeUtils.isUnix(dateFormat)) {
        return new DateTime(Long.parseLong(date) * Constants.Miscellaneous.THOUSAND_MULTIPLIER).withZone(timeZone);
    }
    if (DateTimeUtils.isMilliseconds(dateFormat)) { // can be removed if not needed
        return new DateTime(new Date(Long.parseLong(date))).withZone(timeZone);
    }
    DateTimeFormatter dateFormatter = DateTimeUtils.getDateFormatter(dateFormat, dateLocaleLang, dateLocaleCountry);
    if (isNotBlank(dateFormat)) {
        dateFormatter = dateFormatter.withZone(timeZone);
        return dateFormatter.parseDateTime(date);
    }
    return DateTimeUtils.getJodaOrJavaDate(dateFormatter, date);
}