I'll add that ZZZZZ in ICU4J accepts all types of
timezone formats (RFC 

822, GMT Offset, and ISO 8601). So it will also accept formats with both

Z and ZZZZ timezone patterns. It outputs as ISO 8601, though.

- Steve

On 01/29/2013 09:04 AM, Steve Hanson wrote:

> Hi Mike,

>

> The phrase " derived from the XML schema date/time type"
just means that

> the pattern varies depends on whether the xsd type is date, dateTime
or

> time, it does not mean that it is set up for parsing a date, dateTime
or

> time value that conforms to the lexical space for the xsd type. The

> pattern values were chosen to be the typical patterns seen in the
non-XML

> world.

>

> We can debate whether ZZZ is obsolescent and needs to be updated.
IBM DFDL

> has shipped with ZZZ as far as I am aware.

>

> Regards

>

> Steve Hanson

> Architect, Data Format Description Language (DFDL)

> Co-Chair, OGF DFDL Working Group

> IBM SWG, Hursley, UK

> smh@uk.ibm.com

> tel:+44-1962-815848

>

>

>

> From:   Mike Beckerle<mbeckerle.dfdl@gmail.com>

> To:     dfdl-wg@ogf.org,

> Date:   29/01/2013 13:55

> Subject:        [DFDL-WG] clarification needed:
datetime and time

> Sent by:        dfdl-wg-bounces@ogf.org

>

>

>

> In the below. Should xs:datetime have trailing timezone as well? Right
now

> it has no tz component.

>

> Seems to me it should to match iso 8601 format which is what XSD uses.

>

> Also, I believe we now think ZZZ is not the right behavior, and seems
to

> be deprecated in ICU. The right thing is ZZZZZ.

>

> calendarPatternKind

> Enum

> Valid values ‘explicit’, ‘implicit’

> ‘explicit’ means the pattern is given by dfdl:calendarPattern,

> ‘implicit’ means the pattern is derived from the XML schema date/time

> type.

>

>

> Logical Type

> Default Pattern

> xs:date

> yyyy-MM-dd

> xs:dateTime

> yyyy-MM-dd'T'HH:mm:ss

> xs:time

> HH:mm:ssZZZ

> Annotation: dfdl:element, dfdl:simpleType

>

>

>

>

>

> --

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