DateTimeZone.getOffset(long) tells you the total offset at any instant. 
getStandardOffset(long) tells you the 'winter' offset.
Stephen

Moritz Petersen wrote:
> Would that mean that something like
> 
> DateTimeZone zone = ...
> DateTime dt = ...
> 
> if (zone.nextTransition(dt.getMillis()) <
> Hours.ONE.toStandardDuration().getMillis()) {
>     warning("Please provide timezone and DST information");
> }
> 
> does the trick? Is there any way to find out the length of the
> transition? I would expect that the length is always 1 hour, but that
> must not be true.
> 
> Moritz.
> 
> On 10/29/07, Stephen Colebourne <[EMAIL PROTECTED]> wrote:
>> No there is no such method, or easy way at present. Sounds like a good
>> idea though.
>>
>> (Implementing it involves working out how close the instant is to the
>> DST transition as returned by DateTimeZone.nextTransition)
>>
>> Stephen
>>
>> Moritz Petersen wrote:
>>> Hello everyone,
>>>
>>> is there a simple and effective way to detect ambigious time when
>>> changing from DST back to standard time?
>>>
>>> For example:
>>>
>>> 28.10.2007 01:30 (Berlin/Germany)
>>>
>>> exists twice, once with DST and once at standard time. I would like to
>>> have something like:
>>>
>>> DateTime dt = new DateTime("28.10.2007 01:30"); // forget the syntax
>>> of the parameter it's just for demonstration.
>>>
>>> if (dt.isAmbigous()) {
>>>     warning("Please provide timezone and DST information");
>>> }
>>>
>>> Any advice?
>>>
>>> Thank you,
>>> Moritz.
>>>
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