// must declare hash map because meta data must be serializable
private MetaDataKey<HashMap<String, PageIdVersion>>
lastPageIdVersionKey =
new MetaDataKey<HashMap<String, PageIdVersion>>() {};
rolandpeng wrote:
>
> thanks john,
> but how to define variable lastPageIdVersionKey?
> It seems you missed the statement in the original post. thanks.
>
> Roland.
>
>
> John Patterson wrote:
>>
>> HashMap<String,PageIdVersion> lastPageMap =
>> getSession().getMetaData(lastPageIdVersionKey);
>>
>>
>
>
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