[infinispan-dev] Proposed ISPN 7 compilation incompatibilities with ISPN 6

Sanne Grinovero sanne at infinispan.org
Thu Mar 13 10:25:53 EDT 2014


Is there a migration guide?
This should be documented in some wiki page similar to
- https://community.jboss.org/wiki/HibernateSearchMigrationGuide

On 13 March 2014 12:45, William Burns <mudokonman at gmail.com> wrote:
> On Thu, Mar 13, 2014 at 8:37 AM, Pedro Ruivo <pedro at infinispan.org> wrote:
>>
>>
>> On 03/13/2014 12:35 PM, William Burns wrote:
>>> On Thu, Mar 13, 2014 at 8:31 AM, Pedro Ruivo <pedro at infinispan.org> wrote:
>>>> Hi,
>>>>
>>>> #1 and #2 are ok to me but, IMO, the filter package should be in commons
>>>> module
>>>
>>> Sorry I forgot to detail why I said core.  I originally planned for
>>> commons package as well, however the KeyValueFilter class needs the
>>> Metadata class, which doesn't live in the commons package.  I didn't
>>> want to separate the 2 filter classes.  And unfortunately the Metadata
>>> class relies on other classes in core, so that isn't easy to move over
>>> either, but doable :(  WDYT?
>>
>> can you explain why the metadata is needed? I assumed that the key and
>> the value were the only objects needed.
>
> That is how the design doc was written up :P My guess is so that
> people if needed can filter out versioned entries or to possibly do
> some eviction magic since they can try to calculate when the entry
> would be removed.  Maybe Mircea can shed some additional light.
>
>>
>>>
>>>>
>>>> Cheers,
>>>> Pedro
>>>>
>>>> On 03/13/2014 12:07 PM, William Burns wrote:
>>>>> Recently while working on some ISPN 7 features, there were some public
>>>>> API inconsistencies.  I wanted to bring these up just in case if
>>>>> someone had concerns.
>>>>>
>>>>> The first few are pretty trivial, but can cause compilation errors
>>>>> between versions if user code implements these interfaces and defines
>>>>> types.
>>>>>
>>>>> 1. The CacheWriter interface currently defines a delete(K key) method.
>>>>>    To be more inline with JCache and java.util.collections interfaces I
>>>>> was hoping to change this to be delete(Object key) instead.
>>>>> 2. The CacheLoader interface currently defines load(K key) and
>>>>> contains(K key) methods.  Similar to above I was hoping to change the
>>>>> K type to be Object to be more inline with JCache and
>>>>> java.util.collections interfaces.
>>>>>
>>>>> This last one is a bit more major, but currently we have 2 classes
>>>>> that are named KeyFilter.  One that resides in the
>>>>> org.infinispan.notifications package and another that resides in the
>>>>> org.infinispan.persistence.spi.AdvancedCacheLoader interface.
>>>>>
>>>>> 3. My plan is instead to consolidate these classes into 1 into a new
>>>>> core org.infinispan.filter package.  I would also move the new
>>>>> KeyValueFilter class that was added for cluster listeners into this
>>>>> package and their accompanying implementations.
>>>>>
>>>>> The first 2 is currently implemented as changes in
>>>>> https://github.com/infinispan/infinispan/pull/2423.  The latter I was
>>>>> going to add into changes for
>>>>> https://issues.jboss.org/browse/ISPN-4068.
>>>>>
>>>>> Let me know what you guys think.
>>>>>
>>>>>    - Will
>>>>> _______________________________________________
>>>>> infinispan-dev mailing list
>>>>> infinispan-dev at lists.jboss.org
>>>>> https://lists.jboss.org/mailman/listinfo/infinispan-dev
>>>>>
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