[aerogear-dev] Data Sync Thoughts

[Lucas Holmquist]

On Jan 28, 2014, at 10:30 AM, Summers Pittman <supittma at redhat.com> wrote:

> On 01/28/2014 09:36 AM, Lucas Holmquist wrote:
>> yup, this is another Data Sync thread,
>> 
>>> From a client side perspective, i have concerns that there is still not a clear direction yet.
>> 
>> I know there are multiple ideas floating around on what our model should be,  i'm all for choice, but what about deciding on 1 model to get started with.  Then later once we have this nailed down,  we can have other "adapters" with different models perhaps
> All the data model is is an envelope of sync metadata around an object 
> right?

right

> 
> We also need to think about the API and server/client protocol as well.
> 
> I think that for sync 1.0 we could focus on the following behavior (it 
> worked for my demos at least)
> 
> 1.  We have a Sync factory similar to Pipeline, Authenticator, 
> Registrar, and KeyService.
> 2.  The Sync factory consumes/manages Synchronizer instances.
> 3.  AG Synchronizer listens for sync messages using UnifiedPush endpoints.
i thought for a 1.0 we weren't thinking about "realtime"

> 4.  AG Synchronizer sends sync messages using Pipes
> 5.  AG Synchronizer holds local data in a store
> 
> 6.  When AGSynchronizer gets a message it is responsible for updating 
> the Store and then notifying code listing for updates OR for notifying 
> the code that an error has occurred and needs to be addressed.
> 
> 7.  When the developer updates data in the store, the synchronizer 
> should package that data and send it to the server.  The synchronizer is 
> responsible for error handling, retrying, back-off, etc.
> 
> 8.  We should include multiple synchronizer implementations to deal with 
> multiple very simple use cases which involve legacy systems. (For 
> instance polling to load static data on a schedule.)
> 
> Thoughts? Tomatoes?
>> 
>> 
>> 
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