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https://issues.apache.org/jira/browse/CAMEL-4256?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13078877#comment-13078877
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Claus Ibsen commented on CAMEL-4256:
------------------------------------

A post on @dev with [DISCUSS] has the tendency to bring in more people, as it 
stand out on that mailing list, among the hundres of JIRA updates its posted on 
@dev as well.

This is after all a topic on camel-core and the Component/Endpoint API which is 
a very important API in Camel. So I would prefer the great good of the Camel 
team is behind this. 

> Adding a EndpointConfiguration interface
> ----------------------------------------
>
>                 Key: CAMEL-4256
>                 URL: https://issues.apache.org/jira/browse/CAMEL-4256
>             Project: Camel
>          Issue Type: New Feature
>          Components: camel-core
>    Affects Versions: 2.8.0
>            Reporter: Hadrian Zbarcea
>            Assignee: Hadrian Zbarcea
>             Fix For: 2.9.0, 3.0.0
>
>         Attachments: camel-4256.patch
>
>
> One of the key missing pieces from the API is the explicit concept of 
> EndpointConfiguration. We use URIs for that, ant that's great, but we don't 
> have it in the API. Some components do have an informal version though.
> I am proposing adding an EndpointConfiguration interface:
> {code}
> public interface EndpointConfiguration {
>   void fromUri(String uri);
>   String toUri();
> }
> {code}
> and maybe other methods, we could also use URI instead of string for 
> pre-parsing. Same as with other concepts the default implementation would be 
> in impl and components would extend that and add fields for configuration 
> parameters. 
> This would solve problems related to URI uniqueness to a good extent as 
> toUri() should always place parameters in the same order. The Endpoint 
> interface would change though.
> The main advantage would be that we can annotate parameters and use 
> javax.validation to specify if a field is @ProducerOnly, @ConsumerOnly for 
> example, which may exclude them from toUri() (yes, there are some impacts, 
> the id uri would be different than the config uric). We could annotate them 
> with @Secret to indicate that at least the value should not appear in clear 
> in the uri, etc. We could also add an @Default("value"), allowing us to 
> exclude from the uri fields set on the default value (even if the filed was 
> explicitly set) and so on.
> This would also make static validation possible unit testing configuration 
> would be vastly simplified and we could improve coverage. We can do it in an 
> incremental way without a big impact on existing components (especially 
> outside camel) via changes in DefaultEndpoint. I am working on a prototype, 
> but feedback is highly appreciated.

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