[jira] Commented: (FELIX-1804) Consider adding an Interceptor API

["Thomas Diesler (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FELIX-1804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12769930#action_12769930 ] 

Thomas Diesler commented on FELIX-1804:
---------------------------------------

If you like we could chat about this and I could give a little more background 

> Consider adding an Interceptor API
> ----------------------------------
>
>                 Key: FELIX-1804
>                 URL: https://issues.apache.org/jira/browse/FELIX-1804
>             Project: Felix
>          Issue Type: Improvement
>          Components: Framework
>    Affects Versions: felix-2.0.1
>            Reporter: Thomas Diesler
>
> Please consider adding a bundle state change interceptor API. For more background on this, please have a look at
> http://jbossosgi.blogspot.com/2009/10/extender-pattern-vs-lifecycle.html 
> A possible API could look like this
> {code:java}
>     void setBundleStateAndNotify(BundleImpl bundle, int state)
>     {
>         synchronized (m_bundleLock)
>         {
>            if (interceptor != null)
>               interceptor.processStateChange(bundle, state);
>             bundle.__setState(state);
>             m_bundleLock.notifyAll();
>         }
>     }
> {code}
> {code:java}
>     interface BundleStateInterceptor()
>     {
>        void processStateChange(Bundle bundle, int state);   
>     }
> {code}

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