[jira] Closed: (UIMA-1300) The client API needs to support optional callback listener before sendCas

["Jerry Cwiklik (JIRA)" <ui...@incubator.apache.org>]

     [ https://issues.apache.org/jira/browse/UIMA-1300?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jerry Cwiklik closed UIMA-1300.
-------------------------------

    Resolution: Fixed

Modified Uima AS client API to use UimaAsBasicCallbackListener class. This abstract class implements a new method onBeforeMessageSend() that is called by the client API just before a message is sent to the service. The application can extend this class and override the method to receive notifications

> The client API needs to support optional callback listener before sendCas
> -------------------------------------------------------------------------
>
>                 Key: UIMA-1300
>                 URL: https://issues.apache.org/jira/browse/UIMA-1300
>             Project: UIMA
>          Issue Type: New Feature
>          Components: Async Scaleout
>            Reporter: Eddie Epstein
>
> When using a collection reader with the client API, application control is limited to callbacks on the completion of commands. In order to measure processing latency, a client must in addition be notified just before each process request is sent.

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