[jira] [Created] (ISIS-282) Add support for file uploads and downloads to Wicket viewer and JDO objectstore

["Dan Haywood (JIRA)" <ji...@apache.org>]

Dan Haywood created ISIS-282:
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             Summary: Add support for file uploads and downloads to Wicket viewer and JDO objectstore
                 Key: ISIS-282
                 URL: https://issues.apache.org/jira/browse/ISIS-282
             Project: Isis
          Issue Type: New Feature
          Components: AppLib, Core: MetaModel, Core: ProgModel, Runtimes: Dflt: Objectstores: JDO, Viewer: Wicket
    Affects Versions: 0.2.0-incubating
            Reporter: Dan Haywood
             Fix For: 0.3.1-incubating


* Introduce new Blob and Clob value types into the applib, wrapping a byte[] or char[] along with a MimeType.
* enhance core metamodel/progmodel, adding facets
* teach JDO objectstore how to persist these types
* add new components in wicket viewer to allow a file to be uploaded / persisted (eg a property of type Blob/Clob)
* add new facility in wicket viewer to download blob/clobs (eg an action returning a Blob/Clob)

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