Thanks, Andy. I've created ISIS-1479 [1] to capture this idea.
Dan [1] https://issues.apache.org/jira/browse/ISIS-1479 On 26 August 2016 at 13:09, Andy Jefferson <[email protected]> wrote: > > With respect to the storage of the BLOBs themselves, I don't think (at > > least I couldn't find) any datatype mapping to be able to map from a > stream > > (obtained from ServletInputStream) into a JDO entity, ie to avoid the > > creation of the BLOB in-memory. If it *were* possible, then I don't > think > > Isis would care; just map the property as @Programmatic and Isis would > > ignore it. Perhaps Andy might be able to chip in on this? > > java.io.File is currently the only java field type with a mapping that is > streamable. See > http://www.datanucleus.org/products/accessplatform_5_0/ > jdo/types.html#Other_Types > > Somebody could take existing code used for that type and contribute a > mapping for some other java type. > https://github.com/datanucleus/datanucleus-rdbms/ > blob/master/src/main/java/org/datanucleus/store/rdbms/mapping/datastore/ > BinaryStreamRDBMSMapping.java > > > > -- > Andy > DataNucleus (Web: http://www.datanucleus.org Twitter: @datanucleus) >
