Hi Andi,

Thank you very much! This helped. Everything's working fine now.

Erik

On 03/14/2018 10:31 AM, Andi Huber wrote:
Hi Erik,

strangely we had the same symptoms when working on the coming 2.0.0-M1
release. We tracked it down to the fact, that Isis' datanucleus
extensions don't get installed during bootstrapping.

Would be interesting to see, whether our current workaround [1] (to copy
over 2 files into your domain code) solves the issue. (Please let us know!)

   * /plugin.xml
   * /META-INF/MAINFEST.MF

As of version 1.16.x these files are in the isis-core-runtime jar file
of the release.

Cheers Andi

[1] https://issues.apache.org/jira/browse/ISIS-1902

On 2018/03/14 08:35:14, Erik de Hair <[email protected]> wrote:
Hi,

I'm having troubles with Blob fields after upgrading to Apache Isis
1.16.2 (not sure if this was also the case for 1.16.[0-1]). The feature
is using existing data we had no problems with before upgrading.

My field definition:

@javax.jdo.annotations.Persistent(defaultFetchGroup="false", columns = {
               @javax.jdo.annotations.Column(name = "file_name",
allowsNull = "false"),
               @javax.jdo.annotations.Column(name = "file_mimetype",
allowsNull = "false"),
               @javax.jdo.annotations.Column(name = "file_bytes",
jdbcType="BLOB", sqlType = "BLOB", allowsNull = "false")
           })
     @Property(editing=Editing.DISABLED, optionality=Optionality.MANDATORY)
     @Getter @Setter
     private Blob file;

Caused by: javax.jdo.JDOFatalUserException: StreamCorruptedException:
object is corrupted
NestedThrowables:
java.io.StreamCorruptedException: invalid stream header: 47657370
     at

org.datanucleus.api.jdo.NucleusJDOHelper.getJDOExceptionForNucleusException(NucleusJDOHelper.java:606)
     at

org.datanucleus.api.jdo.JDOAdapter.getApiExceptionForNucleusException(JDOAdapter.java:677)
     at

org.datanucleus.state.StateManagerImpl.isLoaded(StateManagerImpl.java:2929)
     at nl.pocos.dom.doclib.Document.dnGetfile(Document.java)
     at nl.pocos.dom.doclib.Document.getFile(Document.java:86)

I've changed the sqlType to "LONGVARBINARY" but this didn't help. I
can't reproduce this issue in the quickstart app. Was there any change
in Datanucleus version? Will have another look at the change logs.

Anyone having an idea?

Thanks,
Erik


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