Igor's Blog

08-Sep-2014
WebLogic 'Unresolved reference to WseeJaxwsFileStore' error after extending a domain with ADF 12c
Recently after installing ADF 12c and extending my domain to support ADF applications, I could no longer start my managed server. The 'Unresolved reference to WseeJaxwsFileStore' error kept on coming up every time I'd try to start the server.
03-Sep-2014
Making ADF af:table emptyText appear with padding using some CSS
I've been doing a fair amount of ADF work recently and especially dealing with tables. What I found was that when a table contained no data, the emptyText string rendering is very ugly by default, so I got exploring. It turns out you can put HTML into this string and customise how it is rendered with some CSS.
26-Aug-2014
JDeveloper 11g to 12c ADF Application migration causes deployments to fail with a ClassNotFoundException
I've been porting an older ADF 11g application to ADF 12c and used JDeveloper to do the migration for me, after a bit of code tweaking I tried to deploy the app only to find that it was failing with the java.lang.ClassNotFoundException: org.apache.myfaces.trinidad.webapp.TrinidadConverterELTag error. It took some time to find the culprit, so I've decided to share the fix.
25-Jun-2013
Servlet error: An exception occurred. The current application deployment descriptors do not allow for including it in this response.
I've been getting this 500 error response without any stack trace being shown when I deploy to the development server, but when I test inside JDeveloper internal server the stack trace does show up. So here's how to get the stack trace to show up on any deployment server.
06-Jun-2013
ADF 10g Aligning a form Submit Button to the input fields
For a very simple task of aligning a button to the input fields on the rest of the form, in ADF 10g it is quite a painful process. It took me a bit of experimentation to get it working correctly, but here is the result.

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