I am also a newcomer and found the Twig library (http:// code.google.com/p/twig-persist/) to be incredibly helpful in simplifying a lot of the datastore interactions. I would recommend you give it a look.
On Aug 18, 3:04 am, rsutaria <rsuta...@gmail.com> wrote: > Hello, > > I am just starting off with the Google App Engine and am trying to > understand its datastore and how to use JDO (I am new to JDO too). > > I am trying to make a String persistent as follows: > > @Persistent > private String inputName; > > At run time I am getting this error: > > Caused by: org.datanucleus.exceptions.ClassNotPersistableException: > The class "java.lang.String" is not persistable. > > I have followed all the instructions > here:http://www.datanucleus.org/products/accessplatform/enhancer.html > > and have added the datanucleus-enhancer.jar to my classpath. I am > still not able to resolve the above error. > > It seems to be something basic and small.. but I am stuck. > > Any help will be greatly appreciated. > > Thanks, > rsutaria -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.