jserver is not mandatory. You can skip its installation if you want to .
Originally posted by Sharma
Does Oracle RDBMS kernel (8i) requires Java Virtual Machine to run it.
In what situation Java related objects are created in Dictionary?
Does Java Tools (JDeveloper) creates any Objects in Data Dictionary?
You need to install in in specific situations for example if you want to use Oracle intermedia or java stored procedures.
Java related objects will be created only when you install jserver.
I dont know the deal with jdeveloper. Somebody else might be able to throw some light on that for you.
You can if you think you can.