As from WebLogic 10.0, the weblogic.jar is no more hold all files needed by the weblogic client, these apps include: using JNDI to visit data source, to visit ejb, etc. Many articles said that we should use a file called wlfullclient.jar, but how can I get this jar? You’d better take a look at this article:
For WebLogic 10.3, you can simple run this command:
java -jar C:\bea\wlserver_10.3\server\lib\wljarbuilder.jar
then the file is out there.