Step to study on EJB

1、redact  java  inteface and the bean class
2、Compile the java class in step 1
3、Provider the descriptor
4、Create the ejb-jar file,such as ejb-jar.xml
5、Deploy you project include  ejb-jar file on the container
6、Check you  EJB's deployment
7、redact  and execute a client to check the function of the bean