How to change the default APEX port 8080

When you install Oracle XE, it uses the JBoss default 8080 port and conflict with JBoss.
So to change the apex port follow below steps:

1. Login into sqlplus or sqldeveloper using system/<password>
2. Execute the below command:

EXEC DBMS_XDB.SETHTTPPORT(8087);

Now port has changed and can connect apex with http://localhost:8087