OAF For R12.2.7

-rw-r-----.  1 oracle oinstall 960420040 May  9 13:59 p26550226_R12_GENERIC.zip

When you unzip you will see the below folder

drwxr-x---.  3 oracle oinstall      4096 Aug 31  2017 jdevhome
drwxr-x---. 48 oracle oinstall      4096 Aug 31  2017 jdevbin
drwxr-x---.  4 oracle oinstall      4096 Aug 31  2017 jdevdoc
-rw-rw-r--.  1 oracle oinstall      4825 Sep 14  2017 OAEXT_README.txt

cp  /apps2/oracle/product/fs1/inst/apps/DEV_suthakar/appl/fnd/12.0.0/secure/dev.dbc  /apps/oracle/product/oaf/jdevhome/jdev/dbc_files/secure/
cd /apps/oracle/product/oaf/jdevbin/jdev/bin/jdev

.profile
#!/bin/bash

export JAVA_HOME=/apps/oracle/product/JDK/jdk1.8.0_151

export JDEV_HOME=/apps/oracle/product/oaf/jdevbin/jdev/bin/

cd $JDEV_HOME
~
 
when I invoke jdev I was getting this error my jdk version is not set.

Error: JDeveloper can't recognize the JDK version
 

Fix
open the (take backup) jdev.conf file and comment out the line

SetJavaVM hotspot and save it.

Then invoke jdev. works fine.