I have given the following gants for permission and calling CMD.EXE appears to work. However, I cannot get any output from whoami.exe. I can see that the default directory is C:\app\oramgr\product\12.1.0\dbhome_1\database\ that appears in the JJJ.TXT file. However, the JJJ_WHOAMI.TXT file contains nothing. Any suggestions?
dbms_java.grant_permission('PWATSON', 'SYS:java.io.FilePermission', 'C:\WINDOWS\SYSTEM32\CMD.EXE', 'execute');
dbms_java.grant_permission('PWATSON', 'SYS:java.io.FilePermission', 'C:\Windows\System32\whoami.exe', 'execute');
dbms_java.grant_permission('PWATSON', 'SYS:java.lang.RuntimePermission', '*', 'writeFileDescriptor');
dbms_java.grant_permission('PWATSON', 'SYS:java.lang.RuntimePermission', '*', 'readFileDescriptor');
dbms_java.grant_permission('PWATSON', 'SYS:java.io.FilePermission', 'C:\Users\pwatson', 'read, write');
dbms_java.grant_permission('PWATSON', 'SYS:java.io.FilePermission', 'C:\Users\pwatson\*', 'read, write');
dbms_java.grant_permission('PWATSON', 'SYS:java.io.FilePermission', 'C:\temp', 'read');
SQL> select util.RUN_CMD('C:\WINDOWS\system32\cmd.EXE /c CD C:\Users\pwatson\src\java ^& ECHO ^%CD^% ^& EXIT 4') as y from dual;
Y
----------
4
C:\app\oramgr\product\12.1.0\dbhome_1\DATABASE
SQL> select util.RUN_CMD('C:\WINDOWS\system32\cmd.EXE /c ECHO ^%CD^% >jjj.txt ^& EXIT 7') as y from dual;
Y
----------
7
SQL> select util.RUN_CMD('C:\WINDOWS\system32\cmd.EXE /c C:\Windows\System32\whoami.exe >jjj_whoami.txt') as y from dual;
Y
----------
0
C:\app\oramgr\product\12.1.0\dbhome_1\database>type JJJ.TXT
C:\app\oramgr\product\12.1.0\dbhome_1\DATABASE
C:\app\oramgr\product\12.1.0\dbhome_1\database>type JJJ_WHOAMI.TXT