As per the document -> https://docs.oracle.com/database/121/JJDEV/chone.htm#JJDEV13628
Only JDK 1.6 and 1.7 are supported with Oracle DB 12.1 at this time.
Question
Is JDK 1.8 certified for oracle database 12101 database? OR Any future plans?
Is there a certification Matrix or MOS Note available?
Reference Notes
Requirements for Installing Oracle Database 12.1 on Solaris 11 SPARC (Doc ID 1525614.1)
Requirements for Installing Oracle Database 12.1 on Solaris 10 SPARC (Doc ID 1517948.1)