Mac OS Runtime for Java (MRJ) is Apple's implementation of the Java Virtual Machine (JVM), based on Sun Microsystems' Java specification. MRJ allows you to run Java applications and applets.
Version 2.2.6 provides fixes that allow Oracle 11i client applications to communicate with Oracle's application servers over HTTPS. It is recommended that you only update to MRJ 2.2.6 if you need to use Oracle 11i client applications over HTTPS and your Oracle software is properly configured to support HTTPS communication with Mac OS 9 clients.
PowerPC, MacOS 8.1 or later, 68030 processor or better, Disk Copy 6.1.3 or later