Techniques are disclosed for sharing programmatic modules among isolated virtual machines. A master JVM process loads data from a programmatic module, storing certain elements of that data into its private memory region, and storing other elements of that data into a “read-only” area of a shareable...http://www.google.fr/patents/US8176142?utm_source=gb-gplus-shareBrevet US8176142 - Shared JAVA jar files
