The real cost of JNI is when you hotspot crash and take out the entire JVM instance (say your servlet and all your Tomcat instance as well) I don't like anythi

The real cost of JNI is when you hotspot crash and take out the entire JVM instance (say your servlet and all your Tomcat instance as well) I don't like anything calling out to JNI unless it's the only sane way and it's been heavily tested.