When deploying the cassandra java driver to glassfish there is an Invocation Exception for snappy java missing.

snappyjava stacktrace

When you see this:

at java.lang.Thread.run(Thread.java:724)
Caused by: java.lang.UnsatisfiedLinkError: no snappyjava in java.library.path
	at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1878)
	at java.lang.Runtime.loadLibrary0(Runtime.java:849)
	at java.lang.System.loadLibrary(System.java:1087)
	at org.xerial.snappy.SnappyNativeLoader.loadLibrary(SnappyNativeLoader.java:52)
	... 114 more]]

Copy snappy-java-1.0.5-M2.jar to glassfish4/glassfish/lib/ and restart the app server.