QPID-3654: ANONYMOUS SASL mechanism does not work on Java client Added a CallbackHandler for the ANONYMOUS mechanism (even though it should never be called) - This is necessary because the client uses the map of callback handlers to construct the list of available mechanisms.
qpid/trunk/qpid/java/client/src/main/java/org/apache/qpid/client/security/CallbackHandlerRegistry.properties