+
+ /**
+ * Setter for RNG instance
+ *
+ * @param $rngInstance An instance of a random number generator (RNG)
+ * @return void
+ */
+ protected final function setRngInstance (RandomNumberGenerator $rngInstance) {
+ $this->rngInstance = $rngInstance;
+ }
+
+ /**
+ * Getter for RNG instance
+ *
+ * @return $rngInstance An instance of a random number generator (RNG)
+ */
+ public final function getRngInstance () {
+ return $this->rngInstance;
+ }