Testing whether an object is a Java primitive array in Clojure

Question

What\'s the best way to detect whether an object is a Java primitive array in Clojure?

The reason I need this is to do some special handling for primitive arrays, which

Answer 1

(defn primitive-array? [o]
  (let [c (class o)]
    (and (.isArray c)
         (.. c getComponentType isPrimitive))))

For particular cases, you could use something like the following:

(defn long-array? [o]
  (let [c (class o)]
    (and (.isArray c)
         (identical? (.getComponentType c) Long/TYPE))))