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Perf: fix boxed math on long compression

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This commit is contained in:
Peter Taoussanis 2015-09-14 12:52:35 +07:00
parent d89649deeb
commit 56b33e23f0
1 changed files with 14 additions and 12 deletions
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10
src/taoensso/nippy.clj
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@ -286,17 +286,18 @@
(extend-type Long ; Optimized common-case type (extend-type Long ; Optimized common-case type
Freezable Freezable
(freeze-to-out* [x ^DataOutput out] (freeze-to-out* [x ^DataOutput out]
(let [^long x x]
(cond (cond
(<= Byte/MIN_VALUE x Byte/MAX_VALUE) (and (<= Byte/MIN_VALUE x) (<= x Byte/MAX_VALUE))
(do (write-id out id-byte-as-long) (.writeByte out x)) (do (write-id out id-byte-as-long) (.writeByte out x))
(<= Short/MIN_VALUE x Short/MAX_VALUE) (and (<= Short/MIN_VALUE x) (<= x Short/MAX_VALUE))
(do (write-id out id-short-as-long) (.writeShort out x)) (do (write-id out id-short-as-long) (.writeShort out x))
(<= Integer/MIN_VALUE x Integer/MAX_VALUE) (and (<= Integer/MIN_VALUE x) (<= x Integer/MAX_VALUE))
(do (write-id out id-int-as-long) (.writeInt out x)) (do (write-id out id-int-as-long) (.writeInt out x))
:else (do (write-id out id-long) (.writeLong out x))))) :else (do (write-id out id-long) (.writeLong out x))))))
;; ;;
@ -361,6 +362,7 @@
(defn- wrap-header [data-ba head-meta] (defn- wrap-header [data-ba head-meta]
(if-let [head-ba (get-head-ba head-meta)] (if-let [head-ba (get-head-ba head-meta)]
;; TODO Would be nice if we could avoid the array copy here:
(encore/ba-concat head-ba data-ba) (encore/ba-concat head-ba data-ba)
(throw (ex-info (format "Unrecognized header meta: %s" head-meta) (throw (ex-info (format "Unrecognized header meta: %s" head-meta)
{:head-meta head-meta})))) {:head-meta head-meta}))))