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🎉 Add better hashing approach for database locking on Uuids

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This commit is contained in:
Andrey Antukh 2022-09-26 14:14:35 +02:00
parent 38468d7584
commit fad2e51cbe
3 changed files with 24 additions and 2 deletions
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12
common/src/app/common/uuid.cljc
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@ -12,7 +12,9 @@
#?(:clj [clojure.core :as c])
#?(:cljs [app.common.uuid-impl :as impl])
#?(:cljs [cljs.core :as c]))
#?(:clj (:import java.util.UUID)))
#?(:clj (:import
java.util.UUID
java.nio.ByteBuffer)))
(def zero #uuid "00000000-0000-0000-0000-000000000000")
@ -51,3 +53,11 @@
#?(:clj
(dm/export impl/get-word-low))
#?(:clj
(defn get-bytes
[^UUID o]
(let [buf (ByteBuffer/allocate 16)]
(.putLong buf (.getMostSignificantBits o))
(.putLong buf (.getLeastSignificantBits o))
(.array buf))))