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object.clj
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object.clj
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(ns clj-gcloud.storage.object
(:require [clojure.tools.logging :as log]
[clj-gcloud.common.core :as common]
[cheshire.core :as json]
[clojure.java.io :as io]
[clj-gcloud.storage.core :refer [init]])
(:import [com.google.api.services.storage
Storage
Storage$Objects
Storage$Objects$List]
[com.google.api.services.storage.model
Objects
StorageObject]
[com.google.api.client.http
ByteArrayContent
FileContent
InputStreamContent]
[java.util Arrays]))
(defn mk-storage-object
[bucket key]
^StorageObject (-> (StorageObject.)
(.setBucket bucket)
(.setName key)))
;;objects
(defn put-file
[client bucket key file-path & [opts]]
(json/parse-string (.toString
(.execute
(.insert
(.objects client)
bucket
(mk-storage-object bucket key)
(FileContent. (:content-type opts) (io/file file-path))))) true))
(defn put-bytes
[client bucket key content-bytes & [opts]]
(json/parse-string (.toString
(.execute
(.insert
(.objects client)
bucket
(mk-storage-object bucket key)
(ByteArrayContent. (:content-type opts) content-bytes)))) true))
(defn put-string
[client bucket key content-string & [opts]]
(put-bytes client bucket key (.getBytes content-string) opts))
(defn put
[client bucket key input-stream & [opts]]
(json/parse-string (.toString
(.execute
(.insert
(.objects client)
bucket
(mk-storage-object bucket key)
(InputStreamContent. (:content-type opts) input-stream)))) true))
(defn list
"List object (truncated)"
[client bucket & [args]]
(let [^Storage$Objects$List request (.list (.objects client) bucket)
^Storage$Objects$List request (if (some? (:prefix args))
(.setPrefix request (:prefix args))
request)
^Storage$Objects$List request (if (some? (:max-results args))
(.setMaxResults request (:max-results args))
request)
^Storage$Objects$List request (if (some? (:next-page-token args))
(.setPageToken request (:next-page-token args))
request)
^Objects response (.execute request)]
{:items (if-let [items (.getItems response)]
(json/parse-string (.toString items) true)
[])
:next-page-token (.getNextPageToken response)}))
(defn list-all
"List all objects"
[client bucket & [args]]
(let [args* (if (some? args) args {})]
(lazy-seq
(loop [buckets-list []
response (clj-gcloud.storage.object/list client bucket args*)]
(if (some? (:next-page-token response))
(recur
(into [] (concat buckets-list (:items response)))
(clj-gcloud.storage.object/list
client
bucket
(assoc args* :next-page-token (:next-page-token response))))
(into [] (concat buckets-list (:items response))))))))
(defn get-object-metadata
[client bucket key]
(json/parse-string (.toString (.execute (.get (.objects client) bucket key))) true))
(defn get
[client bucket key]
(let [baros (new java.io.ByteArrayOutputStream)]
(.executeMediaAndDownloadTo (.get (.objects client) bucket key) baros)
baros))
(defn get-string
[client bucket key]
(.toString
(clj-gcloud.storage.object/get client bucket key)))
(defn get-file
[client bucket key ^String file-path]
(let [fos (new java.io.FileOutputStream file-path)]
(.executeMediaAndDownloadTo (.get (.objects client) bucket key) fos)))
(defn delete
[client bucket key]
(.execute (.delete (.objects client) bucket key)))
(defn copy
[client bucket key dst-bucket dst-key]
(.execute (.copy (.objects client)
bucket key
dst-bucket dst-key
(mk-storage-object bucket key))))