fs get-resources is working now

This commit is contained in:
jem 2020-02-04 18:43:21 +01:00
parent e370ed23a0
commit 4306a96d65
3 changed files with 69 additions and 40 deletions

View file

@ -7,13 +7,9 @@
; You must not remove this notice, or any other, from this software.
(ns cryogen-core.classpath-able-io.fs
(:require [clojure.java.io :as io]
[clojure.string :as st]
[schema.core :as s])
(:require [cryogen-core.classpath-able-io.type :as type])
(:import [java.net URI]
[java.util.jar JarFile JarEntry]
[java.nio.file FileSystems Paths Files LinkOption StandardCopyOption]
[java.nio.file.attribute FileAttribute]))
[java.nio.file Paths Files LinkOption]))
; ----------------------- Domain functions ------------------------
(def no-link-option (into-array [LinkOption/NOFOLLOW_LINKS]))
@ -32,25 +28,55 @@
(Paths/get (user-dir) (into-array String path-elements)))))
(defn path-if-exists
[full-path]
(let [path-from-fs (Paths/get (URI. (str "file://" (user-dir) "/" full-path)))]
[& path-elements]
(let [path-from-fs (Paths/get (URI. (str "file://" (apply absolut-path path-elements))))]
(when (Files/exists path-from-fs follow-link-option)
path-from-fs)))
(defn source-type
[]
:filesystem)
(defn resource-type
[java-path]
(cond
(Files/isDirectory java-path follow-link-option) :dir
(Files/isRegularFile java-path follow-link-option) :file
:else :unknown))
; ------------------- infra ---------------------------------
(defn create-resource
([virtual-path
java-path]
{:virtual-path virtual-path
:java-uri (.toUri java-path)
:java-path java-path
:source-type :filesystem
:resource-type (cond
(Files/isDirectory java-path follow-link-option) :dir
(Files/isRegularFile java-path follow-link-option) :file
:else :unknown)})
([fs-prefix
base-path
virtual-path]
(create-resource virtual-path (path-if-exists fs-prefix base-path virtual-path))))
(defn
list-entries-for-dir
[java-path]
(.list (.toFile java-path)))
[resource]
(.list (.toFile (:java-path resource))))
(defn get-resources ;:- [Resource]
[fs-prefix ;:- Prefix
base-path ;:- VirtualPath
paths ;:- [VirtualPath]
]
(loop [paths paths
result []]
(if (not (empty? paths))
(let [path-to-work-with (first paths)
resource-to-work-with (create-resource
fs-prefix
base-path
path-to-work-with)
result (into result
[resource-to-work-with])]
(cond
(nil? resource-to-work-with) []
(type/is-file? resource-to-work-with)
(recur (drop 1 paths) result)
(type/is-dir? resource-to-work-with)
(recur (into (drop 1 paths)
(map #(str path-to-work-with "/" %)
(list-entries-for-dir resource-to-work-with)))
result)
:else []))
result)))

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@ -9,12 +9,7 @@
(ns cryogen-core.classpath-able-io.type
(:require [clojure.java.io :as io]
[clojure.string :as st]
[schema.core :as s]
[cryogen-core.classpath-able-io.fs :as fs])
(:import [java.net URI]
[java.util.jar JarFile JarEntry]
[java.nio.file FileSystems Paths Files LinkOption StandardCopyOption]
[java.nio.file.attribute FileAttribute]))
[schema.core :as s]))
; -------------------- Domain Definition ------------------------------
(def SourceType (s/enum :java-classpath-filesystem :java-classpath-jar :filesystem))
@ -30,16 +25,10 @@
:java-uri JavaUri
:java-path JavaPath})
(defn create-resource
([virtual-path
java-path]
{:virtual-path virtual-path
:java-uri (.toUri java-path)
:java-path java-path
:source-type (fs/source-type)
:resource-type (fs/resource-type java-path)}))
(s/defn is-file? :- s/Bool
[resource :- Resource]
(= :file (:resource-type resource)))
(defn
list-entries-for-dir
[resource]
(fs/list-entries-for-dir (:java-path resource)))
(s/defn is-dir? :- s/Bool
[resource :- Resource]
(= :dir (:resource-type resource)))

View file

@ -29,3 +29,17 @@
(is
(= nil
(sut/path-if-exists (str fs-root "/not-existing")))))
(deftest test-list-entries-for-dir
(is
(= ["dummy_from_fs"]
(seq
(sut/list-entries-for-dir
(sut/create-resource "dummy" (sut/path-if-exists (str fs-root "/dummy"))))))))
(deftest test-get-resources
(is
(= [{:virtual-path "dummy" :source-type :filesystem :resource-type :dir}
{:virtual-path "dummy/dummy_from_fs" :source-type :filesystem :resource-type :file}]
(map ftt/filter-object
(sut/get-resources fs-root "" ["dummy"])))))