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@ -9,82 +9,48 @@
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(ns cryogen-core.classpath-able-io
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(:require [clojure.java.io :as io]
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[clojure.string :as st]
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[cryogen-core.classpath-able-io.fs :as fs]
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[cryogen-core.classpath-able-io.jar :as jar]
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[cryogen-core.classpath-able-io.type :as type]
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[schema.core :as s])
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(:import [java.net URI]
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[java.util.jar JarFile JarEntry]
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[java.nio.file FileSystems Paths Files LinkOption StandardCopyOption]
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[java.nio.file.attribute FileAttribute]))
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; -------------------- Domain Definition ------------------------------
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(def SourceType (s/enum :java-classpath-filesystem :java-classpath-jar :filesystem))
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(def ResourceType (s/enum :file :dir :unknown))
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(def Prefix s/Str)
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(def JavaUri s/Any) ; java.net.URI
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(def VirtualPath s/Str)
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(def JavaPath s/Any) ; java.nio.Path
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(def Resource
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{:virtual-path VirtualPath
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:source-type SourceType
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:resource-type ResourceType
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:java-uri JavaUri
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:java-path JavaPath})
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; ----------------------- Domain functions ------------------------
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(def no-link-option (into-array [LinkOption/NOFOLLOW_LINKS]))
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(s/defn is-from-classpath-jar? :- s/Bool
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[uri ;:- JavaUri
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]
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(= (.getScheme uri) "jar"))
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(s/defn create-fs-resource :- Resource
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([virtual-path :- VirtualPath
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java-path :- JavaPath]
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(s/defn create-fs-resource :- type/Resource
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([virtual-path :- type/VirtualPath
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java-path :- type/JavaPath]
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{:virtual-path virtual-path
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:java-uri (.toUri java-path)
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:java-path java-path
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:source-type :filesystem
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:resource-type (cond
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(Files/isDirectory java-path no-link-option) :dir
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(Files/isRegularFile java-path no-link-option) :file
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(Files/isDirectory java-path fs/no-link-option) :dir
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(Files/isRegularFile java-path fs/no-link-option) :file
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:else :unknown)}))
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(s/defn create-cp-resource :- Resource
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([virtual-path :- VirtualPath
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java-path :- JavaPath]
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(s/defn create-cp-resource :- type/Resource
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([virtual-path :- type/VirtualPath
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java-path :- type/JavaPath]
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(let [java-uri (.toUri java-path)]
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{:virtual-path virtual-path
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:java-uri java-uri
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:java-path java-path
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:source-type (cond (is-from-classpath-jar? java-uri)
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:source-type (cond (jar/is-from-classpath-jar? java-uri)
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:java-classpath-jar
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:else :java-classpath-filesystem)
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:resource-type (cond
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(Files/isDirectory java-path no-link-option) :dir
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(Files/isRegularFile java-path no-link-option) :file
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(Files/isDirectory java-path fs/no-link-option) :dir
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(Files/isRegularFile java-path fs/no-link-option) :file
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:else :unknown)})))
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(s/defn is-file? :- s/Bool
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[resource :- Resource]
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(= :file (:resource-type resource)))
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(defn filter-for-ignore-patterns
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[ignore-patterns source-list]
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(filter #(not (re-matches ignore-patterns %)) source-list))
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; ------------------- infra ---------------------------------
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(defn user-dir []
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(java.lang.System/getProperty "user.dir"))
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(defn absolut-path
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[& path-elements]
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(let [path (.normalize
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(Paths/get (first path-elements)
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(into-array String (rest path-elements))))]
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(if (.isAbsolute path)
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path
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(Paths/get (user-dir) (into-array String path-elements)))))
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; TODO replace this fn ?
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(defn path
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@ -95,35 +61,23 @@
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(st/join "/")
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(#(st/replace % #"/+" "/"))))
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(s/defn
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filesystem-uri
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[resource-uri :- JavaUri]
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(URI. (first (st/split (.toString resource-uri) #"!"))))
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(s/defn init-file-system
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[resource-uri :- JavaUri]
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(try
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(FileSystems/getFileSystem (filesystem-uri resource-uri))
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(catch Exception e
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(FileSystems/newFileSystem (filesystem-uri resource-uri) {}))))
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; contains either a jar or a file
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(s/defn path-from-cp ;:- JavaPath
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[resource-path :- VirtualPath]
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[resource-path :- type/VirtualPath]
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(try
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(let [resource-uri (.toURI (io/resource resource-path))]
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(when (is-from-classpath-jar? resource-uri)
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(init-file-system resource-uri))
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(when (Files/exists (Paths/get resource-uri) no-link-option)
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(when (jar/is-from-classpath-jar? resource-uri)
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(jar/init-file-system resource-uri))
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(when (Files/exists (Paths/get resource-uri) fs/no-link-option)
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(Paths/get resource-uri)))
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(catch Exception e
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nil)))
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(s/defn path-from-fs ;:- JavaPath
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[full-path :- VirtualPath]
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[full-path :- type/VirtualPath]
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(let [path-from-fs (Paths/get (URI. (str "file://" full-path)))] ;fragile
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(try
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(when (Files/exists path-from-fs no-link-option)
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(when (Files/exists path-from-fs fs/no-link-option)
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path-from-fs)
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(catch Exception e
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nil))))
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@ -135,7 +89,7 @@
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& {:keys [from-cp from-fs]
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:or {from-cp true
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from-fs true}}]
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(let [full-path (.toString (absolut-path fs-prefix base-path resource-path))
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(let [full-path (.toString (fs/absolut-path fs-prefix base-path resource-path))
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cp-path (if (empty? base-path)
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resource-path
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(str base-path "/" resource-path))
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@ -177,59 +131,63 @@
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(not (= element norm-path-to-filter-for))))
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elements-list))))
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(defn jar-file-for-resource
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[resource]
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(JarFile.
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(.toFile
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(Paths/get
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(URI.
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(.getSchemeSpecificPart
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(filesystem-uri (:java-uri resource))))))))
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(s/defn
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list-entries-for-dir ;:- [VirtualPath]
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[resource :- Resource]
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(if (= :java-classpath-jar (:source-type resource))
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(filter-and-remove-for-dir
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(:virtual-path resource)
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(map #(.getName ^JarEntry %)
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(enumeration-seq
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(.entries
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(jar-file-for-resource resource)))))
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(.list (.toFile (:java-path resource)))))
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(defn get-resources-recursive ;:- [Resource]
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[fs-prefix ;:- Prefix
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base-path ;:- VirtualPath
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paths ;:- [VirtualPath]
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& {:keys [from-cp from-fs]
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:or {from-cp true
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from-fs true}}]
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(loop [paths paths
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result []]
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(if (not (empty? paths))
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(do
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(let [path-to-work-with (first paths)
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resource-to-work-with (resource-from-cp-or-fs
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fs-prefix
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base-path
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path-to-work-with
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:from-cp from-cp
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:from-fs from-fs)
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result (into result
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[resource-to-work-with])]
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(s/defn
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list-entries-for-dir ;:- [VirtualPath]
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[resource :- type/Resource]
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(if (= :java-classpath-jar (:source-type resource))
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(filter-and-remove-for-dir
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(:virtual-path resource)
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(map #(.getName ^JarEntry %)
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(enumeration-seq
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(.entries
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(jar/jar-file-for-resource resource)))))
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(.list (.toFile (:java-path resource)))))
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(defn get-resources-recursive ;:- [Resource]
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[fs-prefix ;:- Prefix
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base-path ;:- VirtualPath
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paths ;:- [VirtualPath]
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& {:keys [from-cp from-fs]
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:or {from-cp true
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from-fs true}}]
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(loop [paths paths
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result []]
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(if (not (empty? paths))
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(do
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(let [path-to-work-with (first paths)
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resource-to-work-with (resource-from-cp-or-fs
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fs-prefix
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base-path
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path-to-work-with
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:from-cp from-cp
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:from-fs from-fs)
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result (into result
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[resource-to-work-with])]
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; (println path-to-work-with)
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; (println (:java-path resource-to-work-with))
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(cond
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(nil? resource-to-work-with) []
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(is-file? resource-to-work-with)
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(recur (drop 1 paths) result)
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:else
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(recur (into (drop 1 paths)
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(map #(str path-to-work-with "/" %)
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(list-entries-for-dir resource-to-work-with)))
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result))))
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result)))
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(cond
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(nil? resource-to-work-with) []
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(type/is-file? resource-to-work-with)
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(recur (drop 1 paths) result)
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:else
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(recur (into (drop 1 paths)
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(map #(str path-to-work-with "/" %)
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(list-entries-for-dir resource-to-work-with)))
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result))))
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result)))
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; TODO: rename? Allow base-path to be ""?
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; base-path must not be ""
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(defn get-resources-recursive-new ;:- [Resource]
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[fs-prefix ;:- Prefix
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base-path ;:- VirtualPath
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paths ;:- [VirtualPath]
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& {:keys [from-cp from-fs]
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:or {from-cp true
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from-fs true}}]
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(let [fs-resources (fs/get-resources fs-prefix base-path paths)
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jar-resources (jar/get-resources base-path paths)])
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)
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(defn get-resource-paths-recursive ;:- [VirtualPath]
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[fs-prefix ;:- Prefix
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@ -249,12 +207,12 @@
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[virtual-path :- s/Str]
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(let [resource-paths
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(reverse (get-resource-paths-recursive
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(str (user-dir) "/")
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(str (fs/user-dir) "/")
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virtual-path
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[""]
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:from-cp false))]
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(doseq [resource-path resource-paths]
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(Files/delete (absolut-path virtual-path resource-path))
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(Files/delete (fs/absolut-path virtual-path resource-path))
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)))
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; TODO: add ignore patterns filtering
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@ -271,14 +229,14 @@
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(throw (IllegalArgumentException. (str "resource " resource-paths ", "
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source-paths " not found")))
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(doseq [resource-path resource-paths]
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(let [target-file (absolut-path target-path resource-path)
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(let [target-file (fs/absolut-path target-path resource-path)
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source-file (path-from-cp-or-fs
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fs-prefix
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base-path
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resource-path)]
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(when (Files/isDirectory source-file no-link-option)
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(when (Files/isDirectory source-file fs/no-link-option)
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(Files/createDirectories target-file (into-array FileAttribute [])))
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(when (Files/isRegularFile source-file no-link-option)
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(when (Files/isRegularFile source-file fs/no-link-option)
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(Files/copy source-file target-file (into-array StandardCopyOption [StandardCopyOption/COPY_ATTRIBUTES StandardCopyOption/REPLACE_EXISTING]))
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))))))
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