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Classpath speedup

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This commit is contained in:
Michiel Borkent 2020-05-14 14:42:23 +02:00
parent 2ce178154d
commit 79cba0fbef
1 changed files with 14 additions and 13 deletions
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19
src/babashka/impl/classpath.clj
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@ -2,7 +2,7 @@
{:no-doc true}
(:require [clojure.java.io :as io]
[clojure.string :as str])
(:import [java.util.jar JarFile JarFile$JarFileEntry]))
(:import [java.util.jar JarFile]))
(set! *warn-on-reflection* true)
@ -23,16 +23,12 @@
(defn path-from-jar
[^java.io.File jar-file path {:keys [:url?]}]
(with-open [jar (JarFile. jar-file)]
(let [entries (enumeration-seq (.entries jar))
entry (some (fn [^JarFile$JarFileEntry x]
(let [nm (.getName x)]
(when (and (not (.isDirectory x)) (= path nm))
(when-let [entry (.getEntry jar path)]
(if url?
(java.net.URL.
(str "jar:file:" (.getCanonicalPath jar-file) "!/" path))
{:file path
:source (slurp (.getInputStream jar x))})))) entries)]
entry)))
:source (slurp (.getInputStream jar entry))}))))
(deftype JarFileResolver [path]
IResourceResolver
@ -58,13 +54,18 @@
(let [ns-str (name namespace)
^String ns-str (munge ns-str)
path (.replace ns-str "." (System/getProperty "file.separator"))
;; TODO: check .bb .clj etc while opening the jar file, this might be
;; faster.
paths (map #(str path %) [".bb" ".clj" ".cljc"])]
(some #(getResource loader % opts) paths)))
;;;; Scratch
(comment
(def l (loader "src:/Users/borkdude/.m2/repository/cheshire/cheshire/5.9.0/cheshire-5.9.0.jar"))
(def cp "src:feature-xml:feature-core-async:feature-yaml:feature-csv:feature-transit:feature-java-time:feature-java-nio:sci/src:babashka.curl/src:babashka.pods/src:resources:sci/resources:/Users/borkdude/.m2/repository/com/cognitect/transit-java/1.0.343/transit-java-1.0.343.jar:/Users/borkdude/.m2/repository/org/clojure/clojure/1.10.2-alpha1/clojure-1.10.2-alpha1.jar:/Users/borkdude/.m2/repository/commons-codec/commons-codec/1.10/commons-codec-1.10.jar:/Users/borkdude/.m2/repository/org/clojure/tools.analyzer/1.0.0/tools.analyzer-1.0.0.jar:/Users/borkdude/.m2/repository/org/clojure/tools.logging/0.6.0/tools.logging-0.6.0.jar:/Users/borkdude/.m2/repository/org/clojure/core.specs.alpha/0.2.44/core.specs.alpha-0.2.44.jar:/Users/borkdude/.m2/repository/org/clojure/spec.alpha/0.2.187/spec.alpha-0.2.187.jar:/Users/borkdude/.m2/repository/org/clojure/tools.cli/1.0.194/tools.cli-1.0.194.jar:/Users/borkdude/.m2/repository/org/clojure/tools.analyzer.jvm/1.0.0/tools.analyzer.jvm-1.0.0.jar:/Users/borkdude/.m2/repository/borkdude/graal.locking/0.0.2/graal.locking-0.0.2.jar:/Users/borkdude/.m2/repository/com/fasterxml/jackson/dataformat/jackson-dataformat-cbor/2.10.2/jackson-dataformat-cbor-2.10.2.jar:/Users/borkdude/.m2/repository/com/googlecode/json-simple/json-simple/1.1.1/json-simple-1.1.1.jar:/Users/borkdude/.m2/repository/org/flatland/ordered/1.5.9/ordered-1.5.9.jar:/Users/borkdude/.m2/repository/org/postgresql/postgresql/42.2.12/postgresql-42.2.12.jar:/Users/borkdude/.m2/repository/fipp/fipp/0.6.22/fipp-0.6.22.jar:/Users/borkdude/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.10.2/jackson-core-2.10.2.jar:/Users/borkdude/.m2/repository/org/yaml/snakeyaml/1.25/snakeyaml-1.25.jar:/Users/borkdude/.m2/repository/org/ow2/asm/asm/5.2/asm-5.2.jar:/Users/borkdude/.gitlibs/libs/clj-commons/conch/9aa7724e925cb8bf163e0b62486dd420b84e5f0b/src:/Users/borkdude/.m2/repository/org/javassist/javassist/3.18.1-GA/javassist-3.18.1-GA.jar:/Users/borkdude/.m2/repository/seancorfield/next.jdbc/1.0.424/next.jdbc-1.0.424.jar:/Users/borkdude/.m2/repository/org/clojure/data.xml/0.2.0-alpha6/data.xml-0.2.0-alpha6.jar:/Users/borkdude/.m2/repository/org/msgpack/msgpack/0.6.12/msgpack-0.6.12.jar:/Users/borkdude/.m2/repository/borkdude/edamame/0.0.11-alpha.9/edamame-0.0.11-alpha.9.jar:/Users/borkdude/.m2/repository/org/clojure/data.csv/1.0.0/data.csv-1.0.0.jar:/Users/borkdude/.m2/repository/com/cognitect/transit-clj/1.0.324/transit-clj-1.0.324.jar:/Users/borkdude/.m2/repository/clj-commons/clj-yaml/0.7.1/clj-yaml-0.7.1.jar:/Users/borkdude/.m2/repository/org/clojure/core.rrb-vector/0.1.1/core.rrb-vector-0.1.1.jar:/Users/borkdude/.m2/repository/persistent-sorted-set/persistent-sorted-set/0.1.2/persistent-sorted-set-0.1.2.jar:/Users/borkdude/.m2/repository/cheshire/cheshire/5.10.0/cheshire-5.10.0.jar:/Users/borkdude/.m2/repository/tigris/tigris/0.1.2/tigris-0.1.2.jar:/Users/borkdude/.m2/repository/org/clojure/tools.reader/1.3.2/tools.reader-1.3.2.jar:/Users/borkdude/.m2/repository/datascript/datascript/0.18.11/datascript-0.18.11.jar:/Users/borkdude/.m2/repository/org/hsqldb/hsqldb/2.4.0/hsqldb-2.4.0.jar:/Users/borkdude/.m2/repository/org/clojure/core.memoize/0.8.2/core.memoize-0.8.2.jar:/Users/borkdude/.m2/repository/org/clojure/data.priority-map/0.0.7/data.priority-map-0.0.7.jar:/Users/borkdude/.m2/repository/org/clojure/java.data/1.0.64/java.data-1.0.64.jar:/Users/borkdude/.m2/repository/borkdude/sci.impl.reflector/0.0.1/sci.impl.reflector-0.0.1.jar:/Users/borkdude/.m2/repository/nrepl/bencode/1.1.0/bencode-1.1.0.jar:/Users/borkdude/.m2/repository/org/clojure/core.cache/0.8.2/core.cache-0.8.2.jar:/Users/borkdude/.m2/repository/org/clojure/core.async/1.1.587/core.async-1.1.587.jar:/Users/borkdude/.m2/repository/com/fasterxml/jackson/dataformat/jackson-dataformat-smile/2.10.2/jackson-dataformat-smile-2.10.2.jar:/Users/borkdude/.m2/repository/org/clojure/data.codec/0.1.0/data.codec-0.1.0.jar:/Users/borkdude/.m2/repository/javax/xml/bind/jaxb-api/2.3.0/jaxb-api-2.3.0.jar")
(def l (loader cp))
(source-for-namespace l 'babashka.impl.cheshire nil)
(:file (source-for-namespace l 'cheshire.core nil))
(time (:file (source-for-namespace l 'cheshire.core nil))) ;; 20ms -> 4ms
(def jf (JarFile. (io/file "/Users/borkdude/.m2/repository/cheshire/cheshire/5.10.0/cheshire-5.10.0.jar")))
(.getEntry jf "cheshire/core.clj")
)