I made one of these before, but here's an updated version:
http://clojure.googlegroups.com/web/chart.png
The code that generated it is attached.
--Chouser
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(def srcpath "/home/chouser/build/clojure/src/jvm/clojure/lang/")
(defn system [cmd writedata]
(let [proc (.. java.lang.Runtime (getRuntime) (exec (into-array cmd)))
isr (new java.io.InputStreamReader
(. proc (getInputStream)) "ISO-8859-1")
osr (new java.io.OutputStreamWriter (. proc (getOutputStream)))
baos (new java.io.ByteArrayOutputStream)]
(. osr (write writedata))
(. osr (close))
(loop [c (. isr (read))]
(if (neg? c)
(do (. proc (waitFor))
(. baos (toByteArray)))
(do (. baos (write c))
(recur (. isr (read))))))))
(defmacro str-for [& for-stuff]
`(apply str (for [EMAIL PROTECTED])))
(def colorlist (cycle ["#aa0000" "#00aa00" "#0000aa" "#000000" "#888888"
"#008888" "#880088" "#888800"]))
(def predmap '{ISeq seq? IPersistentMap map? IPersistentVector vector?
Symbol symbol? Keyword keyword? Var var?
IPersistentCollection coll? IPersistentList list?
IPersistentSet set? Number number? IFn fn?
Associative associative? Sequential sequential?
Sorted sorted? Reversible reversible?})
(def dotstr
(binding [colorlist colorlist]
(str
"digraph {\n"
" rankdir=LR;\n"
" dpi=55;\n"
" nodesep=0.10;\n"
" node[ fontname=Helvetica ];\n"
(str-for [file (.listFiles (java.io.File. srcpath))]
(let [[cname ext] (.split (.getName file) "\\.")]
(when (= ext "java")
(set! colorlist (rest colorlist))
(let [[color] colorlist
cls (Class/forName (str "clojure.lang." cname))
clsname (.getSimpleName cls)
pred (predmap (symbol clsname))
label (if pred (str \" clsname \\ \n pred \") clsname)
cljbases (filter #(= (-> % .getPackage .getName)
"clojure.lang")
(bases cls))]
(when (or cljbases pred)
(str " " clsname " [ label=" label " color=\"" color "\" ];\n"
(str-for [sub cljbases]
(str " " clsname " -> " (.getSimpleName sub)
" [ color=\"" color "\" ];\n"))))))))
"}\n")))
(print dotstr)
(def png (system ["dot" "-Tpng"] dotstr))
(doto (new javax.swing.JFrame "Clojure Classes")
(add (new javax.swing.JLabel (new javax.swing.ImageIcon png)))
(setVisible true))
