1 files changed, 31 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/tools/java/cfr/default.nix b/nixpkgs/pkgs/development/tools/java/cfr/default.nix
new file mode 100644
index 000000000000..1f0d8f286094
--- /dev/null
+++ b/nixpkgs/pkgs/development/tools/java/cfr/default.nix
@@ -0,0 +1,31 @@
+{ stdenv, makeWrapper, fetchurl, jre }:
+
+stdenv.mkDerivation rec {
+  name = "cfr-${version}";
+  version = "0.146";
+
+  src = fetchurl {
+    url = "http://www.benf.org/other/cfr/cfr_${version}.jar";
+    sha256 = "16pmn3shhb00x3ba2zazbkprwvc34a6dds8ghc53winbf371xi3c";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  buildCommand = ''
+    jar=$out/share/java/cfr_${version}.jar
+    install -Dm444 $src $jar
+    makeWrapper ${jre}/bin/java $out/bin/cfr --add-flags "-jar $jar"
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Another java decompiler";
+    longDescription = ''
+      CFR will decompile modern Java features - Java 8 lambdas (pre and post
+      Java beta 103 changes), Java 7 String switches etc, but is written
+      entirely in Java 6.
+    '';
+    homepage = http://www.benf.org/other/cfr/;
+    license = licenses.mit;
+    platforms = platforms.all;
+  };
+}