{stdenv, fetchzip, jdk6, ant_1_7}: stdenv.mkDerivation rec {
    pname = "oro";
    version = "2.0.8";
    outJar = "jakarta-oro-2.0.8.jar";

    src = fetchzip {
        url = "https://archive.apache.org/dist/jakarta/oro/source/jakarta-oro-2.0.8.tar.gz";
        hash = "sha256-dRxhYwxZ7o/hjrciu8jDVrnjNHIH5jjdUMLcyXxSCAw=";
    };

    nativeBuildInputs = [jdk6 ant_1_7];

    env = {
        JAVA_HOME="${jdk6}";
    };

    buildPhase = ''
        ant
    '';

    installPhase = ''
        mkdir $out
        cp -r ./jakarta-oro-2.0.8.jar $out/jakarta-oro-2.0.8.jar
    '';
}