private void obfuscate(File inJar, FileCollection classpath, File srg) throws FileNotFoundException, IOException
{
// load mapping
JarMapping mapping = new JarMapping();
mapping.loadMappings(Files.newReader(srg, Charset.defaultCharset()), null, null, reverse);
// make remapper
JarRemapper remapper = new JarRemapper(null, mapping);
// load jar