code: public static String convertMethodSignature(String className, String methodName, String methodSig) {
          return convertMethodSignature(className, methodName, methodSig, "");
      }
docs: Convenience method for generating a method signature in human readable
  form.
  
  @param className
  name of the class containing the method
  @param methodName
  the name of the method
  @param methodSig
  the signature of the method