methodMap.add(publicMethod);
                methodCache.put(makeMethodKey(publicMethod), publicMethod);
            }
        }
    }

    /**
     * Make a methodKey for the given method using
     * the concatenation of the name and the
     * types of the method parameters.
     */
    private String makeMethodKey(Method method) {
        Class<?>[] parameterTypes = method.getParameterTypes();