public boolean getBoolean(String key, boolean defaultResponse) {
        Boolean b = (Boolean) get(key);
        if (b != null) {
            return b;
        }
        return defaultResponse;
    }
Convenience method to return a boolean value for a given key

@return true or false depending what was set. default defaultResponse
zuul-core/src/main/java/com/netflix/zuul/context/SessionContext.java