@Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        CommonClientConfigKey<?> that = (CommonClientConfigKey<?>) o;
        return Objects.equals(configKey, that.configKey);
    }
return all the public static keys defined in this class
ribbon-core/src/main/java/com/netflix/client/config/CommonClientConfigKey.java