sustain/src/main/java/net/happyonroad/component/container/support/DefaultComponentLoader.java
public void registerResolver(FeatureResolver resolver) {
        resolver.bind(this);
        featureResolvers.add(resolver);
        reverseResolvers.add(resolver);
        Collections.sort(featureResolvers, new LoadOrder());
        Collections.sort(reverseResolvers, new UnloadOrder());
    }
public void registerResolver(FeatureResolver resolver) {
        resolver.bind(this);
        featureResolvers.add(resolver);
        reverseResolvers.add(resolver);
        Collections.sort(featureResolvers, new LoadOrder());
        Collections.sort(reverseResolvers, new UnloadOrder());
    }
注册一个扩展特性解析器

@param resolver 解析器