maven增量编译

  public Interface Constants{
        public interface Cache{
            String CACHE_KEY = “cache.key.new”;//旧值为"cache.key"
    }
}

public Class CategoryManager{
    private static Map<int, String> keyMaps = new HashMap<String, String>();
        static {
             keyMaps.put(1, Constants. Cache. CACHE_KEY);//把缓存的key存到map中
             .........
    }
 
        public Object showCategory(){
            return  cacheManager.get(keyMaps.get(1));//在缓存中获取数据
        }
}

    public Class CategoryManager{
    private static Map<int, String> keyMaps = new HashMap<String, String>();
        static {
             keyMaps.put(1, "cache.key");//问题出在这里，这个"cache.key"没有替换成新的值"cache.key.new"
             .........
    }
........
}