shiro加入Ehcache缓存 热部署启动 CacheManager es重复问题

/**
     * 注入Ehcache缓存.
     */
    @Bean
    public EhCacheManager ehCacheManager(){

        EhCacheManager ehCacheManager = new EhCacheManager();

        ehCacheManager.setCacheManager(ehCacheManagerFactoryBean());

        return ehCacheManager;
    }

    /**
     * 管理缓存 解决热部署 Ehcache重复创建CacheManager问题
     * @return
     */
    @Bean(name = "ehcacheManager")
    public CacheManager ehCacheManagerFactoryBean() {
        CacheManager cacheManager = CacheManager.getCacheManager("es");
        if(cacheManager == null){
            try {
                cacheManager = CacheManager.create(ResourceUtils.getInputStreamForPath("classpath:config/ehcache-shiro.xml"));
            } catch (IOException e) {
                throw new RuntimeException("initialize cacheManager failed");
            }
        }
        return cacheManager;
    }