@SuppressWarnings("unchecked")
    public <T> T get(final Class<T> clazz) {
        return (T) SINGLES.get(clazz.getName());
    }
Get t.

@param <T>   the type parameter
@param clazz the clazz
@return the t
shenyu-common/src/main/java/org/apache/shenyu/common/utils/Singleton.java