1 class JedisHelper { public static <T, R> T getBySecond(String cacheKey, int seconds, R p, Function<Object, T> function) { return function.apply(p); } public static <T> T getBySecond(String cacheKey, int seconds, Supplier<T> funct
在以前,如果我们想要调用一个类中的方法,只能这样子: 例: 有Cat和Dog两个类,里面有eat和run两个成员方法: public class Dog { public void eat() { System.out.println("狗吃肉"); } public void run() { System.out.println("狗刨"); } } public class Cat { public void eat() { System.out.println