Java静态方法

示例

interface InterfaceA{
    static void say() {
        System.out.println("InterfaceA");
    }
}
interface InterfaceAA extends InterfaceA{
    static void say() {
        System.out.println("InterfaceAA");
    }
}
interface InterfaceB{
    static void say() {
        System.out.println("InterfaceB");
    }
}
public class StatciMethod {
    public static void main(String[] args) {
        InterfaceAA.say();
        InterfaceB.say();
    }
}

输出

InterfaceAA
InterfaceB