VIPJAVA/12306-demo/my-service/src/main/java/com/sf/design/chain/Manager.java

package com.sf.design.chain;

public class Manager implements Handler {

    private Handler nextHandler;

    @Override
    public void setNextHandler(Handler nextHandler) {
        this.nextHandler = nextHandler;
    }

    @Override
    public void handle(int type) {
        if (type == 1) {
            System.out.println("年假，秒批，结束了");
            System.out.println("Manager 处理结束");
            return;
        }
        System.out.println("非年假，需要下一级");
        System.out.println("Manager 处理结束");
        nextHandler.handle(type);
    }
}