Context.java

package com.pattern.StrategyPattern.po;

/**
 * @author lx
 * @date 2021/10/13 11:30
 **/
public class Context {
    /**
     * 本次策略规则对象
     */
    private final Strategy strategy;

    public Context(Strategy strategy) {
        this.strategy = strategy;
    }

    public int exec(int a, int b) {
        return strategy.exec(a, b);
    }
}