springEvent

public class OrderCreateEvent extends ApplicationEvent {
    private JSONObject jsonObject;

    public OrderCreateEvent(Object source, JSONObject jsonObject) {
        super(source);
        this.jsonObject = jsonObject;
    }

    public JSONObject getJsonObject() {
        return jsonObject;
    }

    public void setJsonObject(JSONObject jsonObject) {
        this.jsonObject = jsonObject;
    }
}

package com.event;

import org.springframework.context.ApplicationListener;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;

@Component
public class MyListener implements ApplicationListener<CaseEvent> {

    @Override
    @Async
    public void onApplicationEvent(CaseEvent event) {
        System.out.println(Thread.currentThread().getName()+"发送邮件内容:" + event.getJsonObject().toJSONString());
    }
}

package com.service;

import com.alibaba.fastjson.JSONObject;
import com.event.CaseEvent;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * @author yuhuiqing
 * @title: CaseExecuteService
 * @description:
 * @date 2020/4/11 14:56
 */
@RestController
public class CaseExecuteService {

    @Autowired
    private ApplicationEventPublisher applicationEventPublisher;

    @RequestMapping("/addOrder")
    public String addOrder() {
        System.out.println("创建订单...");
        // 3.组装消息内容
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("email", "644064779@qq.com");
        jsonObject.put("phone", "15123456789");
        jsonObject.put("text", "恭喜您以1399.00元购买蚂蚁课堂永久会员.");
        CaseEvent event = new CaseEvent(this, jsonObject);
        applicationEventPublisher.publishEvent(event);
        return "success";
    }

}