1.配置spring-service.xml
xmlns:task="http://www.springframework.org/schema/task"
http://www.springframework.org/schema/task
http://www.springframework.org/schema/task/spring-task-3.1.xsd
配置扫描任务
<task:annotation-driven/>
配置扫描位置
<context:component-scan base-package="org.rgdata.task" />
2.配置实例:
3.定时任务demo
package org.rgdata.task; import java.io.IOException; import java.util.Date; import org.springframework.scheduling.annotation.Scheduled; import org.springframework.stereotype.Component; import org.rgdata.cache.CacheAccessToken; import org.rgdata.util.HttpUtil; import com.alibaba.fastjson.JSONObject; @Component public class AccessTokenTask { // @Scheduled(cron = "0 */2 * * * ?") //long time= 6600000;1小时50分钟=6600000ms @Scheduled(fixedRate = 6600000) public void getAccessToken() { System.out.println("每1小时50分钟执行一次"+ new Date()); String url ="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=wx413b867cd2957212&secret=c39b607e5550562a79e2674815808679"; String result = null; try { result = HttpUtil.http(url, null); } catch (IOException e) { e.printStackTrace(); } System.out.println("返回值是:"+result); JSONObject json = JSONObject.parseObject(result); String access_token = json.getString("access_token"); System.out.println("access_token::"+access_token); CacheAccessToken.getCache().setAccess_token(access_token); String cache_token = CacheAccessToken.getCache().getAccess_token(); System.out.println("缓存值::"+cache_token); } }