这个可以
1.下载定时器生成工具,百度搜索：cron生成器下载
2.搭建maven war 项目
pom.xml 部分代码
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<properties>
<spring4.version>
4.2
.
2
.RELEASE</spring4.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring4.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring4.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring4.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring4.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring4.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>
3.8
.
1
</version>
<scope>test</scope>
</dependency>
</dependencies>
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web.xml
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"> <!-- Spring配置 --> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!-- 指定Spring Bean的配置文件所在目录。默认配置在WEB-INF目录下 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>
applicationContext.xml
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:task="http://www.springframework.org/schema/task" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task.xsd"> <bean id="firstCron" class="com.hhly.trend.lottery.config.DataCron"/> <task:scheduler id="qbScheduler" pool-size="10"/> <task:annotation-driven scheduler="qbScheduler" mode="proxy"/> <!--简单来说，我们只需要<task:annotation-driven/>这一句即可，这些参数不是必须的 --> </beans>
测试类BaseJobs
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package
springjobs.simplejob;
import
java.util.Date;
import
org.springframework.scheduling.annotation.Scheduled;
import
org.springframework.stereotype.Component;
@Component
public
class
BaseJobs {
/**
* 每5秒钟执行一次
*/
@Scheduled
(cron =
"*/5 * * * * ?"
)
public
void
doJob(){
System.out.println(
new
Date() +
"-----------------doJob"
);
}
/**
* 固定每分钟执行一次
*/
@Scheduled
(fixedRate =
60
*
1000
)
public
void
doJob1(){
System.out.println(
new
Date() +
"-----------------doJob1"
);
}
/**
* 上次任务结束后一分钟后再次执行
*/
@Scheduled
(fixedDelay =
60
*
1000
)
public
void
doJob2(){
System.out.println(
new
Date() +
"-----------------doJob2"
);
}
}
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maven buid形成war包
部署到tomcat等容器中，查看日志，ok!