java使用quartz 2.2.0和tomcat 7
当tomcat启动时,我正在尝试启动石英工艺 但它不起作用,下面是我的简单代码: 我的ServletContextListener:
包装石英。试验
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import org.apache.log4j.Logger;
import org.quartz.CronScheduleBuilder;
import org.quartz.JobBuilder;
import org.quartz.JobDetail;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.Trigger;
import org.quartz.TriggerBuilder;
import org.quartz.impl.StdSchedulerFactory;
public class ApplicationStartup implements ServletContextListener {
private static Logger log = Logger.getLogger(ApplicationStartup.class);
public static final String QUARTZ_FACTORY_KEY = "org.quartz.impl.StdSchedulerFactory.KEY";
private StdSchedulerFactory factory = null;
public void contextDestroyed(ServletContextEvent event) {
try
{
factory.getDefaultScheduler().shutdown();
} catch (SchedulerException ex)
{
log.info("catch");
}
}
public void contextInitialized(ServletContextEvent sce) {
System.out.println("THE APPLICATION STARTED");
ServletContext ctx = sce.getServletContext();
JobDetail job = JobBuilder.newJob(HelloJob.class).withIdentity("dummyJobName", "group1").build();
Trigger trigger = TriggerBuilder.newTrigger().withIdentity("dummyTriggerName", "group1")
.withSchedule(CronScheduleBuilder.cronSchedule("0/5 * * * * ?")).build();
try {
factory = new StdSchedulerFactory();
ctx.setAttribute(QUARTZ_FACTORY_KEY, factory);
Scheduler scheduler= factory.getScheduler();
scheduler.start();
scheduler.scheduleJob(job, trigger);
} catch (SchedulerException e) {
e.printStackTrace();
}
}
} 我的工作:
package quartz.test;
import org.quartz.Job;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
public class HelloJob implements Job
{
public void execute(JobExecutionContext context) throws JobExecutionException {
System.out.println("Hello Quartz!");
}
}
网络。xml
<context-param>
<param-name>quartz:shutdown-on-unload</param-name>
<param-value>false</param-value>
</context-param>
<context-param>
<param-name>quartz:wait-on-shutdown</param-name>
<param-value>true</param-value>
</context-param>
<context-param>
<param-name>quartz:start-scheduler-on-load</param-name>
<param-value>true</param-value>
</context-param>
<context-param>
<param-name>quartz:config-file</param-name>
<param-value>/WEB-INF/classes/quartz.properties</param-value>
</context-param>
<listener>
<listener-class>
org.quartz.ee.servlet.QuartzInitializerListener
</listener-class>
</listener>
编辑: 现在作业开始了,但我遇到了错误: 2013年8月20日11:18:19组织。阿帕奇。卡塔琳娜。加载器。WebappClassLoader clearReferencesThreads 严重:web应用程序[/monitor]似乎已启动名为[QuartzTest_Worker-1]的线程,但未能停止该线程。这很可能会造成内存泄漏强>
将应用程序重新部署到tomcat时在服务器上 请帮忙
谢谢
# 1 楼答案
我找到了解决办法, 这看起来像是石英中的一个缺陷。 为了让它工作起来,在maven中添加以下内容:
这个错误只出现在2.2.0版上,在2.1.6版上运行正常
# 2 楼答案
要运行此示例,至少需要Quartz的两个jar文件: