Java定时任务--定时调用方法(servlet)

package sdcncsi.ict.site.cms.ymjth;

import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import sdcncsi.ict.site.cms.template.CmsHtml;
/**
* 网站首页定时生成
* @author Administrator
*
*/
public class IndexServlet extends HttpServlet {
private static final long serialVersionUID = 1L;

public IndexServlet() {
super();
}

public void destroy() {
super.destroy();
}

public void init() throws ServletException {
System.out.println("加载网站首页生成任务");
this.timerTask();
}

public static void timerTask() {
new Timer().schedule(new TimerTask(){
@Override
public void run() {
CmsHtml cmsHtml = new CmsHtml();
Ymjth ymjth = new Ymjth();
ymjth.syjthHtml("D:\\tomcat_dzzw\\webapps\\dzzw","/dzzw",cmsHtml,"0", "1");
System.out.println("新方式生成网站首页成功-----------------------------");
}
},new Date(),60000);
}
}

请在web.xml配置下面参数

<servlet>

<servlet-name>IndexServlet</servlet-name>

<servlet-class>sdcncsi.ict.site.cms.ymjth.IndexServlet</servlet-class>

<load-on-startup>2</load-on-startup>

</servlet>

<!-- 网站首页定时生成 -->

<servlet-mapping>

<servlet-name>IndexServlet</servlet-name>

<url-pattern>/servlet/IndexServlet</url-pattern>

</servlet-mapping>