搭建第一个web项目：quartz+spring实现定时任务

<!--定时任务 quartz （spring内部集成） -->
    <!-- 定时清空临时文件夹的任务类 -->
    <bean id="taskJob" class="cn.itcast.oa.util.TaskJob"></bean>
    
    <!-- 定义目标bean和bean中的方法 -->
    <bean id="Job"
        class="org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean">
        <property name="targetObject">
            <ref local="taskJob" />
        </property>
        <property name="targetMethod">
            <!-- 要执行的方法名称 -->
            <value>Count</value>
        </property>
    </bean>
    <!--定义触发的时间 -->
    <bean id="cron" class="org.springframework.scheduling.quartz.CronTriggerBean">
        <property name="jobDetail">
            <ref bean="Job" />
        </property>
        <property name="cronExpression">
            <value>0-59 * * * * ?</value>
        </property>
    </bean>
    <!-- 管理触发器 -->
    <bean autowire="no"
        class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
        <property name="triggers">
            <list>
                <ref local="cron" />
            </list>
        </property>
    </bean>

package cn.itcast.oa.util;

/**
 * 定时任务，清空临时文件夹
 * 
 * @author haojiahong
 * 
 * @createtime：2015-7-21 下午2:23:55
 * 
 * 
 */
public class TaskJob {
    static long Count = 0;

    public TaskJob() {
        System.out.println("Bean initialized.");
    }

    public void doFirst() {
        Count();
    }

    public void Count() {
        Count++;
        System.out.print("Count=");
        System.out.println(Count);
    }
}

信息: Initializing Spring root WebApplicationContext
16:38:10,184 DEBUG MyApplicationContextUtil:24 - applicationContext进行设置完成。。。
16:38:10,200 DEBUG FtpStore:31 - 初始化了FTP服务器配置参数
Bean initialized.
Count=1
Count=2
Count=3
2015-7-22 16:38:12 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8888
2015-7-22 16:38:12 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2015-7-22 16:38:12 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/16  config=null
2015-7-22 16:38:12 org.apache.catalina.startup.Catalina start
信息: Server startup in 7605 ms
Count=4
Count=5
Count=6
Count=7
Count=8
Count=9
Count=10
Count=11
Count=12
Count=13
Count=14

Caused by: java.lang.IncompatibleClassChangeError: class org.springframework.scheduling.quartz.CronTriggerBean has interface org.quartz.CronTrigger as super class
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
    at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1817)
    at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:872)
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1325)
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1204)
    at org.springframework.util.ClassUtils.forName(ClassUtils.java:211)
    at org.springframework.beans.factory.support.AbstractBeanDefinition.resolveBeanClass(AbstractBeanDefinition.java:385)
    at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1138)
    ... 49 more

package cn.itcast.oa.util;

import java.io.File;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * 定时任务，清空临时文件夹
 * 
 * @author haojiahong
 * 
 * @createtime：2015-7-21 下午2:23:55
 * 
 * 
 */
public class TaskJob {
    private Log log = LogFactory.getLog(this.getClass());

    public TaskJob() {
        log.debug("初始化定时任务类完成。。");
    }

    public void exceteDelJob() {
        String tempPath = (String) this.getAppConfig().getAppExtProp()
                .get("fileTempPath");
        System.out.println(tempPath);
        if (!delFile(tempPath)) {
            return;
        }

    }

    private boolean delFile(String tempPath) {
        File file = new File(tempPath);
        if (!file.exists()) {
            log.debug("文件夹不存在");
            return false;
        }
        if (file.isFile()) {
            file.delete();
            log.debug("单个文件删除成功");
            return true;
        }
        File[] files = file.listFiles();
        for (File f : files) {
            if (f.isFile()) {
                f.delete();
                log.debug("文件夹中单个文件删除成功");
            } else {
                this.delFile(f.getAbsolutePath());
                log.debug("开始删除文件夹中的文件夹");
            }
        }
        file.delete();
        return true;
    }

    public AppConfig getAppConfig() {
        return (AppConfig) ApplicationUtil.getBean("appConfig");
    }

}