melonjj 2016-01-13
最近在做定时跑批任务的时候用开始接触quartz,写了一个简单的demo,由于经验不足,原理还没有深入理解,有什么不对之处还请各位博友加以指正
<properties>
<spring.version>3.2.9.RELEASE</spring.version>
<!--<spring.version>3.0.6.RELEASE</spring.version>-->
<!--<spring.version>3.2.2.RELEASE</spring.version>-->
<!--<spring.version>4.0.0.RELEASE</spring.version>-->
<quartz.version>2.2.1</quartz.version>
<!--<quartz.version>1.8.6</quartz.version>-->
</properties>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
<scope>test</scope>
</dependency>
<!-- quartz -->
<dependency>
<groupId>org.quartz-scheduler</groupId>
<artifactId>quartz</artifactId>
<version>${quartz.version}</version>
</dependency>
<!-- mysql begin -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.30</version>
</dependency>
<!-- end of mysql -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.0.16</version>
</dependency>
</dependencies> 2、定义job,实现序列化(内存方式不必实现):(quartz1.x版本)public class HelloJob implements Serializable{
private static final long serialVersionUID = -2348136105841790133L;
public void execute(){
System.out.println("============================");
}
} jdbc.driverClassName=com.mysql.jdbc.Driver #quartz1.x数据库 #jdbc.url=jdbc:mysql://127.0.0.1:3306/quartz-test?useUnicode=true #quartz2.x数据库 jdbc.url=jdbc:mysql://127.0.0.1:3306/quartz2?useUnicode=true jdbc.username=root jdbc.password=maidou jdbc.initialSize=15 jdbc.maxActive=20 jdbc.maxIdle=20 jdbc.minIdle=5
<context:property-placeholder location="classpath:properties/*.properties"/>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
destroy-method="close">
<property name="driverClassName" value="${jdbc.driverClassName}" />
<property name="url" value="${jdbc.url}" />
<property name="username" value="${jdbc.username}" />
<property name="password" value="${jdbc.password}" />
<!--initialSize: 初始化连接 -->
<property name="initialSize" value="${jdbc.initialSize}" />
<!--maxActive: 最大连接数量 -->
<property name="maxActive" value="${jdbc.maxActive}" />
<!--maxIdle: 最大空闲连接 -->
<!--<property name="maxIdle" value="${jdbc.maxIdle}" />-->
<!--minIdle: 最小空闲连接 -->
<property name="minIdle" value="${jdbc.minIdle}" />
<property name="defaultAutoCommit" value="true" /><!--这里一定要设置为true,否则在启动项目quartz事务不会自动提交,导致job不能持久化到数据库,抛出异常,正常的程序数据源此项要设置为false,自行控制事务-->
<property name="validationQuery" value="SELECT 1 " />
</bean> 3.2 quartz配置(quartz1.x):其中jobDetail bean配置的class 需要自己实现序列化,spring 的MethodInvokingJobDetailFactoryBean没有实现序列化,故需要如下两个java文件,见附件<!-- 调度器 -->
<bean class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="configLocation" value="classpath:properties/quartz.properties" />
<property name="autoStartup" value="true" />
<property name="applicationContextSchedulerContextKey" value="applicationContext" />
<property name="startupDelay" value="20" />
<property name="overwriteExistingJobs" value="true" />
<property name="triggers">
<list>
<!-- 触发器列表 -->
<ref bean="helloJobTrigger" />
</list>
</property>
</bean>
<bean id="helloJobBean" class="com.maidou.job.HelloJob"/>
<!-- 触发器 -->
<bean id="helloJobTrigger" class="org.springframework.scheduling.quartz.CronTriggerBean">
<property name="jobDetail" ref="helloJobDetail" />
<property name="cronExpression" value="0/5 * * * * ?" />
</bean>
<bean id="helloJobDetail"
class="com.maidou.factory.MethodInvokingJobDetailFactoryBean">
<property name="targetObject" ref="helloJobBean" />
<property name="targetMethod" value="execute" />
<property name="concurrent" value="false" />
<property name="durable" value="true"/>
<!--<property name="volatility" value="true"/>-->
<property name="shouldRecover" value="true" />
</bean>
<import resource="spring-db.xml"/> 4、写quartz.properties覆盖原有quartz.properties;如下#============================================================================ # Configure Main Scheduler Properties #============================================================================ org.quartz.scheduler.instanceName = MY_JOB_SCHEDULER org.quartz.scheduler.instanceId = AUTO org.quartz.scheduler.rmi.export = false org.quartz.scheduler.rmi.proxy = false org.quartz.scheduler.wrapJobExecutionInUserTransaction = false #============================================================================ # Configure ThreadPool #============================================================================ org.quartz.threadPool.class = org.quartz.simpl.SimpleThreadPool org.quartz.threadPool.threadCount = 10 org.quartz.threadPool.threadPriority = 5 org.quartz.threadPool.threadsInheritContextClassLoaderOfInitializingThread = true #============================================================================ # Configure JobStore #============================================================================ org.quartz.jobStore.misfireThreshold = 60000 #内存方式 #org.quartz.jobStore.class = org.quartz.simpl.RAMJobStore #数据库持久化 org.quartz.jobStore.class=org.quartz.impl.jdbcjobstore.JobStoreTX org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.StdJDBCDelegate org.quartz.jobStore.useProperties=false org.quartz.jobStore.maxMisfiresToHandleAtATime=1 #数据库表名称前缀 org.quartz.jobStore.tablePrefix=QRTZ_ #集群 org.quartz.jobStore.isClustered=false #============================================================================ # Other Example Delegates #============================================================================ #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.CloudscapeDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.DB2v6Delegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.DB2v7Delegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.DriverDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.HSQLDBDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.MSSQLDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.PointbaseDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.PostgreSQLDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.StdJDBCDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.WebLogicDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.oracle.OracleDelegate #org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.oracle.WebLogicOracleDelegate #============================================================================ # Configure Datasources #============================================================================ #org.quartz.dataSource.myDS.driver = com.mysql.jdbc.Driver #org.quartz.dataSource.myDS.URL = jdbc:mysql://10.1.221.118/invest?useUnicode=true&characterEncoding=utf-8 #org.quartz.dataSource.myDS.user = invest #org.quartz.dataSource.myDS.password = invest #org.quartz.dataSource.myDS.maxConnections = 5 #org.quartz.dataSource.myDS.validationQuery= #============================================================================ # Configure Plugins #============================================================================ #org.quartz.plugin.shutdownHook.class = org.quartz.plugins.management.ShutdownHookPlugin #org.quartz.plugin.shutdownHook.cleanShutdown = true #org.quartz.plugin.triggHistory.class = org.quartz.plugins.history.LoggingJobHistoryPlugin
public class HelloJob extends QuartzJobBean {
@Override
protected void executeInternal(JobExecutionContext context) throws JobExecutionException {
System.out.println("============================");
}
} <!--<bean id="myJobListener" class="com.maidou.listener.MyJobListener"/>-->
<!--<bean id="myTriggerListener" class="com.maidou.listener.MyTriggerListener"/>-->
<!-- 调度器 -->
<bean class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="configLocation" value="classpath:properties/quartz.properties" />
<property name="autoStartup" value="true" />
<property name="applicationContextSchedulerContextKey" value="applicationContext" />
<property name="startupDelay" value="20" />
<property name="overwriteExistingJobs" value="true" />
<!-- 可以实现自定义的listener,监听JobListener和TriggerListener,同时自定义的也需要分别实现这两个接口-->
<!--<property name="globalJobListeners" ref="myJobListener"/>-->
<!--<property name="globalTriggerListeners" ref="myTriggerListener"/>-->
<property name="triggers">
<list>
<!-- 触发器列表 -->
<ref bean="helloJobTrigger" />
</list>
</property>
</bean>
<bean id="helloJobBean" class="com.maidou.job.HelloJob"/>
<!-- 触发器 -->
<bean id="helloJobTrigger" class="org.springframework.scheduling.quartz.CronTriggerFactoryBean">
<property name="jobDetail" ref="helloJobDetail" />
<property name="cronExpression" value="0/5 * * * * ?" />
<!--<property name="group" value="group1"/>-->
<!--<property name="name" value="helloJobTrigger"/>-->
</bean>
<bean id="helloJobDetail"
class="org.springframework.scheduling.quartz.JobDetailFactoryBean">
<property name="jobClass" value="com.maidou.job.HelloJob"/>
<property name="group" value="group1"/>
<property name="name" value="helloJobDetail"/>
<property name="durability" value="true"/>
</bean>
<import resource="spring-db.xml"/> public class test {
private static volatile boolean running = true;
public static void main(String[] args) {
ClassPathXmlApplicationContext cxt = new ClassPathXmlApplicationContext("classpath:application-context.xml");
synchronized (test.class) {
while (running) {
try {
test.class.wait();
} catch (Throwable e) {
}
}
}
}
} 欢迎留言或到我的csdn博客讨论:http://blog.csdn.net/lingyundouer/article/details/50513194