springboot:quartz集群

pom.xml
=========================================
<dependency>
            <groupId>org.quartz-scheduler</groupId>
            <artifactId>quartz</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql-connector}</version>
        </dependency>
        
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>${druid}</version>
        </dependency>
         <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</artifactId>
        </dependency>
=========================================
QuartzConfig.java
=========================================
@Configuration
public class QuartzConfig {

    /**
     * 设置属性
     *
     * @return
     * @throws IOException
     */
    private Properties quartzProperties() throws IOException {

        Properties prop = new Properties();
        //Configure Main Scheduler Properties
        prop.put("org.quartz.scheduler.instanceName", "DefaultQuartzScheduler");
        prop.put("org.quartz.scheduler.wrapJobExecutionInUserTransaction", "false");
        prop.put("org.quartz.scheduler.instanceId", "AUTO");

        //Configure rmi
        prop.put("org.quartz.scheduler.rmi.export", "false");
        prop.put("org.quartz.scheduler.rmi.proxy", "false");

        //Configure ThreadPool
        prop.put("org.quartz.threadPool.class", "org.quartz.simpl.SimpleThreadPool");
        prop.put("org.quartz.threadPool.threadCount", "50");
        prop.put("org.quartz.threadPool.threadPriority", "5");
        prop.put("org.quartz.threadPool.threadsInheritContextClassLoaderOfInitializingThread", "true");

        //Configure JobStore
        prop.put("org.quartz.jobStore.class", "org.quartz.impl.jdbcjobstore.JobStoreTX");
        prop.put("org.quartz.jobStore.driverDelegateClass", "org.quartz.impl.jdbcjobstore.StdJDBCDelegate");
        prop.put("org.quartz.jobStore.tablePrefix", "QRTZ_");
        prop.put("org.quartz.jobStore.dataSource", "myDS");
        prop.put("org.quartz.jobStore.misfireThreshold", "60000");
        prop.put("org.quartz.jobStore.isClustered", "true");
        prop.put("org.quartz.jobStore.clusterCheckinInterval", "1000");

        //Configure datasource
        prop.put("org.quartz.dataSource.myDS.connectionProvider.class", "org.spring.springboot.config.QuartzDBConnection");
        prop.put("org.quartz.dataSource.myDS.driver", "com.mysql.jdbc.Driver");
        prop.put("org.quartz.dataSource.myDS.url", "jdbc:mysql://host:3306/movikr_quartz?useUnicode=true&characterEncoding=UTF-8&allowMultiQueries=true&zeroDateTimeBehavior=convertToNull");
        prop.put("org.quartz.dataSource.myDS.user", "");
        prop.put("org.quartz.dataSource.myDS.password", "");
        prop.put("org.quartz.dataSource.myDS.maxConnections", "10");
        prop.put("org.quartz.dataSource.myDS.validationQuery", "select 0");

        return prop;
    }

//    <bean id="executor" class="org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor">
//    <property name="corePoolSize" value="20" />
//    <property name="maxPoolSize" value="150" />
//    <property name="queueCapacity" value="500" />
//    </bean>

    @Bean(name = "schedulerFactoryBean")
    @Lazy(true)
    public SchedulerFactoryBean schedulerFactoryBean() throws IOException {
        SchedulerFactoryBean factory = new SchedulerFactoryBean();
        // this allows to update triggers in DB when updating settings in config file:
        //用于quartz集群,QuartzScheduler 启动时更新己存在的Job，这样就不用每次修改targetObject后删除qrtz_job_details表对应记录了
        factory.setOverwriteExistingJobs(true);
        //用于quartz集群,加载quartz数据源
        //factory.setDataSource(dataSource);
        //QuartzScheduler 延时启动，应用启动完10秒后 QuartzScheduler 再启动
        factory.setStartupDelay(5);
        //用于quartz集群,加载quartz数据源配置
        factory.setQuartzProperties(quartzProperties());
        factory.setAutoStartup(true);
        factory.setApplicationContextSchedulerContextKey("applicationContextKey");
        //factory.setConfigLocation(new FileSystemResource(this.getClass().getResource("/quartz.properties").getPath()));
        return factory;
    }

    @Bean(name = "schedule-service-QuartzManager", initMethod="initJobs")
    //@DependsOn("springContextHolder")
    public QuartzManager quartzManager() {
        QuartzManager quartzManager = new QuartzManager();
        return quartzManager;
    }

}

=========================================
QuartzDBConnection.java
=========================================
public class QuartzDBConnection implements ConnectionProvider {

    //JDBC驱动
    public String driver;
    //JDBC连接串
    public String url;
    //数据库用户名
    public String user;
    //数据库用户密码
    public String password;
    //数据库最大连接数
    public int maxConnections;
    //数据库SQL查询每次连接返回执行到连接池，以确保它仍然是有效的。
    public String validationQuery;

    private boolean validateOnCheckout;

    private int idleConnectionValidationSeconds;

    public String maxCachedStatementsPerConnection;

    private String discardIdleConnectionsSeconds;

    public static final int DEFAULT_DB_MAX_CONNECTIONS = 10;

    public static final int DEFAULT_DB_MAX_CACHED_STATEMENTS_PER_CONNECTION = 120;

    //Druid连接池
    private DruidDataSource datasource;

    /*
    * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    *
    * 接口实现
    *
    * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    */
    public Connection getConnection() throws SQLException {
        return datasource.getConnection();
    }

    public void shutdown() throws SQLException {
        datasource.close();
    }
    public void initialize() throws SQLException{
        if (this.url == null) {
            throw new SQLException("DBPool could not be created: DB URL cannot be null");
        }

        if (this.driver == null) {
            throw new SQLException("DBPool driver could not be created: DB driver class name cannot be null!");
        }

        if (this.maxConnections < 0) {
            throw new SQLException("DBPool maxConnectins could not be created: Max connections must be greater than zero!");
        }

        datasource = new DruidDataSource();
        try{
            datasource.setDriverClassName(this.driver);
        } catch (Exception e) {
            try {
                throw new SchedulerException("Problem setting driver class name on datasource: " + e.getMessage(), e);
            } catch (SchedulerException e1) {
            }
        }

        datasource.setUrl(this.url);
        datasource.setUsername(this.user);
        datasource.setPassword(this.password);
        datasource.setMaxActive(this.maxConnections);
        datasource.setMinIdle(1);
        datasource.setMaxWait(0);
        datasource.setMaxPoolPreparedStatementPerConnectionSize(this.DEFAULT_DB_MAX_CACHED_STATEMENTS_PER_CONNECTION);

        if (this.validationQuery != null) {
            datasource.setValidationQuery(this.validationQuery);
            if(!this.validateOnCheckout)
                datasource.setTestOnReturn(true);
            else
                datasource.setTestOnBorrow(true);
            datasource.setValidationQueryTimeout(this.idleConnectionValidationSeconds);
        }
    }

    public String getDriver() {
        return driver;
    }

    public void setDriver(String driver) {
        this.driver = driver;
    }

    public String getUrl() {
        return url;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public String getUser() {
        return user;
    }

    public void setUser(String user) {
        this.user = user;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public int getMaxConnections() {
        return maxConnections;
    }

    public void setMaxConnections(int maxConnections) {
        this.maxConnections = maxConnections;
    }

    public String getValidationQuery() {
        return validationQuery;
    }

    public void setValidationQuery(String validationQuery) {
        this.validationQuery = validationQuery;
    }

    public boolean isValidateOnCheckout() {
        return validateOnCheckout;
    }

    public void setValidateOnCheckout(boolean validateOnCheckout) {
        this.validateOnCheckout = validateOnCheckout;
    }

    public int getIdleConnectionValidationSeconds() {
        return idleConnectionValidationSeconds;
    }

    public void setIdleConnectionValidationSeconds(int idleConnectionValidationSeconds) {
        this.idleConnectionValidationSeconds = idleConnectionValidationSeconds;
    }

    public DruidDataSource getDatasource() {
        return datasource;
    }

    public void setDatasource(DruidDataSource datasource) {
        this.datasource = datasource;
    }
}
================================================
QuartzManager.java
================================================
public class QuartzManager {

    private static final Logger LOG = LoggerFactory.getLogger(QuartzManager.class);

    @Resource(name = "schedulerFactoryBean")
    private Scheduler scheduler;

    /**
     * 初始化(spring启动或其他)可运行的job 立即执行
     * 配置成bean 指定init-method="initJobs" 后于springContextHolder bean初始化
     */
    public void initJobs() throws SchedulerException {

        if (!scheduler.isShutdown()) {
            scheduler.start();
        }

    }
}

springboot:quartz集群

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