Spring Quartz Batch

출처 : http://wiki.dev.daewoobrenic.co.kr/mediawiki/index.php/Spring_Quartz_Batch

WEB-INF\web.xml

 <context-param>
  <param-name>contextConfigLocation</param-name>
  <param-value>
   classpath:/job-bean.xml
  </param-value>
 </context-param>

 <listener>
  <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
 </listener>

WEB-INF\classes\job-bean.xml

<?xml version="1.0" encoding="UTF-8"?>

<beans ...>

 <import resource="classpath:simple-job-launcher-context.xml"/>
 <import resource="classpath:myHelloJob.xml"/>
 
 <bean id="helloJob" class="org.springframework.scheduling.quartz.JobDetailBean">
  <property name="jobClass" value="quartz.example.HelloJob" />
  <property name="jobDataAsMap">
   <map>
    <entry key="launcher" value-ref="jobLauncher"/>
    <entry key="job" value-ref="myHelloJob"/>
   </map>
  </property>
 </bean>

 <bean id="simpleTrigger" class="org.springframework.scheduling.quartz.SimpleTriggerBean">
  <property name="jobDetail" ref="helloJob" />
  <property name="startDelay" value="10000" />
  <property name="repeatInterval" value="50000" />
 </bean>
 
 <bean class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
  <property name="triggers">
   <list>
    <ref bean="simpleTrigger"/>
   </list>
  </property>
 </bean>
</beans>

WEB-INF\classes\simple-job-launcher-context.xml

<?xml version="1.0" encoding="UTF-8"?>

<beans ...>

 <import resource="classpath:data-source-context.xml"/>

 <bean id="jobRepository" class="org.springframework.batch.core.repository.support.JobRepositoryFactoryBean">
  <property name="databaseType" value="MYSQL" />
  <property name="dataSource" ref="dataSource" />
  <property name="transactionManager" ref="transctionManager" />
 </bean>

 <bean id="jobLauncher" class="org.springframework.batch.core.launch.support.SimpleJobLauncher">
  <property name="jobRepository" ref="jobRepository" />
 </bean>

 <bean id="simpleJob" class="org.springframework.batch.core.job.SimpleJob" abstract="true">
  <property name="jobRepository" ref="jobRepository" />
 </bean>

 <bean id="taskletStep" class="org.springframework.batch.core.step.tasklet.TaskletStep" abstract="true">
  <property name="jobRepository" ref="jobRepository" />
  <property name="transactionManager" ref="transctionManager" />
 </bean>

</beans>

WEB-INF\classes\data-source-context.xml

<?xml version="1.0" encoding="UTF-8"?>

<beans ...>

 <import resource="classpath:data-source-context-init.xml"/>

 <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
  <property name="driverClassName" value="org.gjt.mm.mysql.Driver"></property>
  <property name="url" value="jdbc:mysql://127.0.0.1:5141/batch"></property>
  <property name="username" value="sa"></property>
  <property name="password" value="sqldba"></property>
 </bean>

 <bean id="transctionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"
  lazy-init="true">
  <property name="dataSource" ref="dataSource"></property>
 </bean>

</beans>

WEB-INF\classes\data-source-context-init.xml

<?xml version="1.0" encoding="UTF-8"?>

<beans ...>

 <bean id="initializingFactoryBean" class="quartz.example.InitializingDataSourceFactoryBean">
  <property name="dataSource" ref="dataSource"></property>
  <property name="initScript">
   <value>classpath:schema-mysql.sql</value>
  </property>
 </bean>
 
</beans>

WEB-INF\classes\myHelloJob.xml

<?xml version="1.0" encoding="UTF-8"?>

<beans ...>

 <bean id="myHelloJob" parent="simpleJob">
  <property name="name" value="myHelloJob" />
  <property name="steps">
   <list>
    <bean id="firstHello" parent="taskletStep">
     <property name="tasklet">
      <bean class="quartz.example.MyHello">
       <property name="message" value="Hi~" />
      </bean>
     </property>
    </bean>
   </list>
  </property>
 </bean>
 
</beans>

package quartz.example;

public class InitializingDataSourceFactoryBean extends AbstractFactoryBean {

 private Resource initScript;
 private Resource destroyScript;
 DataSource dataSource;

 protected Object createInstance() throws Exception {
  
  Assert.notNull(dataSource);
  try {
   doExecuteScript(destroyScript);
  }
  catch (Exception e) {
   logger.debug("Could not execute destroy script [" + destroyScript + "]", e);
  }
  doExecuteScript(initScript);
  return dataSource;
 }

 private void doExecuteScript(final Resource scriptResource) {
  
  try {
  
   if (scriptResource == null || !scriptResource.exists())
    return;
   TransactionTemplate transactionTemplate = new TransactionTemplate(new DataSourceTransactionManager(dataSource));
   if (initScript != null) {
    transactionTemplate.execute(new TransactionCallback() {

     public Object doInTransaction(TransactionStatus status) {
      JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource);
      String[] scripts;
      try {
       scripts = StringUtils.delimitedListToStringArray(stripComments(IOUtils.readLines(scriptResource
         .getInputStream())), ";");
      }
      catch (IOException e) {
       throw new BeanInitializationException("Cannot load script from [" + initScript + "]", e);
      }
      for (int i = 0; i < scripts.length; i++) {
       String script = scripts[i].trim();
       if (StringUtils.hasText(script)) {
        jdbcTemplate.execute(scripts[i]);
       }
      }
      return null;
     }

    });

   }
  } catch (Exception e) {
   logger.debug("기존에 스키마가 생성된 경우 오류가 발생 할 수 있으며, 오류 발생시 무시", e);
  }
 }

 private String stripComments(List list) {
  StringBuffer buffer = new StringBuffer();
  for (Iterator iter = list.iterator(); iter.hasNext();) {
   String line = (String) iter.next();
   if (!line.startsWith("//") && !line.startsWith("--")) {
    buffer.append(line + "\n");
   }
  }
  return buffer.toString();
 }

package quartz.example;

import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.scope.context.ChunkContext;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.beans.factory.InitializingBean;

public class MyHello implements InitializingBean, Tasklet {
 
 private static Log _log = LogFactory.getLog(MyHello.class);
 
 private String message = "";
 
 public void setMessage(String message) {
  this.message = message;
 }

 @Override
 public void afterPropertiesSet() throws Exception {
  _log.info("========= " + this.getClass().getSimpleName() + "=============" + message);
 }

 @Override
 public RepeatStatus execute(StepContribution arg0, ChunkContext arg1) throws Exception {
  _log.info(">>>>>>>>>>> " + this.getClass().getSimpleName() + "=====" + message );
  
  return RepeatStatus.FINISHED;
 }

}

package quartz.example;

import java.util.Date;
import java.util.Iterator;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.quartz.JobExecutionContext;
import org.springframework.batch.core.Job;
import org.springframework.batch.core.JobExecution;
import org.springframework.batch.core.JobParameters;
import org.springframework.batch.core.JobParametersBuilder;
import org.springframework.batch.core.StepExecution;
import org.springframework.batch.core.launch.JobLauncher;
import org.springframework.batch.core.repository.JobExecutionAlreadyRunningException;
import org.springframework.batch.core.repository.JobInstanceAlreadyCompleteException;
import org.springframework.batch.core.repository.JobRestartException;
import org.springframework.scheduling.quartz.QuartzJobBean;

//public class HelloJob implements Job {
public class HelloJob extends QuartzJobBean {

  private static Log _log = LogFactory.getLog(HelloJob.class);
    
  private JobLauncher launcher;
  private Job job;
    
  private int count = 0;
    
  public void setLauncher(JobLauncher launcher) {
    this.launcher = launcher;
  }

  public void setJob(Job job) {
    this.job = job;
  }

  public HelloJob() {
  }
    
  protected void executeInternal(JobExecutionContext context) {
    _log.info("<<<<<<<< " +  " Hello World! - " + new Date() + " >>>>>>>>");
     
    System.out.println("aaaa");
     
    JobParametersBuilder jobParameterBulider = new JobParametersBuilder();
    jobParameterBulider.addDate("date", new Date());
     
    try {
      JobExecution jobExecution = launcher.run(job, jobParameterBulider.toJobParameters());
   
      for(Iterator<StepExecution> iterator = 
        jobExecution.getStepExecutions().iterator(); iterator.hasNext();) {
          StepExecution stepExecution = iterator.next();
        }
    } catch (JobExecutionAlreadyRunningException e) {
      e.printStackTrace();
    } catch (JobRestartException e) {
      e.printStackTrace();
    } catch (JobInstanceAlreadyCompleteException e) {
      e.printStackTrace();
    }
  }
}