错误org.quartz.core.JobrunShell-Job Group1.JobReport引发未处理的异常

Question

你有什么想法吗？？我不知道该怎么办了：/

13449[MyScheduler_Worker-1]错误org.quartz.core.jobrunshell-Job group1.jobreport引发了一个未处理的异常:java.lang.nullpointerexception at com.changes.bean.reportsbean.createpdfCriticalChanges(reportsbean.java:104)at com.changes.quartz.jobreport.execute(jobreport.java:36)at org.quartz.core.jobrunshell.run(jobrunshell.java:202)at orlogger-Job(group1.jobReport抛出了一个异常。org.quartz.ScheduleResception：Job抛出了一个未处理的异常。[参见嵌套异常:java.lang.nullpointerException]位于org.quartz.core.jobrunshell.run(jobrunshell.java:213)位于org.quartz.simple.simplethreadpool$workerthread.run(simplethreadpool.javerthreadpool$workerthread.run(simplethreadpool：Core.jobrunshell.r联合国(jobrunshell.java:202)

ReportsBean

public class JobReport implements Job {


    public void execute(JobExecutionContext context) throws JobExecutionException {


        //BasicConfigurator.configure();
        try {
            ReportsBean reportsBean = new ReportsBean();
            reportsBean.createPdfCriticalChanges();
            SimpleDateFormat dateFormat = new SimpleDateFormat("dd/MM/yyyy – hh:mm:ss");
            System.out.println("Rodou: " + dateFormat.format( new Date() ));
        } catch (JRException | SQLException e) {
            e.printStackTrace();
        }

    }

}

Quartz.properties

org.quartz.scheduler.instanceName = MyScheduler
org.quartz.threadPool.threadCount = 3
org.quartz.jobStore.class = org.quartz.simpl.RAMJobStore
org.quartz.plugin.jobInitializer.class =org.quartz.plugins.xml.XMLSchedulingDataProcessorPlugin
org.quartz.plugin.jobInitializer.fileNames = com/changes/quartz/quartz-config.xml
org.quartz.plugin.jobInitializer.failOnFileNotFound = true

web.xml

<!-- Inicio Quartz -->
<servlet>
    <servlet-name>QuartzServlet</servlet-name>
    <servlet-class>com.changes.quartz.servlet.QuartzServlet</servlet-class>
</servlet>
<servlet>
    <servlet-name>QuartzInitializer</servlet-name>
    <servlet-class>org.quartz.ee.servlet.QuartzInitializerServlet</servlet-class>
    <init-param>
        <param-name>config-file</param-name>
        <param-value>quartz.properties</param-value>
    </init-param>
    <init-param>
        <param-name>shutdown-on-unload</param-name>
        <param-value>true</param-value>
    </init-param>
    <init-param>
        <param-name>start-scheduler-on-load</param-name>
        <param-value>true</param-value>
    </init-param>
    <load-on-startup>2</load-on-startup>
</servlet>
<!-- Fim Quartz -->

Answer 1

问题是您的ReportsBean中有一个NullPointerException。

因为Quartz execute方法的签名是

public void execute(JobExecutionContext context) throws JobExecutionException

Quartz只能处理将在此方法中引发的JobExecutionException。但在您的示例中，它会得到意外的NullPointerException。