feat: 定时报告使用优先级线程池

backend/src/main/java/io/dataease/base/mapper/ext/ExtTaskMapper.java

@@ -0,0 +1,9 @@
+package io.dataease.base.mapper.ext;
+
+public interface ExtTaskMapper {
+
+    int runningCount(Long taskId);
+
+    void resetRunnings(Long taskId);
+
+}

backend/src/main/java/io/dataease/base/mapper/ext/ExtTaskMapper.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
+<mapper namespace="io.dataease.base.mapper.ext.ExtTaskMapper">
+
+    <select id="runningCount"  resultType="java.lang.Integer">
+        select count(*) as count from sys_task_instance where task_id = #{taskId} and status = 0
+    </select>
+
+    <update id="resetRunnings">
+        update sys_task_instance set status = -1, info = 'System Interrupt Error' where task_id = #{taskId} and status = 0
+    </update>
+
+</mapper>

backend/src/main/java/io/dataease/commons/pool/PriorityThreadPoolExecutor.java

@@ -0,0 +1,113 @@
+package io.dataease.commons.pool;
+
+import java.util.concurrent.*;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicLong;
+
+import io.dataease.commons.utils.LogUtil;
+
+public class PriorityThreadPoolExecutor extends ThreadPoolExecutor {
+
+    public static AtomicInteger globaInteger = new AtomicInteger(1);
+
+    private ThreadLocal<Integer> local = new ThreadLocal<Integer>() {
+        @Override
+        protected Integer initialValue() {
+            return 1;
+        }
+    };
+
+    public PriorityThreadPoolExecutor(int corePoolSize, int maximumPoolSize, long keepAliveTime, TimeUnit unit) {
+        super(corePoolSize, maximumPoolSize, keepAliveTime, unit, getWorkQueue());
+    }
+
+    public PriorityThreadPoolExecutor(int corePoolSize, int maximumPoolSize, long keepAliveTime, TimeUnit unit,
+            ThreadFactory threadFactory) {
+        super(corePoolSize, maximumPoolSize, keepAliveTime, unit, getWorkQueue(), threadFactory);
+    }
+
+    public PriorityThreadPoolExecutor(int corePoolSize, int maximumPoolSize, long keepAliveTime, TimeUnit unit,
+            RejectedExecutionHandler handler) {
+        super(corePoolSize, maximumPoolSize, keepAliveTime, unit, getWorkQueue(), handler);
+    }
+
+    public PriorityThreadPoolExecutor(int corePoolSize, int maximumPoolSize, long keepAliveTime, TimeUnit unit,
+            ThreadFactory threadFactory, RejectedExecutionHandler handler) {
+        super(corePoolSize, maximumPoolSize, keepAliveTime, unit, getWorkQueue(), threadFactory, handler);
+    }
+
+    protected static PriorityBlockingQueue getWorkQueue() {
+        return new PriorityBlockingQueue();
+    }
+
+    @Override
+    public void execute(Runnable command) {
+        int andIncrement = globaInteger.getAndIncrement();
+        Integer theadInteger = local.get();
+        try {
+            if (theadInteger == 0) {
+                this.execute(command, 0);
+            } else {
+                this.execute(command, andIncrement);
+            }
+
+        } finally {
+            local.set(1);
+        }
+    }
+
+    public void execute(Runnable command, int priority) {
+        super.execute(new PriorityRunnable(command, priority));
+    }
+
+    public <T> Future<T> submit(Callable<T> task, int priority) {
+        local.set(priority);
+        return super.submit(task);
+    }
+
+    protected static class PriorityRunnable<E extends Comparable<? super E>>
+            implements Runnable, Comparable<PriorityRunnable<E>> {
+        private final static AtomicLong seq = new AtomicLong();
+        private final long seqNum;
+        Runnable run;
+        private int priority;
+
+        public PriorityRunnable(Runnable run, int priority) {
+            seqNum = seq.getAndIncrement();
+            this.run = run;
+            this.priority = priority;
+        }
+
+        public int getPriority() {
+            return priority;
+        }
+
+        public void setPriority(int priority) {
+            this.priority = priority;
+        }
+
+        public Runnable getRun() {
+            return run;
+        }
+
+        @Override
+        public void run() {
+            LogUtil.info("number " + priority + " is starting...");
+            this.run.run();
+        }
+
+        @Override
+        public int compareTo(PriorityRunnable<E> other) {
+            int res = 0;
+            if (this.priority == other.priority) {
+                if (other.run != this.run) {// ASC
+                    res = (seqNum < other.seqNum ? -1 : 1);
+                }
+            } else {// DESC
+                res = this.priority > other.priority ? 1 : -1;
+            }
+            return res;
+        }
+    }
+
+}

backend/src/main/java/io/dataease/commons/pool/PriorityThreadPoolProperties.java

@@ -0,0 +1,17 @@
+package io.dataease.commons.pool;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+import lombok.Data;
+
+@ConfigurationProperties(prefix = "detask", ignoreInvalidFields = true)
+@Data
+@Component
+public class PriorityThreadPoolProperties {
+
+    private int corePoolSize = 2;
+    private int maximumPoolSize = 100;
+    private int keepAliveTime = 60;
+
+}

backend/src/main/java/io/dataease/config/AsyncConfig.java

@@ -1,15 +1,25 @@
 package io.dataease.config;
 
+import java.util.concurrent.TimeUnit;
+
+import javax.annotation.Resource;
+
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.core.task.AsyncTaskExecutor;
 import org.springframework.scheduling.annotation.EnableAsync;
 import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
 
+import io.dataease.commons.pool.PriorityThreadPoolExecutor;
+import io.dataease.commons.pool.PriorityThreadPoolProperties;
+
 @EnableAsync(proxyTargetClass = true)
 @Configuration
 public class AsyncConfig {
 
+    @Resource
+    private PriorityThreadPoolProperties priorityThreadPoolProperties;
+
     @Bean
     public AsyncTaskExecutor taskExecutor() {
         ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
@@ -18,4 +28,18 @@ public class AsyncConfig {
         executor.setMaxPoolSize(10);
         return executor;
     }
+
+    @Bean
+    public PriorityThreadPoolExecutor priorityExecutor() {
+        int corePoolSize = priorityThreadPoolProperties.getCorePoolSize();
+
+        int maximumPoolSize = priorityThreadPoolProperties.getMaximumPoolSize();
+
+        int keepAliveTime = priorityThreadPoolProperties.getKeepAliveTime();
+
+        PriorityThreadPoolExecutor executor = new PriorityThreadPoolExecutor(corePoolSize, maximumPoolSize,
+                keepAliveTime, TimeUnit.SECONDS);
+        return executor;
+    }
+
 }

backend/src/main/java/io/dataease/job/sechedule/ScheduleManager.java

@@ -28,7 +28,7 @@ public class ScheduleManager {
      * @throws SchedulerException
      */
     public void addSimpleJob(JobKey jobKey, TriggerKey triggerKey, Class<? extends Job> cls, int repeatIntervalTime,
-                             JobDataMap jobDataMap) throws SchedulerException {
+            JobDataMap jobDataMap) throws SchedulerException {
 
         JobBuilder jobBuilder = JobBuilder.newJob(cls).withIdentity(jobKey);
 
@@ -46,7 +46,8 @@ public class ScheduleManager {
         scheduler.scheduleJob(jd, trigger);
     }
 
-    public void addSimpleJob(JobKey jobKey, TriggerKey triggerKey, Class<? extends Job> cls, int repeatIntervalTime) throws SchedulerException {
+    public void addSimpleJob(JobKey jobKey, TriggerKey triggerKey, Class<? extends Job> cls, int repeatIntervalTime)
+            throws SchedulerException {
         addSimpleJob(jobKey, triggerKey, cls, repeatIntervalTime);
     }
 
@@ -59,7 +60,8 @@ public class ScheduleManager {
      * @param cron
      * @param jobDataMap
      */
-    public void addCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime, Date endTime, JobDataMap jobDataMap) {
+    public void addCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime,
+            Date endTime, JobDataMap jobDataMap) {
         try {
 
             LogUtil.info("addCronJob: " + triggerKey.getName() + "," + triggerKey.getGroup());
@@ -99,7 +101,8 @@ public class ScheduleManager {
         }
     }
 
-    public void addCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime, Date endTime) {
+    public void addCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime,
+            Date endTime) {
         addCronJob(jobKey, triggerKey, jobClass, cron, startTime, endTime, null);
     }
 
@@ -140,7 +143,8 @@ public class ScheduleManager {
      * @param cron
      * @throws SchedulerException
      */
-    public void modifyCronJobTime(TriggerKey triggerKey, String cron, Date startTime, Date endTime) throws SchedulerException {
+    public void modifyCronJobTime(TriggerKey triggerKey, String cron, Date startTime, Date endTime)
+            throws SchedulerException {
 
         LogUtil.info("modifyCronJobTime: " + triggerKey.getName() + "," + triggerKey.getGroup());
 
@@ -151,7 +155,6 @@ public class ScheduleManager {
                 return;
             }
 
-
             /** 方式一 ：调用 rescheduleJob 开始 */
             TriggerBuilder<Trigger> triggerBuilder = TriggerBuilder.newTrigger();// 触发器
 
@@ -279,7 +282,6 @@ public class ScheduleManager {
         }
     }
 
-
     public static void startJobs(Scheduler sched) {
         try {
             sched.start();
@@ -289,7 +291,6 @@ public class ScheduleManager {
         }
     }
 
-
     public void shutdownJobs(Scheduler sched) {
         try {
             if (!sched.isShutdown()) {
@@ -312,7 +313,7 @@ public class ScheduleManager {
      * @throws SchedulerException
      */
     public void addOrUpdateSimpleJob(JobKey jobKey, TriggerKey triggerKey, Class clz,
-                                     int intervalTime, JobDataMap jobDataMap) throws SchedulerException {
+            int intervalTime, JobDataMap jobDataMap) throws SchedulerException {
 
         if (scheduler.checkExists(triggerKey)) {
             modifySimpleJobTime(triggerKey, intervalTime);
@@ -323,7 +324,7 @@ public class ScheduleManager {
     }
 
     public void addOrUpdateSingleJob(JobKey jobKey, TriggerKey triggerKey, Class clz,
-                                     Date date, JobDataMap jobDataMap) throws SchedulerException {
+            Date date, JobDataMap jobDataMap) throws SchedulerException {
         if (scheduler.checkExists(triggerKey)) {
             modifySingleJobTime(triggerKey, date);
         } else {
@@ -333,15 +334,15 @@ public class ScheduleManager {
     }
 
     public void addOrUpdateSingleJob(JobKey jobKey, TriggerKey triggerKey, Class clz,
-                                     Date date) throws SchedulerException {
+            Date date) throws SchedulerException {
         addOrUpdateSingleJob(jobKey, triggerKey, clz, date, null);
     }
 
-    public void addOrUpdateSimpleJob(JobKey jobKey, TriggerKey triggerKey, Class clz, int intervalTime) throws SchedulerException {
+    public void addOrUpdateSimpleJob(JobKey jobKey, TriggerKey triggerKey, Class clz, int intervalTime)
+            throws SchedulerException {
         addOrUpdateSimpleJob(jobKey, triggerKey, clz, intervalTime, null);
     }
 
-
     /**
      * 添加或修改 cronJob
      *
@@ -352,7 +353,8 @@ public class ScheduleManager {
      * @param jobDataMap
      * @throws SchedulerException
      */
-    public void addOrUpdateCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime, Date endTime, JobDataMap jobDataMap) throws SchedulerException {
+    public void addOrUpdateCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime,
+            Date endTime, JobDataMap jobDataMap) throws SchedulerException {
 
         LogUtil.info("AddOrUpdateCronJob: " + jobKey.getName() + "," + triggerKey.getGroup());
 
@@ -363,7 +365,8 @@ public class ScheduleManager {
         }
     }
 
-    public void addOrUpdateCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime, Date endTime) throws SchedulerException {
+    public void addOrUpdateCronJob(JobKey jobKey, TriggerKey triggerKey, Class jobClass, String cron, Date startTime,
+            Date endTime) throws SchedulerException {
         addOrUpdateCronJob(jobKey, triggerKey, jobClass, cron, startTime, endTime, null);
     }
 
@@ -398,7 +401,8 @@ public class ScheduleManager {
         if (!CronExpression.isValidExpression(cron)) {
             DataEaseException.throwException("cron :" + cron + " error");
         }
-        return TriggerBuilder.newTrigger().withIdentity("Calculate Date").withSchedule(CronScheduleBuilder.cronSchedule(cron)).build();
+        return TriggerBuilder.newTrigger().withIdentity("Calculate Date")
+                .withSchedule(CronScheduleBuilder.cronSchedule(cron)).build();
 
     }
 

backend/src/main/java/io/dataease/job/sechedule/strategy/TaskHandler.java

@@ -13,9 +13,6 @@ import java.util.Date;
 
 public abstract class TaskHandler implements InitializingBean {
 
-    private static final String[] week = {"SUNDAY", "MONDAY", "TUESDAY", "WEDNESDAY", "THURSDAY", "FRIDAY", "SATURDAY"};
-
-
     public void addTask(ScheduleManager scheduleManager, GlobalTaskEntity taskEntity) throws Exception {
         // 1。首先看看是否过期
         Long endTime = taskEntity.getEndTime();
@@ -30,12 +27,11 @@ public abstract class TaskHandler implements InitializingBean {
         if (ObjectUtils.isNotEmpty(taskEntity.getEndTime())) {
             new Date(taskEntity.getEndTime());
         }
-        Class executor = this.getClass();
+        Class<? extends TaskHandler> executor = this.getClass();
         String cron = cron(taskEntity);
         scheduleManager.addOrUpdateCronJob(jobKey, triggerKey, executor, cron, start, end, jobDataMap(taskEntity));
     }
 
-
     protected abstract JobDataMap jobDataMap(GlobalTaskEntity taskEntity);
 
     private String cron(GlobalTaskEntity taskEntity) {
@@ -54,36 +50,34 @@ public abstract class TaskHandler implements InitializingBean {
         instance.setTime(date);
 
         if (taskEntity.getRateType() == 0) {
-            return
+            return instance.get(Calendar.SECOND) + " " +
-                    instance.get(Calendar.SECOND) + " " +
+                    instance.get(Calendar.MINUTE) + " " +
-                            instance.get(Calendar.MINUTE) + " " +
+                    instance.get(Calendar.HOUR_OF_DAY) + " * * ?";
-                            instance.get(Calendar.HOUR_OF_DAY) + " * * ?";
         }
         if (taskEntity.getRateType() == 1) {
-            return
+            return instance.get(Calendar.SECOND) + " " +
-                    instance.get(Calendar.SECOND) + " " +
+                    instance.get(Calendar.MINUTE) + " " +
-                            instance.get(Calendar.MINUTE) + " " +
+                    instance.get(Calendar.HOUR_OF_DAY) + " ? * " +
-                            instance.get(Calendar.HOUR_OF_DAY) + " ? * " +
+                    getDayOfWeek(instance);
-                            getDayOfWeek(instance);
         }
         if (taskEntity.getRateType() == 2) {
-            return
+            return instance.get(Calendar.SECOND) + " " +
-                    instance.get(Calendar.SECOND) + " " +
+                    instance.get(Calendar.MINUTE) + " " +
-                            instance.get(Calendar.MINUTE) + " " +
+                    instance.get(Calendar.HOUR_OF_DAY) + " " +
-                            instance.get(Calendar.HOUR_OF_DAY) + " " +
+                    instance.get(Calendar.DATE) + " * ?";
-                            instance.get(Calendar.DATE) + " * ?";
         }
 
         return null;
     }
 
+    public abstract void resetRunningInstance(Long taskId);
+
     private String getDayOfWeek(Calendar instance) {
         int index = instance.get(Calendar.DAY_OF_WEEK);
-         index = (index + 1) % 7;
+        index = (index + 1) % 7;
         return String.valueOf(index);
     }
 
-
     public void removeTask(ScheduleManager scheduleManager, GlobalTaskEntity taskEntity) {
         JobKey jobKey = new JobKey(taskEntity.getTaskId().toString());
         TriggerKey triggerKey = new TriggerKey(taskEntity.getTaskId().toString());
@@ -95,14 +89,16 @@ public abstract class TaskHandler implements InitializingBean {
         scheduleManager.fireNow(jobKey);
     }
 
-
+    // 判断任务是否过期
-    //判断任务是否过期
     public Boolean taskExpire(Long endTime) {
-        if (ObjectUtils.isEmpty(endTime)) return false;
+        if (ObjectUtils.isEmpty(endTime))
+            return false;
         Long now = System.currentTimeMillis();
         return now > endTime;
     }
 
+    protected abstract Boolean taskIsRunning(Long taskId);
+
     @Override
     public void afterPropertiesSet() throws Exception {
         String beanName = null;

backend/src/main/java/io/dataease/job/sechedule/strategy/impl/EmailTaskHandler.java

@@ -5,6 +5,7 @@ import io.dataease.auth.entity.TokenInfo;
 import io.dataease.auth.service.AuthUserService;
 import io.dataease.auth.service.impl.AuthUserServiceImpl;
 import io.dataease.auth.util.JWTUtils;
+import io.dataease.base.mapper.ext.ExtTaskMapper;
 import io.dataease.commons.utils.CommonBeanFactory;
 import io.dataease.commons.utils.LogUtil;
 import io.dataease.commons.utils.ServletUtils;
@@ -20,6 +21,7 @@ import io.dataease.service.system.EmailService;
 import org.apache.commons.lang3.ObjectUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.quartz.*;
+import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
@@ -46,6 +48,16 @@ public class EmailTaskHandler extends TaskHandler implements Job {
         return jobDataMap;
     }
 
+    public EmailTaskHandler proxy() {
+        return CommonBeanFactory.getBean(EmailTaskHandler.class);
+    }
+
+    @Override
+    protected Boolean taskIsRunning(Long taskId) {
+        ExtTaskMapper extTaskMapper = CommonBeanFactory.getBean(ExtTaskMapper.class);
+        return extTaskMapper.runningCount(taskId) > 0;
+    }
+
     @Override
     public void execute(JobExecutionContext context) throws JobExecutionException {
         // 插件没有加载 空转
@@ -54,11 +66,16 @@ public class EmailTaskHandler extends TaskHandler implements Job {
 
         JobDataMap jobDataMap = context.getJobDetail().getJobDataMap();
         GlobalTaskEntity taskEntity = (GlobalTaskEntity) jobDataMap.get("taskEntity");
+        ScheduleManager scheduleManager = SpringContextUtil.getBean(ScheduleManager.class);
         if (taskExpire(taskEntity.getEndTime())) {
-            ScheduleManager scheduleManager = SpringContextUtil.getBean(ScheduleManager.class);
             removeTask(scheduleManager, taskEntity);
             return;
         }
+        if (taskIsRunning(taskEntity.getTaskId())) {
+            LogUtil.info("Skip synchronization task: {} ,due to task status is {}",
+                    taskEntity.getTaskId(), "running");
+            return;
+        }
 
         GlobalTaskInstance taskInstance = buildInstance(taskEntity);
         Long instanceId = saveInstance(taskInstance);
@@ -67,10 +84,15 @@ public class EmailTaskHandler extends TaskHandler implements Job {
         XpackEmailTemplateDTO emailTemplate = (XpackEmailTemplateDTO) jobDataMap.get("emailTemplate");
         SysUserEntity creator = (SysUserEntity) jobDataMap.get("creator");
         LogUtil.info("start execute send panel report task...");
-        sendReport(taskInstance, emailTemplate, creator);
+        proxy().sendReport(taskInstance, emailTemplate, creator);
 
     }
 
+    @Override
+    public void resetRunningInstance(Long taskId) {
+        ExtTaskMapper extTaskMapper = CommonBeanFactory.getBean(ExtTaskMapper.class);
+        extTaskMapper.resetRunnings(taskId);
+    }
 
     public Long saveInstance(GlobalTaskInstance taskInstance) {
         EmailXpackService emailXpackService = SpringContextUtil.getBean(EmailXpackService.class);
@@ -99,11 +121,12 @@ public class EmailTaskHandler extends TaskHandler implements Job {
         emailXpackService.saveInstance(taskInstance);
     }
 
-
+    @Async("priorityExecutor")
     public void sendReport(GlobalTaskInstance taskInstance, XpackEmailTemplateDTO emailTemplateDTO,
-                           SysUserEntity user) {
+            SysUserEntity user) {
         EmailXpackService emailXpackService = SpringContextUtil.getBean(EmailXpackService.class);
         try {
+
             String panelId = emailTemplateDTO.getPanelId();
             String url = panelUrl(panelId);
             String token = tokenByUser(user);
@@ -116,11 +139,15 @@ public class EmailTaskHandler extends TaskHandler implements Job {
             String recipients = emailTemplateDTO.getRecipients();
             byte[] content = emailTemplateDTO.getContent();
             EmailService emailService = SpringContextUtil.getBean(EmailService.class);
+
             String contentStr = "";
             if (ObjectUtils.isNotEmpty(content)) {
                 contentStr = new String(content, "UTF-8");
             }
-            emailService.sendWithImage(recipients, emailTemplateDTO.getTitle(), contentStr, bytes);
+            emailService.sendWithImage(recipients, emailTemplateDTO.getTitle(),
+                    contentStr, bytes);
+
+            Thread.sleep(10000);
             success(taskInstance);
         } catch (Exception e) {
             error(taskInstance, e);

backend/src/main/java/io/dataease/listener/GlobalTaskStartListener.java

@@ -32,6 +32,7 @@ public class GlobalTaskStartListener implements ApplicationListener<ApplicationR
             tasks.stream().forEach(task -> {
                 TaskHandler taskHandler = TaskStrategyFactory.getInvokeStrategy(task.getTaskType());
                 try {
+                    taskHandler.resetRunningInstance(task.getTaskId());
                     taskHandler.addTask(scheduleManager, task);
                 } catch (Exception e) {
                     e.printStackTrace();

backend/src/main/java/io/dataease/plugins/server/XEmailTaskServer.java

@@ -3,6 +3,7 @@ package io.dataease.plugins.server;
 import com.github.pagehelper.Page;
 import com.github.pagehelper.PageHelper;
 import io.dataease.commons.exception.DEException;
+import io.dataease.commons.pool.PriorityThreadPoolExecutor;
 import io.dataease.commons.utils.*;
 import io.dataease.plugins.common.entity.GlobalTaskEntity;
 import io.dataease.plugins.common.entity.GlobalTaskInstance;
@@ -23,6 +24,9 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
+import java.util.concurrent.Future;
+
+import javax.annotation.Resource;
 
 @Api(tags = "xpack：定时报告")
 @RequestMapping("/plugin/task")
@@ -32,6 +36,9 @@ public class XEmailTaskServer {
     @Autowired
     private ScheduleService scheduleService;
 
+    @Resource
+    private PriorityThreadPoolExecutor priorityExecutor;
+
     @PostMapping("/queryTasks/{goPage}/{pageSize}")
     public Pager<List<XpackTaskGridDTO>> queryTask(@PathVariable int goPage, @PathVariable int pageSize,
             @RequestBody XpackGridRequest request) {
@@ -85,7 +92,19 @@ public class XEmailTaskServer {
         String token = ServletUtils.getToken();
         String fileId = null;
         try {
-            fileId = emailXpackService.print(url, token, buildPixel(request.getPixel()));
+            Future<?> future = priorityExecutor.submit(() -> {
+                try {
+                    return emailXpackService.print(url, token, buildPixel(request.getPixel()));
+                } catch (Exception e) {
+                    LogUtil.error(e.getMessage(), e);
+                    DEException.throwException("预览失败，请联系管理员");
+                }
+                return null;
+            }, 0);
+            Object object = future.get();
+            if (ObjectUtils.isNotEmpty(object)) {
+                fileId = object.toString();
+            }
         } catch (Exception e) {
             LogUtil.error(e.getMessage(), e);
             DEException.throwException("预览失败，请联系管理员");