package com.ruoyi.inspectiontask.service.impl;
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import com.ruoyi.inspectiontask.pojo.TimingTask;
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import org.quartz.*;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.time.LocalTime;
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import java.time.ZoneId;
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import java.time.format.DateTimeParseException;
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import java.util.Arrays;
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import java.util.Date;
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import java.util.stream.Collectors;
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@Service
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public class TimingTaskScheduler {
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@Autowired
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private Scheduler scheduler;
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/**
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* 添加新任务到调度器
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*/
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public void scheduleTimingTask(TimingTask task) throws SchedulerException {
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JobDetail jobDetail = buildJobDetail(task);
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Trigger trigger = buildJobTrigger(task, jobDetail);
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scheduler.scheduleJob(jobDetail, trigger);
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}
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/**
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* 更新已有任务
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*/
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public void rescheduleTimingTask(TimingTask task) throws SchedulerException {
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TriggerKey triggerKey = new TriggerKey("trigger_" + task.getId());
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// 获取现有触发器并转换为 CronTrigger
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Trigger oldTrigger = scheduler.getTrigger(triggerKey);
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if (!(oldTrigger instanceof CronTrigger)) {
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throw new SchedulerException("Existing trigger is not a CronTrigger");
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}
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// 构建新触发器
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Trigger newTrigger = TriggerBuilder.newTrigger()
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.withIdentity(triggerKey)
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.withDescription(task.getTaskName())
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.withSchedule(CronScheduleBuilder.cronSchedule(convertToCronExpression(task)))
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.startAt(Date.from(task.getNextExecutionTime().atZone(ZoneId.systemDefault()).toInstant()))
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.forJob(oldTrigger.getJobKey())
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.build();
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scheduler.rescheduleJob(triggerKey, newTrigger);
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}
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/**
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* 暂停任务
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*/
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public void pauseTimingTask(Long taskId) throws SchedulerException {
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JobKey jobKey = new JobKey("timingTask_" + taskId);
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scheduler.pauseJob(jobKey);
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}
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/**
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* 恢复任务
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*/
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public void resumeTimingTask(Long taskId) throws SchedulerException {
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JobKey jobKey = new JobKey("timingTask_" + taskId);
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scheduler.resumeJob(jobKey);
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}
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/**
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* 删除任务
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*/
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public void unscheduleTimingTask(Long taskId) throws SchedulerException {
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JobKey jobKey = new JobKey("timingTask_" + taskId);
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scheduler.deleteJob(jobKey);
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}
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private JobDetail buildJobDetail(TimingTask task) {
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JobDataMap jobDataMap = new JobDataMap();
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jobDataMap.put("taskId", task.getId());
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return JobBuilder.newJob(TimingTaskJob.class)
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.withIdentity("timingTask_" + task.getId())
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.withDescription(task.getTaskName())
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.usingJobData(jobDataMap)
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.storeDurably()
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.build();
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}
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private Trigger buildJobTrigger(TimingTask task, JobDetail jobDetail) {
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String cronExpression = convertToCronExpression(task);
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TriggerBuilder<CronTrigger> triggerBuilder = TriggerBuilder.newTrigger()
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.withIdentity("trigger_" + task.getId())
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.withDescription(task.getTaskName())
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.withSchedule(CronScheduleBuilder.cronSchedule(cronExpression));
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if (jobDetail != null) {
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triggerBuilder.forJob(jobDetail);
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}
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if (task.getNextExecutionTime() != null) {
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triggerBuilder.startAt(Date.from(task.getNextExecutionTime().atZone(ZoneId.systemDefault()).toInstant()));
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}
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return triggerBuilder.build();
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}
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private String convertToCronExpression(TimingTask task) {
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// 参数校验
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if (task == null || task.getFrequencyType() == null || task.getFrequencyDetail() == null) {
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throw new IllegalArgumentException("任务参数不能为空");
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}
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// 使用switch确保条件互斥
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String frequencyType = task.getFrequencyType().toUpperCase(); // 统一转为大写比较
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switch (frequencyType) {
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case "DAILY":
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return convertDailyToCron(task.getFrequencyDetail());
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case "WEEKLY":
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return convertWeeklyToCron(task.getFrequencyDetail());
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case "MONTHLY":
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return convertMonthlyToCron(task.getFrequencyDetail());
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case "QUARTERLY":
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return convertQuarterlyToCron(task.getFrequencyDetail());
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default:
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throw new IllegalArgumentException("不支持的频率类型: " + task.getFrequencyType());
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}
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}
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// 每日任务转换
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private String convertDailyToCron(String frequencyDetail) {
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LocalTime time = parseTime(frequencyDetail);
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return String.format("0 %d %d * * ?", time.getMinute(), time.getHour());
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}
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// 每周任务转换
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private String convertWeeklyToCron(String frequencyDetail) {
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String[] parts = validateAndSplit(frequencyDetail, ",", 2);
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String daysOfWeek = convertDayNamesToCron(parts[0]);
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LocalTime time = parseTime(parts[1]);
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return String.format("0 %d %d ? * %s", time.getMinute(), time.getHour(), daysOfWeek);
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}
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// 每月任务转换
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private String convertMonthlyToCron(String frequencyDetail) {
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String[] parts = validateAndSplit(frequencyDetail, ",", 2);
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int day = validateDayOfMonth(parts[0]);
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LocalTime time = parseTime(parts[1]);
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return String.format("0 %d %d %d * ?", time.getMinute(), time.getHour(), day);
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}
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// 每季度任务转换
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private String convertQuarterlyToCron(String frequencyDetail) {
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String[] parts = validateAndSplit(frequencyDetail, ",", 3);
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int month = validateMonth(parts[0]); // 验证月份(1-12)
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int day = validateDayOfMonth(parts[1]); // 验证日期
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LocalTime time = parseTime(parts[2]); // 解析时间
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// 计算季度起始月份(1月=1, 4月=4, 7月=7, 10月=10)
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int quarterStartMonth = ((month - 1) / 3) * 3 + 1;
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return String.format("0 %d %d %d %d/3 ?",
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time.getMinute(),
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time.getHour(),
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day,
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quarterStartMonth);
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}
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// 新增验证月份的方法(1-12)
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private int validateMonth(String monthStr) {
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try {
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int month = Integer.parseInt(monthStr);
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if (month < 1 || month > 12) {
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throw new IllegalArgumentException("月份必须在1-12之间");
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}
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return month;
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} catch (NumberFormatException e) {
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throw new IllegalArgumentException("无效的月份格式");
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}
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}
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// 辅助方法：解析时间
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private LocalTime parseTime(String timeStr) {
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try {
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return LocalTime.parse(timeStr);
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} catch (DateTimeParseException e) {
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throw new IllegalArgumentException("时间格式必须为HH:mm", e);
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}
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}
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// 辅助方法：验证并分割字符串
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private String[] validateAndSplit(String input, String delimiter, int expectedParts) {
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String[] parts = input.split(delimiter);
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if (parts.length != expectedParts) {
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throw new IllegalArgumentException(
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String.format("格式错误，应为%d部分用'%s'分隔", expectedParts, delimiter));
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}
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return parts;
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}
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// 辅助方法：验证月份中的日
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private int validateDayOfMonth(String dayStr) {
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int day = Integer.parseInt(dayStr);
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if (day < 1 || day > 31) {
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throw new IllegalArgumentException("日期必须在1-31之间");
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}
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return day;
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}
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// 辅助方法：验证季度中的月
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private int validateMonthInQuarter(String monthStr) {
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int month = Integer.parseInt(monthStr);
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if (month < 1 || month > 3) {
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throw new IllegalArgumentException("季度月份必须是1、2或3");
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}
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return month;
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}
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// 转换星期几名称
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private String convertDayNamesToCron(String dayNames) {
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return Arrays.stream(dayNames.split("\\|"))
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.map(this::convertSingleDayName)
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.collect(Collectors.joining(","));
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}
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// 转换单个星期几名称
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private String convertSingleDayName(String dayName) {
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switch (dayName.toUpperCase()) {
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case "MON": return "MON";
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case "TUE": return "TUE";
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case "WED": return "WED";
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case "THU": return "THU";
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case "FRI": return "FRI";
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case "SAT": return "SAT";
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case "SUN": return "SUN";
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default: throw new IllegalArgumentException("无效的星期几: " + dayName);
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}
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}
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}
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