检查并获取最近执行时间

njzscloud-common/njzscloud-common-sichen/src/main/java/com/njzscloud/common/sichen/controller/TaskController.java

@@ -1,7 +1,9 @@
 package com.njzscloud.common.sichen.controller;
 
 import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.lang.Assert;
+import com.njzscloud.common.core.ex.ExceptionMsg;
 import com.njzscloud.common.core.ex.Exceptions;
 import com.njzscloud.common.core.utils.R;
 import com.njzscloud.common.mp.support.PageParam;
@@ -11,6 +13,7 @@ import com.njzscloud.common.sichen.pojo.param.ModifyTaskParam;
 import com.njzscloud.common.sichen.pojo.param.SearchTaskParam;
 import com.njzscloud.common.sichen.pojo.param.SearchTaskResult;
 import com.njzscloud.common.sichen.service.CombineStoreService;
+import com.njzscloud.common.sichen.support.CronExpression;
 import com.njzscloud.common.sichen.support.TaskInfo;
 import com.njzscloud.common.sichen.support.TaskStore;
 import com.njzscloud.common.sichen.util.TaskUtil;
@@ -19,6 +22,9 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
+import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.Date;
 import java.util.List;
 import java.util.Map;
 
@@ -96,6 +102,30 @@ public class TaskController {
         }
     }
 
+    /**
+     * 检查并获取最近执行时间
+     */
+    @GetMapping("/check_expression")
+    public R<?> detail(@RequestParam("expression") String expression) {
+        CronExpression cronExpression;
+        try {
+            cronExpression = new CronExpression(expression);
+        } catch (ParseException e) {
+            return R.failed(ExceptionMsg.CLI_ERR_MSG, "表达式错误：{}", e.getMessage());
+        }
+        Date timePoint = new Date();
+        int i = 0;
+        ArrayList<String> list = new ArrayList<>();
+        while (i < 10) {
+            i++;
+            Date nextValidTimeAfter = cronExpression.getNextValidTimeAfter(timePoint);
+            String format = DateUtil.format(nextValidTimeAfter, "yyyy-MM-dd HH:mm:ss");
+            list.add(format);
+            timePoint = nextValidTimeAfter;
+        }
+        return R.success(list);
+    }
+
     /**
      * 分页查询
      */