From ea1314fca84f6e28b451b7690c4f48fb0859eb62 Mon Sep 17 00:00:00 2001
From: xuxueli <931591021@qq.com>
Date: Mon, 21 Oct 2019 18:53:21 +0800
Subject: [PATCH] update document

---
 doc/XXL-JOB官方文档.md                        |  3 +-
 .../admin/controller/JobInfoController.java   | 33 ++++++++++++++++---
 .../resources/static/js/jobinfo.index.1.js    |  2 +-
 3 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/doc/XXL-JOB官方文档.md b/doc/XXL-JOB官方文档.md
index 89ecf72f..fa20a2fc 100644
--- a/doc/XXL-JOB官方文档.md
+++ b/doc/XXL-JOB官方文档.md
@@ -1547,7 +1547,8 @@ Tips: 历史版本(V1.3.x)目前已经Release至稳定版本, 进入维护阶段
 - 9、任务触发组件加载顺序调整，避免小概率情况下组件随机加载顺序导致的I18N的NPE问题。
 - 10、项目依赖升级至较新稳定版本，如spring、spring-boot、mybatis、slf4j、groovy等等；
 - 11、JobThread自销毁优化，避免并发触发导致triggerQueue中任务丢失问题；
-- 12、Cron在线生成工具；
+- 12、Cron在线生成工具：任务新增、编辑框通过组件在线生成Cron表达式[ING，国际化待完善]；
+- 13、Cron执行时间查询：支持通过界面在线查看后续连续5次执行时间[ING，交互待完善]；
 - 13、[ING]xxl-rpc服务端线程优化，降低线程内存开销；
 - 14、[ING]调度日志优化：支持设置日志保留天数，过期日志天维度记录报表，并清理；调度报表汇总实时数据和报表；
 - 15、[ING]父子任务参数传递；流程任务等，透传动态参数；
diff --git a/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/JobInfoController.java b/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/JobInfoController.java
index 5b7d71a8..c7b351e1 100644
--- a/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/JobInfoController.java
+++ b/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/JobInfoController.java
@@ -1,5 +1,6 @@
 package com.xxl.job.admin.controller;
 
+import com.xxl.job.admin.core.cron.CronExpression;
 import com.xxl.job.admin.core.exception.XxlJobException;
 import com.xxl.job.admin.core.model.XxlJobGroup;
 import com.xxl.job.admin.core.model.XxlJobInfo;
@@ -14,6 +15,7 @@ import com.xxl.job.admin.service.XxlJobService;
 import com.xxl.job.core.biz.model.ReturnT;
 import com.xxl.job.core.enums.ExecutorBlockStrategyEnum;
 import com.xxl.job.core.glue.GlueTypeEnum;
+import com.xxl.job.core.util.DateUtil;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -22,10 +24,8 @@ import org.springframework.web.bind.annotation.ResponseBody;
 
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
+import java.text.ParseException;
+import java.util.*;
 
 /**
  * index controller
@@ -141,5 +141,30 @@ public class JobInfoController {
 		JobTriggerPoolHelper.trigger(id, TriggerTypeEnum.MANUAL, -1, null, executorParam);
 		return ReturnT.SUCCESS;
 	}
+
+	@RequestMapping("/nextTriggerTime")
+	@ResponseBody
+	public ReturnT<List<String>> nextTriggerTime(String cron) {
+		List<String> result = new ArrayList<>();
+		try {
+			CronExpression cronExpression = new CronExpression(cron);
+			Date lastTime = new Date();
+			for (int i = 0; i < 5; i++) {
+				lastTime = cronExpression.getNextValidTimeAfter(lastTime);
+				if (lastTime != null) {
+					result.add(DateUtil.formatDateTime(lastTime));
+				} else {
+					break;
+				}
+			}
+		} catch (ParseException e) {
+			//
+		}
+		if (result!=null && result.size()>0) {
+			return new ReturnT<List<String>>(result);
+		} else {
+			return new ReturnT<List<String>>(ReturnT.FAIL_CODE, I18nUtil.getString("jobinfo_field_cron_unvalid"));
+		}
+	}
 	
 }
diff --git a/xxl-job-admin/src/main/resources/static/js/jobinfo.index.1.js b/xxl-job-admin/src/main/resources/static/js/jobinfo.index.1.js
index 3d0e0e17..99160b06 100644
--- a/xxl-job-admin/src/main/resources/static/js/jobinfo.index.1.js
+++ b/xxl-job-admin/src/main/resources/static/js/jobinfo.index.1.js
@@ -136,8 +136,8 @@ $(function() {
                                     '       <li><a href="'+ logHref +'">'+ I18n.jobinfo_opt_log +'</a></li>\n' +
                                     '       <li><a href="javascript:void(0);" class="job_registryinfo" >' + I18n.jobinfo_opt_registryinfo + '</a></li>\n' +
                                     '       <li class="divider"></li>\n' +
-                                    start_stop_div +
                                     codeBtn +
+                                    start_stop_div +
                                     '       <li><a href="javascript:void(0);" class="update" >'+ I18n.system_opt_edit +'</a></li>\n' +
                                     '       <li><a href="javascript:void(0);" class="job_operate" _type="job_del" >'+ I18n.system_opt_del +'</a></li>\n' +
                                     '     </ul>\n' +