From 28231163c688c379a688ce6878a1126ee218aa52 Mon Sep 17 00:00:00 2001
From: huangzhen <867217663@qq.com>
Date: 星期二, 26 九月 2023 16:53:48 +0800
Subject: [PATCH] 煤矿功能
---
exam-system/src/main/java/com/gkhy/exam/coalmine/utils/AttachmentUtil.java | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/exam-system/src/main/java/com/gkhy/exam/coalmine/utils/AttachmentUtil.java b/exam-system/src/main/java/com/gkhy/exam/coalmine/utils/AttachmentUtil.java
new file mode 100644
index 0000000..faa4366
--- /dev/null
+++ b/exam-system/src/main/java/com/gkhy/exam/coalmine/utils/AttachmentUtil.java
@@ -0,0 +1,29 @@
+package com.gkhy.exam.coalmine.utils;
+
+import com.ruoyi.file.entity.AttachmentInfo;
+
+import java.util.List;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+/**
+ * @author Mr.huang
+ * @decription
+ * @date 2023/9/14 9:59
+ */
+public class AttachmentUtil {
+
+ public static List<Long> stringConvertIds(String str){
+ List<Long> list = Pattern.compile(",\\s*")
+ .splitAsStream(str)
+ .map(Long::parseLong)
+ .collect(Collectors.toList());
+ return list;
+ }
+
+ public static String idConvertString(List<AttachmentInfo> attachmentInfos){
+ String attachmentIds = attachmentInfos.stream().map(AttachmentInfo::getId).map(Object::toString)
+ .collect(Collectors.joining(","));
+ return attachmentIds;
+ }
+}
\ No newline at end of file
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