From 9f21f8816a184e3dada2619a877f001732c2faab Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Sun, 23 Aug 2020 10:11:08 +0800
Subject: [PATCH] =?UTF-8?q?=E5=90=8C=E6=AD=A5=E8=A1=A8=E7=BB=93=E6=9E=84?=
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---
 .../com/ruoyi/generator/service/impl/GenTableServiceImpl.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ruoyi-generator/src/main/java/com/ruoyi/generator/service/impl/GenTableServiceImpl.java b/ruoyi-generator/src/main/java/com/ruoyi/generator/service/impl/GenTableServiceImpl.java
index dbd2881a..de5cc50f 100644
--- a/ruoyi-generator/src/main/java/com/ruoyi/generator/service/impl/GenTableServiceImpl.java
+++ b/ruoyi-generator/src/main/java/com/ruoyi/generator/service/impl/GenTableServiceImpl.java
@@ -290,6 +290,10 @@ public class GenTableServiceImpl implements IGenTableService
         List<String> tableColumnNames = tableColumns.stream().map(GenTableColumn::getColumnName).collect(Collectors.toList());
 
         List<GenTableColumn> dbTableColumns = genTableColumnMapper.selectDbTableColumnsByName(tableName);
+        if (StringUtils.isEmpty(dbTableColumns))
+        {
+            throw new BusinessException("同步数据失败，原表结构不存在");
+        }
         List<String> dbTableColumnNames = dbTableColumns.stream().map(GenTableColumn::getColumnName).collect(Collectors.toList());
 
         dbTableColumns.forEach(column -> {