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【修改】删除数据库判空

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YOHO\20373
2025-06-27 12:07:05 +08:00
parent 3f17230b15
commit a370e6acd5
1 changed files with 17 additions and 17 deletions
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src/main/java/com/example/exam/exam/service/mysql/IMysqlLocalServiceImpl.java
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@@ -1009,7 +1009,7 @@ public class IMysqlLocalServiceImpl implements IMysqlLocalService {
try (Connection connstu = DriverManager.getConnection(stuDbUrl, user, password); try (Connection connstu = DriverManager.getConnection(stuDbUrl, user, password);
Statement stmtstu = connstu.createStatement()) { Statement stmtstu = connstu.createStatement()) {
if (tNames!=null&&tNames.size()>0){
for (String tName : tNames) { for (String tName : tNames) {
// 校验数据库名格式，防止 SQL 注入 // 校验数据库名格式，防止 SQL 注入
if (!tName.matches("^[a-zA-Z0-9_]+$")) { if (!tName.matches("^[a-zA-Z0-9_]+$")) {
@@ -1029,7 +1029,7 @@ public class IMysqlLocalServiceImpl implements IMysqlLocalService {
} }
} }
} }
}
} catch (SQLException e) { } catch (SQLException e) {
e.printStackTrace(); e.printStackTrace();
throw new RuntimeException("数据库操作失败", e); throw new RuntimeException("数据库操作失败", e);