删除不必要的东西，详情增加异常处理

ruoyi-api/pom.xml

@@ -27,7 +27,7 @@
         <kaptcha.version>2.3.2</kaptcha.version>
         <ehcache.version>3.3.1</ehcache.version>
         <zxing.version>3.2.1</zxing.version>
-        <druid.version>1.1.14</druid.version>
+        <druid.version>1.1.20</druid.version>
         <beetl.version>2.8.5</beetl.version>
         <swagger.version>2.9.2</swagger.version>
         <commons-lang3.version>3.7</commons-lang3.version>
@@ -200,6 +200,26 @@
     </build>
 
 
+    <repositories>
+        <!--阿里云仓库-->
+        <repository>
+            <id>aliyun</id>
+            <name>aliyun-maven</name>
+            <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
+        </repository>
+        <repository>
+            <id>spring-milestones</id>
+            <name>Spring Milestones</name>
+            <url>https://maven.aliyun.com/repository/spring</url>
+        </repository>
+        <repository>
+            <id>central</id>
+            <name>maven-central</name>
+            <url>http://central.maven.org/maven2/</url>
+        </repository>
+    </repositories>
+
+