fix a bug

.idea/workspace.xml

@@ -30,8 +30,8 @@
       <file leaf-file-name="manage.html" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/resources/static/manage.html">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="288">
-              <caret line="48" column="12" lean-forward="true" selection-start-line="48" selection-start-column="12" selection-end-line="48" selection-end-column="12" />
+            <state relative-caret-position="1152">
+              <caret line="48" column="12" lean-forward="false" selection-start-line="48" selection-start-column="12" selection-end-line="48" selection-end-column="12" />
               <folding />
             </state>
           </provider>
@@ -40,8 +40,8 @@
       <file leaf-file-name="MyException.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/MyException.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="278">
-              <caret line="16" column="7" lean-forward="true" selection-start-line="16" selection-start-column="7" selection-end-line="16" selection-end-column="7" />
+            <state relative-caret-position="336">
+              <caret line="16" column="7" lean-forward="false" selection-start-line="16" selection-start-column="7" selection-end-line="16" selection-end-column="7" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -52,8 +52,8 @@
       <file leaf-file-name="ExceptionHandle.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/ExceptionHandle.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="360">
-              <caret line="15" column="30" lean-forward="true" selection-start-line="15" selection-start-column="30" selection-end-line="15" selection-end-column="30" />
+            <state relative-caret-position="312">
+              <caret line="15" column="30" lean-forward="false" selection-start-line="15" selection-start-column="30" selection-end-line="15" selection-end-column="30" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -64,8 +64,8 @@
       <file leaf-file-name="CourseService.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/service/CourseService.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="399">
-              <caret line="92" column="42" lean-forward="true" selection-start-line="92" selection-start-column="42" selection-end-line="92" selection-end-column="42" />
+            <state relative-caret-position="306">
+              <caret line="27" column="14" lean-forward="true" selection-start-line="27" selection-start-column="14" selection-end-line="27" selection-end-column="14" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -73,20 +73,34 @@
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="NodeBody.java" pinned="false" current-in-tab="true">
+      <file leaf-file-name="NodeBody.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/NodeBody.java">
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="480">
-              <caret line="22" column="1" lean-forward="true" selection-start-line="22" selection-start-column="1" selection-end-line="22" selection-end-column="1" />
+              <caret line="22" column="1" lean-forward="false" selection-start-line="22" selection-start-column="1" selection-end-line="22" selection-end-column="1" />
               <folding />
             </state>
           </provider>
         </entry>
       </file>
+      <file leaf-file-name="CourseManagerApplication.java" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/CourseManagerApplication.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="168">
+              <caret line="7" column="6" lean-forward="true" selection-start-line="7" selection-start-column="6" selection-end-line="7" selection-end-column="6" />
+              <folding>
+                <element signature="imports" expanded="true" />
+                <element signature="e#482#483#0" expanded="true" />
+                <element signature="e#556#557#0" expanded="true" />
+              </folding>
+            </state>
+          </provider>
+        </entry>
+      </file>
       <file leaf-file-name="ExceptionEnum.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/ExceptionEnum.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="504">
+            <state relative-caret-position="456">
               <caret line="21" column="35" lean-forward="false" selection-start-line="21" selection-start-column="35" selection-end-line="21" selection-end-column="35" />
               <folding>
                 <element signature="imports" expanded="true" />
@@ -98,8 +112,8 @@
       <file leaf-file-name="ExceptionResult.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/ExceptionResult.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="192">
-              <caret line="16" column="27" lean-forward="true" selection-start-line="16" selection-start-column="27" selection-end-line="16" selection-end-column="27" />
+            <state relative-caret-position="384">
+              <caret line="16" column="27" lean-forward="false" selection-start-line="16" selection-start-column="27" selection-end-line="16" selection-end-column="27" />
               <folding />
             </state>
           </provider>
@@ -271,8 +285,6 @@
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
-      <pane id="Scope" />
-      <pane id="Scratches" />
       <pane id="ProjectPane">
         <subPane>
           <expand>
@@ -315,36 +327,6 @@
               <item name="com" type="462c0819:PsiDirectoryNode" />
               <item name="unow" type="462c0819:PsiDirectoryNode" />
             </path>
-            <path>
-              <item name="course-manager" type="b2602c69:ProjectViewProjectNode" />
-              <item name="course-manager" type="462c0819:PsiDirectoryNode" />
-              <item name="src" type="462c0819:PsiDirectoryNode" />
-              <item name="main" type="462c0819:PsiDirectoryNode" />
-              <item name="java" type="462c0819:PsiDirectoryNode" />
-              <item name="com" type="462c0819:PsiDirectoryNode" />
-              <item name="unow" type="462c0819:PsiDirectoryNode" />
-              <item name="common" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="course-manager" type="b2602c69:ProjectViewProjectNode" />
-              <item name="course-manager" type="462c0819:PsiDirectoryNode" />
-              <item name="src" type="462c0819:PsiDirectoryNode" />
-              <item name="main" type="462c0819:PsiDirectoryNode" />
-              <item name="java" type="462c0819:PsiDirectoryNode" />
-              <item name="com" type="462c0819:PsiDirectoryNode" />
-              <item name="unow" type="462c0819:PsiDirectoryNode" />
-              <item name="mapper" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="course-manager" type="b2602c69:ProjectViewProjectNode" />
-              <item name="course-manager" type="462c0819:PsiDirectoryNode" />
-              <item name="src" type="462c0819:PsiDirectoryNode" />
-              <item name="main" type="462c0819:PsiDirectoryNode" />
-              <item name="java" type="462c0819:PsiDirectoryNode" />
-              <item name="com" type="462c0819:PsiDirectoryNode" />
-              <item name="unow" type="462c0819:PsiDirectoryNode" />
-              <item name="pojo" type="462c0819:PsiDirectoryNode" />
-            </path>
             <path>
               <item name="course-manager" type="b2602c69:ProjectViewProjectNode" />
               <item name="course-manager" type="462c0819:PsiDirectoryNode" />
@@ -355,26 +337,6 @@
               <item name="unow" type="462c0819:PsiDirectoryNode" />
               <item name="service" type="462c0819:PsiDirectoryNode" />
             </path>
-            <path>
-              <item name="course-manager" type="b2602c69:ProjectViewProjectNode" />
-              <item name="course-manager" type="462c0819:PsiDirectoryNode" />
-              <item name="src" type="462c0819:PsiDirectoryNode" />
-              <item name="main" type="462c0819:PsiDirectoryNode" />
-              <item name="java" type="462c0819:PsiDirectoryNode" />
-              <item name="com" type="462c0819:PsiDirectoryNode" />
-              <item name="unow" type="462c0819:PsiDirectoryNode" />
-              <item name="vo" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="course-manager" type="b2602c69:ProjectViewProjectNode" />
-              <item name="course-manager" type="462c0819:PsiDirectoryNode" />
-              <item name="src" type="462c0819:PsiDirectoryNode" />
-              <item name="main" type="462c0819:PsiDirectoryNode" />
-              <item name="java" type="462c0819:PsiDirectoryNode" />
-              <item name="com" type="462c0819:PsiDirectoryNode" />
-              <item name="unow" type="462c0819:PsiDirectoryNode" />
-              <item name="web" type="462c0819:PsiDirectoryNode" />
-            </path>
             <path>
               <item name="course-manager" type="b2602c69:ProjectViewProjectNode" />
               <item name="course-manager" type="462c0819:PsiDirectoryNode" />
@@ -387,6 +349,8 @@
         </subPane>
       </pane>
       <pane id="PackagesPane" />
+      <pane id="Scope" />
+      <pane id="Scratches" />
       <pane id="AndroidView" />
     </panes>
   </component>
@@ -689,6 +653,7 @@
       <workItem from="1544619017882" duration="2465000" />
       <workItem from="1544662509153" duration="4212000" />
       <workItem from="1544717967019" duration="2078000" />
+      <workItem from="1544747953537" duration="303000" />
     </task>
     <servers />
   </component>
@@ -725,41 +690,41 @@
     </history-entry>
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="29765000" />
+    <option name="totallyTimeSpent" value="30068000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="-9" y="-9" width="1938" height="1048" extended-state="6" />
     <layout>
       <window_info id="Palette" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.3292978" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Palette&#9;" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Image Layers" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Capture Analysis" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="true" content_ui="tabs" />
       <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32991362" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
-      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4722222" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.47215497" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Spring" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Capture Tool" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
-      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.28185746" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.28671706" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
       <window_info id="Problems" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="8" side_tool="false" content_ui="tabs" />
       <window_info id="Bean Validation" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Database" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32991362" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
-      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32820514" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Ant Build" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="UI Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Theme Preview" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
-      <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="true" content_ui="tabs" />
+      <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
       <window_info id="Message" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Commander" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
-      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32971016" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Inspection" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="5" side_tool="false" content_ui="tabs" />
+      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32820514" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
     </layout>
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -796,6 +761,8 @@
           <caret line="22" column="0" lean-forward="false" selection-start-line="22" selection-start-column="0" selection-end-line="22" selection-end-column="0" />
           <folding>
             <element signature="imports" expanded="true" />
+            <element signature="e#482#483#0" expanded="true" />
+            <element signature="e#556#557#0" expanded="true" />
           </folding>
         </state>
       </provider>
@@ -818,14 +785,7 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="336">
-          <caret line="18" column="19" lean-forward="false" selection-start-line="18" selection-start-column="19" selection-end-line="18" selection-end-column="19" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java" />
     <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/service/CourseService.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="696">
@@ -875,6 +835,8 @@
           <caret line="22" column="0" lean-forward="true" selection-start-line="22" selection-start-column="0" selection-end-line="22" selection-end-column="0" />
           <folding>
             <element signature="imports" expanded="true" />
+            <element signature="e#482#483#0" expanded="true" />
+            <element signature="e#556#557#0" expanded="true" />
           </folding>
         </state>
       </provider>
@@ -889,14 +851,7 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="336">
-          <caret line="18" column="19" lean-forward="false" selection-start-line="18" selection-start-column="19" selection-end-line="18" selection-end-column="19" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java" />
     <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/service/CourseService.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="696">
@@ -946,6 +901,8 @@
           <caret line="18" column="0" lean-forward="true" selection-start-line="18" selection-start-column="0" selection-end-line="18" selection-end-column="0" />
           <folding>
             <element signature="imports" expanded="true" />
+            <element signature="e#482#483#0" expanded="true" />
+            <element signature="e#556#557#0" expanded="true" />
           </folding>
         </state>
       </provider>
@@ -970,14 +927,7 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="432">
-          <caret line="20" column="0" lean-forward="true" selection-start-line="20" selection-start-column="0" selection-end-line="20" selection-end-column="0" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java" />
     <entry file="file://$PROJECT_DIR$/pom.xml">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="840">
@@ -1017,6 +967,8 @@
           <caret line="11" column="24" lean-forward="false" selection-start-line="11" selection-start-column="24" selection-end-line="11" selection-end-column="24" />
           <folding>
             <element signature="imports" expanded="true" />
+            <element signature="e#482#483#0" expanded="true" />
+            <element signature="e#556#557#0" expanded="true" />
           </folding>
         </state>
       </provider>
@@ -1099,21 +1051,10 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/CourseManagerApplication.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="432">
-          <caret line="22" column="0" lean-forward="false" selection-start-line="22" selection-start-column="0" selection-end-line="22" selection-end-column="0" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/resources/static/public/js/customPlugin.js">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="0">
           <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -1145,16 +1086,16 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/resources/static/manage.html">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="288">
-          <caret line="48" column="12" lean-forward="true" selection-start-line="48" selection-start-column="12" selection-end-line="48" selection-end-column="12" />
+        <state relative-caret-position="1152">
+          <caret line="48" column="12" lean-forward="false" selection-start-line="48" selection-start-column="12" selection-end-line="48" selection-end-column="12" />
           <folding />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/MyException.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="278">
-          <caret line="16" column="7" lean-forward="true" selection-start-line="16" selection-start-column="7" selection-end-line="16" selection-end-column="7" />
+        <state relative-caret-position="336">
+          <caret line="16" column="7" lean-forward="false" selection-start-line="16" selection-start-column="7" selection-end-line="16" selection-end-column="7" />
           <folding>
             <element signature="imports" expanded="true" />
           </folding>
@@ -1163,16 +1104,16 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/ExceptionResult.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="192">
-          <caret line="16" column="27" lean-forward="true" selection-start-line="16" selection-start-column="27" selection-end-line="16" selection-end-column="27" />
+        <state relative-caret-position="384">
+          <caret line="16" column="27" lean-forward="false" selection-start-line="16" selection-start-column="27" selection-end-line="16" selection-end-column="27" />
           <folding />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/ExceptionHandle.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="360">
-          <caret line="15" column="30" lean-forward="true" selection-start-line="15" selection-start-column="30" selection-end-line="15" selection-end-column="30" />
+        <state relative-caret-position="312">
+          <caret line="15" column="30" lean-forward="false" selection-start-line="15" selection-start-column="30" selection-end-line="15" selection-end-column="30" />
           <folding>
             <element signature="imports" expanded="true" />
           </folding>
@@ -1181,7 +1122,7 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/common/ExceptionEnum.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="504">
+        <state relative-caret-position="456">
           <caret line="21" column="35" lean-forward="false" selection-start-line="21" selection-start-column="35" selection-end-line="21" selection-end-column="35" />
           <folding>
             <element signature="imports" expanded="true" />
@@ -1189,29 +1130,34 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/service/CourseService.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java" />
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/NodeBody.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="399">
-          <caret line="92" column="42" lean-forward="true" selection-start-line="92" selection-start-column="42" selection-end-line="92" selection-end-column="42" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+        <state relative-caret-position="480">
+          <caret line="22" column="1" lean-forward="false" selection-start-line="22" selection-start-column="1" selection-end-line="22" selection-end-column="1" />
+          <folding />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/CourseResult.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/service/CourseService.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="336">
-          <caret line="18" column="19" lean-forward="false" selection-start-line="18" selection-start-column="19" selection-end-line="18" selection-end-column="19" />
-          <folding />
+        <state relative-caret-position="306">
+          <caret line="27" column="14" lean-forward="true" selection-start-line="27" selection-start-column="14" selection-end-line="27" selection-end-column="14" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/vo/NodeBody.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/unow/CourseManagerApplication.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="480">
-          <caret line="22" column="1" lean-forward="true" selection-start-line="22" selection-start-column="1" selection-end-line="22" selection-end-column="1" />
-          <folding />
+        <state relative-caret-position="168">
+          <caret line="7" column="6" lean-forward="true" selection-start-line="7" selection-start-column="6" selection-end-line="7" selection-end-column="6" />
+          <folding>
+            <element signature="imports" expanded="true" />
+            <element signature="e#482#483#0" expanded="true" />
+            <element signature="e#556#557#0" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>

src/main/java/com/unow/service/CourseService.java

@@ -61,7 +61,7 @@ public class CourseService {
             courseMapper.updateParentStatus(nodeBody.getPid(),true);
         }
         if(insert != 1){
-            throw new MyException(ExceptionEnum.ERROR_INSERT_NODES)
+            throw new MyException(ExceptionEnum.ERROR_INSERT_NODES);
         }
         return course;
     }