working on enum class

.idea/workspace.xml

@@ -1,12 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ChangeListManager">
-    <list default="true" id="7c067e32-f3c4-46c3-90e9-a9b9f12f1b24" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Educator.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructor.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructor.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructors.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructors.java" afterDir="false" />
-    </list>
+    <list default="true" id="7c067e32-f3c4-46c3-90e9-a9b9f12f1b24" name="Default Changelist" comment="" />
     <ignored path="$PROJECT_DIR$/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
@@ -23,7 +18,9 @@
               <entry file="file://$PROJECT_DIR$/README.md">
                 <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
                   <state split_layout="SPLIT">
-                    <first_editor />
+                    <first_editor relative-caret-position="510">
+                      <caret line="34" column="9" lean-forward="true" selection-start-line="34" selection-start-column="9" selection-end-line="34" selection-end-column="9" />
+                    </first_editor>
                     <second_editor />
                   </state>
                 </provider>
@@ -145,8 +142,8 @@
           <file pinned="false" current-in-tab="true">
             <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Educator.java">
               <provider selected="true" editor-type-id="text-editor">
-                <state relative-caret-position="225">
-                  <caret line="15" lean-forward="true" selection-start-line="15" selection-end-line="15" />
+                <state relative-caret-position="300">
+                  <caret line="20" lean-forward="true" selection-start-line="20" selection-end-line="20" />
                 </state>
               </provider>
             </entry>
@@ -332,7 +329,7 @@
   <component name="PropertiesComponent">
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1542496697309" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1542498512431" />
     <property name="last_opened_file_path" value="$PROJECT_DIR$" />
     <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
     <property name="nodejs_npm_path_reset_for_default_project" value="true" />
@@ -472,7 +469,7 @@
       <workItem from="1542224574521" duration="5206000" />
       <workItem from="1542375261055" duration="1034000" />
       <workItem from="1542396862627" duration="5617000" />
-      <workItem from="1542496077252" duration="1068000" />
+      <workItem from="1542496077252" duration="1905000" />
     </task>
     <servers />
   </component>
@@ -509,7 +506,7 @@
     </history-entry>
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="45550000" />
+    <option name="totallyTimeSpent" value="46387000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="-210" y="-1035" width="1656" height="979" extended-state="0" />
@@ -649,14 +646,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/README.md">
-      <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
-        <state split_layout="SPLIT">
-          <first_editor />
-          <second_editor />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/ZipCodeWilmington.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="195">
@@ -725,8 +714,18 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Educator.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="225">
-          <caret line="15" lean-forward="true" selection-start-line="15" selection-end-line="15" />
+        <state relative-caret-position="300">
+          <caret line="20" lean-forward="true" selection-start-line="20" selection-end-line="20" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/README.md">
+      <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
+        <state split_layout="SPLIT">
+          <first_editor relative-caret-position="510">
+            <caret line="34" column="9" lean-forward="true" selection-start-line="34" selection-start-column="9" selection-end-line="34" selection-end-column="9" />
+          </first_editor>
+          <second_editor />
         </state>
       </provider>
     </entry>

src/main/java/io/zipcoder/interfaces/Educator.java

@@ -10,6 +10,8 @@ public enum Educator implements Teacher {
     FROILAN(5L),
     LEON(6L);
 
+    private double timeWorked;
+
     public void teach(Learner learner, double numberOfHours) {
 
     }