diff --git a/android/OldPeopleHome/.idea/workspace.xml b/android/OldPeopleHome/.idea/workspace.xml
index 26e812c..3340892 100644
--- a/android/OldPeopleHome/.idea/workspace.xml
+++ b/android/OldPeopleHome/.idea/workspace.xml
@@ -81,6 +81,16 @@
   </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
+      <file leaf-file-name="MapFragment.java" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="250">
+              <caret line="142" column="9" lean-forward="true" selection-start-line="142" selection-start-column="9" selection-end-line="142" selection-end-column="9" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
       <file leaf-file-name="OldPeopleMainActivity.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/oldpeople/activity/OldPeopleMainActivity.java">
           <provider selected="true" editor-type-id="text-editor">
@@ -101,24 +111,11 @@
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="fragment_old_my.xml" pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/fragment_old_my.xml">
-          <provider editor-type-id="android-designer2">
-            <state />
-          </provider>
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="110">
-              <caret line="218" column="39" lean-forward="false" selection-start-line="218" selection-start-column="39" selection-end-line="218" selection-end-column="39" />
-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
-      <file leaf-file-name="WebUtils.java" pinned="false" current-in-tab="true">
+      <file leaf-file-name="WebUtils.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/utils/WebUtils.java">
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="196">
-              <caret line="139" column="16" lean-forward="false" selection-start-line="139" selection-start-column="16" selection-end-line="139" selection-end-column="16" />
+              <caret line="139" column="25" lean-forward="false" selection-start-line="139" selection-start-column="25" selection-end-line="139" selection-end-column="25" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -129,11 +126,11 @@
       <file leaf-file-name="EnvironmentFragment.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/EnvironmentFragment.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="74">
-              <caret line="137" column="30" lean-forward="false" selection-start-line="137" selection-start-column="30" selection-end-line="137" selection-end-column="30" />
+            <state relative-caret-position="472">
+              <caret line="152" column="44" lean-forward="false" selection-start-line="152" selection-start-column="44" selection-end-line="152" selection-end-column="44" />
               <folding>
-                <element signature="e#6597#6598#0" expanded="true" />
-                <element signature="e#6621#6622#0" expanded="true" />
+                <element signature="e#6601#6602#0" expanded="true" />
+                <element signature="e#6625#6626#0" expanded="true" />
               </folding>
             </state>
           </provider>
@@ -2096,7 +2093,6 @@
         <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/bean/Location.java" />
         <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/SleepFragment.java" />
         <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/utils/WebUtils.java" />
-        <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java" />
         <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/loginregister/RegisterActivity.java" />
         <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/oldpeople/activity/OldPeopleMainActivity.java" />
         <option value="$PROJECT_DIR$/app/src/main/res/layout/fragment_old_my.xml" />
@@ -2106,6 +2102,7 @@
         <option value="$PROJECT_DIR$/app/src/main/res/layout/fragment_old_environment.xml" />
         <option value="$PROJECT_DIR$/app/src/main/res/layout/fragment_child_environment.xml" />
         <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/EnvironmentFragment.java" />
+        <option value="$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java" />
       </list>
     </option>
   </component>
@@ -2523,7 +2520,7 @@
       <option name="DEEP_LINK" value="" />
       <option name="ACTIVITY_CLASS" value="" />
       <method>
-        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568188991152" />
+        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568191392694" />
       </method>
     </configuration>
     <configuration default="true" type="AndroidTestRunConfigurationType" factoryName="Android Instrumented Tests">
@@ -2570,7 +2567,7 @@
         <option name="ADVANCED_PROFILING_ENABLED" value="false" />
       </Profilers>
       <method>
-        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568188991152" />
+        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568191392694" />
       </method>
     </configuration>
     <configuration default="true" type="Application" factoryName="Application">
@@ -2752,7 +2749,7 @@
       <option name="DEEP_LINK" value="" />
       <option name="ACTIVITY_CLASS" value="" />
       <method>
-        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568188991152" />
+        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568191392694" />
       </method>
     </configuration>
     <list size="2">
@@ -3172,14 +3169,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="338">
-          <caret line="183" column="47" lean-forward="false" selection-start-line="183" selection-start-column="47" selection-end-line="183" selection-end-column="47" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/loginregister/LoginActivity.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="418">
@@ -3296,26 +3285,34 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/EnvironmentFragment.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="74">
-          <caret line="137" column="30" lean-forward="false" selection-start-line="137" selection-start-column="30" selection-end-line="137" selection-end-column="30" />
-          <folding>
-            <element signature="e#6597#6598#0" expanded="true" />
-            <element signature="e#6621#6622#0" expanded="true" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/utils/WebUtils.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="196">
-          <caret line="139" column="16" lean-forward="false" selection-start-line="139" selection-start-column="16" selection-end-line="139" selection-end-column="16" />
+          <caret line="139" column="25" lean-forward="false" selection-start-line="139" selection-start-column="25" selection-end-line="139" selection-end-column="25" />
           <folding>
             <element signature="imports" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/EnvironmentFragment.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="472">
+          <caret line="152" column="44" lean-forward="false" selection-start-line="152" selection-start-column="44" selection-end-line="152" selection-end-column="44" />
+          <folding>
+            <element signature="e#6601#6602#0" expanded="true" />
+            <element signature="e#6625#6626#0" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="250">
+          <caret line="142" column="9" lean-forward="true" selection-start-line="142" selection-start-column="9" selection-end-line="142" selection-end-column="9" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
   </component>
 </project>
\ No newline at end of file
diff --git a/android/OldPeopleHome/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java b/android/OldPeopleHome/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java
index 9da6217..07772cd 100644
--- a/android/OldPeopleHome/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java
+++ b/android/OldPeopleHome/app/src/main/java/com/scorpiomiku/oldpeoplehome/modules/children/fragment/MapFragment.java
@@ -63,8 +63,8 @@ public class MapFragment extends BaseFragment {
                 super.handleMessage(msg);
                 switch (msg.what) {
                     case 1:
-//                        drawLine();
-                        refreshUi(oldPeople);
+                        drawLine();
+//                        refreshUi(oldPeople);
                         break;
                 }
             }
@@ -135,7 +135,7 @@ public class MapFragment extends BaseFragment {
      */
     private void drawLine() {
         List<LatLng> points = new ArrayList<LatLng>();
-        for (int i = 0; i < locations.size(); i++) {
+        for (int i = 0; i < locations.size() / 2; i++) {
             points.add(new LatLng(
                     Double.valueOf(locations.get(i).getLatitude()),
                     Double.valueOf(locations.get(i).getLongitude())
@@ -158,11 +158,6 @@ public class MapFragment extends BaseFragment {
         new Thread(new Runnable() {
             @Override
             public void run() {
-                try {
-                    Thread.sleep(1000);
-                } catch (InterruptedException e) {
-                    e.printStackTrace();
-                }
                 getWebUtils().getLocation(oldPeople.getParentId(), new Callback() {
                     @Override
                     public void onFailure(Call call, IOException e) {
@@ -176,7 +171,7 @@ public class MapFragment extends BaseFragment {
                             Gson gson = new Gson();
                             Location[] locas = gson.fromJson(jsonElements, Location[].class);
                             for (int i = 0; i < locas.length; i++) {
-//                                LogUtils.loge(locas[i].toString());
+                                LogUtils.loge(locas[i].toString());
                             }
                             locations.clear();
                             locations.addAll(Arrays.asList(locas));
diff --git a/android/OldPeopleInterServer/.idea/workspace.xml b/android/OldPeopleInterServer/.idea/workspace.xml
index 3005eda..f42dc94 100644
--- a/android/OldPeopleInterServer/.idea/workspace.xml
+++ b/android/OldPeopleInterServer/.idea/workspace.xml
@@ -15,12 +15,22 @@
       <file leaf-file-name="Main.java" pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/Main.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="80">
-              <caret line="19" column="19" lean-forward="true" selection-start-line="19" selection-start-column="19" selection-end-line="19" selection-end-column="19" />
+            <state relative-caret-position="312">
+              <caret line="13" column="37" lean-forward="true" selection-start-line="13" selection-start-column="37" selection-end-line="13" selection-end-column="37" />
+              <folding>
+                <element signature="imports" expanded="true" />
+              </folding>
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="test.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/test.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="480">
+              <caret line="20" column="9" selection-start-line="20" selection-start-column="9" selection-end-line="20" selection-end-column="9" />
               <folding>
                 <element signature="imports" expanded="true" />
-                <element signature="e#688#689#0" expanded="true" />
-                <element signature="e#754#755#0" expanded="true" />
               </folding>
             </state>
           </provider>
@@ -38,7 +48,7 @@
       <file leaf-file-name="funcList.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/funcList.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="120">
+            <state relative-caret-position="336">
               <caret line="14" column="30" selection-start-line="14" selection-start-column="30" selection-end-line="14" selection-end-column="30" />
             </state>
           </provider>
@@ -56,7 +66,7 @@
       <file leaf-file-name="TimeUtils.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/TimeUtils.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="240">
+            <state relative-caret-position="168">
               <caret line="10" column="13" selection-start-line="10" selection-start-column="13" selection-end-line="10" selection-end-column="13" />
               <folding>
                 <element signature="imports" expanded="true" />
@@ -68,7 +78,7 @@
       <file leaf-file-name="WebUtils.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/WebUtils.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="323">
+            <state relative-caret-position="1152">
               <caret line="61" column="94" selection-start-line="61" selection-start-column="94" selection-end-line="61" selection-end-column="94" />
               <folding>
                 <element signature="imports" expanded="true" />
@@ -100,6 +110,7 @@
         <option value="$PROJECT_DIR$/src/Node.java" />
         <option value="$PROJECT_DIR$/src/WebUtils.java" />
         <option value="$PROJECT_DIR$/src/Main.java" />
+        <option value="$PROJECT_DIR$/src/test.java" />
       </list>
     </option>
   </component>
@@ -121,7 +132,9 @@
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
+      <pane id="Scope" />
       <pane id="PackagesPane" />
+      <pane id="AndroidView" />
       <pane id="ProjectPane">
         <subPane>
           <expand>
@@ -138,8 +151,6 @@
           <select />
         </subPane>
       </pane>
-      <pane id="AndroidView" />
-      <pane id="Scope" />
     </panes>
   </component>
   <component name="PropertiesComponent">
@@ -169,7 +180,7 @@
       </list>
     </option>
   </component>
-  <component name="RunManager">
+  <component name="RunManager" selected="Application.Main">
     <configuration name="Main" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
       <option name="MAIN_CLASS_NAME" value="Main" />
       <module name="OldPeopleInterServer" />
@@ -178,6 +189,11 @@
     <configuration default="true" type="Application" factoryName="Application">
       <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
     </configuration>
+    <configuration name="test" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
+      <option name="MAIN_CLASS_NAME" value="test" />
+      <module name="OldPeopleInterServer" />
+      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
+    </configuration>
     <configuration default="true" type="JUnit" factoryName="JUnit">
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
       <option name="ALTERNATIVE_JRE_PATH" />
@@ -216,9 +232,14 @@
       <properties />
       <listeners />
     </configuration>
+    <list>
+      <item itemvalue="Application.Main" />
+      <item itemvalue="Application.test" />
+    </list>
     <recent_temporary>
       <list>
         <item itemvalue="Application.Main" />
+        <item itemvalue="Application.test" />
       </list>
     </recent_temporary>
   </component>
@@ -235,14 +256,17 @@
       <workItem from="1567753939083" duration="1386000" />
       <workItem from="1567775235491" duration="855000" />
       <workItem from="1567819403830" duration="2819000" />
+      <workItem from="1568077867088" duration="1135000" />
+      <workItem from="1568165267244" duration="1676000" />
     </task>
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="5060000" />
+    <option name="totallyTimeSpent" value="7871000" />
   </component>
   <component name="ToolWindowManager">
-    <frame x="-8" y="-8" width="1936" height="1056" extended-state="6" />
+    <frame x="-8" y="-8" width="1936" height="1056" extended-state="7" />
+    <editor active="true" />
     <layout>
       <window_info anchor="right" id="Palette" order="3" />
       <window_info anchor="bottom" id="TODO" order="6" />
@@ -254,12 +278,12 @@
       <window_info anchor="right" id="Maven Projects" order="3" />
       <window_info anchor="bottom" id="Database Changes" order="7" show_stripe_button="false" />
       <window_info anchor="bottom" id="Version Control" order="7" show_stripe_button="false" />
-      <window_info anchor="bottom" id="Run" order="2" weight="0.44008714" />
+      <window_info active="true" anchor="bottom" id="Run" order="2" visible="true" weight="0.3769063" />
       <window_info anchor="right" id="Mongo Explorer" order="3" />
-      <window_info active="true" anchor="bottom" id="Terminal" order="7" visible="true" weight="0.32897604" />
+      <window_info anchor="bottom" id="Terminal" order="7" weight="0.32897604" />
       <window_info id="Capture Tool" order="2" />
       <window_info id="Designer" order="2" />
-      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.12526652" />
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.123667374" />
       <window_info anchor="right" id="Database" order="3" />
       <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
       <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
@@ -287,14 +311,124 @@
     </breakpoint-manager>
   </component>
   <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/src/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="2016">
+          <caret line="97" selection-start-line="97" selection-end-line="97" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/Node.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="480">
+          <caret line="24" column="48" selection-start-line="24" selection-start-column="48" selection-end-line="24" selection-end-column="48" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/funcList.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="336">
+          <caret line="14" column="30" selection-start-line="14" selection-start-column="30" selection-end-line="14" selection-end-column="30" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/RoomData.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="408">
+          <caret line="17" column="25" selection-start-line="17" selection-start-column="25" selection-end-line="17" selection-end-column="25" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/TimeUtils.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="168">
+          <caret line="10" column="13" selection-start-line="10" selection-start-column="13" selection-end-line="10" selection-end-column="13" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/WebUtils.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="1152">
+          <caret line="61" column="94" selection-start-line="61" selection-start-column="94" selection-end-line="61" selection-end-column="94" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/test.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="480">
+          <caret line="20" column="9" lean-forward="true" selection-start-line="20" selection-start-column="9" selection-end-line="20" selection-end-column="9" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="456">
+          <caret line="19" column="19" lean-forward="true" selection-start-line="19" selection-start-column="19" selection-end-line="19" selection-end-column="19" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/Node.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="576">
+          <caret line="24" column="48" selection-start-line="24" selection-start-column="48" selection-end-line="24" selection-end-column="48" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/funcList.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="336">
+          <caret line="14" column="30" selection-start-line="14" selection-start-column="30" selection-end-line="14" selection-end-column="30" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/RoomData.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="408">
+          <caret line="17" column="25" selection-start-line="17" selection-start-column="25" selection-end-line="17" selection-end-column="25" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/TimeUtils.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="168">
+          <caret line="10" column="13" selection-start-line="10" selection-start-column="13" selection-end-line="10" selection-end-column="13" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/WebUtils.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="1152">
+          <caret line="61" column="94" selection-start-line="61" selection-start-column="94" selection-end-line="61" selection-end-column="94" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/Main.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="144">
           <caret line="11" column="37" lean-forward="true" selection-start-line="11" selection-start-column="37" selection-end-line="11" selection-end-column="37" />
           <folding>
             <element signature="imports" expanded="true" />
-            <element signature="e#688#689#0" expanded="true" />
-            <element signature="e#754#755#0" expanded="true" />
           </folding>
         </state>
       </provider>
@@ -346,8 +480,6 @@
           <caret line="3" selection-start-line="3" selection-end-line="3" />
           <folding>
             <element signature="imports" expanded="true" />
-            <element signature="e#688#689#0" expanded="true" />
-            <element signature="e#754#755#0" expanded="true" />
           </folding>
         </state>
       </provider>
@@ -361,7 +493,7 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/TimeUtils.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="240">
+        <state relative-caret-position="168">
           <caret line="10" column="13" selection-start-line="10" selection-start-column="13" selection-end-line="10" selection-end-column="13" />
           <folding>
             <element signature="imports" expanded="true" />
@@ -371,7 +503,7 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/funcList.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="120">
+        <state relative-caret-position="336">
           <caret line="14" column="30" selection-start-line="14" selection-start-column="30" selection-end-line="14" selection-end-column="30" />
         </state>
       </provider>
@@ -385,7 +517,7 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/src/WebUtils.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="323">
+        <state relative-caret-position="1152">
           <caret line="61" column="94" selection-start-line="61" selection-start-column="94" selection-end-line="61" selection-end-column="94" />
           <folding>
             <element signature="imports" expanded="true" />
@@ -393,14 +525,22 @@
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/src/test.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="480">
+          <caret line="20" column="9" selection-start-line="20" selection-start-column="9" selection-end-line="20" selection-end-column="9" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/Main.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="80">
-          <caret line="19" column="19" lean-forward="true" selection-start-line="19" selection-start-column="19" selection-end-line="19" selection-end-column="19" />
+        <state relative-caret-position="312">
+          <caret line="13" column="37" lean-forward="true" selection-start-line="13" selection-start-column="37" selection-end-line="13" selection-end-column="37" />
           <folding>
             <element signature="imports" expanded="true" />
-            <element signature="e#688#689#0" expanded="true" />
-            <element signature="e#754#755#0" expanded="true" />
           </folding>
         </state>
       </provider>
diff --git a/android/OldPeopleInterServer/src/Main.java b/android/OldPeopleInterServer/src/Main.java
index 038be9c..a8c39bf 100644
--- a/android/OldPeopleInterServer/src/Main.java
+++ b/android/OldPeopleInterServer/src/Main.java
@@ -94,4 +94,7 @@ public class Main {
         return jsonObject;
     }
 
+
+
+
 }
diff --git a/android/OldPeopleInterServer/src/test.java b/android/OldPeopleInterServer/src/test.java
new file mode 100644
index 0000000..e9308a1
--- /dev/null
+++ b/android/OldPeopleInterServer/src/test.java
@@ -0,0 +1,23 @@
+import java.util.ArrayList;
+import java.util.List;
+
+public class test {
+    public static void main(String[] args) {
+        int size = 6;
+        int i = 0, step = 0;
+        List<Integer> list = new ArrayList<>();
+        for (int j = 0; j < size; j++) {
+            list.add(j);
+        }
+        while (step < size / 2) {
+            System.out.println(list.get(i));
+            System.out.println(list.get(i + 1));
+            i += 2;
+            System.out.println("------------");
+            step += 1;
+        }
+        if (step * 2 < size) {
+            System.out.println(list.get(i));
+        }
+    }
+}
diff --git a/android/WIFITrick/.idea/workspace.xml b/android/WIFITrick/.idea/workspace.xml
index 9cd5414..91ed1d2 100644
--- a/android/WIFITrick/.idea/workspace.xml
+++ b/android/WIFITrick/.idea/workspace.xml
@@ -38,7 +38,13 @@
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="1936">
               <caret line="127" column="52" lean-forward="false" selection-start-line="127" selection-start-column="52" selection-end-line="127" selection-end-column="52" />
-              <folding />
+              <folding>
+                <element signature="imports" expanded="false" />
+                <element signature="e#2734#2735#0" expanded="false" />
+                <element signature="e#2776#2777#0" expanded="false" />
+                <element signature="e#3668#3669#0" expanded="false" />
+                <element signature="e#3716#3717#0" expanded="false" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -71,7 +77,9 @@
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="198">
               <caret line="14" column="29" lean-forward="false" selection-start-line="14" selection-start-column="29" selection-end-line="14" selection-end-column="29" />
-              <folding />
+              <folding>
+                <element signature="imports" expanded="false" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -91,9 +99,7 @@
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="2662">
               <caret line="137" column="13" lean-forward="false" selection-start-line="137" selection-start-column="13" selection-end-line="137" selection-end-column="13" />
-              <folding>
-                <element signature="imports" expanded="true" />
-              </folding>
+              <folding />
             </state>
           </provider>
         </entry>
@@ -104,8 +110,18 @@
             <state relative-caret-position="264">
               <caret line="12" column="51" lean-forward="false" selection-start-line="12" selection-start-column="51" selection-end-line="12" selection-end-column="51" />
               <folding>
-                <element signature="e#284#285#0" expanded="true" />
-                <element signature="e#315#316#0" expanded="true" />
+                <element signature="e#753#754#0" expanded="false" />
+                <element signature="e#783#784#0" expanded="false" />
+                <element signature="e#829#830#0" expanded="false" />
+                <element signature="e#867#868#0" expanded="false" />
+                <element signature="e#901#902#0" expanded="false" />
+                <element signature="e#931#932#0" expanded="false" />
+                <element signature="e#977#978#0" expanded="false" />
+                <element signature="e#1015#1016#0" expanded="false" />
+                <element signature="e#1049#1050#0" expanded="false" />
+                <element signature="e#1079#1080#0" expanded="false" />
+                <element signature="e#1125#1126#0" expanded="false" />
+                <element signature="e#1163#1164#0" expanded="false" />
               </folding>
             </state>
           </provider>
@@ -116,7 +132,28 @@
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="682">
               <caret line="31" column="5" lean-forward="false" selection-start-line="31" selection-start-column="5" selection-end-line="31" selection-end-column="5" />
-              <folding />
+              <folding>
+                <element signature="e#937#938#0" expanded="false" />
+                <element signature="e#964#965#0" expanded="false" />
+                <element signature="e#1004#1005#0" expanded="false" />
+                <element signature="e#1036#1037#0" expanded="false" />
+                <element signature="e#1074#1075#0" expanded="false" />
+                <element signature="e#1108#1109#0" expanded="false" />
+                <element signature="e#1162#1163#0" expanded="false" />
+                <element signature="e#1208#1209#0" expanded="false" />
+                <element signature="e#1243#1244#0" expanded="false" />
+                <element signature="e#1274#1275#0" expanded="false" />
+                <element signature="e#1322#1323#0" expanded="false" />
+                <element signature="e#1362#1363#0" expanded="false" />
+                <element signature="e#1393#1394#0" expanded="false" />
+                <element signature="e#1420#1421#0" expanded="false" />
+                <element signature="e#1460#1461#0" expanded="false" />
+                <element signature="e#1492#1493#0" expanded="false" />
+                <element signature="e#1525#1526#0" expanded="false" />
+                <element signature="e#1554#1555#0" expanded="false" />
+                <element signature="e#1598#1599#0" expanded="false" />
+                <element signature="e#1634#1635#0" expanded="false" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -127,8 +164,20 @@
             <state relative-caret-position="550">
               <caret line="26" column="24" lean-forward="false" selection-start-line="26" selection-start-column="24" selection-end-line="26" selection-end-column="24" />
               <folding>
-                <element signature="e#538#539#0" expanded="true" />
-                <element signature="e#569#570#0" expanded="true" />
+                <element signature="e#617#618#0" expanded="false" />
+                <element signature="e#657#658#0" expanded="false" />
+                <element signature="e#688#689#0" expanded="false" />
+                <element signature="e#715#716#0" expanded="false" />
+                <element signature="e#755#756#0" expanded="false" />
+                <element signature="e#787#788#0" expanded="false" />
+                <element signature="e#818#819#0" expanded="false" />
+                <element signature="e#846#847#0" expanded="false" />
+                <element signature="e#887#888#0" expanded="false" />
+                <element signature="e#921#922#0" expanded="false" />
+                <element signature="e#951#952#0" expanded="false" />
+                <element signature="e#978#979#0" expanded="false" />
+                <element signature="e#1017#1018#0" expanded="false" />
+                <element signature="e#1049#1050#0" expanded="false" />
               </folding>
             </state>
           </provider>
@@ -139,7 +188,9 @@
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="3014">
               <caret line="156" column="24" lean-forward="false" selection-start-line="156" selection-start-column="24" selection-end-line="156" selection-end-column="24" />
-              <folding />
+              <folding>
+                <element signature="imports" expanded="false" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -1919,10 +1970,9 @@
     </option>
   </component>
   <component name="ProjectFrameBounds">
-    <option name="x" value="-8" />
-    <option name="y" value="-8" />
-    <option name="width" value="1936" />
-    <option name="height" value="1056" />
+    <option name="x" value="-7" />
+    <option name="width" value="1932" />
+    <option name="height" value="1047" />
   </component>
   <component name="ProjectView">
     <navigator currentView="AndroidView" proportions="" version="1">
@@ -1939,10 +1989,10 @@
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
-      <pane id="Scratches" />
-      <pane id="ProjectPane" />
       <pane id="Scope" />
       <pane id="PackagesPane" />
+      <pane id="Scratches" />
+      <pane id="ProjectPane" />
       <pane id="AndroidView">
         <subPane>
           <PATH>
@@ -2047,7 +2097,7 @@
       <option name="DEEP_LINK" value="" />
       <option name="ACTIVITY_CLASS" value="" />
       <method>
-        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1567911091298" />
+        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568191399075" />
       </method>
     </configuration>
     <configuration default="true" type="AndroidTestRunConfigurationType" factoryName="Android Instrumented Tests">
@@ -2094,7 +2144,7 @@
         <option name="ADVANCED_PROFILING_ENABLED" value="false" />
       </Profilers>
       <method>
-        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1567911091299" />
+        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1568191399075" />
       </method>
     </configuration>
     <configuration default="true" type="Application" factoryName="Application">
@@ -2254,9 +2304,7 @@
       </Profilers>
       <option name="DEEP_LINK" value="" />
       <option name="ACTIVITY_CLASS" value="" />
-      <method>
-        <option name="com.android.instantApps.provision.BeforeRunTask" enabled="true" clearCache="false" clearProvisionedDevices="false" myTimestamp="1567911091310" />
-      </method>
+      <method />
     </configuration>
     <list size="1">
       <item index="0" class="java.lang.String" itemvalue="Android App.app" />
@@ -2297,11 +2345,11 @@
     <servers />
   </component>
   <component name="ToolWindowManager">
-    <frame x="-8" y="-8" width="1936" height="1056" extended-state="6" />
-    <editor active="true" />
+    <frame x="-7" y="0" width="1932" height="1047" extended-state="0" />
     <layout>
       <window_info id="Android Profiler" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="false" weight="0.33" sideWeight="0.5" order="7" 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="0.32896176" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Build Variants" 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="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" />
@@ -2310,12 +2358,12 @@
       <window_info id="Run" 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="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="false" 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="0.32900432" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
-      <window_info id="Logcat" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.32900432" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Logcat" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.33224043" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Captures" 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="2" 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="Gradle Console" 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="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="0.11247335" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="Project" active="true" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.11217949" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
       <window_info id="Statistic" 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="Gradle" 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="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" />
@@ -2328,7 +2376,6 @@
       <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="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="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32896176" 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="Preview" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32995737" 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="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
@@ -2346,7 +2393,28 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="682">
           <caret line="31" column="5" lean-forward="false" selection-start-line="31" selection-start-column="5" selection-end-line="31" selection-end-column="5" />
-          <folding />
+          <folding>
+            <element signature="e#937#938#0" expanded="false" />
+            <element signature="e#964#965#0" expanded="false" />
+            <element signature="e#1004#1005#0" expanded="false" />
+            <element signature="e#1036#1037#0" expanded="false" />
+            <element signature="e#1074#1075#0" expanded="false" />
+            <element signature="e#1108#1109#0" expanded="false" />
+            <element signature="e#1162#1163#0" expanded="false" />
+            <element signature="e#1208#1209#0" expanded="false" />
+            <element signature="e#1243#1244#0" expanded="false" />
+            <element signature="e#1274#1275#0" expanded="false" />
+            <element signature="e#1322#1323#0" expanded="false" />
+            <element signature="e#1362#1363#0" expanded="false" />
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@@ -2394,20 +2482,22 @@
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     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_main.xml">
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       <provider selected="true" editor-type-id="text-editor">
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@@ -2481,20 +2610,22 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_main.xml">
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       <provider selected="true" editor-type-id="text-editor">
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@@ -2567,20 +2737,22 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_main.xml">
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+        <state />
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       <provider selected="true" editor-type-id="text-editor">
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@@ -2661,14 +2866,14 @@
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     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_main.xml">
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       <provider selected="true" editor-type-id="text-editor">
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