From c8650a2fac3998f4015e2c812b6d4dbcecfdc1ea Mon Sep 17 00:00:00 2001
From: yjj38 <yjj.hustler@gmail.com>
Date: Fri, 13 Jun 2025 14:26:30 +0800
Subject: [PATCH] Enhance `ChangeDeviceInfoUtil` with `TextUtils` for
 null/empty checks and update deployment target configuration

---
 .idea/deploymentTargetSelector.xml                            | 4 ++--
 .../com/example/studyapp/device/ChangeDeviceInfoUtil.java     | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/.idea/deploymentTargetSelector.xml b/.idea/deploymentTargetSelector.xml
index a0b3cdc..5e4b55d 100644
--- a/.idea/deploymentTargetSelector.xml
+++ b/.idea/deploymentTargetSelector.xml
@@ -4,10 +4,10 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2025-06-12T11:18:56.273211900Z">
+        <DropdownSelection timestamp="2025-06-13T04:46:14.309636600Z">
           <Target type="DEFAULT_BOOT">
             <handle>
-              <DeviceId pluginId="Default" identifier="serial=8.217.74.194:1137;connection=230c8044" />
+              <DeviceId pluginId="Default" identifier="serial=8.217.74.194:1151;connection=d7e86cc8" />
             </handle>
           </Target>
         </DropdownSelection>
diff --git a/app/src/main/java/com/example/studyapp/device/ChangeDeviceInfoUtil.java b/app/src/main/java/com/example/studyapp/device/ChangeDeviceInfoUtil.java
index 4253c2a..c159f03 100644
--- a/app/src/main/java/com/example/studyapp/device/ChangeDeviceInfoUtil.java
+++ b/app/src/main/java/com/example/studyapp/device/ChangeDeviceInfoUtil.java
@@ -6,12 +6,14 @@ import android.net.ConnectivityManager;
 import android.net.Network;
 import android.net.NetworkCapabilities;
 import android.net.Uri;
+import android.text.TextUtils;
 import android.util.Log;
 
 import com.example.studyapp.utils.HttpUtil;
 import com.example.studyapp.utils.ShellUtils;
 
 import com.google.android.gms.ads.identifier.AdvertisingIdClient;
+import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
 import java.util.HashMap;
 import java.util.Map;