Upgrade the kotlin version and java version, delete .idea folder

.gitignore

@@ -1,3 +1,4 @@
+.idea
 *.iml
 .gradle
 /local.properties

app/build.gradle

@@ -5,13 +5,14 @@ plugins {
 apply plugin: 'kotlin-kapt'
 
 android {
-    compileSdkVersion 30
-    buildToolsVersion "30.0.3"
+    namespace "com.example.android2021"
+    compileSdkVersion 34
+    buildToolsVersion "34.0.0"
 
     defaultConfig {
         applicationId "com.example.android2021"
         minSdkVersion 21
-        targetSdkVersion 30
+        targetSdkVersion 34
         versionCode 1
         versionName "1.0"
         flavorDimensions "versionCode"
@@ -55,11 +56,20 @@ android {
         }
     }
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
     }
     kotlinOptions {
-        jvmTarget = '1.8'
+        jvmTarget = '17'
+    }
+    buildFeatures {
+        buildConfig = true
+    }
+}
+
+configurations.all {
+    resolutionStrategy {
+        force 'androidx.test:core:1.5.0'
     }
 }
 
@@ -83,8 +93,8 @@ dependencies {
     implementation 'com.blankj:utilcode:1.30.5'
     implementation("com.squareup.okhttp3:okhttp:4.9.0")
     implementation 'com.google.code.gson:gson:2.8.6'
-    compile 'com.squareup.retrofit2:retrofit:2.3.0'
-    compile 'com.squareup.retrofit2:converter-gson:2.3.0' //json转换
+    implementation 'com.squareup.retrofit2:retrofit:2.3.0'
+    implementation 'com.squareup.retrofit2:converter-gson:2.3.0' //json转换
     implementation 'com.github.bumptech.glide:glide:4.9.0'
     kapt 'com.github.bumptech.glide:compiler:4.9.0'
 

app/src/main/AndroidManifest.xml

@@ -24,27 +24,32 @@
         <activity
             android:name=".kt05.ScrollingActivity"
             android:label="@string/title_activity_scrolling"
-            android:theme="@style/Theme.Android2021.NoActionBar"></activity>
+            android:theme="@style/Theme.Android2021.NoActionBar"
+            android:exported="true" />
         <activity
             android:name=".kt05.ContentProviderActivity"
             android:configChanges="orientation|keyboardHidden|screenSize"
             android:label="@string/title_activity_content_provider"
-            android:theme="@style/Theme.Android2021" />
-        <activity android:name=".kt05.BroadcastActivity" />
+            android:theme="@style/Theme.Android2021"
+            android:exported="true" />
+        <activity android:name=".kt05.BroadcastActivity"
+            android:exported="true" />
 
         <service
             android:name=".kt05.TestService02"
             android:enabled="true"
             android:exported="true" />
 
-        <activity android:name=".kt05.TestServiceActivity" />
+        <activity android:name=".kt05.TestServiceActivity"
+            android:exported="true" />
 
         <service
             android:name=".kt05.TestService01"
             android:enabled="true"
             android:exported="true" />
 
-        <activity android:name=".kt05.Tab01Activity" />
+        <activity android:name=".kt05.Tab01Activity"
+            android:exported="true" />
     </application>
 
 </manifest>

app/src/main/java/com/example/android2021/kt05/Tab01Activity.kt

@@ -89,7 +89,7 @@ class Tab01Activity : AppCompatActivity() {
             }
         } ?:return
         val ft = supportFragmentManager.beginTransaction()
-        if (!fragment?.isAdded) {
+        if (fragment?.isAdded == false) {
             ft.add(R.id.container,fragment)
         }
         currentFragment?.let {

app/support/manifest/kt03/AndroidManifest.xml

@@ -6,7 +6,7 @@
             android:name="com.example.android2021.kt03.SlideActivity"
             android:configChanges="orientation|keyboardHidden|screenSize"
             android:screenOrientation="portrait"
-             >
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />

build.gradle

@@ -1,12 +1,12 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
-    ext.kotlin_version = "1.4.32"
+    ext.kotlin_version = "1.8.10"
     repositories {
         google()
         jcenter()
     }
     dependencies {
-        classpath "com.android.tools.build:gradle:4.1.2"
+        classpath "com.android.tools.build:gradle:8.3.2"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,5 @@
-#Mon Sep 13 17:30:29 CST 2021
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip