Before

app/build.gradle

@@ -3,14 +3,15 @@ apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 
 android {
-    compileSdkVersion 27
+    compileSdkVersion 33
+    buildToolsVersion "33.0.1"
     defaultConfig {
         applicationId "com.pawegio.androidprofilersamples"
         minSdkVersion 21
-        targetSdkVersion 27
+        targetSdkVersion 33
         versionCode 1
         versionName "1.0"
-        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
     }
     buildTypes {
         release {
@@ -21,14 +22,15 @@ android {
 }
 
 dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
-    implementation 'com.android.support:appcompat-v7:27.0.2'
-    implementation 'com.android.support:recyclerview-v7:27.0.2'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.7.20"
+    implementation 'androidx.appcompat:appcompat:1.5.1'
+    implementation 'androidx.recyclerview:recyclerview:1.2.1'
     implementation 'com.elpassion.android.commons:recycler:0.0.21'
     implementation 'com.jakewharton.threetenabp:threetenabp:1.0.5'
+    implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'
 
-    testImplementation 'junit:junit:4.12'
+    testImplementation 'junit:junit:4.13.2'
 
-    androidTestImplementation 'com.android.support.test:runner:1.0.1'
-    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.5'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
 }

app/src/main/AndroidManifest.xml

@@ -11,7 +11,8 @@
         android:theme="@style/AppTheme">
         <activity
             android:name=".Sample1Activity"
-            android:label="@string/sample_1">
+            android:label="@string/sample_1"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />

app/src/main/java/com/pawegio/androidprofilersamples/Sample1Activity.kt

@@ -1,7 +1,7 @@
 package com.pawegio.androidprofilersamples
 
 import android.os.Bundle
-import android.support.v7.app.AppCompatActivity
+import androidx.appcompat.app.AppCompatActivity
 import com.elpassion.android.commons.recycler.adapters.basicAdapterWithLayoutAndBinder
 import com.elpassion.android.commons.recycler.basic.ViewHolderBinder
 import kotlinx.android.synthetic.main.sample_1_activity.*
@@ -27,14 +27,14 @@ class Sample1Activity : AppCompatActivity() {
 
     private fun refreshData() {
         items.run { clear(); addAll(generateItems()) }
-        recyclerView.adapter.notifyDataSetChanged()
+        recyclerView.adapter?.notifyDataSetChanged()
         swipeRefreshLayout.isRefreshing = false
     }
 }
 
 private fun generateItems(): List<Item> {
     val now = LocalDateTime.now()
-    return List(1_000) { createItem(now, it + 1) }
+    return List(100_000) { createItem(now, it + 1) }
 }
 
 private fun createItem(now: LocalDateTime, offset: Int): Item {

app/src/main/res/layout/sample_1_activity.xml

@@ -1,17 +1,17 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.v4.widget.SwipeRefreshLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.swiperefreshlayout.widget.SwipeRefreshLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/swipeRefreshLayout"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
 
-    <android.support.v7.widget.RecyclerView
+    <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/recyclerView"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        app:layoutManager="android.support.v7.widget.LinearLayoutManager"
+        app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
         tools:listitem="@layout/simple_list_item" />
 
-</android.support.v4.widget.SwipeRefreshLayout>
+</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>

build.gradle

@@ -1,19 +1,19 @@
 buildscript {
-    ext.kotlin_version = '1.2.21'
+    ext.kotlin_version = '1.6.20'
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.1.0-beta3'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath 'com.android.tools.build:gradle:7.3.1'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.7.20"
     }
 }
 
 allprojects {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 }
 

gradle.properties

@@ -6,6 +6,8 @@
 # http://www.gradle.org/docs/current/userguide/build_environment.html
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
+android.enableJetifier=true
+android.useAndroidX=true
 org.gradle.jvmargs=-Xmx1536m
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,5 @@
-#Fri Feb 23 00:01:15 CET 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip