Adjustments to meet Android 12 (SDK 31) needs to avoid crashes, also adjusted gradle for tech debt needs :)

build.gradle

@@ -3,9 +3,10 @@
 buildscript {
     repositories {
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.3'
+        classpath 'com.android.tools.build:gradle:4.2.2'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -30,8 +31,8 @@ task clean(type: Delete) {
 
 ext {
     minSdkVersion = 16
-    targetSdkVersion = 26
-    compileSdkVersion = 26
+    targetSdkVersion = 30
+    compileSdkVersion = 30
     buildToolsVersion = '26.0.1'
 
     supportLibVersion = '25.3.1'

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip

library-no-op/build.gradle

@@ -10,7 +10,7 @@ android {
 }
 
 dependencies {
-    compile "com.squareup.okhttp3:okhttp:$okhttp3Version"
+    api "com.squareup.okhttp3:okhttp:$okhttp3Version"
 }
 
 apply from: rootProject.file('gradle/gradle-mvn-push.gradle')

library/build.gradle

@@ -11,10 +11,10 @@ android {
 }
 
 dependencies {
-    compile 'com.google.code.gson:gson:2.8.0'
-    compile "com.squareup.okhttp3:okhttp:$okhttp3Version"
-    compile 'nl.qbusict:cupboard:2.2.0'
-    compile "com.android.support:design:$supportLibVersion"
+    api 'com.google.code.gson:gson:2.8.0'
+    api "com.squareup.okhttp3:okhttp:$okhttp3Version"
+    api 'nl.qbusict:cupboard:2.2.0'
+    api "com.android.support:design:$supportLibVersion"
 }
 
 apply from: rootProject.file('gradle/gradle-mvn-push.gradle')

library/src/main/java/com/readystatesoftware/chuck/internal/support/NotificationHelper.java

@@ -76,13 +76,24 @@ public NotificationHelper(Context context) {
 
     public synchronized void show(HttpTransaction transaction) {
         addToBuffer(transaction);
+        NotificationCompat.Builder builder;
         if (!BaseChuckActivity.isInForeground()) {
-            NotificationCompat.Builder builder = new NotificationCompat.Builder(context)
-                    .setContentIntent(PendingIntent.getActivity(context, 0, Chuck.getLaunchIntent(context), 0))
+            if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP_MR1){
+                builder = new NotificationCompat.Builder(context)
+                    .setContentIntent(PendingIntent.getActivity(context, 0, Chuck.getLaunchIntent(context), PendingIntent.FLAG_IMMUTABLE))
                     .setLocalOnly(true)
                     .setSmallIcon(R.drawable.chuck_ic_notification_white_24dp)
                     .setColor(ContextCompat.getColor(context, R.color.chuck_colorPrimary))
                     .setContentTitle(context.getString(R.string.chuck_notification_title));
+            }
+            else {
+                builder = new NotificationCompat.Builder(context)
+                        .setContentIntent(PendingIntent.getActivity(context, 0, Chuck.getLaunchIntent(context), 0))
+                        .setLocalOnly(true)
+                        .setSmallIcon(R.drawable.chuck_ic_notification_white_24dp)
+                        .setColor(ContextCompat.getColor(context, R.color.chuck_colorPrimary))
+                        .setContentTitle(context.getString(R.string.chuck_notification_title));
+            }
             NotificationCompat.InboxStyle inboxStyle = new NotificationCompat.InboxStyle();
             if (setChannelId != null) {
                 try { setChannelId.invoke(builder, CHANNEL_ID); } catch (Exception ignored) {}
@@ -113,7 +124,13 @@ public synchronized void show(HttpTransaction transaction) {
     private NotificationCompat.Action getClearAction() {
         CharSequence clearTitle = context.getString(R.string.chuck_clear);
         Intent deleteIntent = new Intent(context, ClearTransactionsService.class);
-        PendingIntent intent = PendingIntent.getService(context, 11, deleteIntent, PendingIntent.FLAG_ONE_SHOT);
+        PendingIntent intent;
+        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP_MR1){
+            intent = PendingIntent.getService(context, 11, deleteIntent, PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_ONE_SHOT);
+        }
+        else {
+            intent = PendingIntent.getService(context, 11, deleteIntent, PendingIntent.FLAG_ONE_SHOT);
+        }
         return new NotificationCompat.Action(R.drawable.chuck_ic_delete_white_24dp,
             clearTitle, intent);
     }

sample/build.gradle

@@ -25,11 +25,11 @@ android {
 }
 
 dependencies {
-    debugCompile project(':library')
-    releaseCompile project(':library-no-op')
-    compile "com.android.support:design:26.0.0"
-    compile "com.android.support:appcompat-v7:26.0.0"
-    compile "com.squareup.okhttp3:logging-interceptor:$okhttp3Version"
-    compile "com.squareup.retrofit2:retrofit:2.2.0"
-    compile "com.squareup.retrofit2:converter-gson:2.2.0"
+    debugImplementation project(':library')
+	releaseImplementation project(':library-no-op')
+	implementation "com.android.support:design:26.0.0"
+	implementation "com.android.support:appcompat-v7:26.0.0"
+	implementation "com.squareup.okhttp3:logging-interceptor:$okhttp3Version"
+	implementation "com.squareup.retrofit2:retrofit:2.2.0"
+	implementation "com.squareup.retrofit2:converter-gson:2.2.0"
 }

sample/src/main/AndroidManifest.xml

@@ -25,7 +25,8 @@
         android:label="@string/app_name"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name="com.readystatesoftware.chuck.sample.MainActivity">
+        <activity android:name="com.readystatesoftware.chuck.sample.MainActivity"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />