feat: init automatic capture of navigation telemetry events

Author: buongarzoni

rollbar-android/src/main/java/com/rollbar/android/Rollbar.java

@@ -2,6 +2,7 @@
 
 import static com.rollbar.android.util.Constants.ROLLBAR_NAMESPACE;
 
+import android.app.Application;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
@@ -19,6 +20,7 @@
 import com.rollbar.api.payload.data.TelemetryType;
 import com.rollbar.api.payload.data.body.RollbarThread;
 import com.rollbar.notifier.config.ConfigProvider;
+import com.rollbar.notifier.telemetry.TelemetryEventTracker;
 import com.rollbar.notifier.uncaughtexception.RollbarUncaughtExceptionHandler;
 import com.rollbar.android.provider.NotifierProvider;
 import com.rollbar.android.provider.PersonProvider;
@@ -233,6 +235,7 @@ public static Rollbar init(
           suspendWhenNetworkIsUnavailable);
       if (androidConfiguration != null) {
         initAnrDetector(context, androidConfiguration);
+        initAutomaticCaptureOfNavigationTelemetryEvents(context, androidConfiguration);
       }
     }
 
@@ -273,6 +276,7 @@ public static Rollbar init(Context context, ConfigProvider provider) {
       notifier = new Rollbar(context, null, null, true, false, provider);
       AndroidConfiguration androidConfiguration = makeDefaultAndroidConfiguration();
       initAnrDetector(context, androidConfiguration);
+      initAutomaticCaptureOfNavigationTelemetryEvents(context, androidConfiguration);
     }
     return notifier;
   }
@@ -1173,6 +1177,31 @@ public void run() {
     });
   }
 
+  private static void initAutomaticCaptureOfNavigationTelemetryEvents(
+      Context context,
+      AndroidConfiguration androidConfiguration
+  ) {
+    if (!androidConfiguration.mustCaptureNavigationEvents()) {
+      return;
+    }
+
+    com.rollbar.notifier.Rollbar rollbarNotifier = notifier.rollbar;
+    if (rollbarNotifier == null) {
+      return;
+    }
+
+    TelemetryEventTracker telemetryEventTracker = rollbarNotifier.getTelemetryEventTracker();
+    if (telemetryEventTracker == null) {
+      return;
+    }
+
+    Context appContext = context.getApplicationContext();
+    if (appContext instanceof Application) {
+      Application application = (Application) appContext;
+      application.registerActivityLifecycleCallbacks(new TelemetryNavigationCallbacks(telemetryEventTracker));
+    }
+  }
+
   private String loadAccessTokenFromManifest(Context context) throws NameNotFoundException {
     Context appContext = context.getApplicationContext();
     ApplicationInfo ai = appContext.getPackageManager().getApplicationInfo(appContext.getPackageName(), PackageManager.GET_META_DATA);

rollbar-java/src/main/java/com/rollbar/notifier/RollbarBase.java

@@ -103,6 +103,14 @@ public void recordNetworkEventFor(Level level, String method, String url, String
     telemetryEventTracker.recordNetworkEventFor(level, getSource(), method, url, statusCode);
   }
 
+  /**
+   * Gives the current TelemetryEventTracker
+   * @return the {@link TelemetryEventTracker}
+   */
+  public TelemetryEventTracker getTelemetryEventTracker() {
+    return telemetryEventTracker;
+  }
+
   /**
    * Replace the configuration of this instance directly.
    *