From 720f2492214e165b2c94a9bdb95dd31e48623a36 Mon Sep 17 00:00:00 2001
From: Manoel Aranda Neto <5731772+marandaneto@users.noreply.github.com>
Date: Wed, 15 Apr 2020 15:40:51 +0200
Subject: [PATCH] check for androidx availability on runtime (#356)

---
 .../core/SessionTrackingIntegration.java      | 19 +++++++++++++++----
 sentry-sample/build.gradle.kts                |  6 ++++++
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/sentry-android-core/src/main/java/io/sentry/android/core/SessionTrackingIntegration.java b/sentry-android-core/src/main/java/io/sentry/android/core/SessionTrackingIntegration.java
index 33cb2c267..5a30df8c8 100644
--- a/sentry-android-core/src/main/java/io/sentry/android/core/SessionTrackingIntegration.java
+++ b/sentry-android-core/src/main/java/io/sentry/android/core/SessionTrackingIntegration.java
@@ -31,10 +31,21 @@ public void register(final @NotNull IHub hub, final @NotNull SentryOptions optio
             options.isEnableSessionTracking());
 
     if (options.isEnableSessionTracking()) {
-      watcher = new LifecycleWatcher(hub, options.getSessionTrackingIntervalMillis());
-      ProcessLifecycleOwner.get().getLifecycle().addObserver(watcher);
-
-      options.getLogger().log(SentryLevel.DEBUG, "SessionTrackingIntegration installed.");
+      try {
+        Class.forName("androidx.lifecycle.DefaultLifecycleObserver");
+        Class.forName("androidx.lifecycle.ProcessLifecycleOwner");
+        watcher = new LifecycleWatcher(hub, options.getSessionTrackingIntervalMillis());
+        ProcessLifecycleOwner.get().getLifecycle().addObserver(watcher);
+
+        options.getLogger().log(SentryLevel.DEBUG, "SessionTrackingIntegration installed.");
+      } catch (ClassNotFoundException e) {
+        options
+            .getLogger()
+            .log(
+                SentryLevel.INFO,
+                "androidx.lifecycle is not available, SessionTrackingIntegration won't be installed",
+                e);
+      }
     }
   }
 
diff --git a/sentry-sample/build.gradle.kts b/sentry-sample/build.gradle.kts
index 3b969469a..5815970bd 100644
--- a/sentry-sample/build.gradle.kts
+++ b/sentry-sample/build.gradle.kts
@@ -70,6 +70,12 @@ dependencies {
 
     implementation(project(":sentry-android"))
 
+//    how to exclude androidx if release health feature is disabled
+//    implementation(project(":sentry-android")) {
+//        exclude(group = "androidx.lifecycle", module = "lifecycle-process")
+//        exclude(group = "androidx.lifecycle", module = "lifecycle-common-java8")
+//    }
+
     implementation(Config.Libs.appCompat)
 
     // debugging purpose