Refactor AndroidEnvelopeSender start method to ensure proper closure handling during worker spawning. Introduce a guard clause to close the worker if the sender is already closed, enhancing stability and preventing resource leaks.

buenaflor · buenaflor · commit 3a460c2de2d4 · 2025-12-29T12:12:23.000+01:00
diff --git a/packages/flutter/lib/src/native/java/android_envelope_sender.dart b/packages/flutter/lib/src/native/java/android_envelope_sender.dart
@@ -34,7 +34,13 @@ class AndroidEnvelopeSender {
   FutureOr<void> start() async {
     if (_isClosed) return;
     if (_worker != null) return;
-    _worker = await _spawn(_config, _entryPoint);
+    final worker = await _spawn(_config, _entryPoint);
+    // Guard against close() being called during spawn.
+    if (_isClosed) {
+      worker.close();
+      return;
+    }
+    _worker = worker;
   }
 
   FutureOr<void> close() {
