From 3d9bcbcdd30dec0e1ea8668831ba15dc0c73fb3e Mon Sep 17 00:00:00 2001
From: Jon Green <jgreen01@stanford.edu>
Date: Tue, 18 Jun 2019 14:10:52 -0700
Subject: [PATCH 1/2] Add `androidx` suppport. - Replace
 `android.support.annotation.Nullable` with `androidx.annotation.Nullable`
 import. - Thanks to @maieonbrix hard work finding this fix.
 (https://github.com/itinance/react-native-fs/issues/686#issuecomment-503249786)

---
 android/src/main/java/com/rnfs/RNFSManager.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/android/src/main/java/com/rnfs/RNFSManager.java b/android/src/main/java/com/rnfs/RNFSManager.java
index aad1778d..6a2fa8ba 100755
--- a/android/src/main/java/com/rnfs/RNFSManager.java
+++ b/android/src/main/java/com/rnfs/RNFSManager.java
@@ -8,7 +8,7 @@
 import android.os.Environment;
 import android.os.StatFs;
 import android.provider.MediaStore;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.util.Base64;
 import android.util.SparseArray;
 import android.media.MediaScannerConnection;

From 627fab070f250a31b608a962546bcf074ba87d49 Mon Sep 17 00:00:00 2001
From: Jon Green <jgreen01@stanford.edu>
Date: Fri, 21 Jun 2019 14:54:51 -0700
Subject: [PATCH 2/2] Remove `@Nullable` annotation. - This removes the
 dependency on `android.support` and `androidx`. Side-stepping the need to
 make a major change to the project to support both libraries.

---
 android/src/main/java/com/rnfs/RNFSManager.java | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/android/src/main/java/com/rnfs/RNFSManager.java b/android/src/main/java/com/rnfs/RNFSManager.java
index 6a2fa8ba..9957a61d 100755
--- a/android/src/main/java/com/rnfs/RNFSManager.java
+++ b/android/src/main/java/com/rnfs/RNFSManager.java
@@ -8,7 +8,6 @@
 import android.os.Environment;
 import android.os.StatFs;
 import android.provider.MediaStore;
-import androidx.annotation.Nullable;
 import android.util.Base64;
 import android.util.SparseArray;
 import android.media.MediaScannerConnection;
@@ -682,7 +681,7 @@ public void mkdir(String filepath, ReadableMap options, Promise promise) {
     }
   }
 
-  private void sendEvent(ReactContext reactContext, String eventName, @Nullable WritableMap params) {
+  private void sendEvent(ReactContext reactContext, String eventName, WritableMap params) {
     reactContext
             .getJSModule(RCTNativeAppEventEmitter.class)
             .emit(eventName, params);