From 17020ff9af5648aeb5b45314e4fca7cb2c9352b1 Mon Sep 17 00:00:00 2001
From: Pieter De Baets <pieterdb@fb.com>
Date: Thu, 20 Apr 2017 10:59:59 -0700
Subject: [PATCH] Add API to reset CxxModuleWrapper's module pointer

Reviewed By: mhorowitz

Differential Revision: D4914335

fbshipit-source-id: f28f57c2e74d590dacfb85d8027747837f768fdc
---
 .../facebook/react/cxxbridge/CxxModuleWrapperBase.java   | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CxxModuleWrapperBase.java b/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CxxModuleWrapperBase.java
index f0b8af022..31e26ea1f 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CxxModuleWrapperBase.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CxxModuleWrapperBase.java
@@ -2,7 +2,6 @@
 
 package com.facebook.react.cxxbridge;
 
-import java.util.Map;
 
 import com.facebook.jni.HybridData;
 import com.facebook.proguard.annotations.DoNotStrip;
@@ -52,4 +51,12 @@ public class CxxModuleWrapperBase implements NativeModule
   protected CxxModuleWrapperBase(HybridData hd) {
     mHybridData = hd;
   }
+
+  // Replace the current native module held by this wrapper by a new instance
+  protected void resetModule(HybridData hd) {
+    if (hd != mHybridData) {
+      mHybridData.resetNative();
+      mHybridData = hd;
+    }
+  }
 }