Fix bug

Author: JoshLipan

android/src/main/java/cn/jpush/reactnativejpush/JPushModule.java

@@ -12,6 +12,7 @@
 
 import com.facebook.react.bridge.Arguments;
 import com.facebook.react.bridge.Callback;
+import com.facebook.react.bridge.LifecycleEventListener;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContextBaseJavaModule;
 import com.facebook.react.bridge.ReactMethod;
@@ -39,7 +40,7 @@
 import cn.jpush.android.data.JPushLocalNotification;
 import cn.jpush.android.service.JPushMessageReceiver;
 
-public class JPushModule extends ReactContextBaseJavaModule {
+public class JPushModule extends ReactContextBaseJavaModule implements LifecycleEventListener {
 
     private static String TAG = "JPushModule";
     private Context mContext;
@@ -62,6 +63,7 @@ public class JPushModule extends ReactContextBaseJavaModule {
 
     public JPushModule(ReactApplicationContext reactContext) {
         super(reactContext);
+        reactContext.addLifecycleEventListener(this);
     }
 
     @Override
@@ -83,6 +85,7 @@ public void initialize() {
     @Override
     public void onCatalystInstanceDestroy() {
         super.onCatalystInstanceDestroy();
+        Logger.i(TAG, "onCatalystInstanceDestroy");
         mCachedBundle = null;
         mRidBundle = null;
         mConnectCachedBundle = null;
@@ -93,6 +96,7 @@ public void onCatalystInstanceDestroy() {
         mRidEvent = null;
         mConnectEvent = null;
         mGetRidCallback = null;
+        mRAC = null;
     }
 
     @ReactMethod
@@ -511,6 +515,22 @@ public void sendLocalNotification(ReadableMap map) {
         }
     }
 
+    @Override
+    public void onHostResume() {
+        Logger.d(TAG, "onHostResume");
+    }
+
+    @Override
+    public void onHostPause() {
+        Logger.d(TAG, "onHostPause");
+    }
+
+    @Override
+    public void onHostDestroy() {
+        Logger.d(TAG, "onHostDestroy");
+        mRAC = null;
+    }
+
     /**
      * 接收自定义消息,通知,通知点击事件等事件的广播
      * 文档链接:http://docs.jiguang.cn/client/android_api/