put our react module in our aar

react-native/android/app/build.gradle

@@ -182,6 +182,8 @@ dependencies {
     compile 'com.squareup.okhttp:okhttp-ws:2.5.0'
     compile 'com.squareup.okio:okio:1.6.0'
     compile 'org.webkit:android-jsc:r174650'
+    compile "com.facebook.react:react-native:0.16.+"
+
 
     testCompile "junit:junit:${JUNIT_VERSION}"
     testCompile "org.powermock:powermock-api-mockito:${POWERMOCK_VERSION}"

react-native/android/app/src/main/java/com/reacttests/API.java

@@ -1,5 +0,0 @@
-package com.reacttests;
-
-public class API {
-	public static native String getDefaultRealmFileDirectory();
-}

react-native/android/app/src/main/java/com/reacttests/RealmReactAndroid.java

@@ -0,0 +1,23 @@
+package com.reacttests;
+
+import com.facebook.react.bridge.NativeModule;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.ReactContext;
+import com.facebook.react.bridge.ReactContextBaseJavaModule;
+import com.facebook.react.bridge.ReactMethod;
+
+import java.util.Map;
+
+public class RealmReactAndroid extends ReactContextBaseJavaModule {
+
+	public RealmReactAndroid(ReactApplicationContext reactContext) {
+		super(reactContext);
+    }
+
+    @Override
+    public String getName() {
+        return "RealmReactAndroid";
+    }
+
+	public static native String getDefaultRealmFileDirectory();
+}

src/android/com_reacttests_API.cpp

@@ -9,7 +9,7 @@
  * Method:    getDefaultRealmFileDirectory
  * Signature: ()Ljava/lang/String;
  */
-JNIEXPORT jstring JNICALL Java_com_reacttests_API_getDefaultRealmFileDirectory
+JNIEXPORT jstring JNICALL Java_com_reacttests_RealmReactAndroid_getDefaultRealmFileDirectory
   (JNIEnv *env, jclass) 
   {
 

src/android/com_reacttests_API.h

@@ -12,7 +12,7 @@ extern "C" {
  * Method:    getDefaultRealmFileDirectory
  * Signature: ()Ljava/lang/String;
  */
-JNIEXPORT jstring JNICALL Java_com_reacttests_API_getDefaultRealmFileDirectory
+JNIEXPORT jstring JNICALL Java_com_reacttests_RealmReactAndroid_getDefaultRealmFileDirectory
   (JNIEnv *, jclass);
 
 #ifdef __cplusplus

tests/react-test-app/android/app/src/main/java/com/demo/MainActivity.java

@@ -4,7 +4,6 @@ import android.app.Activity;
 import android.os.Bundle;
 import android.view.KeyEvent;
 
-import com.demo.module.JniToastModule;
 import com.facebook.react.LifecycleState;
 import com.facebook.react.ReactInstanceManager;
 import com.facebook.react.ReactPackage;
@@ -20,6 +19,8 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
+import com.reacttests.RealmReactAndroid;
+
 public class MainActivity extends Activity implements DefaultHardwareBackBtnHandler {
 
 
@@ -93,7 +94,7 @@ public class MainActivity extends Activity implements DefaultHardwareBackBtnHand
                 ReactApplicationContext reactContext) {
             List<NativeModule> modules = new ArrayList<>();
 
-            modules.add(new JniToastModule(reactContext));
+            modules.add(new RealmReactAndroid(reactContext));
 
             return modules;
         }

tests/react-test-app/android/app/src/main/java/com/demo/module/JniToastModule.java

@@ -1,50 +0,0 @@
-package com.demo.module;
-
-import android.widget.Toast;
-
-import com.facebook.react.bridge.ReactApplicationContext;
-import com.facebook.react.bridge.ReactContextBaseJavaModule;
-import com.facebook.react.bridge.ReactMethod;
-import com.reacttests.API;
-
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Created by Nabil on 30/11/15.
- */
-public class JniToastModule extends ReactContextBaseJavaModule {
-    private static final String DURATION_SHORT_KEY = "SHORT";
-    private static final String DURATION_LONG_KEY = "LONG";
-
-    public JniToastModule(ReactApplicationContext reactContext) {
-        super(reactContext);
-    }
-
-    @Override
-    public String getName() {
-        return "JniToastAndroid";
-    }
-
-    @Override
-    public Map<String, Object> getConstants() {
-        final Map<String, Object> constants = new HashMap<>();
-        constants.put(DURATION_SHORT_KEY, Toast.LENGTH_SHORT);
-        constants.put(DURATION_LONG_KEY, Toast.LENGTH_LONG);
-        return constants;
-    }
-
-    @ReactMethod
-    public void show(String message, int duration) {
-        StringBuilder sb = new StringBuilder("String from Java: ")
-                .append(message)
-                .append("\n")
-                .append("String from JNI: ")
-                .append(API.getDefaultRealmFileDirectory());
-        Toast.makeText(getReactApplicationContext(), sb.toString(), duration).show();
-    }
-
-    static {
-        System.loadLibrary("realmreact");
-    }
-}

tests/react-test-app/index.android.js

@@ -13,11 +13,11 @@ var {
   TouchableNativeFeedback,
 } = React;
 
-var JniToastAndroid = require('NativeModules').JniToastAndroid;
+var RealmReactAndroid = require('NativeModules').RealmReactAndroid;
 
 var Demo = React.createClass({
   buttonClicked: function() {
-    JniToastAndroid.show("Hello Zepp", JniToastAndroid.LONG);
+    RealmReactAndroid.show("Hello Zepp");
   },
   render: function() {
     return (