MainApplication.java

package com.pushdemo;

import android.app.Application;

import com.facebook.react.ReactApplication;
import com.facebook.react.ReactNativeHost;
import com.facebook.react.ReactPackage;
import com.facebook.react.shell.MainReactPackage;
import com.facebook.soloader.SoLoader;

import java.util.Arrays;
import java.util.List;

import cn.jpush.reactnativejpush.JPushPackage;

public class MainApplication extends Application implements ReactApplication {

    private boolean SHUTDOWN_TOAST = false;
    private boolean SHUTDOWN_LOG = false;

    private final ReactNativeHost mReactNativeHost = new ReactNativeHost(this) {

        @Override
        public boolean getUseDeveloperSupport() {
            return BuildConfig.DEBUG;
        }

        @Override
        protected String getJSMainModuleName() {
            return "index";
        }

        @Override
        protected List<ReactPackage> getPackages() {
            return Arrays.<ReactPackage>asList(
                    new MainReactPackage(),
                    new JPushPackage(SHUTDOWN_TOAST, SHUTDOWN_LOG)
            );
        }
    };

  @Override
  public ReactNativeHost getReactNativeHost() {
    return mReactNativeHost;
  }

  @Override
  public void onCreate() {
    super.onCreate();
    SoLoader.init(this, /* native exopackage */ false);
  }
}