defaultConfig {

        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).

        applicationId "xxx"

        minSdkVersion

        targetSdkVersion

        versionCode flutterVersionCode.toInteger()

        versionName flutterVersionName

        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

        ndk {

            //选择要添加的对应 cpu 类型的 .so 库。

            abiFilters 'armeabi', 'armeabi-v7a', 'x86', 'x86_64', 'mips', 'mips64' // 'arm64-v8a',

        }

        manifestPlaceholders = [

            JPUSH_PKGNAME : applicationId,

            JPUSH_APPKEY : "", //JPush上注册的包名对应的appkey.

            JPUSH_CHANNEL : "developer-default",//你的推送渠道，如果不知道填写developer-default即可

        ]

    }

import 'package:flutter/material.dart';

import 'package:flutter_jpush/flutter_jpush.dart';

void main() => runApp(MyApp());

class MyApp extends StatefulWidget {

  @override

  _MyAppState createState() => _MyAppState();

}

class _MyAppState extends State<MyApp> {

  void initState(){

    super.initState();

    _initJPush();

    _initNotification();

  }

  @override

  Widget build(BuildContext context) {

    return MaterialApp(

      home: Scaffold(

          appBar: AppBar(

            title: Text("测试"),

          ),

          body: Center(

            child: Text('data'),

          )),

    );

  }

  //初始化

  void _initJPush() async {

    await FlutterJPush.startup();

    print("初始化jpush成功");

    // 获取 registrationID

    var registrationID = await FlutterJPush.getRegistrationID();

    print(registrationID);

    // 注册接收和打开 Notification()

    _initNotification();

  }

  //初始化

  void _initNotification() async {

    FlutterJPush.addReceiveNotificationListener(

        (JPushNotification notification) {

      print("收到推送提醒: $notification");

    });

    FlutterJPush.addReceiveOpenNotificationListener(

        (JPushNotification notification) {

      print("打开了推送提醒: $notification");

    });

  }

}