报 connection to http://...:8080 refused

纯属权限问题，在AndroidManifest.xml 中加上这行 即可

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.lyh.myapplication">
         
       <uses-permission android:name="android.permission.INTERNET" />
       ...


</manifest>