Android自定义权限广播

class CustomReceiver : BroadcastReceiver() {
    override fun onReceive(context: Context?, data: Intent?) {
        if(data != null) {
            var param = data.getStringExtra("message")
            var result:String?
            result = String.format("get the receiver for %s", param)
            Toast.makeText(context, result, Toast.LENGTH_SHORT).show()
        }
    }
}

    <uses-permission android:name="jason.com.receiver" ></uses-permission>

    <permission android:protectionLevel="normal" android:name="jason.com.receiver"></permission>

    <application
            android:allowBackup="true"
            android:icon="@mipmap/ic_launcher"
            android:label="@string/app_name"
            android:roundIcon="@mipmap/ic_launcher_round"
            android:supportsRtl="true"
            android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN"/>

                <category android:name="android.intent.category.LAUNCHER"/>
            </intent-filter>
        </activity>
        <receiver android:name=".CustomReceiver" android:permission="jason.com.receiver">
            <intent-filter>
                <action android:name="com.jason.message"/>
                <category android:name="receiver" />
            </intent-filter>
        </receiver>
    </application>

class MainActivity : AppCompatActivity() {

    private lateinit var sendBtn:Button

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        sendBtn = findViewById(R.id.btn_send)
        sendBtn.setOnClickListener {
            var intent = Intent("com.jason.message")
            intent.addCategory("receiver")
            intent.putExtra("message","custom test")
            sendOrderedBroadcast(intent, "jason.com.receiver")
        }
    }
}