val?intent?=?Intent()
????????intent.action?=?"com.example.firstapp.TEST_BROADCAST_RECEIVER"
???????
//????????intent.component?=?ComponentName(
//????????????packageName,
//????????????"com.example.firstapp.components.TestBroadcastReceiverActivity"
//????????)

????????intent.setPackage(packageName)
????????
????????sendBroadcast(intent)

這樣修改就可以收到了。