[英]Send SMS to self and receive it
我正在構建一個android應用,我想向當前用戶發送短信,然后使用BroadcastReceiver讀取該短信的內容。 目前已成功發送短信,但我的BroadcastReceiver無法正常工作。 我確實在manifest.xml中放了正確的權限:
<uses-permission android:name="android.permission.SEND_SMS" />
<uses-permission android:name="android.permission.RECEIVE_SMS" />
這是我的片段的代碼:
public class GetOtpFragment extends Fragment {
private SMSReceiver mSMSreceiver;
private VerificationActivity mActivity;
private EditText mPhoneNumber;
private Button mVerifyButton;
public GetOtpFragment() {
// Required empty public constructor
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mActivity = (VerificationActivity) getActivity();
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
return inflater.inflate(R.layout.fragment_get_otp, container, false);
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
Bundle b = getArguments();
mPhoneNumber = (EditText) view.findViewById(R.id.phone_number);
mVerifyButton = (Button) view.findViewById(R.id.verify_phone_number_button);
// I register my receiver
IntentFilter intentFilter = new IntentFilter("android.provider.Telephony.SMS_RECEIVED");
mSMSreceiver = new SMSReceiver();
mActivity.registerReceiver(mSMSreceiver, intentFilter);
// verify phone number
mVerifyButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// this works
SmsManager sms = SmsManager.getDefault();
sms.sendTextMessage(mPhoneNumber.getText().toString(), null, "test", null, null);
}
});
}
@Override
public void onStop() {
super.onStop();
mActivity.unregisterReceiver(mSMSreceiver);
}
}
還有我的BroadcastReceiver:
public class SMSReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
// never called
Toast.makeText(context, "SMS received", Toast.LENGTH_LONG);
Log.d("---- smsreceiver ---", "in smsreceiver");
}
}
因此,就像我說的那樣,短信確實已發送,可以在短信應用中找到它,但是沒有通知。 問題是,我的接收器從未被呼叫過,沒有日志,也沒有吐司,我也不知道為什么。 是因為sendTextMessage
不會創建任何通知嗎?
嘗試按照清單上的意圖進行注冊,而不是通過編程進行注冊,然后查看您是否能夠接收廣播。
<receiver
android:name="com.example.SMSReceiver"
android:permission="android.permission.BROADCAST_SMS">
<intent-filter>
<action android:name="android.provider.Telephony.SMS_RECEIVED"/>
</intent-filter>
</receiver>
如果這不起作用,則可能是因為其他一些應用程序在您開始之前就捕獲了廣播,並使用了它(因為SMS_RECEIVED
廣播是有序廣播),在這種情況下,請嘗試將android:priority="2147483000"
到該意圖中-filter像這樣:
<intent-filter android:priority="2147483000">
<action android:name="android.provider.Telephony.SMS_RECEIVED"/>
</intent-filter>
如果它確實有效,則可能是registerReceiver
出現問題,請確保您的活動保持實時狀態,直到收到短信為止。
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