我正在为我的android应用程序使用sinch视频调用API。但是，当应用程序在后台运行时，无论何时用户离线，即用户从“最近使用的标签”中清除了该应用程序，他都无法接听电话。每当用户离线时，我都使用Firebase推送通知，但它并非一直被触发，有时仅被触发。谁能建议我如何在用户从最近清除应用程序时推送来电通知，并且将在后台实际运行？
public class SinchService extends Service {
private static final String APP_KEY = "key";
private static final String APP_SECRET = "secret";
private static final String ENVIRONMENT = "clientapi.sinch.com";
public static final String CALL_ID = "CALL_ID";
static final String TAG = SinchService.class.getSimpleName();
private SinchServiceInterface mSinchServiceInterface = new SinchServiceInterface();
private SinchClient mSinchClient;
private String mUserId;
static Context context;
private StartFailedListener mListener;
@Override
public void onCreate() {
super.onCreate();
}
/* @Override
public void onDestroy() {
if (mSinchClient != null && mSinchClient.isStarted()) {
mSinchClient.terminate();
}
super.onDestroy();
}*/
private void start(String userName,String fcm_token) {
if (mSinchClient == null) {
mUserId = userName;
/*LooperThread looperThread = new LooperThread();
looperThread.start();*/
/* new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
}
});*/
mSinchClient = Sinch.getSinchClientBuilder().context(getApplicationContext()).userId(mUserId)
.applicationKey(APP_KEY)
.applicationSecret(APP_SECRET)
.environmentHost(ENVIRONMENT)
.build();
//Log.d("OnMsg","coming after getSinchServiceInterface()");
mSinchClient.setSupportMessaging(true);
mSinchClient.setSupportCalling(true);
mSinchClient.setSupportManagedPush(true);
mSinchClient.setSupportPushNotifications(true);
mSinchClient.startListeningOnActiveConnection();
/* mSinchClient.startListeningOnActiveConnection();
mSinchClient.setSupportActiveConnectionInBackground(true);*/
// mSinchClient.setSupportActiveConnectionInBackground(true);
// mSinchClient.startListeningOnActiveConnection();
/* mSinchClient.setSupportManagedPush(true);
mSinchClient.setSupportPushNotifications(true);*/
// Log.d("fcm:","fcm token in bytes "+ fcm_token.getBytes());
mSinchClient.checkManifest();
mSinchClient.addSinchClientListener(new MySinchClientListener());
mSinchClient.getCallClient().addCallClientListener(new SinchCallClientListener());
mSinchClient.start();
// mSinchClient.registerPushNotificationData(fcm_token.getBytes());
}
}
class LooperThread extends Thread {
public Handler mHandler;
@Override
public void run() {
// Initialize the current thread as a Looper
// (this thread can have a MessageQueue now)
Looper.prepare();
mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
// process incoming messages here
/* mSinchClient.setSupportMessaging(true);
mSinchClient.setSupportCalling(true);
mSinchClient.setSupportManagedPush(true);
mSinchClient.setSupportPushNotifications(true);
mSinchClient.startListeningOnActiveConnection();
*//* mSinchClient.startListeningOnActiveConnection();
mSinchClient.setSupportActiveConnectionInBackground(true);*//*
// mSinchClient.setSupportActiveConnectionInBackground(true);
// mSinchClient.startListeningOnActiveConnection();
*//* mSinchClient.setSupportManagedPush(true);
mSinchClient.setSupportPushNotifications(true);*//*
// Log.d("fcm:","fcm token in bytes "+ fcm_token.getBytes());
mSinchClient.checkManifest();
mSinchClient.addSinchClientListener(new MySinchClientListener());
mSinchClient.getCallClient().addCallClientListener(new SinchCallClientListener());
mSinchClient.start();*/
}
};
// Run the message queue in this thread
Looper.loop();
}
}
private void stop() {
if (mSinchClient != null) {
mSinchClient.terminate();
mSinchClient = null;
}
}
private boolean isStarted() {
return (mSinchClient != null && mSinchClient.isStarted());
}
@Override
public IBinder onBind(Intent intent) {
return mSinchServiceInterface;
}
public class SinchServiceInterface extends Binder {
public Call callUserVideo(String userId) {
return mSinchClient.getCallClient().callUserVideo(userId);
}
public String getUserName() {
return mUserId;
}
public boolean isStarted() {
return SinchService.this.isStarted();
}
public void startClient(String userName,String token) {
start(userName,token);
}
public void stopClient() {
stop();
}
public void setStartListener(StartFailedListener listener) {
mListener = listener;
}
public Call getCall(String callId) {
return mSinchClient.getCallClient().getCall(callId);
}
public VideoController getVideoController() {
if (!isStarted()) {
return null;
}
return mSinchClient.getVideoController();
}
public AudioController getAudioController() {
if (!isStarted()) {
return null;
}
return mSinchClient.getAudioController();
}
}
public interface StartFailedListener {
void onStartFailed(SinchError error);
void onStarted();
}
private class MySinchClientListener implements SinchClientListener {
@Override
public void onClientFailed(SinchClient client, SinchError error) {
if (mListener != null) {
mListener.onStartFailed(error);
}
/* mSinchClient.terminate();
mSinchClient = null;*/
}
@Override
public void onClientStarted(SinchClient client) {
Log.d(TAG, "SinchClient started");
if (mListener != null) {
mListener.onStarted();
mSinchClient.startListeningOnActiveConnection();
}
}
@Override
public void onClientStopped(SinchClient client) {
Log.d(TAG, "SinchClient stopped");
}
@Override
public void onLogMessage(int level, String area, String message) {
switch (level) {
case Log.DEBUG:
Log.d(area, message);
break;
case Log.ERROR:
Log.e(area, message);
break;
case Log.INFO:
Log.i(area, message);
break;
case Log.VERBOSE:
Log.v(area, message);
break;
case Log.WARN:
Log.w(area, message);
break;
}
}
@Override
public void onRegistrationCredentialsRequired(SinchClient client,
ClientRegistration clientRegistration) {
}
}
public class SinchCallClientListener implements CallClientListener {
@Override
public void onIncomingCall(CallClient callClient, Call call) {
Log.d("OnMsg", "Incoming call");
Intent intent = new Intent(SinchService.this, IncomingCallScreenActivity.class);
intent.putExtra(CALL_ID, call.getCallId());
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
SinchService.this.startActivity(intent);
}
}
}
public class PlaceCallActivity extends BaseActivity implements SinchService.StartFailedListener/*,PushTokenRegistrationCallback*/{
private Button mCallButton;
private EditText mCallName;
Button stopButton;
String token;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
//initializing UI elements
mCallName = findViewById(R.id.callName);
mCallButton = findViewById(R.id.callButton);
mCallButton.setEnabled(false);
mCallButton.setOnClickListener(buttonClickListener);
stopButton = findViewById(R.id.stopButton);
stopButton.setEnabled(false);
FirebaseInstanceId.getInstance().getInstanceId()
.addOnCompleteListener(new OnCompleteListener<InstanceIdResult>() {
@Override
public void onComplete(@NonNull Task<InstanceIdResult> task) {
if (!task.isSuccessful()) {
Log.w("test", "getInstanceId failed", task.getException());
return;
}
// Get new Instance ID token
token = task.getResult().getToken();
// Log and toast
//String msg = getString(R.string.msg_token_fmt, token);
Log.d("test", token);
Toast.makeText(PlaceCallActivity.this, token, Toast.LENGTH_SHORT).show();
}
});
stopButton.setOnClickListener(buttonClickListener);
/* try {
@SuppressLint("WrongThread") String regId = FirebaseInstanceId.getInstance().getToken("Your-Sender-ID", "FCM");
} catch (IOException e) {
e.printStackTrace();
}*/
final Handler handler = new Handler();
handler.postDelayed(new Runnable() {
@Override
public void run() {
getSinchServiceInterface().startClient(new PreferenceUtils(PlaceCallActivity.this).getName(),token);
}
}, 4000);
}
// invoked when the connection with SinchServer is established
@Override
protected void onServiceConnected() {
TextView userName = (TextView) findViewById(R.id.loggedInName);
getSinchServiceInterface().setStartListener(this);
userName.setText(new PreferenceUtils(PlaceCallActivity.this).getName());
mCallButton.setEnabled(true);
stopButton.setEnabled(true);
}
/* @Override
public void onDestroy() {
if (getSinchServiceInterface() != null) {
getSinchServiceInterface().stopClient();
}
super.onDestroy();
}*/
/*//to kill the current session of SinchService
private void stopButtonClicked() {
if (getSinchServiceInterface() != null) {
getSinchServiceInterface().stopClient();
}
finish();
}*/
//to place the call to the entered name
private void callButtonClicked() {
String userName = mCallName.getText().toString();
if (userName.isEmpty()) {
Toast.makeText(this, "Please enter a user to call", Toast.LENGTH_LONG).show();
return;
}
Call call = getSinchServiceInterface().callUserVideo(userName);
String callId = call.getCallId();
Log.d("test","call id is"+callId);
Intent callScreen = new Intent(this, CallScreenActivity.class);
callScreen.putExtra(SinchService.CALL_ID, callId);
callScreen.putExtra("TOKEN", token);
startActivity(callScreen);
}
private OnClickListener buttonClickListener = new OnClickListener() {
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.callButton:
callButtonClicked();
break;
case R.id.stopButton:
// stopButtonClicked();
break;
}
}
};
@Override
public void onStartFailed(SinchError error) {
Toast.makeText(this, error.toString(), Toast.LENGTH_LONG).show();
}
@Override
public void onStarted() {
}
}