Java Code Examples for org.whispersystems.signalservice.api.messages.multidevice.SignalServiceSyncMessage

private byte[] createMultiDeviceFetchTypeContent(SignalServiceSyncMessage.FetchType fetchType) {
  Content.Builder                 container    = Content.newBuilder();
  SyncMessage.Builder             syncMessage  = createSyncMessageBuilder();
  SyncMessage.FetchLatest.Builder fetchMessage = SyncMessage.FetchLatest.newBuilder();

  switch (fetchType) {
    case LOCAL_PROFILE:
      fetchMessage.setType(SyncMessage.FetchLatest.Type.LOCAL_PROFILE);
      break;
    case STORAGE_MANIFEST:
      fetchMessage.setType(SyncMessage.FetchLatest.Type.STORAGE_MANIFEST);
      break;
    default:
      Log.w(TAG, "Unknown fetch type!");
      break;
  }

  return container.setSyncMessage(syncMessage.setFetchLatest(fetchMessage)).build().toByteArray();
}
 

@Override
protected void onRun() throws Exception {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  List<StickerPackOperationMessage> operations = new LinkedList<>();

  try (StickerPackRecordReader reader = new StickerPackRecordReader(DatabaseFactory.getStickerDatabase(context).getInstalledStickerPacks())) {
    StickerPackRecord pack;
    while ((pack = reader.getNext()) != null) {
      byte[] packIdBytes  = Hex.fromStringCondensed(pack.getPackId());
      byte[] packKeyBytes = Hex.fromStringCondensed(pack.getPackKey());

      operations.add(new StickerPackOperationMessage(packIdBytes, packKeyBytes, StickerPackOperationMessage.Type.INSTALL));
    }
  }

  SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();
  messageSender.sendMessage(SignalServiceSyncMessage.forStickerPackOperations(operations),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

@Override
public void onRun() throws IOException, UntrustedIdentityException {
  try {
    if (!TextSecurePreferences.isMultiDevice(context)) {
      Log.i(TAG, "Not multi device...");
      return;
    }

    if (destination == null) {
      Log.w(TAG, "No destination...");
      return;
    }

    SignalServiceMessageSender    messageSender        = ApplicationDependencies.getSignalServiceMessageSender();
    Recipient                     recipient            = Recipient.resolved(destination);
    VerifiedMessage.VerifiedState verifiedState        = getVerifiedState(verifiedStatus);
    SignalServiceAddress          verifiedAddress      = RecipientUtil.toSignalServiceAddress(context, recipient);
    VerifiedMessage               verifiedMessage      = new VerifiedMessage(verifiedAddress, new IdentityKey(identityKey, 0), verifiedState, timestamp);

    messageSender.sendMessage(SignalServiceSyncMessage.forVerified(verifiedMessage),
                              UnidentifiedAccessUtil.getAccessFor(context, recipient));
  } catch (InvalidKeyException e) {
    throw new IOException(e);
  }
}
 

private void sendUpdate(SignalServiceMessageSender messageSender, File contactsFile, boolean complete)
    throws IOException, UntrustedIdentityException, NetworkException
{
  if (contactsFile.length() > 0) {
    FileInputStream               contactsFileStream = new FileInputStream(contactsFile);
    SignalServiceAttachmentStream attachmentStream   = SignalServiceAttachment.newStreamBuilder()
                                                                              .withStream(contactsFileStream)
                                                                              .withContentType("application/octet-stream")
                                                                              .withLength(contactsFile.length())
                                                                              .build();

    try {
      messageSender.sendMessage(SignalServiceSyncMessage.forContacts(new ContactsMessage(attachmentStream, complete)),
                                UnidentifiedAccessUtil.getAccessForSync(context));
    } catch (IOException ioe) {
      throw new NetworkException(ioe);
    }
  }
}
 

@Override
public void onRun() throws IOException, UntrustedIdentityException {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();
  Recipient                  recipient     = Recipient.resolved(threadRecipient);


  MessageRequestResponseMessage response;

  if (recipient.isGroup()) {
    response = MessageRequestResponseMessage.forGroup(recipient.getGroupId().get().getDecodedId(), localToRemoteType(type));
  } else {
    response = MessageRequestResponseMessage.forIndividual(RecipientUtil.toSignalServiceAddress(context, recipient), localToRemoteType(type));
  }

  messageSender.sendMessage(SignalServiceSyncMessage.forMessageRequestResponse(response),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

@Override
protected void onRun() throws Exception {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  byte[] packIdBytes  = Hex.fromStringCondensed(packId);
  byte[] packKeyBytes = Hex.fromStringCondensed(packKey);

  StickerPackOperationMessage.Type remoteType;

  switch (type) {
    case INSTALL: remoteType = StickerPackOperationMessage.Type.INSTALL; break;
    case REMOVE:  remoteType = StickerPackOperationMessage.Type.REMOVE; break;
    default:      throw new AssertionError("No matching type?");
  }

  SignalServiceMessageSender  messageSender        = ApplicationDependencies.getSignalServiceMessageSender();
  StickerPackOperationMessage stickerPackOperation = new StickerPackOperationMessage(packIdBytes, packKeyBytes, remoteType);

  messageSender.sendMessage(SignalServiceSyncMessage.forStickerPackOperations(Collections.singletonList(stickerPackOperation)),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

@Override
public void onRun() throws IOException, UntrustedIdentityException {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device...");
    return;
  }

  List<ReadMessage> readMessages = new LinkedList<>();

  for (SerializableSyncMessageId messageId : messageIds) {
    Recipient recipient = Recipient.resolved(RecipientId.from(messageId.recipientId));
    readMessages.add(new ReadMessage(RecipientUtil.toSignalServiceAddress(context, recipient), messageId.timestamp));
  }

  SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();
  messageSender.sendMessage(SignalServiceSyncMessage.forRead(readMessages), UnidentifiedAccessUtil.getAccessForSync(context));
}
 

private byte[] createMultiDeviceFetchTypeContent(SignalServiceSyncMessage.FetchType fetchType) {
  Content.Builder                 container    = Content.newBuilder();
  SyncMessage.Builder             syncMessage  = createSyncMessageBuilder();
  SyncMessage.FetchLatest.Builder fetchMessage = SyncMessage.FetchLatest.newBuilder();

  switch (fetchType) {
    case LOCAL_PROFILE:
      fetchMessage.setType(SyncMessage.FetchLatest.Type.LOCAL_PROFILE);
      break;
    case STORAGE_MANIFEST:
      fetchMessage.setType(SyncMessage.FetchLatest.Type.STORAGE_MANIFEST);
      break;
    default:
      Log.w(TAG, "Unknown fetch type!");
      break;
  }

  return container.setSyncMessage(syncMessage.setFetchLatest(fetchMessage)).build().toByteArray();
}
 

private SendMessageResult sendSelfMessage(SignalServiceDataMessage message) throws IOException {
    SignalServiceMessageSender messageSender = getMessageSender();

    SignalServiceAddress recipient = account.getSelfAddress();

    final Optional<UnidentifiedAccessPair> unidentifiedAccess = getAccessFor(recipient);
    SentTranscriptMessage transcript = new SentTranscriptMessage(Optional.of(recipient),
            message.getTimestamp(),
            message,
            message.getExpiresInSeconds(),
            Collections.singletonMap(recipient, unidentifiedAccess.isPresent()),
            false);
    SignalServiceSyncMessage syncMessage = SignalServiceSyncMessage.forSentTranscript(transcript);

    try {
        messageSender.sendMessage(syncMessage, unidentifiedAccess);
        return SendMessageResult.success(recipient, unidentifiedAccess.isPresent(), false);
    } catch (UntrustedIdentityException e) {
        account.getSignalProtocolStore().saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), e.getIdentityKey(), TrustLevel.UNTRUSTED);
        return SendMessageResult.identityFailure(recipient, e.getIdentityKey());
    }
}
 

JsonSyncMessage(SignalServiceSyncMessage syncMessage) {
    if (syncMessage.getSent().isPresent()) {
        this.sentMessage = new JsonSyncDataMessage(syncMessage.getSent().get());
    }
    if (syncMessage.getBlockedList().isPresent()) {
        this.blockedNumbers = new ArrayList<>(syncMessage.getBlockedList().get().getAddresses().size());
        for (SignalServiceAddress address : syncMessage.getBlockedList().get().getAddresses()) {
            this.blockedNumbers.add(address.getNumber().get());
        }
    }
    if (syncMessage.getRead().isPresent()) {
        this.readMessages = syncMessage.getRead().get();
    }

    if (syncMessage.getContacts().isPresent()) {
        this.type = JsonSyncMessageType.CONTACTS_SYNC;
    } else if (syncMessage.getGroups().isPresent()) {
        this.type = JsonSyncMessageType.GROUPS_SYNC;
    } else if (syncMessage.getRequest().isPresent()) {
        this.type = JsonSyncMessageType.REQUEST_SYNC;
    }
}
 

public void sendMessage(SignalServiceSyncMessage message, Optional<UnidentifiedAccessPair> unidentifiedAccess)
    throws IOException, UntrustedIdentityException
{
  byte[] content;

  if (message.getContacts().isPresent()) {
    content = createMultiDeviceContactsContent(message.getContacts().get().getContactsStream().asStream(),
                                               message.getContacts().get().isComplete());
  } else if (message.getGroups().isPresent()) {
    content = createMultiDeviceGroupsContent(message.getGroups().get().asStream());
  } else if (message.getRead().isPresent()) {
    content = createMultiDeviceReadContent(message.getRead().get());
  } else if (message.getViewOnceOpen().isPresent()) {
    content = createMultiDeviceViewOnceOpenContent(message.getViewOnceOpen().get());
  } else if (message.getBlockedList().isPresent()) {
    content = createMultiDeviceBlockedContent(message.getBlockedList().get());
  } else if (message.getConfiguration().isPresent()) {
    content = createMultiDeviceConfigurationContent(message.getConfiguration().get());
  } else if (message.getSent().isPresent()) {
    content = createMultiDeviceSentTranscriptContent(message.getSent().get(), unidentifiedAccess);
  } else if (message.getStickerPackOperations().isPresent()) {
    content = createMultiDeviceStickerPackOperationContent(message.getStickerPackOperations().get());
  } else if (message.getFetchType().isPresent()) {
    content = createMultiDeviceFetchTypeContent(message.getFetchType().get());
  } else if (message.getMessageRequestResponse().isPresent()) {
    content = createMultiDeviceMessageRequestResponseContent(message.getMessageRequestResponse().get());
  } else if (message.getKeys().isPresent()) {
    content = createMultiDeviceSyncKeysContent(message.getKeys().get());
  } else if (message.getVerified().isPresent()) {
    sendMessage(message.getVerified().get(), unidentifiedAccess);
    return;
  } else {
    throw new IOException("Unsupported sync message!");
  }

  long timestamp = message.getSent().isPresent() ? message.getSent().get().getTimestamp()
                                                 : System.currentTimeMillis();

  sendMessage(localAddress, Optional.<UnidentifiedAccess>absent(), timestamp, content, false);
}
 

private SignalServiceContent(SignalServiceSyncMessage synchronizeMessage, SignalServiceAddress sender, int senderDevice, long timestamp, long serverTimestamp, boolean needsReceipt, SignalServiceContentProto serializedState) {
  this.sender          = sender;
  this.senderDevice    = senderDevice;
  this.timestamp       = timestamp;
  this.serverTimestamp = serverTimestamp;
  this.needsReceipt    = needsReceipt;
  this.serializedState = serializedState;

  this.message            = Optional.absent();
  this.synchronizeMessage = Optional.fromNullable(synchronizeMessage);
  this.callMessage        = Optional.absent();
  this.readMessage        = Optional.absent();
  this.typingMessage      = Optional.absent();
}
 

protected SignalServiceSyncMessage buildSelfSendSyncMessage(@NonNull Context context, @NonNull SignalServiceDataMessage message, Optional<UnidentifiedAccessPair> syncAccess) {
  SignalServiceAddress  localAddress = new SignalServiceAddress(TextSecurePreferences.getLocalUuid(context), TextSecurePreferences.getLocalNumber(context));
  SentTranscriptMessage transcript   = new SentTranscriptMessage(Optional.of(localAddress),
                                                                 message.getTimestamp(),
                                                                 message,
                                                                 message.getExpiresInSeconds(),
                                                                 Collections.singletonMap(localAddress, syncAccess.isPresent()),
                                                                 false);
  return SignalServiceSyncMessage.forSentTranscript(transcript);
}
 

@Override
public void onRun()
    throws IOException, UntrustedIdentityException
{
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  RecipientDatabase database = DatabaseFactory.getRecipientDatabase(context);

  try (RecipientReader reader = database.readerForBlocked(database.getBlocked())) {
    List<SignalServiceAddress> blockedIndividuals = new LinkedList<>();
    List<byte[]>               blockedGroups      = new LinkedList<>();

    Recipient recipient;

    while ((recipient = reader.getNext()) != null) {
      if (recipient.isPushGroup()) {
        blockedGroups.add(recipient.requireGroupId().getDecodedId());
      } else if (recipient.hasServiceIdentifier()) {
        blockedIndividuals.add(RecipientUtil.toSignalServiceAddress(context, recipient));
      }
    }

    SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();
    messageSender.sendMessage(SignalServiceSyncMessage.forBlocked(new BlockedListMessage(blockedIndividuals, blockedGroups)),
                              UnidentifiedAccessUtil.getAccessForSync(context));
  }
}
 

@Override
protected void onRun() throws Exception {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();

  messageSender.sendMessage(SignalServiceSyncMessage.forFetchLatest(SignalServiceSyncMessage.FetchType.STORAGE_MANIFEST),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

private void sendUpdate(SignalServiceMessageSender messageSender, File contactsFile)
    throws IOException, UntrustedIdentityException
{
  FileInputStream               contactsFileStream = new FileInputStream(contactsFile);
  SignalServiceAttachmentStream attachmentStream   = SignalServiceAttachment.newStreamBuilder()
                                                                            .withStream(contactsFileStream)
                                                                            .withContentType("application/octet-stream")
                                                                            .withLength(contactsFile.length())
                                                                            .build();

  messageSender.sendMessage(SignalServiceSyncMessage.forGroups(attachmentStream),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

@Override
public void onRun() throws IOException, UntrustedIdentityException {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device...");
    return;
  }

  Optional<ProfileKey>       profileKey = Optional.of(ProfileKeyUtil.getSelfProfileKey());
  ByteArrayOutputStream      baos       = new ByteArrayOutputStream();
  DeviceContactsOutputStream out        = new DeviceContactsOutputStream(baos);

  out.write(new DeviceContact(RecipientUtil.toSignalServiceAddress(context, Recipient.self()),
                              Optional.absent(),
                              Optional.absent(),
                              Optional.absent(),
                              Optional.absent(),
                              profileKey,
                              false,
                              Optional.absent(),
                              Optional.absent(),
                              false));

  out.close();

  SignalServiceMessageSender    messageSender    = ApplicationDependencies.getSignalServiceMessageSender();
  SignalServiceAttachmentStream attachmentStream = SignalServiceAttachment.newStreamBuilder()
                                                                          .withStream(new ByteArrayInputStream(baos.toByteArray()))
                                                                          .withContentType("application/octet-stream")
                                                                          .withLength(baos.toByteArray().length)
                                                                          .build();

  SignalServiceSyncMessage      syncMessage      = SignalServiceSyncMessage.forContacts(new ContactsMessage(attachmentStream, false));

  messageSender.sendMessage(syncMessage, UnidentifiedAccessUtil.getAccessForSync(context));
}
 

@Override
public void onRun() throws IOException, UntrustedIdentityException {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();
  messageSender.sendMessage(SignalServiceSyncMessage.forConfiguration(new ConfigurationMessage(Optional.of(readReceiptsEnabled),
                                                                                               Optional.of(unidentifiedDeliveryIndicatorsEnabled),
                                                                                               Optional.of(typingIndicatorsEnabled),
                                                                                               Optional.of(linkPreviewsEnabled))),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

@Override
protected void onRun() throws Exception {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();

  messageSender.sendMessage(SignalServiceSyncMessage.forFetchLatest(SignalServiceSyncMessage.FetchType.LOCAL_PROFILE),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

@Override
public void onRun() throws IOException, UntrustedIdentityException {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device...");
    return;
  }

  SignalServiceMessageSender messageSender = ApplicationDependencies.getSignalServiceMessageSender();
  Recipient                  recipient     = Recipient.resolved(RecipientId.from(messageId.recipientId));
  ViewOnceOpenMessage        openMessage   = new ViewOnceOpenMessage(RecipientUtil.toSignalServiceAddress(context, recipient), messageId.timestamp);

  messageSender.sendMessage(SignalServiceSyncMessage.forViewOnceOpen(openMessage), UnidentifiedAccessUtil.getAccessForSync(context));
}
 

private static void handleSynchronizeFetchMessage(@NonNull SignalServiceSyncMessage.FetchType fetchType) {
  Log.i(TAG, "Received fetch request with type: " + fetchType);

  switch (fetchType) {
    case LOCAL_PROFILE:
      ApplicationDependencies.getJobManager().add(new RefreshOwnProfileJob());
      break;
    case STORAGE_MANIFEST:
      StorageSyncHelper.scheduleSyncForDataChange();
      break;
    default:
      Log.w(TAG, "Received a fetch message for an unknown type.");
  }
}
 

@Override
public void onRun() throws IOException, UntrustedIdentityException {
  if (!TextSecurePreferences.isMultiDevice(context)) {
    Log.i(TAG, "Not multi device, aborting...");
    return;
  }

  SignalServiceMessageSender messageSender     = ApplicationDependencies.getSignalServiceMessageSender();
  StorageKey                 storageServiceKey = SignalStore.storageServiceValues().getOrCreateStorageKey();

  messageSender.sendMessage(SignalServiceSyncMessage.forKeys(new KeysMessage(Optional.fromNullable(storageServiceKey))),
                            UnidentifiedAccessUtil.getAccessForSync(context));
}
 

public void sendMessage(SignalServiceSyncMessage message, Optional<UnidentifiedAccessPair> unidentifiedAccess)
    throws IOException, UntrustedIdentityException
{
  byte[] content;

  if (message.getContacts().isPresent()) {
    content = createMultiDeviceContactsContent(message.getContacts().get().getContactsStream().asStream(),
                                               message.getContacts().get().isComplete());
  } else if (message.getGroups().isPresent()) {
    content = createMultiDeviceGroupsContent(message.getGroups().get().asStream());
  } else if (message.getRead().isPresent()) {
    content = createMultiDeviceReadContent(message.getRead().get());
  } else if (message.getViewOnceOpen().isPresent()) {
    content = createMultiDeviceViewOnceOpenContent(message.getViewOnceOpen().get());
  } else if (message.getBlockedList().isPresent()) {
    content = createMultiDeviceBlockedContent(message.getBlockedList().get());
  } else if (message.getConfiguration().isPresent()) {
    content = createMultiDeviceConfigurationContent(message.getConfiguration().get());
  } else if (message.getSent().isPresent()) {
    content = createMultiDeviceSentTranscriptContent(message.getSent().get(), unidentifiedAccess);
  } else if (message.getStickerPackOperations().isPresent()) {
    content = createMultiDeviceStickerPackOperationContent(message.getStickerPackOperations().get());
  } else if (message.getFetchType().isPresent()) {
    content = createMultiDeviceFetchTypeContent(message.getFetchType().get());
  } else if (message.getVerified().isPresent()) {
    sendMessage(message.getVerified().get(), unidentifiedAccess);
    return;
  } else {
    throw new IOException("Unsupported sync message!");
  }

  long timestamp = message.getSent().isPresent() ? message.getSent().get().getTimestamp()
                                                 : System.currentTimeMillis();

  sendMessage(localAddress, Optional.<UnidentifiedAccess>absent(), timestamp, content, false);
}
 

public SignalServiceContent(SignalServiceSyncMessage synchronizeMessage, SignalServiceAddress sender, int senderDevice, long timestamp, boolean needsReceipt) {
  this.sender       = sender;
  this.senderDevice = senderDevice;
  this.timestamp    = timestamp;
  this.needsReceipt = needsReceipt;

  this.message            = Optional.absent();
  this.synchronizeMessage = Optional.fromNullable(synchronizeMessage);
  this.callMessage        = Optional.absent();
  this.readMessage        = Optional.absent();
  this.typingMessage      = Optional.absent();
}
 

void requestSyncGroups() throws IOException {
    SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.GROUPS).build();
    SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r));
    try {
        sendSyncMessage(message);
    } catch (UntrustedIdentityException e) {
        e.printStackTrace();
    }
}
 

void requestSyncContacts() throws IOException {
    SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.CONTACTS).build();
    SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r));
    try {
        sendSyncMessage(message);
    } catch (UntrustedIdentityException e) {
        e.printStackTrace();
    }
}
 

void requestSyncBlocked() throws IOException {
    SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.BLOCKED).build();
    SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r));
    try {
        sendSyncMessage(message);
    } catch (UntrustedIdentityException e) {
        e.printStackTrace();
    }
}
 

void requestSyncConfiguration() throws IOException {
    SignalServiceProtos.SyncMessage.Request r = SignalServiceProtos.SyncMessage.Request.newBuilder().setType(SignalServiceProtos.SyncMessage.Request.Type.CONFIGURATION).build();
    SignalServiceSyncMessage message = SignalServiceSyncMessage.forRequest(new RequestMessage(r));
    try {
        sendSyncMessage(message);
    } catch (UntrustedIdentityException e) {
        e.printStackTrace();
    }
}
 

private void sendSyncMessage(SignalServiceSyncMessage message)
        throws IOException, UntrustedIdentityException {
    SignalServiceMessageSender messageSender = getMessageSender();
    try {
        messageSender.sendMessage(message, getAccessForSync());
    } catch (UntrustedIdentityException e) {
        account.getSignalProtocolStore().saveIdentity(resolveSignalServiceAddress(e.getIdentifier()), e.getIdentityKey(), TrustLevel.UNTRUSTED);
        throw e;
    }
}
 

void sendGroups() throws IOException, UntrustedIdentityException {
    File groupsFile = IOUtils.createTempFile();

    try {
        try (OutputStream fos = new FileOutputStream(groupsFile)) {
            DeviceGroupsOutputStream out = new DeviceGroupsOutputStream(fos);
            for (GroupInfo record : account.getGroupStore().getGroups()) {
                out.write(new DeviceGroup(record.groupId, Optional.fromNullable(record.name),
                        new ArrayList<>(record.getMembers()), createGroupAvatarAttachment(record.groupId),
                        record.isMember(account.getSelfAddress()), Optional.of(record.messageExpirationTime),
                        Optional.fromNullable(record.color), record.blocked, Optional.fromNullable(record.inboxPosition), record.archived));
            }
        }

        if (groupsFile.exists() && groupsFile.length() > 0) {
            try (FileInputStream groupsFileStream = new FileInputStream(groupsFile)) {
                SignalServiceAttachmentStream attachmentStream = SignalServiceAttachment.newStreamBuilder()
                        .withStream(groupsFileStream)
                        .withContentType("application/octet-stream")
                        .withLength(groupsFile.length())
                        .build();

                sendSyncMessage(SignalServiceSyncMessage.forGroups(attachmentStream));
            }
        }
    } finally {
        try {
            Files.delete(groupsFile.toPath());
        } catch (IOException e) {
            System.err.println("Failed to delete groups temp file “" + groupsFile + "”: " + e.getMessage());
        }
    }
}