nmode's Git Repositories - signal-cli/blob - lib/src/main/java/org/asamk/signal/manager/ManagerImpl.java

   1 /*
   2   Copyright (C) 2015-2022 AsamK and contributors
   3
   4   This program is free software: you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation, either version 3 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License
  15   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal.manager;
  18
  19 import org.asamk.signal.manager.api.AttachmentInvalidException;
  20 import org.asamk.signal.manager.api.Configuration;
  21 import org.asamk.signal.manager.api.Device;
  22 import org.asamk.signal.manager.api.Group;
  23 import org.asamk.signal.manager.api.Identity;
  24 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  25 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  26 import org.asamk.signal.manager.api.InvalidStickerException;
  27 import org.asamk.signal.manager.api.Message;
  28 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  29 import org.asamk.signal.manager.api.Pair;
  30 import org.asamk.signal.manager.api.RecipientIdentifier;
  31 import org.asamk.signal.manager.api.SendGroupMessageResults;
  32 import org.asamk.signal.manager.api.SendMessageResult;
  33 import org.asamk.signal.manager.api.SendMessageResults;
  34 import org.asamk.signal.manager.api.StickerPack;
  35 import org.asamk.signal.manager.api.StickerPackId;
  36 import org.asamk.signal.manager.api.StickerPackInvalidException;
  37 import org.asamk.signal.manager.api.StickerPackUrl;
  38 import org.asamk.signal.manager.api.TypingAction;
  39 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  40 import org.asamk.signal.manager.api.UpdateGroup;
  41 import org.asamk.signal.manager.api.UpdateProfile;
  42 import org.asamk.signal.manager.api.UserStatus;
  43 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  44 import org.asamk.signal.manager.groups.GroupId;
  45 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  46 import org.asamk.signal.manager.groups.GroupNotFoundException;
  47 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  48 import org.asamk.signal.manager.groups.LastGroupAdminException;
  49 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  50 import org.asamk.signal.manager.helper.AccountFileUpdater;
  51 import org.asamk.signal.manager.helper.Context;
  52 import org.asamk.signal.manager.storage.SignalAccount;
  53 import org.asamk.signal.manager.storage.groups.GroupInfo;
  54 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  55 import org.asamk.signal.manager.storage.recipients.Profile;
  56 import org.asamk.signal.manager.storage.recipients.Recipient;
  57 import org.asamk.signal.manager.storage.recipients.RecipientId;
  58 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  59 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  60 import org.asamk.signal.manager.storage.stickers.Sticker;
  61 import org.asamk.signal.manager.util.AttachmentUtils;
  62 import org.asamk.signal.manager.util.KeyUtils;
  63 import org.asamk.signal.manager.util.StickerUtils;
  64 import org.slf4j.Logger;
  65 import org.slf4j.LoggerFactory;
  66 import org.whispersystems.signalservice.api.SignalSessionLock;
  67 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  68 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
  69 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  70 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  71 import org.whispersystems.signalservice.api.push.ACI;
  72 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
  73 import org.whispersystems.signalservice.api.util.InvalidNumberException;
  74 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  75 import org.whispersystems.signalservice.internal.util.Hex;
  76 import org.whispersystems.signalservice.internal.util.Util;
  77
  78 import java.io.File;
  79 import java.io.IOException;
  80 import java.net.URI;
  81 import java.time.Duration;
  82 import java.util.ArrayList;
  83 import java.util.Collection;
  84 import java.util.HashMap;
  85 import java.util.HashSet;
  86 import java.util.List;
  87 import java.util.Map;
  88 import java.util.Objects;
  89 import java.util.Optional;
  90 import java.util.Set;
  91 import java.util.concurrent.ExecutorService;
  92 import java.util.concurrent.Executors;
  93 import java.util.concurrent.atomic.AtomicInteger;
  94 import java.util.concurrent.locks.ReentrantLock;
  95 import java.util.function.Function;
  96 import java.util.stream.Collectors;
  97 import java.util.stream.Stream;
  98
  99 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 100
 101 class ManagerImpl implements Manager {
 102
 103     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 104
 105     private SignalAccount account;
 106     private final SignalDependencies dependencies;
 107     private final Context context;
 108
 109     private final ExecutorService executor = Executors.newCachedThreadPool();
 110
 111     private Thread receiveThread;
 112     private boolean isReceivingSynchronous;
 113     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 114     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 115     private final List<Runnable> closedListeners = new ArrayList<>();
 116     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 117     private final CompositeDisposable disposable = new CompositeDisposable();
 118
 119     ManagerImpl(
 120             SignalAccount account,
 121             PathConfig pathConfig,
 122             AccountFileUpdater accountFileUpdater,
 123             ServiceEnvironmentConfig serviceEnvironmentConfig,
 124             String userAgent
 125     ) {
 126         this.account = account;
 127
 128         final var sessionLock = new SignalSessionLock() {
 129             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 130
 131             @Override
 132             public Lock acquire() {
 133                 LEGACY_LOCK.lock();
 134                 return LEGACY_LOCK::unlock;
 135             }
 136         };
 137         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 138                 userAgent,
 139                 account.getCredentialsProvider(),
 140                 account.getSignalServiceDataStore(),
 141                 executor,
 142                 sessionLock);
 143         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 144         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 145         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 146
 147         this.context = new Context(account, new AccountFileUpdater() {
 148             @Override
 149             public void updateAccountIdentifiers(final String number, final ACI aci) {
 150                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 151                 synchronized (addressChangedListeners) {
 152                     addressChangedListeners.forEach(Runnable::run);
 153                 }
 154             }
 155
 156             @Override
 157             public void removeAccount() {
 158                 accountFileUpdater.removeAccount();
 159             }
 160         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 161         this.context.getAccountHelper().setUnregisteredListener(this::close);
 162         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 163         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 164             synchronized (this) {
 165                 this.notifyAll();
 166             }
 167         });
 168         disposable.add(account.getIdentityKeyStore().getIdentityChanges().subscribe(recipientId -> {
 169             logger.trace("Archiving old sessions for {}", recipientId);
 170             account.getSessionStore().archiveSessions(recipientId);
 171             account.getSenderKeyStore().deleteSharedWith(recipientId);
 172             final var profile = account.getProfileStore().getProfile(recipientId);
 173             if (profile != null) {
 174                 account.getProfileStore()
 175                         .storeProfile(recipientId,
 176                                 Profile.newBuilder(profile)
 177                                         .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 178                                         .withLastUpdateTimestamp(0)
 179                                         .build());
 180             }
 181         }));
 182     }
 183
 184     @Override
 185     public String getSelfNumber() {
 186         return account.getNumber();
 187     }
 188
 189     void checkAccountState() throws IOException {
 190         context.getAccountHelper().checkAccountState();
 191     }
 192
 193     @Override
 194     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException {
 195         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 196             try {
 197                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 198                 if (!canonicalizedNumber.equals(n)) {
 199                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 200                 }
 201                 return canonicalizedNumber;
 202             } catch (InvalidNumberException e) {
 203                 return "";
 204             }
 205         }));
 206
 207         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 208         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 209                 .stream()
 210                 .filter(s -> !s.isEmpty())
 211                 .collect(Collectors.toSet());
 212         final var registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 213
 214         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 215             final var number = canonicalizedNumbers.get(n);
 216             final var aci = registeredUsers.get(number);
 217             final var profile = aci == null
 218                     ? null
 219                     : context.getProfileHelper()
 220                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(aci));
 221             return new UserStatus(number.isEmpty() ? null : number,
 222                     aci == null ? null : aci.uuid(),
 223                     profile != null
 224                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 225         }));
 226     }
 227
 228     @Override
 229     public void updateAccountAttributes(String deviceName) throws IOException {
 230         if (deviceName != null) {
 231             context.getAccountHelper().setDeviceName(deviceName);
 232         }
 233         context.getAccountHelper().updateAccountAttributes();
 234     }
 235
 236     @Override
 237     public Configuration getConfiguration() {
 238         final var configurationStore = account.getConfigurationStore();
 239         return Configuration.from(configurationStore);
 240     }
 241
 242     @Override
 243     public void updateConfiguration(
 244             Configuration configuration
 245     ) throws NotPrimaryDeviceException {
 246         if (!account.isPrimaryDevice()) {
 247             throw new NotPrimaryDeviceException();
 248         }
 249
 250         final var configurationStore = account.getConfigurationStore();
 251         if (configuration.readReceipts().isPresent()) {
 252             configurationStore.setReadReceipts(configuration.readReceipts().get());
 253         }
 254         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 255             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 256         }
 257         if (configuration.typingIndicators().isPresent()) {
 258             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 259         }
 260         if (configuration.linkPreviews().isPresent()) {
 261             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 262         }
 263         context.getSyncHelper().sendConfigurationMessage();
 264     }
 265
 266     @Override
 267     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 268         context.getProfileHelper()
 269                 .setProfile(updateProfile.getGivenName(),
 270                         updateProfile.getFamilyName(),
 271                         updateProfile.getAbout(),
 272                         updateProfile.getAboutEmoji(),
 273                         updateProfile.isDeleteAvatar()
 274                                 ? Optional.empty()
 275                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 276                         updateProfile.getMobileCoinAddress());
 277         context.getSyncHelper().sendSyncFetchProfileMessage();
 278     }
 279
 280     @Override
 281     public void unregister() throws IOException {
 282         context.getAccountHelper().unregister();
 283     }
 284
 285     @Override
 286     public void deleteAccount() throws IOException {
 287         context.getAccountHelper().deleteAccount();
 288     }
 289
 290     @Override
 291     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 292         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 293
 294         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 295     }
 296
 297     @Override
 298     public List<Device> getLinkedDevices() throws IOException {
 299         var devices = dependencies.getAccountManager().getDevices();
 300         account.setMultiDevice(devices.size() > 1);
 301         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 302         return devices.stream().map(d -> {
 303             String deviceName = d.getName();
 304             if (deviceName != null) {
 305                 try {
 306                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 307                 } catch (IOException e) {
 308                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 309                 }
 310             }
 311             return new Device(d.getId(),
 312                     deviceName,
 313                     d.getCreated(),
 314                     d.getLastSeen(),
 315                     d.getId() == account.getDeviceId());
 316         }).toList();
 317     }
 318
 319     @Override
 320     public void removeLinkedDevices(int deviceId) throws IOException {
 321         context.getAccountHelper().removeLinkedDevices(deviceId);
 322     }
 323
 324     @Override
 325     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 326         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 327         context.getAccountHelper().addDevice(deviceLinkInfo);
 328     }
 329
 330     @Override
 331     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 332         if (!account.isPrimaryDevice()) {
 333             throw new NotPrimaryDeviceException();
 334         }
 335         if (pin.isPresent()) {
 336             context.getAccountHelper().setRegistrationPin(pin.get());
 337         } else {
 338             context.getAccountHelper().removeRegistrationPin();
 339         }
 340     }
 341
 342     void refreshPreKeys() throws IOException {
 343         context.getPreKeyHelper().refreshPreKeys();
 344     }
 345
 346     @Override
 347     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
 348         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 349     }
 350
 351     @Override
 352     public List<Group> getGroups() {
 353         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 354     }
 355
 356     private Group toGroup(final GroupInfo groupInfo) {
 357         if (groupInfo == null) {
 358             return null;
 359         }
 360
 361         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 362     }
 363
 364     @Override
 365     public SendGroupMessageResults quitGroup(
 366             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 367     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 368         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 369         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 370     }
 371
 372     @Override
 373     public void deleteGroup(GroupId groupId) throws IOException {
 374         final var group = context.getGroupHelper().getGroup(groupId);
 375         if (group.isMember(account.getSelfRecipientId())) {
 376             throw new IOException(
 377                     "The local group information cannot be removed, as the user is still a member of the group");
 378         }
 379         context.getGroupHelper().deleteGroup(groupId);
 380     }
 381
 382     @Override
 383     public Pair<GroupId, SendGroupMessageResults> createGroup(
 384             String name, Set<RecipientIdentifier.Single> members, File avatarFile
 385     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 386         return context.getGroupHelper()
 387                 .createGroup(name,
 388                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 389                         avatarFile);
 390     }
 391
 392     @Override
 393     public SendGroupMessageResults updateGroup(
 394             final GroupId groupId, final UpdateGroup updateGroup
 395     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 396         return context.getGroupHelper()
 397                 .updateGroup(groupId,
 398                         updateGroup.getName(),
 399                         updateGroup.getDescription(),
 400                         updateGroup.getMembers() == null
 401                                 ? null
 402                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 403                         updateGroup.getRemoveMembers() == null
 404                                 ? null
 405                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 406                         updateGroup.getAdmins() == null
 407                                 ? null
 408                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 409                         updateGroup.getRemoveAdmins() == null
 410                                 ? null
 411                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 412                         updateGroup.getBanMembers() == null
 413                                 ? null
 414                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 415                         updateGroup.getUnbanMembers() == null
 416                                 ? null
 417                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 418                         updateGroup.isResetGroupLink(),
 419                         updateGroup.getGroupLinkState(),
 420                         updateGroup.getAddMemberPermission(),
 421                         updateGroup.getEditDetailsPermission(),
 422                         updateGroup.getAvatarFile(),
 423                         updateGroup.getExpirationTimer(),
 424                         updateGroup.getIsAnnouncementGroup());
 425     }
 426
 427     @Override
 428     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 429             GroupInviteLinkUrl inviteLinkUrl
 430     ) throws IOException, InactiveGroupLinkException {
 431         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 432     }
 433
 434     private SendMessageResults sendMessage(
 435             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 436     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 437         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 438         long timestamp = System.currentTimeMillis();
 439         messageBuilder.withTimestamp(timestamp);
 440         for (final var recipient : recipients) {
 441             if (recipient instanceof RecipientIdentifier.Single single) {
 442                 try {
 443                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 444                     final var result = context.getSendHelper().sendMessage(messageBuilder, recipientId);
 445                     results.put(recipient, List.of(toSendMessageResult(result)));
 446                 } catch (UnregisteredRecipientException e) {
 447                     results.put(recipient,
 448                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 449                 }
 450             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 451                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder);
 452                 results.put(recipient, List.of(toSendMessageResult(result)));
 453             } else if (recipient instanceof RecipientIdentifier.Group group) {
 454                 final var result = context.getSendHelper().sendAsGroupMessage(messageBuilder, group.groupId());
 455                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 456             }
 457         }
 458         return new SendMessageResults(timestamp, results);
 459     }
 460
 461     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 462         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 463     }
 464
 465     private SendMessageResults sendTypingMessage(
 466             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 467     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 468         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 469         final var timestamp = System.currentTimeMillis();
 470         for (var recipient : recipients) {
 471             if (recipient instanceof RecipientIdentifier.Single single) {
 472                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 473                 try {
 474                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 475                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 476                     results.put(recipient, List.of(toSendMessageResult(result)));
 477                 } catch (UnregisteredRecipientException e) {
 478                     results.put(recipient,
 479                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 480                 }
 481             } else if (recipient instanceof RecipientIdentifier.Group) {
 482                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 483                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 484                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 485                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 486             }
 487         }
 488         return new SendMessageResults(timestamp, results);
 489     }
 490
 491     @Override
 492     public SendMessageResults sendTypingMessage(
 493             TypingAction action, Set<RecipientIdentifier> recipients
 494     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 495         return sendTypingMessage(action.toSignalService(), recipients);
 496     }
 497
 498     @Override
 499     public SendMessageResults sendReadReceipt(
 500             RecipientIdentifier.Single sender, List<Long> messageIds
 501     ) {
 502         final var timestamp = System.currentTimeMillis();
 503         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 504                 messageIds,
 505                 timestamp);
 506
 507         return sendReceiptMessage(sender, timestamp, receiptMessage);
 508     }
 509
 510     @Override
 511     public SendMessageResults sendViewedReceipt(
 512             RecipientIdentifier.Single sender, List<Long> messageIds
 513     ) {
 514         final var timestamp = System.currentTimeMillis();
 515         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 516                 messageIds,
 517                 timestamp);
 518
 519         return sendReceiptMessage(sender, timestamp, receiptMessage);
 520     }
 521
 522     private SendMessageResults sendReceiptMessage(
 523             final RecipientIdentifier.Single sender,
 524             final long timestamp,
 525             final SignalServiceReceiptMessage receiptMessage
 526     ) {
 527         try {
 528             final var result = context.getSendHelper()
 529                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 530             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 531         } catch (UnregisteredRecipientException e) {
 532             return new SendMessageResults(timestamp,
 533                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 534         }
 535     }
 536
 537     @Override
 538     public SendMessageResults sendMessage(
 539             Message message, Set<RecipientIdentifier> recipients
 540     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 541         final var selfProfile = context.getProfileHelper().getSelfProfile();
 542         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 543             logger.warn(
 544                     "No profile name set. When sending a message it's recommended to set a profile name wit the updateProfile command. This may become mandatory in the future.");
 545         }
 546         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 547         applyMessage(messageBuilder, message);
 548         return sendMessage(messageBuilder, recipients);
 549     }
 550
 551     private void applyMessage(
 552             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 553     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 554         messageBuilder.withBody(message.messageText());
 555         if (message.attachments().size() > 0) {
 556             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(message.attachments()));
 557         }
 558         if (message.mentions().size() > 0) {
 559             messageBuilder.withMentions(resolveMentions(message.mentions()));
 560         }
 561         if (message.quote().isPresent()) {
 562             final var quote = message.quote().get();
 563             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 564                     context.getRecipientHelper()
 565                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author())),
 566                     quote.message(),
 567                     List.of(),
 568                     resolveMentions(quote.mentions()),
 569                     SignalServiceDataMessage.Quote.Type.NORMAL));
 570         }
 571         if (message.sticker().isPresent()) {
 572             final var sticker = message.sticker().get();
 573             final var packId = StickerPackId.deserialize(sticker.packId());
 574             final var stickerId = sticker.stickerId();
 575
 576             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 577             if (stickerPack == null) {
 578                 throw new InvalidStickerException("Sticker pack not found");
 579             }
 580             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.getPackKey());
 581             if (manifest.stickers().size() <= stickerId) {
 582                 throw new InvalidStickerException("Sticker id not part of this pack");
 583             }
 584             final var manifestSticker = manifest.stickers().get(stickerId);
 585             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 586             if (streamDetails == null) {
 587                 throw new InvalidStickerException("Missing local sticker file");
 588             }
 589             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 590                     stickerPack.getPackKey(),
 591                     stickerId,
 592                     manifestSticker.emoji(),
 593                     AttachmentUtils.createAttachmentStream(streamDetails, Optional.empty())));
 594         }
 595         if (message.previews().size() > 0) {
 596             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 597             for (final var p : message.previews()) {
 598                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 599                         .uploadAttachment(p.image().get()) : null;
 600                 previews.add(new SignalServicePreview(p.url(),
 601                         p.title(),
 602                         p.description(),
 603                         0,
 604                         Optional.ofNullable(image)));
 605             }
 606             messageBuilder.withPreviews(previews);
 607         }
 608     }
 609
 610     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 611         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 612         for (final var m : mentionList) {
 613             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 614             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 615                     .resolveSignalServiceAddress(recipientId)
 616                     .getServiceId(), m.start(), m.length()));
 617         }
 618         return mentions;
 619     }
 620
 621     @Override
 622     public SendMessageResults sendRemoteDeleteMessage(
 623             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 624     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 625         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 626         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 627         for (final var recipient : recipients) {
 628             if (recipient instanceof RecipientIdentifier.Single r) {
 629                 try {
 630                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 631                     account.getMessageSendLogStore().deleteEntryForRecipientNonGroup(targetSentTimestamp, recipientId);
 632                 } catch (UnregisteredRecipientException ignored) {
 633                 }
 634             } else if (recipient instanceof RecipientIdentifier.Group r) {
 635                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 636             }
 637         }
 638         return sendMessage(messageBuilder, recipients);
 639     }
 640
 641     @Override
 642     public SendMessageResults sendMessageReaction(
 643             String emoji,
 644             boolean remove,
 645             RecipientIdentifier.Single targetAuthor,
 646             long targetSentTimestamp,
 647             Set<RecipientIdentifier> recipients
 648     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 649         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 650         var reaction = new SignalServiceDataMessage.Reaction(emoji,
 651                 remove,
 652                 context.getRecipientHelper().resolveSignalServiceAddress(targetAuthorRecipientId),
 653                 targetSentTimestamp);
 654         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 655         return sendMessage(messageBuilder, recipients);
 656     }
 657
 658     @Override
 659     public SendMessageResults sendPaymentNotificationMessage(
 660             byte[] receipt, String note, RecipientIdentifier.Single recipient
 661     ) throws IOException {
 662         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 663         final var payment = new SignalServiceDataMessage.Payment(paymentNotification);
 664         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 665         try {
 666             return sendMessage(messageBuilder, Set.of(recipient));
 667         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 668             throw new AssertionError(e);
 669         }
 670     }
 671
 672     @Override
 673     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 674         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 675
 676         try {
 677             return sendMessage(messageBuilder,
 678                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 679         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 680             throw new AssertionError(e);
 681         } finally {
 682             for (var recipient : recipients) {
 683                 final RecipientId recipientId;
 684                 try {
 685                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 686                 } catch (UnregisteredRecipientException e) {
 687                     continue;
 688                 }
 689                 account.getSessionStore().deleteAllSessions(recipientId);
 690             }
 691         }
 692     }
 693
 694     @Override
 695     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 696         account.removeRecipient(account.getRecipientResolver().resolveRecipient(recipient.toPartialRecipientAddress()));
 697     }
 698
 699     @Override
 700     public void deleteContact(final RecipientIdentifier.Single recipient) {
 701         account.getContactStore()
 702                 .deleteContact(account.getRecipientResolver().resolveRecipient(recipient.toPartialRecipientAddress()));
 703     }
 704
 705     @Override
 706     public void setContactName(
 707             RecipientIdentifier.Single recipient, String name
 708     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
 709         if (!account.isPrimaryDevice()) {
 710             throw new NotPrimaryDeviceException();
 711         }
 712         context.getContactHelper().setContactName(context.getRecipientHelper().resolveRecipient(recipient), name);
 713     }
 714
 715     @Override
 716     public void setContactsBlocked(
 717             Collection<RecipientIdentifier.Single> recipients, boolean blocked
 718     ) throws NotPrimaryDeviceException, IOException, UnregisteredRecipientException {
 719         if (!account.isPrimaryDevice()) {
 720             throw new NotPrimaryDeviceException();
 721         }
 722         if (recipients.size() == 0) {
 723             return;
 724         }
 725         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
 726         final var selfRecipientId = account.getSelfRecipientId();
 727         boolean shouldRotateProfileKey = false;
 728         for (final var recipientId : recipientIds) {
 729             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
 730                 continue;
 731             }
 732             context.getContactHelper().setContactBlocked(recipientId, blocked);
 733             // if we don't have a common group with the blocked contact we need to rotate the profile key
 734             shouldRotateProfileKey = blocked && (
 735                     shouldRotateProfileKey || account.getGroupStore()
 736                             .getGroups()
 737                             .stream()
 738                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
 739             );
 740         }
 741         if (shouldRotateProfileKey) {
 742             context.getProfileHelper().rotateProfileKey();
 743         }
 744         context.getSyncHelper().sendBlockedList();
 745     }
 746
 747     @Override
 748     public void setGroupsBlocked(
 749             final Collection<GroupId> groupIds, final boolean blocked
 750     ) throws GroupNotFoundException, NotPrimaryDeviceException, IOException {
 751         if (!account.isPrimaryDevice()) {
 752             throw new NotPrimaryDeviceException();
 753         }
 754         if (groupIds.size() == 0) {
 755             return;
 756         }
 757         boolean shouldRotateProfileKey = false;
 758         for (final var groupId : groupIds) {
 759             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
 760                 continue;
 761             }
 762             context.getGroupHelper().setGroupBlocked(groupId, blocked);
 763             shouldRotateProfileKey = blocked;
 764         }
 765         if (shouldRotateProfileKey) {
 766             context.getProfileHelper().rotateProfileKey();
 767         }
 768         context.getSyncHelper().sendBlockedList();
 769     }
 770
 771     @Override
 772     public void setExpirationTimer(
 773             RecipientIdentifier.Single recipient, int messageExpirationTimer
 774     ) throws IOException, UnregisteredRecipientException {
 775         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 776         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 777         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 778         try {
 779             sendMessage(messageBuilder, Set.of(recipient));
 780         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 781             throw new AssertionError(e);
 782         }
 783     }
 784
 785     @Override
 786     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 787         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 788
 789         var messageSender = dependencies.getMessageSender();
 790
 791         var packKey = KeyUtils.createStickerUploadKey();
 792         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 793         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 794
 795         var sticker = new Sticker(packId, packKey);
 796         account.getStickerStore().updateSticker(sticker);
 797
 798         return new StickerPackUrl(packId, packKey);
 799     }
 800
 801     @Override
 802     public List<StickerPack> getStickerPacks() {
 803         final var stickerPackStore = context.getStickerPackStore();
 804         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 805             if (stickerPackStore.existsStickerPack(pack.getPackId())) {
 806                 try {
 807                     final var manifest = stickerPackStore.retrieveManifest(pack.getPackId());
 808                     return new StickerPack(pack.getPackId(),
 809                             new StickerPackUrl(pack.getPackId(), pack.getPackKey()),
 810                             pack.isInstalled(),
 811                             manifest.title(),
 812                             manifest.author(),
 813                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 814                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 815                 } catch (Exception e) {
 816                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 817                 }
 818             }
 819
 820             return new StickerPack(pack.getPackId(), pack.getPackKey(), pack.isInstalled());
 821         }).toList();
 822     }
 823
 824     @Override
 825     public void requestAllSyncData() throws IOException {
 826         context.getSyncHelper().requestAllSyncData();
 827         retrieveRemoteStorage();
 828     }
 829
 830     void retrieveRemoteStorage() throws IOException {
 831         if (account.getStorageKey() != null) {
 832             context.getStorageHelper().readDataFromStorage();
 833         }
 834     }
 835
 836     @Override
 837     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 838         if (isReceivingSynchronous) {
 839             throw new IllegalStateException("Already receiving message synchronously.");
 840         }
 841         synchronized (messageHandlers) {
 842             if (isWeakListener) {
 843                 weakHandlers.add(handler);
 844             } else {
 845                 messageHandlers.add(handler);
 846                 startReceiveThreadIfRequired();
 847             }
 848         }
 849     }
 850
 851     private static final AtomicInteger threadNumber = new AtomicInteger(0);
 852
 853     private void startReceiveThreadIfRequired() {
 854         if (receiveThread != null) {
 855             return;
 856         }
 857         receiveThread = new Thread(() -> {
 858             logger.debug("Starting receiving messages");
 859             context.getReceiveHelper().receiveMessagesContinuously((envelope, e) -> {
 860                 synchronized (messageHandlers) {
 861                     Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
 862                         try {
 863                             h.handleMessage(envelope, e);
 864                         } catch (Throwable ex) {
 865                             logger.warn("Message handler failed, ignoring", ex);
 866                         }
 867                     });
 868                 }
 869             });
 870             logger.debug("Finished receiving messages");
 871             synchronized (messageHandlers) {
 872                 receiveThread = null;
 873
 874                 // Check if in the meantime another handler has been registered
 875                 if (!messageHandlers.isEmpty()) {
 876                     logger.debug("Another handler has been registered, starting receive thread again");
 877                     startReceiveThreadIfRequired();
 878                 }
 879             }
 880         });
 881         receiveThread.setName("receive-" + threadNumber.getAndIncrement());
 882
 883         receiveThread.start();
 884     }
 885
 886     @Override
 887     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 888         final Thread thread;
 889         synchronized (messageHandlers) {
 890             weakHandlers.remove(handler);
 891             messageHandlers.remove(handler);
 892             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 893                 return;
 894             }
 895             thread = receiveThread;
 896             receiveThread = null;
 897         }
 898
 899         stopReceiveThread(thread);
 900     }
 901
 902     private void stopReceiveThread(final Thread thread) {
 903         if (context.getReceiveHelper().requestStopReceiveMessages()) {
 904             logger.debug("Receive stop requested, interrupting read from server.");
 905             thread.interrupt();
 906         }
 907         try {
 908             thread.join();
 909         } catch (InterruptedException ignored) {
 910         }
 911     }
 912
 913     @Override
 914     public boolean isReceiving() {
 915         if (isReceivingSynchronous) {
 916             return true;
 917         }
 918         synchronized (messageHandlers) {
 919             return messageHandlers.size() > 0;
 920         }
 921     }
 922
 923     @Override
 924     public void receiveMessages(Duration timeout, ReceiveMessageHandler handler) throws IOException {
 925         receiveMessages(timeout, true, handler);
 926     }
 927
 928     @Override
 929     public void receiveMessages(ReceiveMessageHandler handler) throws IOException {
 930         receiveMessages(Duration.ofMinutes(1), false, handler);
 931     }
 932
 933     private void receiveMessages(
 934             Duration timeout, boolean returnOnTimeout, ReceiveMessageHandler handler
 935     ) throws IOException {
 936         if (isReceiving()) {
 937             throw new IllegalStateException("Already receiving message.");
 938         }
 939         isReceivingSynchronous = true;
 940         receiveThread = Thread.currentThread();
 941         try {
 942             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, handler);
 943         } finally {
 944             receiveThread = null;
 945             isReceivingSynchronous = false;
 946         }
 947     }
 948
 949     @Override
 950     public void setIgnoreAttachments(final boolean ignoreAttachments) {
 951         context.getReceiveHelper().setIgnoreAttachments(ignoreAttachments);
 952     }
 953
 954     @Override
 955     public boolean hasCaughtUpWithOldMessages() {
 956         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
 957     }
 958
 959     @Override
 960     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
 961         final RecipientId recipientId;
 962         try {
 963             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 964         } catch (UnregisteredRecipientException e) {
 965             return false;
 966         }
 967         return context.getContactHelper().isContactBlocked(recipientId);
 968     }
 969
 970     @Override
 971     public void sendContacts() throws IOException {
 972         context.getSyncHelper().sendContacts();
 973     }
 974
 975     @Override
 976     public List<Recipient> getRecipients(
 977             boolean onlyContacts,
 978             Optional<Boolean> blocked,
 979             Collection<RecipientIdentifier.Single> recipients,
 980             Optional<String> name
 981     ) {
 982         final var recipientIds = recipients.stream().map(a -> {
 983             try {
 984                 return context.getRecipientHelper().resolveRecipient(a);
 985             } catch (UnregisteredRecipientException e) {
 986                 return null;
 987             }
 988         }).filter(Objects::nonNull).collect(Collectors.toSet());
 989         // refresh profiles of explicitly given recipients
 990         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
 991         return account.getRecipientStore().getRecipients(onlyContacts, blocked, recipientIds, name);
 992     }
 993
 994     @Override
 995     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
 996         final RecipientId recipientId;
 997         try {
 998             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 999         } catch (UnregisteredRecipientException e) {
1000             return null;
1001         }
1002
1003         final var contact = account.getContactStore().getContact(recipientId);
1004         if (contact != null && !Util.isEmpty(contact.getName())) {
1005             return contact.getName();
1006         }
1007
1008         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1009         if (profile != null) {
1010             return profile.getDisplayName();
1011         }
1012
1013         return null;
1014     }
1015
1016     @Override
1017     public Group getGroup(GroupId groupId) {
1018         return toGroup(context.getGroupHelper().getGroup(groupId));
1019     }
1020
1021     @Override
1022     public List<Identity> getIdentities() {
1023         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
1024     }
1025
1026     private Identity toIdentity(final IdentityInfo identityInfo) {
1027         if (identityInfo == null) {
1028             return null;
1029         }
1030
1031         final var address = account.getRecipientAddressResolver()
1032                 .resolveRecipientAddress(identityInfo.getRecipientId());
1033         final var scannableFingerprint = context.getIdentityHelper()
1034                 .computeSafetyNumberForScanning(identityInfo.getRecipientId(), identityInfo.getIdentityKey());
1035         return new Identity(address,
1036                 identityInfo.getIdentityKey(),
1037                 context.getIdentityHelper()
1038                         .computeSafetyNumber(identityInfo.getRecipientId(), identityInfo.getIdentityKey()),
1039                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1040                 identityInfo.getTrustLevel(),
1041                 identityInfo.getDateAdded());
1042     }
1043
1044     @Override
1045     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1046         IdentityInfo identity;
1047         try {
1048             identity = account.getIdentityKeyStore()
1049                     .getIdentity(context.getRecipientHelper().resolveRecipient(recipient));
1050         } catch (UnregisteredRecipientException e) {
1051             identity = null;
1052         }
1053         return identity == null ? List.of() : List.of(toIdentity(identity));
1054     }
1055
1056     @Override
1057     public boolean trustIdentityVerified(
1058             RecipientIdentifier.Single recipient, byte[] fingerprint
1059     ) throws UnregisteredRecipientException {
1060         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
1061     }
1062
1063     @Override
1064     public boolean trustIdentityVerifiedSafetyNumber(
1065             RecipientIdentifier.Single recipient, String safetyNumber
1066     ) throws UnregisteredRecipientException {
1067         return trustIdentity(recipient,
1068                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1069     }
1070
1071     @Override
1072     public boolean trustIdentityVerifiedSafetyNumber(
1073             RecipientIdentifier.Single recipient, byte[] safetyNumber
1074     ) throws UnregisteredRecipientException {
1075         return trustIdentity(recipient,
1076                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1077     }
1078
1079     @Override
1080     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1081         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1082     }
1083
1084     private boolean trustIdentity(
1085             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1086     ) throws UnregisteredRecipientException {
1087         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1088         final var updated = trustMethod.apply(recipientId);
1089         if (updated && this.isReceiving()) {
1090             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
1091         }
1092         return updated;
1093     }
1094
1095     @Override
1096     public void addAddressChangedListener(final Runnable listener) {
1097         synchronized (addressChangedListeners) {
1098             addressChangedListeners.add(listener);
1099         }
1100     }
1101
1102     @Override
1103     public void addClosedListener(final Runnable listener) {
1104         synchronized (closedListeners) {
1105             closedListeners.add(listener);
1106         }
1107     }
1108
1109     @Override
1110     public void close() {
1111         Thread thread;
1112         synchronized (messageHandlers) {
1113             weakHandlers.clear();
1114             messageHandlers.clear();
1115             thread = receiveThread;
1116             receiveThread = null;
1117         }
1118         if (thread != null) {
1119             stopReceiveThread(thread);
1120         }
1121         executor.shutdown();
1122
1123         dependencies.getSignalWebSocket().disconnect();
1124         disposable.dispose();
1125
1126         if (account != null) {
1127             account.close();
1128         }
1129
1130         synchronized (closedListeners) {
1131             closedListeners.forEach(Runnable::run);
1132             closedListeners.clear();
1133         }
1134
1135         account = null;
1136     }
1137 }