From 591c0fe8a3744608575a6dcb1f6f4f9f818948d2 Mon Sep 17 00:00:00 2001
From: AsamK <asamk@gmx.de>
Date: Tue, 8 Dec 2020 20:59:20 +0100
Subject: [PATCH] Reformat project

---
 .idea/codeStyles/Project.xml                  |   1 +
 src/main/java/org/asamk/Signal.java           |  35 ++++-
 .../signal/JsonDbusReceiveMessageHandler.java |  46 ++++---
 src/main/java/org/asamk/signal/Main.java      |  22 ++--
 .../asamk/signal/ReceiveMessageHandler.java   | 122 ++++++++++++++----
 .../asamk/signal/commands/BlockCommand.java   |   8 +-
 .../asamk/signal/commands/DaemonCommand.java  |   8 +-
 .../asamk/signal/commands/LinkCommand.java    |   9 +-
 .../signal/commands/ListDevicesCommand.java   |   5 +-
 .../signal/commands/ListGroupsCommand.java    |  19 ++-
 .../commands/ListIdentitiesCommand.java       |  11 +-
 .../signal/commands/QuitGroupCommand.java     |   7 +-
 .../asamk/signal/commands/ReceiveCommand.java |  53 +++++---
 .../asamk/signal/commands/SendCommand.java    |  18 +--
 .../signal/commands/SendReactionCommand.java  |  17 ++-
 .../asamk/signal/commands/TrustCommand.java   |  19 +--
 .../asamk/signal/commands/UnblockCommand.java |   8 +-
 .../signal/commands/UpdateContactCommand.java |   7 +-
 .../signal/commands/UpdateGroupCommand.java   |  13 +-
 .../signal/commands/UpdateProfileCommand.java |  15 +--
 .../asamk/signal/commands/VerifyCommand.java  |   9 +-
 .../org/asamk/signal/dbus/DbusSignalImpl.java |   3 +-
 .../asamk/signal/json/JsonDataMessage.java    |  10 +-
 .../asamk/signal/json/JsonReceiptMessage.java |   4 +-
 .../org/asamk/signal/manager/GroupUtils.java  |  28 ++++
 .../asamk/signal/manager/HandleAction.java    |   9 +-
 .../org/asamk/signal/manager/Manager.java     |   2 +-
 .../org/asamk/signal/manager/PathConfig.java  |   6 +-
 .../signal/manager/ProvisioningManager.java   |  21 ++-
 .../asamk/signal/manager/ServiceConfig.java   |  21 +--
 .../java/org/asamk/signal/manager/Utils.java  |  52 ++++++--
 .../signal/manager/helper/GroupHelper.java    |  23 ----
 .../signal/manager/helper/ProfileHelper.java  |  20 +--
 .../helper/UnidentifiedAccessHelper.java      |  29 +++--
 .../asamk/signal/storage/SignalAccount.java   |  29 ++++-
 .../signal/storage/groups/GroupInfoV1.java    |  21 ++-
 .../signal/storage/groups/GroupInfoV2.java    |   9 +-
 .../signal/storage/groups/JsonGroupStore.java |   7 +-
 .../storage/profiles/SignalProfile.java       |  42 ++++--
 .../protocol/JsonIdentityKeyStore.java        |  42 +++---
 .../storage/protocol/JsonPreKeyStore.java     |   8 +-
 .../storage/protocol/JsonSessionStore.java    |  16 +--
 .../protocol/JsonSignalProtocolStore.java     |  11 +-
 .../protocol/JsonSignedPreKeyStore.java       |   8 +-
 .../storage/protocol/RecipientStore.java      |   8 +-
 .../signal/storage/stickers/StickerStore.java |   8 +-
 .../threads/LegacyJsonThreadStore.java        |   8 +-
 .../org/asamk/signal/util/ErrorUtils.java     |   3 +-
 src/main/java/org/asamk/signal/util/Hex.java  |   4 +-
 .../asamk/signal/util/SecurityProvider.java   |   9 +-
 src/main/java/org/asamk/signal/util/Util.java |   3 +-
 51 files changed, 580 insertions(+), 336 deletions(-)
 create mode 100644 src/main/java/org/asamk/signal/manager/GroupUtils.java

diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index 5efac8c1..d72f15eb 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -67,6 +67,7 @@
       <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
       <option name="TERNARY_OPERATION_WRAP" value="5" />
       <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
+      <option name="ENUM_CONSTANTS_WRAP" value="2" />
     </codeStyleSettings>
     <codeStyleSettings language="XML">
       <arrangement>
diff --git a/src/main/java/org/asamk/Signal.java b/src/main/java/org/asamk/Signal.java
index a93d6d86..317c70f2 100644
--- a/src/main/java/org/asamk/Signal.java
+++ b/src/main/java/org/asamk/Signal.java
@@ -13,13 +13,19 @@ import java.util.List;
  */
 public interface Signal extends DBusInterface {
 
-    long sendMessage(String message, List<String> attachments, String recipient) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber;
+    long sendMessage(
+            String message, List<String> attachments, String recipient
+    ) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber;
 
-    long sendMessage(String message, List<String> attachments, List<String> recipients) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber, Error.UnregisteredUser, Error.UntrustedIdentity;
+    long sendMessage(
+            String message, List<String> attachments, List<String> recipients
+    ) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber, Error.UnregisteredUser, Error.UntrustedIdentity;
 
     void sendEndSessionMessage(List<String> recipients) throws Error.Failure, Error.InvalidNumber, Error.UnregisteredUser, Error.UntrustedIdentity;
 
-    long sendGroupMessage(String message, List<String> attachments, byte[] groupId) throws Error.GroupNotFound, Error.Failure, Error.AttachmentInvalid, Error.UnregisteredUser, Error.UntrustedIdentity;
+    long sendGroupMessage(
+            String message, List<String> attachments, byte[] groupId
+    ) throws Error.GroupNotFound, Error.Failure, Error.AttachmentInvalid, Error.UnregisteredUser, Error.UntrustedIdentity;
 
     String getContactName(String number) throws Error.InvalidNumber;
 
@@ -35,7 +41,9 @@ public interface Signal extends DBusInterface {
 
     List<String> getGroupMembers(byte[] groupId);
 
-    byte[] updateGroup(byte[] groupId, String name, List<String> members, String avatar) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber, Error.GroupNotFound, Error.UnregisteredUser, Error.UntrustedIdentity;
+    byte[] updateGroup(
+            byte[] groupId, String name, List<String> members, String avatar
+    ) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber, Error.GroupNotFound, Error.UnregisteredUser, Error.UntrustedIdentity;
 
     boolean isRegistered();
 
@@ -47,7 +55,14 @@ public interface Signal extends DBusInterface {
         private final String message;
         private final List<String> attachments;
 
-        public MessageReceived(String objectpath, long timestamp, String sender, byte[] groupId, String message, List<String> attachments) throws DBusException {
+        public MessageReceived(
+                String objectpath,
+                long timestamp,
+                String sender,
+                byte[] groupId,
+                String message,
+                List<String> attachments
+        ) throws DBusException {
             super(objectpath, timestamp, sender, groupId, message, attachments);
             this.timestamp = timestamp;
             this.sender = sender;
@@ -106,7 +121,15 @@ public interface Signal extends DBusInterface {
         private final String message;
         private final List<String> attachments;
 
-        public SyncMessageReceived(String objectpath, long timestamp, String source, String destination, byte[] groupId, String message, List<String> attachments) throws DBusException {
+        public SyncMessageReceived(
+                String objectpath,
+                long timestamp,
+                String source,
+                String destination,
+                byte[] groupId,
+                String message,
+                List<String> attachments
+        ) throws DBusException {
             super(objectpath, timestamp, source, destination, groupId, message, attachments);
             this.timestamp = timestamp;
             this.source = source;
diff --git a/src/main/java/org/asamk/signal/JsonDbusReceiveMessageHandler.java b/src/main/java/org/asamk/signal/JsonDbusReceiveMessageHandler.java
index 4e4c33cf..55b4841e 100644
--- a/src/main/java/org/asamk/signal/JsonDbusReceiveMessageHandler.java
+++ b/src/main/java/org/asamk/signal/JsonDbusReceiveMessageHandler.java
@@ -29,30 +29,33 @@ public class JsonDbusReceiveMessageHandler extends JsonReceiveMessageHandler {
         this.objectPath = objectPath;
     }
 
-    static void sendReceivedMessageToDbus(SignalServiceEnvelope envelope, SignalServiceContent content, DBusConnection conn, final String objectPath, Manager m) {
+    static void sendReceivedMessageToDbus(
+            SignalServiceEnvelope envelope,
+            SignalServiceContent content,
+            DBusConnection conn,
+            final String objectPath,
+            Manager m
+    ) {
         if (envelope.isReceipt()) {
             try {
-                conn.sendMessage(new Signal.ReceiptReceived(
-                        objectPath,
-                        envelope.getTimestamp(),
+                conn.sendMessage(new Signal.ReceiptReceived(objectPath, envelope.getTimestamp(),
                         // A receipt envelope always has a source address
-                        envelope.getSourceAddress().getLegacyIdentifier()
-                ));
+                        envelope.getSourceAddress().getLegacyIdentifier()));
             } catch (DBusException e) {
                 e.printStackTrace();
             }
         } else if (content != null) {
-            final SignalServiceAddress sender = !envelope.isUnidentifiedSender() && envelope.hasSource() ? envelope.getSourceAddress() : content.getSender();
+            final SignalServiceAddress sender = !envelope.isUnidentifiedSender() && envelope.hasSource()
+                    ? envelope.getSourceAddress()
+                    : content.getSender();
             if (content.getReceiptMessage().isPresent()) {
                 final SignalServiceReceiptMessage receiptMessage = content.getReceiptMessage().get();
                 if (receiptMessage.isDeliveryReceipt()) {
                     for (long timestamp : receiptMessage.getTimestamps()) {
                         try {
-                            conn.sendMessage(new Signal.ReceiptReceived(
-                                    objectPath,
+                            conn.sendMessage(new Signal.ReceiptReceived(objectPath,
                                     timestamp,
-                                    sender.getLegacyIdentifier()
-                            ));
+                                    sender.getLegacyIdentifier()));
                         } catch (DBusException e) {
                             e.printStackTrace();
                         }
@@ -62,13 +65,13 @@ public class JsonDbusReceiveMessageHandler extends JsonReceiveMessageHandler {
                 SignalServiceDataMessage message = content.getDataMessage().get();
 
                 byte[] groupId = getGroupId(m, message);
-                if (!message.isEndSession() &&
-                        (groupId == null
+                if (!message.isEndSession() && (
+                        groupId == null
                                 || message.getGroupContext().get().getGroupV1Type() == null
-                                || message.getGroupContext().get().getGroupV1Type() == SignalServiceGroup.Type.DELIVER)) {
+                                || message.getGroupContext().get().getGroupV1Type() == SignalServiceGroup.Type.DELIVER
+                )) {
                     try {
-                        conn.sendMessage(new Signal.MessageReceived(
-                                objectPath,
+                        conn.sendMessage(new Signal.MessageReceived(objectPath,
                                 message.getTimestamp(),
                                 sender.getLegacyIdentifier(),
                                 groupId != null ? groupId : new byte[0],
@@ -83,16 +86,19 @@ public class JsonDbusReceiveMessageHandler extends JsonReceiveMessageHandler {
                 if (sync_message.getSent().isPresent()) {
                     SentTranscriptMessage transcript = sync_message.getSent().get();
 
-                    if (transcript.getDestination().isPresent() || transcript.getMessage().getGroupContext().isPresent()) {
+                    if (transcript.getDestination().isPresent() || transcript.getMessage()
+                            .getGroupContext()
+                            .isPresent()) {
                         SignalServiceDataMessage message = transcript.getMessage();
                         byte[] groupId = getGroupId(m, message);
 
                         try {
-                            conn.sendMessage(new Signal.SyncMessageReceived(
-                                    objectPath,
+                            conn.sendMessage(new Signal.SyncMessageReceived(objectPath,
                                     transcript.getTimestamp(),
                                     sender.getLegacyIdentifier(),
-                                    transcript.getDestination().isPresent() ? transcript.getDestination().get().getLegacyIdentifier() : "",
+                                    transcript.getDestination().isPresent() ? transcript.getDestination()
+                                            .get()
+                                            .getLegacyIdentifier() : "",
                                     groupId != null ? groupId : new byte[0],
                                     message.getBody().isPresent() ? message.getBody().get() : "",
                                     JsonDbusReceiveMessageHandler.getAttachments(message, m)));
diff --git a/src/main/java/org/asamk/signal/Main.java b/src/main/java/org/asamk/signal/Main.java
index b95b0093..a547e026 100644
--- a/src/main/java/org/asamk/signal/Main.java
+++ b/src/main/java/org/asamk/signal/Main.java
@@ -84,8 +84,8 @@ public class Main {
                     busType = DBusConnection.DBusBusType.SESSION;
                 }
                 try (DBusConnection dBusConn = DBusConnection.getConnection(busType)) {
-                    Signal ts = dBusConn.getRemoteObject(
-                            DbusConfig.SIGNAL_BUSNAME, DbusConfig.SIGNAL_OBJECTPATH,
+                    Signal ts = dBusConn.getRemoteObject(DbusConfig.SIGNAL_BUSNAME,
+                            DbusConfig.SIGNAL_OBJECTPATH,
                             Signal.class);
 
                     return handleCommands(ns, ts, dBusConn);
@@ -103,7 +103,8 @@ public class Main {
                 dataPath = getDefaultDataPath();
             }
 
-            final SignalServiceConfiguration serviceConfiguration = ServiceConfig.createDefaultServiceConfiguration(BaseConfig.USER_AGENT);
+            final SignalServiceConfiguration serviceConfiguration = ServiceConfig.createDefaultServiceConfiguration(
+                    BaseConfig.USER_AGENT);
 
             if (username == null) {
                 ProvisioningManager pm = new ProvisioningManager(dataPath, serviceConfiguration, BaseConfig.USER_AGENT);
@@ -225,21 +226,14 @@ public class Main {
                 .description("Commandline interface for Signal.")
                 .version(BaseConfig.PROJECT_NAME + " " + BaseConfig.PROJECT_VERSION);
 
-        parser.addArgument("-v", "--version")
-                .help("Show package version.")
-                .action(Arguments.version());
+        parser.addArgument("-v", "--version").help("Show package version.").action(Arguments.version());
         parser.addArgument("--config")
                 .help("Set the path, where to store the config (Default: $XDG_DATA_HOME/signal-cli , $HOME/.local/share/signal-cli).");
 
         MutuallyExclusiveGroup mut = parser.addMutuallyExclusiveGroup();
-        mut.addArgument("-u", "--username")
-                .help("Specify your phone number, that will be used for verification.");
-        mut.addArgument("--dbus")
-                .help("Make request via user dbus.")
-                .action(Arguments.storeTrue());
-        mut.addArgument("--dbus-system")
-                .help("Make request via system dbus.")
-                .action(Arguments.storeTrue());
+        mut.addArgument("-u", "--username").help("Specify your phone number, that will be used for verification.");
+        mut.addArgument("--dbus").help("Make request via user dbus.").action(Arguments.storeTrue());
+        mut.addArgument("--dbus-system").help("Make request via system dbus.").action(Arguments.storeTrue());
 
         Subparsers subparsers = parser.addSubparsers()
                 .title("subcommands")
diff --git a/src/main/java/org/asamk/signal/ReceiveMessageHandler.java b/src/main/java/org/asamk/signal/ReceiveMessageHandler.java
index f32303b1..2e9654a0 100644
--- a/src/main/java/org/asamk/signal/ReceiveMessageHandler.java
+++ b/src/main/java/org/asamk/signal/ReceiveMessageHandler.java
@@ -52,7 +52,9 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
         if (!envelope.isUnidentifiedSender() && envelope.hasSource()) {
             SignalServiceAddress source = envelope.getSourceAddress();
             ContactInfo sourceContact = m.getContact(source.getLegacyIdentifier());
-            System.out.println(String.format("Envelope from: %s (device: %d)", (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + source.getLegacyIdentifier(), envelope.getSourceDevice()));
+            System.out.println(String.format("Envelope from: %s (device: %d)",
+                    (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + source.getLegacyIdentifier(),
+                    envelope.getSourceDevice()));
             if (source.getRelay().isPresent()) {
                 System.out.println("Relayed by: " + source.getRelay().get());
             }
@@ -70,18 +72,35 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
             if (exception != null) {
                 if (exception instanceof org.whispersystems.libsignal.UntrustedIdentityException) {
                     org.whispersystems.libsignal.UntrustedIdentityException e = (org.whispersystems.libsignal.UntrustedIdentityException) exception;
-                    System.out.println("The user’s key is untrusted, either the user has reinstalled Signal or a third party sent this message.");
-                    System.out.println("Use 'signal-cli -u " + m.getUsername() + " listIdentities -n " + e.getName() + "', verify the key and run 'signal-cli -u " + m.getUsername() + " trust -v \"FINGER_PRINT\" " + e.getName() + "' to mark it as trusted");
-                    System.out.println("If you don't care about security, use 'signal-cli -u " + m.getUsername() + " trust -a " + e.getName() + "' to trust it without verification");
+                    System.out.println(
+                            "The user’s key is untrusted, either the user has reinstalled Signal or a third party sent this message.");
+                    System.out.println("Use 'signal-cli -u "
+                            + m.getUsername()
+                            + " listIdentities -n "
+                            + e.getName()
+                            + "', verify the key and run 'signal-cli -u "
+                            + m.getUsername()
+                            + " trust -v \"FINGER_PRINT\" "
+                            + e.getName()
+                            + "' to mark it as trusted");
+                    System.out.println("If you don't care about security, use 'signal-cli -u "
+                            + m.getUsername()
+                            + " trust -a "
+                            + e.getName()
+                            + "' to trust it without verification");
                 } else {
-                    System.out.println("Exception: " + exception.getMessage() + " (" + exception.getClass().getSimpleName() + ")");
+                    System.out.println("Exception: " + exception.getMessage() + " (" + exception.getClass()
+                            .getSimpleName() + ")");
                 }
             }
             if (content == null) {
                 System.out.println("Failed to decrypt message.");
             } else {
                 ContactInfo sourceContact = m.getContact(content.getSender().getLegacyIdentifier());
-                System.out.println(String.format("Sender: %s (device: %d)", (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + content.getSender().getLegacyIdentifier(), content.getSenderDevice()));
+                System.out.println(String.format("Sender: %s (device: %d)",
+                        (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + content.getSender()
+                                .getLegacyIdentifier(),
+                        content.getSenderDevice()));
                 if (content.getDataMessage().isPresent()) {
                     SignalServiceDataMessage message = content.getDataMessage().get();
                     handleSignalServiceDataMessage(message);
@@ -107,7 +126,11 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
                         System.out.println("Received sync read messages list");
                         for (ReadMessage rm : syncMessage.getRead().get()) {
                             ContactInfo fromContact = m.getContact(rm.getSender().getLegacyIdentifier());
-                            System.out.println("From: " + (fromContact == null ? "" : "“" + fromContact.name + "” ") + rm.getSender().getLegacyIdentifier() + " Message timestamp: " + DateUtils.formatTimestamp(rm.getTimestamp()));
+                            System.out.println("From: "
+                                    + (fromContact == null ? "" : "“" + fromContact.name + "” ")
+                                    + rm.getSender().getLegacyIdentifier()
+                                    + " Message timestamp: "
+                                    + DateUtils.formatTimestamp(rm.getTimestamp()));
                         }
                     }
                     if (syncMessage.getRequest().isPresent()) {
@@ -140,15 +163,19 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
                             StringBuilder toBuilder = new StringBuilder();
                             for (SignalServiceAddress dest : sentTranscriptMessage.getRecipients()) {
                                 ContactInfo destContact = m.getContact(dest.getLegacyIdentifier());
-                                toBuilder.append(destContact == null ? "" : "“" + destContact.name + "” ").append(dest.getLegacyIdentifier()).append(" ");
+                                toBuilder.append(destContact == null ? "" : "“" + destContact.name + "” ")
+                                        .append(dest.getLegacyIdentifier())
+                                        .append(" ");
                             }
                             to = toBuilder.toString();
                         } else {
                             to = "Unknown";
                         }
-                        System.out.println("To: " + to + " , Message timestamp: " + DateUtils.formatTimestamp(sentTranscriptMessage.getTimestamp()));
+                        System.out.println("To: " + to + " , Message timestamp: " + DateUtils.formatTimestamp(
+                                sentTranscriptMessage.getTimestamp()));
                         if (sentTranscriptMessage.getExpirationStartTimestamp() > 0) {
-                            System.out.println("Expiration started at: " + DateUtils.formatTimestamp(sentTranscriptMessage.getExpirationStartTimestamp()));
+                            System.out.println("Expiration started at: " + DateUtils.formatTimestamp(
+                                    sentTranscriptMessage.getExpirationStartTimestamp()));
                         }
                         SignalServiceDataMessage message = sentTranscriptMessage.getMessage();
                         handleSignalServiceDataMessage(message);
@@ -164,24 +191,38 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
                     if (syncMessage.getVerified().isPresent()) {
                         System.out.println("Received sync message with verified identities:");
                         final VerifiedMessage verifiedMessage = syncMessage.getVerified().get();
-                        System.out.println(" - " + verifiedMessage.getDestination() + ": " + verifiedMessage.getVerified());
-                        String safetyNumber = Util.formatSafetyNumber(m.computeSafetyNumber(verifiedMessage.getDestination(), verifiedMessage.getIdentityKey()));
+                        System.out.println(" - "
+                                + verifiedMessage.getDestination()
+                                + ": "
+                                + verifiedMessage.getVerified());
+                        String safetyNumber = Util.formatSafetyNumber(m.computeSafetyNumber(verifiedMessage.getDestination(),
+                                verifiedMessage.getIdentityKey()));
                         System.out.println("   " + safetyNumber);
                     }
                     if (syncMessage.getConfiguration().isPresent()) {
                         System.out.println("Received sync message with configuration:");
                         final ConfigurationMessage configurationMessage = syncMessage.getConfiguration().get();
                         if (configurationMessage.getReadReceipts().isPresent()) {
-                            System.out.println(" - Read receipts: " + (configurationMessage.getReadReceipts().get() ? "enabled" : "disabled"));
+                            System.out.println(" - Read receipts: " + (
+                                    configurationMessage.getReadReceipts().get() ? "enabled" : "disabled"
+                            ));
                         }
                         if (configurationMessage.getLinkPreviews().isPresent()) {
-                            System.out.println(" - Link previews: " + (configurationMessage.getLinkPreviews().get() ? "enabled" : "disabled"));
+                            System.out.println(" - Link previews: " + (
+                                    configurationMessage.getLinkPreviews().get() ? "enabled" : "disabled"
+                            ));
                         }
                         if (configurationMessage.getTypingIndicators().isPresent()) {
-                            System.out.println(" - Typing indicators: " + (configurationMessage.getTypingIndicators().get() ? "enabled" : "disabled"));
+                            System.out.println(" - Typing indicators: " + (
+                                    configurationMessage.getTypingIndicators().get() ? "enabled" : "disabled"
+                            ));
                         }
                         if (configurationMessage.getUnidentifiedDeliveryIndicators().isPresent()) {
-                            System.out.println(" - Unidentified Delivery Indicators: " + (configurationMessage.getUnidentifiedDeliveryIndicators().get() ? "enabled" : "disabled"));
+                            System.out.println(" - Unidentified Delivery Indicators: " + (
+                                    configurationMessage.getUnidentifiedDeliveryIndicators().get()
+                                            ? "enabled"
+                                            : "disabled"
+                            ));
                         }
                     }
                     if (syncMessage.getFetchType().isPresent()) {
@@ -195,7 +236,8 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
                         System.out.println(" - Timestamp:" + viewOnceOpenMessage.getTimestamp());
                     }
                     if (syncMessage.getStickerPackOperations().isPresent()) {
-                        final List<StickerPackOperationMessage> stickerPackOperationMessages = syncMessage.getStickerPackOperations().get();
+                        final List<StickerPackOperationMessage> stickerPackOperationMessages = syncMessage.getStickerPackOperations()
+                                .get();
                         System.out.println("Received sync message with sticker pack operations:");
                         for (StickerPackOperationMessage m : stickerPackOperationMessages) {
                             System.out.println(" - " + m.getType().toString());
@@ -208,21 +250,27 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
                         }
                     }
                     if (syncMessage.getMessageRequestResponse().isPresent()) {
-                        final MessageRequestResponseMessage requestResponseMessage = syncMessage.getMessageRequestResponse().get();
+                        final MessageRequestResponseMessage requestResponseMessage = syncMessage.getMessageRequestResponse()
+                                .get();
                         System.out.println("Received message request response:");
                         System.out.println("  Type: " + requestResponseMessage.getType());
                         if (requestResponseMessage.getGroupId().isPresent()) {
-                            System.out.println("  Group id: " + Base64.encodeBytes(requestResponseMessage.getGroupId().get()));
+                            System.out.println("  Group id: " + Base64.encodeBytes(requestResponseMessage.getGroupId()
+                                    .get()));
                         }
                         if (requestResponseMessage.getPerson().isPresent()) {
-                            System.out.println("  Person: " + requestResponseMessage.getPerson().get().getLegacyIdentifier());
+                            System.out.println("  Person: " + requestResponseMessage.getPerson()
+                                    .get()
+                                    .getLegacyIdentifier());
                         }
                     }
                     if (syncMessage.getKeys().isPresent()) {
                         final KeysMessage keysMessage = syncMessage.getKeys().get();
                         System.out.println("Received sync message with keys:");
                         if (keysMessage.getStorageService().isPresent()) {
-                            System.out.println("  With storage key length: " + keysMessage.getStorageService().get().serialize().length);
+                            System.out.println("  With storage key length: " + keysMessage.getStorageService()
+                                    .get()
+                                    .serialize().length);
                         } else {
                             System.out.println("  With empty storage key");
                         }
@@ -246,7 +294,10 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
                     if (callMessage.getIceUpdateMessages().isPresent()) {
                         List<IceUpdateMessage> iceUpdateMessages = callMessage.getIceUpdateMessages().get();
                         for (IceUpdateMessage iceUpdateMessage : iceUpdateMessages) {
-                            System.out.println("Ice update message: " + iceUpdateMessage.getId() + ", sdp: " + iceUpdateMessage.getSdp());
+                            System.out.println("Ice update message: "
+                                    + iceUpdateMessage.getId()
+                                    + ", sdp: "
+                                    + iceUpdateMessage.getSdp());
                         }
                     }
                     if (callMessage.getOfferMessage().isPresent()) {
@@ -386,7 +437,8 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
             final SignalServiceDataMessage.Reaction reaction = message.getReaction().get();
             System.out.println("Reaction:");
             System.out.println(" - Emoji: " + reaction.getEmoji());
-            System.out.println(" - Target author: " + m.resolveSignalServiceAddress(reaction.getTargetAuthor()).getLegacyIdentifier());
+            System.out.println(" - Target author: " + m.resolveSignalServiceAddress(reaction.getTargetAuthor())
+                    .getLegacyIdentifier());
             System.out.println(" - Target timestamp: " + reaction.getTargetSentTimestamp());
             System.out.println(" - Is remove: " + reaction.isRemove());
         }
@@ -417,7 +469,13 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
             final List<SignalServiceDataMessage.Mention> mentions = message.getMentions().get();
             System.out.println("Mentions: ");
             for (SignalServiceDataMessage.Mention mention : mentions) {
-                System.out.println("- " + mention.getUuid() + ": " + mention.getStart() + " (length: " + mention.getLength() + ")");
+                System.out.println("- "
+                        + mention.getUuid()
+                        + ": "
+                        + mention.getStart()
+                        + " (length: "
+                        + mention.getLength()
+                        + ")");
             }
         }
 
@@ -430,12 +488,22 @@ public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
     }
 
     private void printAttachment(SignalServiceAttachment attachment) {
-        System.out.println("- " + attachment.getContentType() + " (" + (attachment.isPointer() ? "Pointer" : "") + (attachment.isStream() ? "Stream" : "") + ")");
+        System.out.println("- " + attachment.getContentType() + " (" + (attachment.isPointer() ? "Pointer" : "") + (
+                attachment.isStream() ? "Stream" : ""
+        ) + ")");
         if (attachment.isPointer()) {
             final SignalServiceAttachmentPointer pointer = attachment.asPointer();
             System.out.println("  Id: " + pointer.getRemoteId() + " Key length: " + pointer.getKey().length);
-            System.out.println("  Filename: " + (pointer.getFileName().isPresent() ? pointer.getFileName().get() : "-"));
-            System.out.println("  Size: " + (pointer.getSize().isPresent() ? pointer.getSize().get() + " bytes" : "<unavailable>") + (pointer.getPreview().isPresent() ? " (Preview is available: " + pointer.getPreview().get().length + " bytes)" : ""));
+            System.out.println("  Filename: " + (
+                    pointer.getFileName().isPresent() ? pointer.getFileName().get() : "-"
+            ));
+            System.out.println("  Size: " + (
+                    pointer.getSize().isPresent() ? pointer.getSize().get() + " bytes" : "<unavailable>"
+            ) + (
+                    pointer.getPreview().isPresent() ? " (Preview is available: "
+                            + pointer.getPreview().get().length
+                            + " bytes)" : ""
+            ));
             System.out.println("  Voice note: " + (pointer.getVoiceNote() ? "yes" : "no"));
             System.out.println("  Dimensions: " + pointer.getWidth() + "x" + pointer.getHeight());
             File file = m.getAttachmentFile(pointer.getRemoteId());
diff --git a/src/main/java/org/asamk/signal/commands/BlockCommand.java b/src/main/java/org/asamk/signal/commands/BlockCommand.java
index 05f5c9ce..95c3738c 100644
--- a/src/main/java/org/asamk/signal/commands/BlockCommand.java
+++ b/src/main/java/org/asamk/signal/commands/BlockCommand.java
@@ -13,12 +13,8 @@ public class BlockCommand implements LocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("contact")
-                .help("Contact number")
-                .nargs("*");
-        subparser.addArgument("-g", "--group")
-                .help("Group ID")
-                .nargs("*");
+        subparser.addArgument("contact").help("Contact number").nargs("*");
+        subparser.addArgument("-g", "--group").help("Group ID").nargs("*");
         subparser.help("Block the given contacts or groups (no messages will be received)");
     }
 
diff --git a/src/main/java/org/asamk/signal/commands/DaemonCommand.java b/src/main/java/org/asamk/signal/commands/DaemonCommand.java
index 2b983851..3caaaa37 100644
--- a/src/main/java/org/asamk/signal/commands/DaemonCommand.java
+++ b/src/main/java/org/asamk/signal/commands/DaemonCommand.java
@@ -60,7 +60,13 @@ public class DaemonCommand implements LocalCommand {
             }
             boolean ignoreAttachments = ns.getBoolean("ignore_attachments");
             try {
-                m.receiveMessages(1, TimeUnit.HOURS, false, ignoreAttachments, ns.getBoolean("json") ? new JsonDbusReceiveMessageHandler(m, conn, SIGNAL_OBJECTPATH) : new DbusReceiveMessageHandler(m, conn, SIGNAL_OBJECTPATH));
+                m.receiveMessages(1,
+                        TimeUnit.HOURS,
+                        false,
+                        ignoreAttachments,
+                        ns.getBoolean("json")
+                                ? new JsonDbusReceiveMessageHandler(m, conn, SIGNAL_OBJECTPATH)
+                                : new DbusReceiveMessageHandler(m, conn, SIGNAL_OBJECTPATH));
                 return 0;
             } catch (IOException e) {
                 System.err.println("Error while receiving messages: " + e.getMessage());
diff --git a/src/main/java/org/asamk/signal/commands/LinkCommand.java b/src/main/java/org/asamk/signal/commands/LinkCommand.java
index 45f59082..7cc9daf5 100644
--- a/src/main/java/org/asamk/signal/commands/LinkCommand.java
+++ b/src/main/java/org/asamk/signal/commands/LinkCommand.java
@@ -16,8 +16,7 @@ public class LinkCommand implements ProvisioningCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("-n", "--name")
-                .help("Specify a name to describe this new device.");
+        subparser.addArgument("-n", "--name").help("Specify a name to describe this new device.");
     }
 
     @Override
@@ -43,7 +42,11 @@ public class LinkCommand implements ProvisioningCommand {
             e.printStackTrace();
             return 2;
         } catch (UserAlreadyExists e) {
-            System.err.println("The user " + e.getUsername() + " already exists\nDelete \"" + e.getFileName() + "\" before trying again.");
+            System.err.println("The user "
+                    + e.getUsername()
+                    + " already exists\nDelete \""
+                    + e.getFileName()
+                    + "\" before trying again.");
             return 1;
         }
         return 0;
diff --git a/src/main/java/org/asamk/signal/commands/ListDevicesCommand.java b/src/main/java/org/asamk/signal/commands/ListDevicesCommand.java
index d1590d7c..4b9dac5c 100644
--- a/src/main/java/org/asamk/signal/commands/ListDevicesCommand.java
+++ b/src/main/java/org/asamk/signal/commands/ListDevicesCommand.java
@@ -25,7 +25,10 @@ public class ListDevicesCommand implements LocalCommand {
         try {
             List<DeviceInfo> devices = m.getLinkedDevices();
             for (DeviceInfo d : devices) {
-                System.out.println("Device " + d.getId() + (d.getId() == m.getDeviceId() ? " (this device)" : "") + ":");
+                System.out.println("Device "
+                        + d.getId()
+                        + (d.getId() == m.getDeviceId() ? " (this device)" : "")
+                        + ":");
                 System.out.println(" Name: " + d.getName());
                 System.out.println(" Created: " + DateUtils.formatTimestamp(d.getCreated()));
                 System.out.println(" Last seen: " + DateUtils.formatTimestamp(d.getLastSeen()));
diff --git a/src/main/java/org/asamk/signal/commands/ListGroupsCommand.java b/src/main/java/org/asamk/signal/commands/ListGroupsCommand.java
index d6297f9d..b9f54a6b 100644
--- a/src/main/java/org/asamk/signal/commands/ListGroupsCommand.java
+++ b/src/main/java/org/asamk/signal/commands/ListGroupsCommand.java
@@ -35,18 +35,27 @@ public class ListGroupsCommand implements LocalCommand {
                     .map(SignalServiceAddress::getLegacyIdentifier)
                     .collect(Collectors.toSet());
 
-            System.out.println(String.format("Id: %s Name: %s  Active: %s Blocked: %b Members: %s Pending members: %s Requesting members: %s",
-                    Base64.encodeBytes(group.groupId), group.getTitle(), group.isMember(m.getSelfAddress()), group.isBlocked(), members, pendingMembers, requestingMembers));
+            System.out.println(String.format(
+                    "Id: %s Name: %s  Active: %s Blocked: %b Members: %s Pending members: %s Requesting members: %s",
+                    Base64.encodeBytes(group.groupId),
+                    group.getTitle(),
+                    group.isMember(m.getSelfAddress()),
+                    group.isBlocked(),
+                    members,
+                    pendingMembers,
+                    requestingMembers));
         } else {
             System.out.println(String.format("Id: %s Name: %s  Active: %s Blocked: %b",
-                    Base64.encodeBytes(group.groupId), group.getTitle(), group.isMember(m.getSelfAddress()), group.isBlocked()));
+                    Base64.encodeBytes(group.groupId),
+                    group.getTitle(),
+                    group.isMember(m.getSelfAddress()),
+                    group.isBlocked()));
         }
     }
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("-d", "--detailed").action(Arguments.storeTrue())
-                .help("List members of each group");
+        subparser.addArgument("-d", "--detailed").action(Arguments.storeTrue()).help("List members of each group");
         subparser.help("List group name and ids");
     }
 
diff --git a/src/main/java/org/asamk/signal/commands/ListIdentitiesCommand.java b/src/main/java/org/asamk/signal/commands/ListIdentitiesCommand.java
index edb67c76..a75e4328 100644
--- a/src/main/java/org/asamk/signal/commands/ListIdentitiesCommand.java
+++ b/src/main/java/org/asamk/signal/commands/ListIdentitiesCommand.java
@@ -15,14 +15,17 @@ public class ListIdentitiesCommand implements LocalCommand {
 
     private static void printIdentityFingerprint(Manager m, JsonIdentityKeyStore.Identity theirId) {
         String digits = Util.formatSafetyNumber(m.computeSafetyNumber(theirId.getAddress(), theirId.getIdentityKey()));
-        System.out.println(String.format("%s: %s Added: %s Fingerprint: %s Safety Number: %s", theirId.getAddress().getNumber().orNull(),
-                theirId.getTrustLevel(), theirId.getDateAdded(), Hex.toString(theirId.getFingerprint()), digits));
+        System.out.println(String.format("%s: %s Added: %s Fingerprint: %s Safety Number: %s",
+                theirId.getAddress().getNumber().orNull(),
+                theirId.getTrustLevel(),
+                theirId.getDateAdded(),
+                Hex.toString(theirId.getFingerprint()),
+                digits));
     }
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("-n", "--number")
-                .help("Only show identity keys for the given phone number.");
+        subparser.addArgument("-n", "--number").help("Only show identity keys for the given phone number.");
     }
 
     @Override
diff --git a/src/main/java/org/asamk/signal/commands/QuitGroupCommand.java b/src/main/java/org/asamk/signal/commands/QuitGroupCommand.java
index 6d0edf87..20d06eba 100644
--- a/src/main/java/org/asamk/signal/commands/QuitGroupCommand.java
+++ b/src/main/java/org/asamk/signal/commands/QuitGroupCommand.java
@@ -25,9 +25,7 @@ public class QuitGroupCommand implements LocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("-g", "--group")
-                .required(true)
-                .help("Specify the recipient group ID.");
+        subparser.addArgument("-g", "--group").required(true).help("Specify the recipient group ID.");
     }
 
     @Override
@@ -38,7 +36,8 @@ public class QuitGroupCommand implements LocalCommand {
         }
 
         try {
-            final Pair<Long, List<SendMessageResult>> results = m.sendQuitGroupMessage(Util.decodeGroupId(ns.getString("group")));
+            final byte[] groupId = Util.decodeGroupId(ns.getString("group"));
+            final Pair<Long, List<SendMessageResult>> results = m.sendQuitGroupMessage(groupId);
             return handleTimestampAndSendMessageResults(results.first(), results.second());
         } catch (IOException e) {
             handleIOException(e);
diff --git a/src/main/java/org/asamk/signal/commands/ReceiveCommand.java b/src/main/java/org/asamk/signal/commands/ReceiveCommand.java
index bc3acbde..bc68565a 100644
--- a/src/main/java/org/asamk/signal/commands/ReceiveCommand.java
+++ b/src/main/java/org/asamk/signal/commands/ReceiveCommand.java
@@ -63,7 +63,9 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
                     }
                 } else {
                     System.out.print(String.format("Envelope from: %s\nTimestamp: %s\nBody: %s\n",
-                            messageReceived.getSender(), DateUtils.formatTimestamp(messageReceived.getTimestamp()), messageReceived.getMessage()));
+                            messageReceived.getSender(),
+                            DateUtils.formatTimestamp(messageReceived.getTimestamp()),
+                            messageReceived.getMessage()));
                     if (messageReceived.getGroupId().length > 0) {
                         System.out.println("Group info:");
                         System.out.println("  Id: " + Base64.encodeBytes(messageReceived.getGroupId()));
@@ -78,23 +80,23 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
                 }
             });
 
-            dbusconnection.addSigHandler(Signal.ReceiptReceived.class,
-                    receiptReceived -> {
-                        if (jsonProcessor != null) {
-                            JsonMessageEnvelope envelope = new JsonMessageEnvelope(receiptReceived);
-                            ObjectNode result = jsonProcessor.createObjectNode();
-                            result.putPOJO("envelope", envelope);
-                            try {
-                                jsonProcessor.writeValue(System.out, result);
-                                System.out.println();
-                            } catch (IOException e) {
-                                e.printStackTrace();
-                            }
-                        } else {
-                            System.out.print(String.format("Receipt from: %s\nTimestamp: %s\n",
-                                    receiptReceived.getSender(), DateUtils.formatTimestamp(receiptReceived.getTimestamp())));
-                        }
-                    });
+            dbusconnection.addSigHandler(Signal.ReceiptReceived.class, receiptReceived -> {
+                if (jsonProcessor != null) {
+                    JsonMessageEnvelope envelope = new JsonMessageEnvelope(receiptReceived);
+                    ObjectNode result = jsonProcessor.createObjectNode();
+                    result.putPOJO("envelope", envelope);
+                    try {
+                        jsonProcessor.writeValue(System.out, result);
+                        System.out.println();
+                    } catch (IOException e) {
+                        e.printStackTrace();
+                    }
+                } else {
+                    System.out.print(String.format("Receipt from: %s\nTimestamp: %s\n",
+                            receiptReceived.getSender(),
+                            DateUtils.formatTimestamp(receiptReceived.getTimestamp())));
+                }
+            });
 
             dbusconnection.addSigHandler(Signal.SyncMessageReceived.class, syncReceived -> {
                 if (jsonProcessor != null) {
@@ -109,7 +111,10 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
                     }
                 } else {
                     System.out.print(String.format("Sync Envelope from: %s to: %s\nTimestamp: %s\nBody: %s\n",
-                            syncReceived.getSource(), syncReceived.getDestination(), DateUtils.formatTimestamp(syncReceived.getTimestamp()), syncReceived.getMessage()));
+                            syncReceived.getSource(),
+                            syncReceived.getDestination(),
+                            DateUtils.formatTimestamp(syncReceived.getTimestamp()),
+                            syncReceived.getMessage()));
                     if (syncReceived.getGroupId().length > 0) {
                         System.out.println("Group info:");
                         System.out.println("  Id: " + Base64.encodeBytes(syncReceived.getGroupId()));
@@ -156,8 +161,14 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
         }
         boolean ignoreAttachments = ns.getBoolean("ignore_attachments");
         try {
-            final Manager.ReceiveMessageHandler handler = ns.getBoolean("json") ? new JsonReceiveMessageHandler(m) : new ReceiveMessageHandler(m);
-            m.receiveMessages((long) (timeout * 1000), TimeUnit.MILLISECONDS, returnOnTimeout, ignoreAttachments, handler);
+            final Manager.ReceiveMessageHandler handler = ns.getBoolean("json")
+                    ? new JsonReceiveMessageHandler(m)
+                    : new ReceiveMessageHandler(m);
+            m.receiveMessages((long) (timeout * 1000),
+                    TimeUnit.MILLISECONDS,
+                    returnOnTimeout,
+                    ignoreAttachments,
+                    handler);
             return 0;
         } catch (IOException e) {
             System.err.println("Error while receiving messages: " + e.getMessage());
diff --git a/src/main/java/org/asamk/signal/commands/SendCommand.java b/src/main/java/org/asamk/signal/commands/SendCommand.java
index 43166b5b..551cf938 100644
--- a/src/main/java/org/asamk/signal/commands/SendCommand.java
+++ b/src/main/java/org/asamk/signal/commands/SendCommand.java
@@ -22,16 +22,10 @@ public class SendCommand implements DbusCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("-g", "--group")
-                .help("Specify the recipient group ID.");
-        subparser.addArgument("recipient")
-                .help("Specify the recipients' phone number.")
-                .nargs("*");
-        subparser.addArgument("-m", "--message")
-                .help("Specify the message, if missing standard input is used.");
-        subparser.addArgument("-a", "--attachment")
-                .nargs("*")
-                .help("Add file as attachment");
+        subparser.addArgument("-g", "--group").help("Specify the recipient group ID.");
+        subparser.addArgument("recipient").help("Specify the recipients' phone number.").nargs("*");
+        subparser.addArgument("-m", "--message").help("Specify the message, if missing standard input is used.");
+        subparser.addArgument("-a", "--attachment").nargs("*").help("Add file as attachment");
         subparser.addArgument("-e", "--endsession")
                 .help("Clear session state and send end session message.")
                 .action(Arguments.storeTrue());
@@ -44,7 +38,9 @@ public class SendCommand implements DbusCommand {
             return 1;
         }
 
-        if ((ns.getList("recipient") == null || ns.getList("recipient").size() == 0) && (ns.getBoolean("endsession") || ns.getString("group") == null)) {
+        if ((ns.getList("recipient") == null || ns.getList("recipient").size() == 0) && (
+                ns.getBoolean("endsession") || ns.getString("group") == null
+        )) {
             System.err.println("No recipients given");
             System.err.println("Aborting sending.");
             return 1;
diff --git a/src/main/java/org/asamk/signal/commands/SendReactionCommand.java b/src/main/java/org/asamk/signal/commands/SendReactionCommand.java
index 3d000a62..6e5f24bb 100644
--- a/src/main/java/org/asamk/signal/commands/SendReactionCommand.java
+++ b/src/main/java/org/asamk/signal/commands/SendReactionCommand.java
@@ -29,11 +29,8 @@ public class SendReactionCommand implements LocalCommand {
     @Override
     public void attachToSubparser(final Subparser subparser) {
         subparser.help("Send reaction to a previously received or sent message.");
-        subparser.addArgument("-g", "--group")
-                .help("Specify the recipient group ID.");
-        subparser.addArgument("recipient")
-                .help("Specify the recipients' phone number.")
-                .nargs("*");
+        subparser.addArgument("-g", "--group").help("Specify the recipient group ID.");
+        subparser.addArgument("recipient").help("Specify the recipients' phone number.").nargs("*");
         subparser.addArgument("-e", "--emoji")
                 .required(true)
                 .help("Specify the emoji, should be a single unicode grapheme cluster.");
@@ -44,9 +41,7 @@ public class SendReactionCommand implements LocalCommand {
                 .required(true)
                 .type(long.class)
                 .help("Specify the timestamp of the message to which to react.");
-        subparser.addArgument("-r", "--remove")
-                .help("Remove a reaction.")
-                .action(Arguments.storeTrue());
+        subparser.addArgument("-r", "--remove").help("Remove a reaction.").action(Arguments.storeTrue());
     }
 
     @Override
@@ -73,7 +68,11 @@ public class SendReactionCommand implements LocalCommand {
                 byte[] groupId = Util.decodeGroupId(ns.getString("group"));
                 results = m.sendGroupMessageReaction(emoji, isRemove, targetAuthor, targetTimestamp, groupId);
             } else {
-                results = m.sendMessageReaction(emoji, isRemove, targetAuthor, targetTimestamp, ns.getList("recipient"));
+                results = m.sendMessageReaction(emoji,
+                        isRemove,
+                        targetAuthor,
+                        targetTimestamp,
+                        ns.getList("recipient"));
             }
             handleTimestampAndSendMessageResults(results.first(), results.second());
             return 0;
diff --git a/src/main/java/org/asamk/signal/commands/TrustCommand.java b/src/main/java/org/asamk/signal/commands/TrustCommand.java
index 2780dc46..076a86db 100644
--- a/src/main/java/org/asamk/signal/commands/TrustCommand.java
+++ b/src/main/java/org/asamk/signal/commands/TrustCommand.java
@@ -16,9 +16,7 @@ public class TrustCommand implements LocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("number")
-                .help("Specify the phone number, for which to set the trust.")
-                .required(true);
+        subparser.addArgument("number").help("Specify the phone number, for which to set the trust.").required(true);
         MutuallyExclusiveGroup mutTrust = subparser.addMutuallyExclusiveGroup();
         mutTrust.addArgument("-a", "--trust-all-known-keys")
                 .help("Trust all known keys of this user, only use this for testing.")
@@ -49,7 +47,8 @@ public class TrustCommand implements LocalCommand {
                     try {
                         fingerprintBytes = Hex.toByteArray(safetyNumber.toLowerCase(Locale.ROOT));
                     } catch (Exception e) {
-                        System.err.println("Failed to parse the fingerprint, make sure the fingerprint is a correctly encoded hex string without additional characters.");
+                        System.err.println(
+                                "Failed to parse the fingerprint, make sure the fingerprint is a correctly encoded hex string without additional characters.");
                         return 1;
                     }
                     boolean res;
@@ -60,7 +59,8 @@ public class TrustCommand implements LocalCommand {
                         return 1;
                     }
                     if (!res) {
-                        System.err.println("Failed to set the trust for the fingerprint of this number, make sure the number and the fingerprint are correct.");
+                        System.err.println(
+                                "Failed to set the trust for the fingerprint of this number, make sure the number and the fingerprint are correct.");
                         return 1;
                     }
                 } else if (safetyNumber.length() == 60) {
@@ -72,15 +72,18 @@ public class TrustCommand implements LocalCommand {
                         return 1;
                     }
                     if (!res) {
-                        System.err.println("Failed to set the trust for the safety number of this phone number, make sure the phone number and the safety number are correct.");
+                        System.err.println(
+                                "Failed to set the trust for the safety number of this phone number, make sure the phone number and the safety number are correct.");
                         return 1;
                     }
                 } else {
-                    System.err.println("Safety number has invalid format, either specify the old hex fingerprint or the new safety number");
+                    System.err.println(
+                            "Safety number has invalid format, either specify the old hex fingerprint or the new safety number");
                     return 1;
                 }
             } else {
-                System.err.println("You need to specify the fingerprint/safety number you have verified with -v SAFETY_NUMBER");
+                System.err.println(
+                        "You need to specify the fingerprint/safety number you have verified with -v SAFETY_NUMBER");
                 return 1;
             }
         }
diff --git a/src/main/java/org/asamk/signal/commands/UnblockCommand.java b/src/main/java/org/asamk/signal/commands/UnblockCommand.java
index a95aa328..b4f6cc3b 100644
--- a/src/main/java/org/asamk/signal/commands/UnblockCommand.java
+++ b/src/main/java/org/asamk/signal/commands/UnblockCommand.java
@@ -13,12 +13,8 @@ public class UnblockCommand implements LocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("contact")
-                .help("Contact number")
-                .nargs("*");
-        subparser.addArgument("-g", "--group")
-                .help("Group ID")
-                .nargs("*");
+        subparser.addArgument("contact").help("Contact number").nargs("*");
+        subparser.addArgument("-g", "--group").help("Group ID").nargs("*");
         subparser.help("Unblock the given contacts or groups (messages will be received again)");
     }
 
diff --git a/src/main/java/org/asamk/signal/commands/UpdateContactCommand.java b/src/main/java/org/asamk/signal/commands/UpdateContactCommand.java
index d7fa3893..da090209 100644
--- a/src/main/java/org/asamk/signal/commands/UpdateContactCommand.java
+++ b/src/main/java/org/asamk/signal/commands/UpdateContactCommand.java
@@ -12,11 +12,8 @@ public class UpdateContactCommand implements LocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("number")
-                .help("Contact number");
-        subparser.addArgument("-n", "--name")
-                .required(true)
-                .help("New contact name");
+        subparser.addArgument("number").help("Contact number");
+        subparser.addArgument("-n", "--name").required(true).help("New contact name");
         subparser.addArgument("-e", "--expiration")
                 .required(false)
                 .type(int.class)
diff --git a/src/main/java/org/asamk/signal/commands/UpdateGroupCommand.java b/src/main/java/org/asamk/signal/commands/UpdateGroupCommand.java
index 925b8c90..4216fd9b 100644
--- a/src/main/java/org/asamk/signal/commands/UpdateGroupCommand.java
+++ b/src/main/java/org/asamk/signal/commands/UpdateGroupCommand.java
@@ -19,15 +19,10 @@ public class UpdateGroupCommand implements DbusCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("-g", "--group")
-                .help("Specify the recipient group ID.");
-        subparser.addArgument("-n", "--name")
-                .help("Specify the new group name.");
-        subparser.addArgument("-a", "--avatar")
-                .help("Specify a new group avatar image file");
-        subparser.addArgument("-m", "--member")
-                .nargs("*")
-                .help("Specify one or more members to add to the group");
+        subparser.addArgument("-g", "--group").help("Specify the recipient group ID.");
+        subparser.addArgument("-n", "--name").help("Specify the new group name.");
+        subparser.addArgument("-a", "--avatar").help("Specify a new group avatar image file");
+        subparser.addArgument("-m", "--member").nargs("*").help("Specify one or more members to add to the group");
     }
 
     @Override
diff --git a/src/main/java/org/asamk/signal/commands/UpdateProfileCommand.java b/src/main/java/org/asamk/signal/commands/UpdateProfileCommand.java
index 218c8b77..1e332fb4 100644
--- a/src/main/java/org/asamk/signal/commands/UpdateProfileCommand.java
+++ b/src/main/java/org/asamk/signal/commands/UpdateProfileCommand.java
@@ -14,16 +14,11 @@ public class UpdateProfileCommand implements LocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        final MutuallyExclusiveGroup avatarOptions = subparser.addMutuallyExclusiveGroup()
-                .required(true);
-        avatarOptions.addArgument("--avatar")
-                .help("Path to new profile avatar");
-        avatarOptions.addArgument("--remove-avatar")
-                .action(Arguments.storeTrue());
-
-        subparser.addArgument("--name")
-                .required(true)
-                .help("New profile name");
+        final MutuallyExclusiveGroup avatarOptions = subparser.addMutuallyExclusiveGroup().required(true);
+        avatarOptions.addArgument("--avatar").help("Path to new profile avatar");
+        avatarOptions.addArgument("--remove-avatar").action(Arguments.storeTrue());
+
+        subparser.addArgument("--name").required(true).help("New profile name");
 
         subparser.help("Set a name and avatar image for the user profile");
     }
diff --git a/src/main/java/org/asamk/signal/commands/VerifyCommand.java b/src/main/java/org/asamk/signal/commands/VerifyCommand.java
index 0f336325..b6ad100b 100644
--- a/src/main/java/org/asamk/signal/commands/VerifyCommand.java
+++ b/src/main/java/org/asamk/signal/commands/VerifyCommand.java
@@ -12,10 +12,8 @@ public class VerifyCommand implements LocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("verificationCode")
-                .help("The verification code you received via sms or voice call.");
-        subparser.addArgument("-p", "--pin")
-                .help("The registration lock PIN, that was set by the user (Optional)");
+        subparser.addArgument("verificationCode").help("The verification code you received via sms or voice call.");
+        subparser.addArgument("-p", "--pin").help("The registration lock PIN, that was set by the user (Optional)");
     }
 
     @Override
@@ -30,7 +28,8 @@ public class VerifyCommand implements LocalCommand {
             m.verifyAccount(verificationCode, pin);
             return 0;
         } catch (LockedException e) {
-            System.err.println("Verification failed! This number is locked with a pin. Hours remaining until reset: " + (e.getTimeRemaining() / 1000 / 60 / 60));
+            System.err.println("Verification failed! This number is locked with a pin. Hours remaining until reset: "
+                    + (e.getTimeRemaining() / 1000 / 60 / 60));
             System.err.println("Use '--pin PIN_CODE' to specify the registration lock PIN");
             return 3;
         } catch (IOException e) {
diff --git a/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java b/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
index e662ab2a..396063f2 100644
--- a/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
+++ b/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
@@ -45,8 +45,7 @@ public class DbusSignalImpl implements Signal {
     }
 
     private static void checkSendMessageResults(
-            long timestamp,
-            List<SendMessageResult> results
+            long timestamp, List<SendMessageResult> results
     ) throws DBusExecutionException {
         List<String> errors = ErrorUtils.getErrorMessagesFromSendMessageResults(results);
         if (errors.size() == 0) {
diff --git a/src/main/java/org/asamk/signal/json/JsonDataMessage.java b/src/main/java/org/asamk/signal/json/JsonDataMessage.java
index fc8538aa..7aa16ce4 100644
--- a/src/main/java/org/asamk/signal/json/JsonDataMessage.java
+++ b/src/main/java/org/asamk/signal/json/JsonDataMessage.java
@@ -41,19 +41,13 @@ class JsonDataMessage {
         timestamp = messageReceived.getTimestamp();
         message = messageReceived.getMessage();
         groupInfo = new JsonGroupInfo(messageReceived.getGroupId());
-        attachments = messageReceived.getAttachments()
-                .stream()
-                .map(JsonAttachment::new)
-                .collect(Collectors.toList());
+        attachments = messageReceived.getAttachments().stream().map(JsonAttachment::new).collect(Collectors.toList());
     }
 
     public JsonDataMessage(Signal.SyncMessageReceived messageReceived) {
         timestamp = messageReceived.getTimestamp();
         message = messageReceived.getMessage();
         groupInfo = new JsonGroupInfo(messageReceived.getGroupId());
-        attachments = messageReceived.getAttachments()
-                .stream()
-                .map(JsonAttachment::new)
-                .collect(Collectors.toList());
+        attachments = messageReceived.getAttachments().stream().map(JsonAttachment::new).collect(Collectors.toList());
     }
 }
diff --git a/src/main/java/org/asamk/signal/json/JsonReceiptMessage.java b/src/main/java/org/asamk/signal/json/JsonReceiptMessage.java
index b2ab7f75..ccd5960b 100644
--- a/src/main/java/org/asamk/signal/json/JsonReceiptMessage.java
+++ b/src/main/java/org/asamk/signal/json/JsonReceiptMessage.java
@@ -23,7 +23,9 @@ class JsonReceiptMessage {
         this.timestamps = receiptMessage.getTimestamps();
     }
 
-    private JsonReceiptMessage(final long when, final boolean isDelivery, final boolean isRead, final List<Long> timestamps) {
+    private JsonReceiptMessage(
+            final long when, final boolean isDelivery, final boolean isRead, final List<Long> timestamps
+    ) {
         this.when = when;
         this.isDelivery = isDelivery;
         this.isRead = isRead;
diff --git a/src/main/java/org/asamk/signal/manager/GroupUtils.java b/src/main/java/org/asamk/signal/manager/GroupUtils.java
new file mode 100644
index 00000000..f4398f94
--- /dev/null
+++ b/src/main/java/org/asamk/signal/manager/GroupUtils.java
@@ -0,0 +1,28 @@
+package org.asamk.signal.manager;
+
+import org.asamk.signal.storage.groups.GroupInfo;
+import org.asamk.signal.storage.groups.GroupInfoV1;
+import org.asamk.signal.storage.groups.GroupInfoV2;
+import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
+import org.whispersystems.signalservice.api.messages.SignalServiceGroup;
+import org.whispersystems.signalservice.api.messages.SignalServiceGroupV2;
+
+public class GroupUtils {
+
+    public static void setGroupContext(
+            final SignalServiceDataMessage.Builder messageBuilder, final GroupInfo groupInfo
+    ) {
+        if (groupInfo instanceof GroupInfoV1) {
+            SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.DELIVER)
+                    .withId(groupInfo.groupId)
+                    .build();
+            messageBuilder.asGroupMessage(group);
+        } else {
+            final GroupInfoV2 groupInfoV2 = (GroupInfoV2) groupInfo;
+            SignalServiceGroupV2 group = SignalServiceGroupV2.newBuilder(groupInfoV2.getMasterKey())
+                    .withRevision(groupInfoV2.getGroup() == null ? 0 : groupInfoV2.getGroup().getRevision())
+                    .build();
+            messageBuilder.asGroupMessage(group);
+        }
+    }
+}
diff --git a/src/main/java/org/asamk/signal/manager/HandleAction.java b/src/main/java/org/asamk/signal/manager/HandleAction.java
index 2ef99062..9bdd3885 100644
--- a/src/main/java/org/asamk/signal/manager/HandleAction.java
+++ b/src/main/java/org/asamk/signal/manager/HandleAction.java
@@ -30,8 +30,7 @@ class SendReceiptAction implements HandleAction {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
         final SendReceiptAction that = (SendReceiptAction) o;
-        return timestamp == that.timestamp &&
-                address.equals(that.address);
+        return timestamp == that.timestamp && address.equals(that.address);
     }
 
     @Override
@@ -111,8 +110,7 @@ class SendGroupInfoRequestAction implements HandleAction {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
         final SendGroupInfoRequestAction that = (SendGroupInfoRequestAction) o;
-        return address.equals(that.address) &&
-                Arrays.equals(groupId, that.groupId);
+        return address.equals(that.address) && Arrays.equals(groupId, that.groupId);
     }
 
     @Override
@@ -143,8 +141,7 @@ class SendGroupUpdateAction implements HandleAction {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
         final SendGroupUpdateAction that = (SendGroupUpdateAction) o;
-        return address.equals(that.address) &&
-                Arrays.equals(groupId, that.groupId);
+        return address.equals(that.address) && Arrays.equals(groupId, that.groupId);
     }
 
     @Override
diff --git a/src/main/java/org/asamk/signal/manager/Manager.java b/src/main/java/org/asamk/signal/manager/Manager.java
index c556ed41..01aa9b48 100644
--- a/src/main/java/org/asamk/signal/manager/Manager.java
+++ b/src/main/java/org/asamk/signal/manager/Manager.java
@@ -704,7 +704,7 @@ public class Manager implements Closeable {
     ) throws IOException, GroupNotFoundException, NotAGroupMemberException {
         final GroupInfo g = getGroupForSending(groupId);
 
-        GroupHelper.setGroupContext(messageBuilder, g);
+        GroupUtils.setGroupContext(messageBuilder, g);
         messageBuilder.withExpiration(g.getMessageExpirationTime());
 
         return sendMessage(messageBuilder, g.getMembersWithout(account.getSelfAddress()));
diff --git a/src/main/java/org/asamk/signal/manager/PathConfig.java b/src/main/java/org/asamk/signal/manager/PathConfig.java
index 2c2d938a..c0c9e1e7 100644
--- a/src/main/java/org/asamk/signal/manager/PathConfig.java
+++ b/src/main/java/org/asamk/signal/manager/PathConfig.java
@@ -7,11 +7,7 @@ public class PathConfig {
     private final String avatarsPath;
 
     public static PathConfig createDefault(final String settingsPath) {
-        return new PathConfig(
-                settingsPath + "/data",
-                settingsPath + "/attachments",
-                settingsPath + "/avatars"
-        );
+        return new PathConfig(settingsPath + "/data", settingsPath + "/attachments", settingsPath + "/avatars");
     }
 
     private PathConfig(final String dataPath, final String attachmentsPath, final String avatarsPath) {
diff --git a/src/main/java/org/asamk/signal/manager/ProvisioningManager.java b/src/main/java/org/asamk/signal/manager/ProvisioningManager.java
index 4f1aca18..eb70b351 100644
--- a/src/main/java/org/asamk/signal/manager/ProvisioningManager.java
+++ b/src/main/java/org/asamk/signal/manager/ProvisioningManager.java
@@ -70,12 +70,19 @@ public class ProvisioningManager {
     public String getDeviceLinkUri() throws TimeoutException, IOException {
         String deviceUuid = accountManager.getNewDeviceUuid();
 
-        return Utils.createDeviceLinkUri(new Utils.DeviceLinkInfo(deviceUuid, identityKey.getPublicKey().getPublicKey()));
+        return Utils.createDeviceLinkUri(new Utils.DeviceLinkInfo(deviceUuid,
+                identityKey.getPublicKey().getPublicKey()));
     }
 
     public String finishDeviceLink(String deviceName) throws IOException, InvalidKeyException, TimeoutException, UserAlreadyExists {
         String signalingKey = KeyUtils.createSignalingKey();
-        SignalServiceAccountManager.NewDeviceRegistrationReturn ret = accountManager.finishNewDeviceRegistration(identityKey, signalingKey, false, true, registrationId, deviceName);
+        SignalServiceAccountManager.NewDeviceRegistrationReturn ret = accountManager.finishNewDeviceRegistration(
+                identityKey,
+                signalingKey,
+                false,
+                true,
+                registrationId,
+                deviceName);
 
         String username = ret.getNumber();
         // TODO do this check before actually registering
@@ -96,7 +103,15 @@ public class ProvisioningManager {
             }
         }
 
-        try (SignalAccount account = SignalAccount.createLinkedAccount(pathConfig.getDataPath(), username, ret.getUuid(), password, ret.getDeviceId(), ret.getIdentity(), registrationId, signalingKey, profileKey)) {
+        try (SignalAccount account = SignalAccount.createLinkedAccount(pathConfig.getDataPath(),
+                username,
+                ret.getUuid(),
+                password,
+                ret.getDeviceId(),
+                ret.getIdentity(),
+                registrationId,
+                signalingKey,
+                profileKey)) {
             account.save();
 
             try (Manager m = new Manager(account, pathConfig, serviceConfiguration, userAgent)) {
diff --git a/src/main/java/org/asamk/signal/manager/ServiceConfig.java b/src/main/java/org/asamk/signal/manager/ServiceConfig.java
index 4498fc65..490dc514 100644
--- a/src/main/java/org/asamk/signal/manager/ServiceConfig.java
+++ b/src/main/java/org/asamk/signal/manager/ServiceConfig.java
@@ -61,26 +61,27 @@ public class ServiceConfig {
     }
 
     public static SignalServiceConfiguration createDefaultServiceConfiguration(String userAgent) {
-        final Interceptor userAgentInterceptor = chain ->
-                chain.proceed(chain.request().newBuilder()
-                        .header("User-Agent", userAgent)
-                        .build());
+        final Interceptor userAgentInterceptor = chain -> chain.proceed(chain.request()
+                .newBuilder()
+                .header("User-Agent", userAgent)
+                .build());
 
         final List<Interceptor> interceptors = Collections.singletonList(userAgentInterceptor);
 
-        return new SignalServiceConfiguration(
-                new SignalServiceUrl[]{new SignalServiceUrl(URL, TRUST_STORE)},
-                makeSignalCdnUrlMapFor(new SignalCdnUrl[]{new SignalCdnUrl(CDN_URL, TRUST_STORE)}, new SignalCdnUrl[]{new SignalCdnUrl(CDN2_URL, TRUST_STORE)}),
+        return new SignalServiceConfiguration(new SignalServiceUrl[]{new SignalServiceUrl(URL, TRUST_STORE)},
+                makeSignalCdnUrlMapFor(new SignalCdnUrl[]{new SignalCdnUrl(CDN_URL, TRUST_STORE)},
+                        new SignalCdnUrl[]{new SignalCdnUrl(CDN2_URL, TRUST_STORE)}),
                 new SignalContactDiscoveryUrl[0],
                 new SignalKeyBackupServiceUrl[]{new SignalKeyBackupServiceUrl(SIGNAL_KEY_BACKUP_URL, TRUST_STORE)},
                 new SignalStorageUrl[]{new SignalStorageUrl(STORAGE_URL, TRUST_STORE)},
                 interceptors,
                 dns,
-                zkGroupServerPublicParams
-        );
+                zkGroupServerPublicParams);
     }
 
-    private static Map<Integer, SignalCdnUrl[]> makeSignalCdnUrlMapFor(SignalCdnUrl[] cdn0Urls, SignalCdnUrl[] cdn2Urls) {
+    private static Map<Integer, SignalCdnUrl[]> makeSignalCdnUrlMapFor(
+            SignalCdnUrl[] cdn0Urls, SignalCdnUrl[] cdn2Urls
+    ) {
         return Map.of(0, cdn0Urls, 2, cdn2Urls);
     }
 
diff --git a/src/main/java/org/asamk/signal/manager/Utils.java b/src/main/java/org/asamk/signal/manager/Utils.java
index 466cbcc3..0a815ea9 100644
--- a/src/main/java/org/asamk/signal/manager/Utils.java
+++ b/src/main/java/org/asamk/signal/manager/Utils.java
@@ -81,7 +81,21 @@ class Utils {
         Optional<String> caption = Optional.absent();
         Optional<String> blurHash = Optional.absent();
         final Optional<ResumableUploadSpec> resumableUploadSpec = Optional.absent();
-        return new SignalServiceAttachmentStream(attachmentStream, mime, attachmentSize, Optional.of(attachmentFile.getName()), false, false, preview, 0, 0, uploadTimestamp, caption, blurHash, null, null, resumableUploadSpec);
+        return new SignalServiceAttachmentStream(attachmentStream,
+                mime,
+                attachmentSize,
+                Optional.of(attachmentFile.getName()),
+                false,
+                false,
+                preview,
+                0,
+                0,
+                uploadTimestamp,
+                caption,
+                blurHash,
+                null,
+                null,
+                resumableUploadSpec);
     }
 
     static StreamDetails createStreamDetailsFromFile(File file) throws IOException {
@@ -96,7 +110,8 @@ class Utils {
 
     static CertificateValidator getCertificateValidator() {
         try {
-            ECPublicKey unidentifiedSenderTrustRoot = Curve.decodePoint(Base64.decode(ServiceConfig.UNIDENTIFIED_SENDER_TRUST_ROOT), 0);
+            ECPublicKey unidentifiedSenderTrustRoot = Curve.decodePoint(Base64.decode(ServiceConfig.UNIDENTIFIED_SENDER_TRUST_ROOT),
+                    0);
             return new CertificateValidator(unidentifiedSenderTrustRoot);
         } catch (InvalidKeyException | IOException e) {
             throw new AssertionError(e);
@@ -116,7 +131,11 @@ class Utils {
     }
 
     static String createDeviceLinkUri(DeviceLinkInfo info) {
-        return "tsdevice:/?uuid=" + URLEncoder.encode(info.deviceIdentifier, StandardCharsets.UTF_8) + "&pub_key=" + URLEncoder.encode(Base64.encodeBytesWithoutPadding(info.deviceKey.serialize()), StandardCharsets.UTF_8);
+        return "tsdevice:/?uuid="
+                + URLEncoder.encode(info.deviceIdentifier, StandardCharsets.UTF_8)
+                + "&pub_key="
+                + URLEncoder.encode(Base64.encodeBytesWithoutPadding(info.deviceKey.serialize()),
+                StandardCharsets.UTF_8);
     }
 
     static DeviceLinkInfo parseDeviceLinkUri(URI linkUri) throws IOException, InvalidKeyException {
@@ -180,7 +199,15 @@ class Utils {
             Optional<SignalServiceAddress> addressOptional = sourceUuid == null && source.isEmpty()
                     ? Optional.absent()
                     : Optional.of(new SignalServiceAddress(sourceUuid, source));
-            return new SignalServiceEnvelope(type, addressOptional, sourceDevice, timestamp, legacyMessage, content, serverReceivedTimestamp, serverDeliveredTimestamp, uuid);
+            return new SignalServiceEnvelope(type,
+                    addressOptional,
+                    sourceDevice,
+                    timestamp,
+                    legacyMessage,
+                    content,
+                    serverReceivedTimestamp,
+                    serverDeliveredTimestamp,
+                    uuid);
         }
     }
 
@@ -230,13 +257,18 @@ class Utils {
         return outputFile;
     }
 
-    static String computeSafetyNumber(SignalServiceAddress ownAddress, IdentityKey ownIdentityKey, SignalServiceAddress theirAddress, IdentityKey theirIdentityKey) {
+    static String computeSafetyNumber(
+            SignalServiceAddress ownAddress,
+            IdentityKey ownIdentityKey,
+            SignalServiceAddress theirAddress,
+            IdentityKey theirIdentityKey
+    ) {
         int version;
         byte[] ownId;
         byte[] theirId;
 
-        if (ServiceConfig.capabilities.isUuid()
-                && ownAddress.getUuid().isPresent() && theirAddress.getUuid().isPresent()) {
+        if (ServiceConfig.capabilities.isUuid() && ownAddress.getUuid().isPresent() && theirAddress.getUuid()
+                .isPresent()) {
             // Version 2: UUID user
             version = 2;
             ownId = UuidUtil.toByteArray(ownAddress.getUuid().get());
@@ -251,7 +283,11 @@ class Utils {
             theirId = theirAddress.getNumber().get().getBytes();
         }
 
-        Fingerprint fingerprint = new NumericFingerprintGenerator(5200).createFor(version, ownId, ownIdentityKey, theirId, theirIdentityKey);
+        Fingerprint fingerprint = new NumericFingerprintGenerator(5200).createFor(version,
+                ownId,
+                ownIdentityKey,
+                theirId,
+                theirIdentityKey);
         return fingerprint.getDisplayableFingerprint().getDisplayText();
     }
 
diff --git a/src/main/java/org/asamk/signal/manager/helper/GroupHelper.java b/src/main/java/org/asamk/signal/manager/helper/GroupHelper.java
index 5a9ffb9c..c1b6511a 100644
--- a/src/main/java/org/asamk/signal/manager/helper/GroupHelper.java
+++ b/src/main/java/org/asamk/signal/manager/helper/GroupHelper.java
@@ -1,17 +1,11 @@
 package org.asamk.signal.manager.helper;
 
-import org.asamk.signal.storage.groups.GroupInfo;
-import org.asamk.signal.storage.groups.GroupInfoV1;
-import org.asamk.signal.storage.groups.GroupInfoV2;
 import org.signal.storageservice.protos.groups.Member;
 import org.signal.zkgroup.groups.GroupSecretParams;
 import org.signal.zkgroup.profiles.ProfileKeyCredential;
 import org.whispersystems.libsignal.util.guava.Optional;
 import org.whispersystems.signalservice.api.groupsv2.GroupCandidate;
 import org.whispersystems.signalservice.api.groupsv2.GroupsV2Operations;
-import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
-import org.whispersystems.signalservice.api.messages.SignalServiceGroup;
-import org.whispersystems.signalservice.api.messages.SignalServiceGroupV2;
 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
 
 import java.util.Collection;
@@ -40,23 +34,6 @@ public class GroupHelper {
         this.groupsV2Operations = groupsV2Operations;
     }
 
-    public static void setGroupContext(
-            final SignalServiceDataMessage.Builder messageBuilder, final GroupInfo groupInfo
-    ) {
-        if (groupInfo instanceof GroupInfoV1) {
-            SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.DELIVER)
-                    .withId(groupInfo.groupId)
-                    .build();
-            messageBuilder.asGroupMessage(group);
-        } else {
-            final GroupInfoV2 groupInfoV2 = (GroupInfoV2) groupInfo;
-            SignalServiceGroupV2 group = SignalServiceGroupV2.newBuilder(groupInfoV2.getMasterKey())
-                    .withRevision(groupInfoV2.getGroup() == null ? 0 : groupInfoV2.getGroup().getRevision())
-                    .build();
-            messageBuilder.asGroupMessage(group);
-        }
-    }
-
     public GroupsV2Operations.NewGroup createGroupV2(
             String name, Collection<SignalServiceAddress> members, byte[] avatar
     ) {
diff --git a/src/main/java/org/asamk/signal/manager/helper/ProfileHelper.java b/src/main/java/org/asamk/signal/manager/helper/ProfileHelper.java
index f775cc1c..ba1980d4 100644
--- a/src/main/java/org/asamk/signal/manager/helper/ProfileHelper.java
+++ b/src/main/java/org/asamk/signal/manager/helper/ProfileHelper.java
@@ -46,8 +46,7 @@ public final class ProfileHelper {
     }
 
     public ProfileAndCredential retrieveProfileSync(
-            SignalServiceAddress recipient,
-            SignalServiceProfile.RequestType requestType
+            SignalServiceAddress recipient, SignalServiceProfile.RequestType requestType
     ) throws IOException {
         try {
             return retrieveProfile(recipient, requestType).get(10, TimeUnit.SECONDS);
@@ -65,28 +64,31 @@ public final class ProfileHelper {
     }
 
     public ListenableFuture<ProfileAndCredential> retrieveProfile(
-            SignalServiceAddress address,
-            SignalServiceProfile.RequestType requestType
+            SignalServiceAddress address, SignalServiceProfile.RequestType requestType
     ) {
         Optional<UnidentifiedAccess> unidentifiedAccess = getUnidentifiedAccess(address);
         Optional<ProfileKey> profileKey = Optional.fromNullable(profileKeyProvider.getProfileKey(address));
 
         if (unidentifiedAccess.isPresent()) {
-            return new CascadingFuture<>(Arrays.asList(() -> getPipeRetrievalFuture(address, profileKey, unidentifiedAccess, requestType),
+            return new CascadingFuture<>(Arrays.asList(() -> getPipeRetrievalFuture(address,
+                    profileKey,
+                    unidentifiedAccess,
+                    requestType),
                     () -> getSocketRetrievalFuture(address, profileKey, unidentifiedAccess, requestType),
                     () -> getPipeRetrievalFuture(address, profileKey, Optional.absent(), requestType),
                     () -> getSocketRetrievalFuture(address, profileKey, Optional.absent(), requestType)),
                     e -> !(e instanceof NotFoundException));
         } else {
-            return new CascadingFuture<>(Arrays.asList(() -> getPipeRetrievalFuture(address, profileKey, Optional.absent(), requestType),
-                    () -> getSocketRetrievalFuture(address, profileKey, Optional.absent(), requestType)),
+            return new CascadingFuture<>(Arrays.asList(() -> getPipeRetrievalFuture(address,
+                    profileKey,
+                    Optional.absent(),
+                    requestType), () -> getSocketRetrievalFuture(address, profileKey, Optional.absent(), requestType)),
                     e -> !(e instanceof NotFoundException));
         }
     }
 
     public String decryptName(
-            ProfileKey profileKey,
-            String encryptedName
+            ProfileKey profileKey, String encryptedName
     ) throws InvalidCiphertextException, IOException {
         if (encryptedName == null) {
             return null;
diff --git a/src/main/java/org/asamk/signal/manager/helper/UnidentifiedAccessHelper.java b/src/main/java/org/asamk/signal/manager/helper/UnidentifiedAccessHelper.java
index d49c23c5..97331cf3 100644
--- a/src/main/java/org/asamk/signal/manager/helper/UnidentifiedAccessHelper.java
+++ b/src/main/java/org/asamk/signal/manager/helper/UnidentifiedAccessHelper.java
@@ -24,7 +24,12 @@ public class UnidentifiedAccessHelper {
 
     private final UnidentifiedAccessSenderCertificateProvider senderCertificateProvider;
 
-    public UnidentifiedAccessHelper(final SelfProfileKeyProvider selfProfileKeyProvider, final ProfileKeyProvider profileKeyProvider, final ProfileProvider profileProvider, final UnidentifiedAccessSenderCertificateProvider senderCertificateProvider) {
+    public UnidentifiedAccessHelper(
+            final SelfProfileKeyProvider selfProfileKeyProvider,
+            final ProfileKeyProvider profileKeyProvider,
+            final ProfileProvider profileProvider,
+            final UnidentifiedAccessSenderCertificateProvider senderCertificateProvider
+    ) {
         this.selfProfileKeyProvider = selfProfileKeyProvider;
         this.profileKeyProvider = profileKeyProvider;
         this.profileProvider = profileProvider;
@@ -62,19 +67,16 @@ public class UnidentifiedAccessHelper {
         }
 
         try {
-            return Optional.of(new UnidentifiedAccessPair(
-                    new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate),
-                    new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate)
-            ));
+            return Optional.of(new UnidentifiedAccessPair(new UnidentifiedAccess(selfUnidentifiedAccessKey,
+                    selfUnidentifiedAccessCertificate),
+                    new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate)));
         } catch (InvalidCertificateException e) {
             return Optional.absent();
         }
     }
 
     public List<Optional<UnidentifiedAccessPair>> getAccessFor(Collection<SignalServiceAddress> recipients) {
-        return recipients.stream()
-                .map(this::getAccessFor)
-                .collect(Collectors.toList());
+        return recipients.stream().map(this::getAccessFor).collect(Collectors.toList());
     }
 
     public Optional<UnidentifiedAccessPair> getAccessFor(SignalServiceAddress recipient) {
@@ -82,15 +84,16 @@ public class UnidentifiedAccessHelper {
         byte[] selfUnidentifiedAccessKey = getSelfUnidentifiedAccessKey();
         byte[] selfUnidentifiedAccessCertificate = senderCertificateProvider.getSenderCertificate();
 
-        if (recipientUnidentifiedAccessKey == null || selfUnidentifiedAccessKey == null || selfUnidentifiedAccessCertificate == null) {
+        if (recipientUnidentifiedAccessKey == null
+                || selfUnidentifiedAccessKey == null
+                || selfUnidentifiedAccessCertificate == null) {
             return Optional.absent();
         }
 
         try {
-            return Optional.of(new UnidentifiedAccessPair(
-                    new UnidentifiedAccess(recipientUnidentifiedAccessKey, selfUnidentifiedAccessCertificate),
-                    new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate)
-            ));
+            return Optional.of(new UnidentifiedAccessPair(new UnidentifiedAccess(recipientUnidentifiedAccessKey,
+                    selfUnidentifiedAccessCertificate),
+                    new UnidentifiedAccess(selfUnidentifiedAccessKey, selfUnidentifiedAccessCertificate)));
         } catch (InvalidCertificateException e) {
             return Optional.absent();
         }
diff --git a/src/main/java/org/asamk/signal/storage/SignalAccount.java b/src/main/java/org/asamk/signal/storage/SignalAccount.java
index dbb0ac04..4f9d8628 100644
--- a/src/main/java/org/asamk/signal/storage/SignalAccount.java
+++ b/src/main/java/org/asamk/signal/storage/SignalAccount.java
@@ -99,7 +99,9 @@ public class SignalAccount implements Closeable {
         }
     }
 
-    public static SignalAccount create(String dataPath, String username, IdentityKeyPair identityKey, int registrationId, ProfileKey profileKey) throws IOException {
+    public static SignalAccount create(
+            String dataPath, String username, IdentityKeyPair identityKey, int registrationId, ProfileKey profileKey
+    ) throws IOException {
         IOUtils.createPrivateDirectories(dataPath);
         String fileName = getFileName(dataPath, username);
         if (!new File(fileName).exists()) {
@@ -122,7 +124,17 @@ public class SignalAccount implements Closeable {
         return account;
     }
 
-    public static SignalAccount createLinkedAccount(String dataPath, String username, UUID uuid, String password, int deviceId, IdentityKeyPair identityKey, int registrationId, String signalingKey, ProfileKey profileKey) throws IOException {
+    public static SignalAccount createLinkedAccount(
+            String dataPath,
+            String username,
+            UUID uuid,
+            String password,
+            int deviceId,
+            IdentityKeyPair identityKey,
+            int registrationId,
+            String signalingKey,
+            ProfileKey profileKey
+    ) throws IOException {
         IOUtils.createPrivateDirectories(dataPath);
         String fileName = getFileName(dataPath, username);
         if (!new File(fileName).exists()) {
@@ -209,11 +221,14 @@ public class SignalAccount implements Closeable {
             try {
                 profileKey = new ProfileKey(Base64.decode(Util.getNotNullNode(rootNode, "profileKey").asText()));
             } catch (InvalidInputException e) {
-                throw new IOException("Config file contains an invalid profileKey, needs to be base64 encoded array of 32 bytes", e);
+                throw new IOException(
+                        "Config file contains an invalid profileKey, needs to be base64 encoded array of 32 bytes",
+                        e);
             }
         }
 
-        signalProtocolStore = jsonProcessor.convertValue(Util.getNotNullNode(rootNode, "axolotlStore"), JsonSignalProtocolStore.class);
+        signalProtocolStore = jsonProcessor.convertValue(Util.getNotNullNode(rootNode, "axolotlStore"),
+                JsonSignalProtocolStore.class);
         registered = Util.getNotNullNode(rootNode, "registered").asBoolean();
         JsonNode groupStoreNode = rootNode.get("groupStore");
         if (groupStoreNode != null) {
@@ -281,7 +296,8 @@ public class SignalAccount implements Closeable {
 
         JsonNode threadStoreNode = rootNode.get("threadStore");
         if (threadStoreNode != null) {
-            LegacyJsonThreadStore threadStore = jsonProcessor.convertValue(threadStoreNode, LegacyJsonThreadStore.class);
+            LegacyJsonThreadStore threadStore = jsonProcessor.convertValue(threadStoreNode,
+                    LegacyJsonThreadStore.class);
             // Migrate thread info to group and contact store
             for (ThreadInfo thread : threadStore.getThreads()) {
                 if (thread.id == null || thread.id.isEmpty()) {
@@ -326,8 +342,7 @@ public class SignalAccount implements Closeable {
                 .putPOJO("contactStore", contactStore)
                 .putPOJO("recipientStore", recipientStore)
                 .putPOJO("profileStore", profileStore)
-                .putPOJO("stickerStore", stickerStore)
-        ;
+                .putPOJO("stickerStore", stickerStore);
         try {
             try (ByteArrayOutputStream output = new ByteArrayOutputStream()) {
                 // Write to memory first to prevent corrupting the file in case of serialization errors
diff --git a/src/main/java/org/asamk/signal/storage/groups/GroupInfoV1.java b/src/main/java/org/asamk/signal/storage/groups/GroupInfoV1.java
index 9ec5178b..adf4f555 100644
--- a/src/main/java/org/asamk/signal/storage/groups/GroupInfoV1.java
+++ b/src/main/java/org/asamk/signal/storage/groups/GroupInfoV1.java
@@ -52,7 +52,18 @@ public class GroupInfoV1 extends GroupInfo {
         return name;
     }
 
-    public GroupInfoV1(@JsonProperty("groupId") byte[] groupId, @JsonProperty("name") String name, @JsonProperty("members") Collection<SignalServiceAddress> members, @JsonProperty("avatarId") long _ignored_avatarId, @JsonProperty("color") String color, @JsonProperty("blocked") boolean blocked, @JsonProperty("inboxPosition") Integer inboxPosition, @JsonProperty("archived") boolean archived, @JsonProperty("messageExpirationTime") int messageExpirationTime, @JsonProperty("active") boolean _ignored_active) {
+    public GroupInfoV1(
+            @JsonProperty("groupId") byte[] groupId,
+            @JsonProperty("name") String name,
+            @JsonProperty("members") Collection<SignalServiceAddress> members,
+            @JsonProperty("avatarId") long _ignored_avatarId,
+            @JsonProperty("color") String color,
+            @JsonProperty("blocked") boolean blocked,
+            @JsonProperty("inboxPosition") Integer inboxPosition,
+            @JsonProperty("archived") boolean archived,
+            @JsonProperty("messageExpirationTime") int messageExpirationTime,
+            @JsonProperty("active") boolean _ignored_active
+    ) {
         super(groupId);
         this.name = name;
         this.members.addAll(members);
@@ -123,7 +134,9 @@ public class GroupInfoV1 extends GroupInfo {
     private static class MembersSerializer extends JsonSerializer<Set<SignalServiceAddress>> {
 
         @Override
-        public void serialize(final Set<SignalServiceAddress> value, final JsonGenerator jgen, final SerializerProvider provider) throws IOException {
+        public void serialize(
+                final Set<SignalServiceAddress> value, final JsonGenerator jgen, final SerializerProvider provider
+        ) throws IOException {
             jgen.writeStartArray(value.size());
             for (SignalServiceAddress address : value) {
                 if (address.getUuid().isPresent()) {
@@ -139,7 +152,9 @@ public class GroupInfoV1 extends GroupInfo {
     private static class MembersDeserializer extends JsonDeserializer<Set<SignalServiceAddress>> {
 
         @Override
-        public Set<SignalServiceAddress> deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public Set<SignalServiceAddress> deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             Set<SignalServiceAddress> addresses = new HashSet<>();
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
             for (JsonNode n : node) {
diff --git a/src/main/java/org/asamk/signal/storage/groups/GroupInfoV2.java b/src/main/java/org/asamk/signal/storage/groups/GroupInfoV2.java
index 823912d9..a205d140 100644
--- a/src/main/java/org/asamk/signal/storage/groups/GroupInfoV2.java
+++ b/src/main/java/org/asamk/signal/storage/groups/GroupInfoV2.java
@@ -46,7 +46,8 @@ public class GroupInfoV2 extends GroupInfo {
         if (this.group == null) {
             return Collections.emptySet();
         }
-        return group.getMembersList().stream()
+        return group.getMembersList()
+                .stream()
                 .map(m -> new SignalServiceAddress(UuidUtil.parseOrThrow(m.getUuid().toByteArray()), null))
                 .collect(Collectors.toSet());
     }
@@ -56,7 +57,8 @@ public class GroupInfoV2 extends GroupInfo {
         if (this.group == null) {
             return Collections.emptySet();
         }
-        return group.getPendingMembersList().stream()
+        return group.getPendingMembersList()
+                .stream()
                 .map(m -> new SignalServiceAddress(UuidUtil.parseOrThrow(m.getUuid().toByteArray()), null))
                 .collect(Collectors.toSet());
     }
@@ -66,7 +68,8 @@ public class GroupInfoV2 extends GroupInfo {
         if (this.group == null) {
             return Collections.emptySet();
         }
-        return group.getRequestingMembersList().stream()
+        return group.getRequestingMembersList()
+                .stream()
                 .map(m -> new SignalServiceAddress(UuidUtil.parseOrThrow(m.getUuid().toByteArray()), null))
                 .collect(Collectors.toSet());
     }
diff --git a/src/main/java/org/asamk/signal/storage/groups/JsonGroupStore.java b/src/main/java/org/asamk/signal/storage/groups/JsonGroupStore.java
index dbeced4e..570282bf 100644
--- a/src/main/java/org/asamk/signal/storage/groups/JsonGroupStore.java
+++ b/src/main/java/org/asamk/signal/storage/groups/JsonGroupStore.java
@@ -104,9 +104,7 @@ public class JsonGroupStore {
 
         @Override
         public void serialize(
-                final Map<String, GroupInfo> value,
-                final JsonGenerator jgen,
-                final SerializerProvider provider
+                final Map<String, GroupInfo> value, final JsonGenerator jgen, final SerializerProvider provider
         ) throws IOException {
             final Collection<GroupInfo> groups = value.values();
             jgen.writeStartArray(groups.size());
@@ -132,8 +130,7 @@ public class JsonGroupStore {
 
         @Override
         public Map<String, GroupInfo> deserialize(
-                JsonParser jsonParser,
-                DeserializationContext deserializationContext
+                JsonParser jsonParser, DeserializationContext deserializationContext
         ) throws IOException {
             Map<String, GroupInfo> groups = new HashMap<>();
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
diff --git a/src/main/java/org/asamk/signal/storage/profiles/SignalProfile.java b/src/main/java/org/asamk/signal/storage/profiles/SignalProfile.java
index 8c3f38b0..023458ed 100644
--- a/src/main/java/org/asamk/signal/storage/profiles/SignalProfile.java
+++ b/src/main/java/org/asamk/signal/storage/profiles/SignalProfile.java
@@ -26,7 +26,14 @@ public class SignalProfile {
     @JsonProperty
     private final Capabilities capabilities;
 
-    public SignalProfile(final String identityKey, final String name, final File avatarFile, final String unidentifiedAccess, final boolean unrestrictedUnidentifiedAccess, final SignalServiceProfile.Capabilities capabilities) {
+    public SignalProfile(
+            final String identityKey,
+            final String name,
+            final File avatarFile,
+            final String unidentifiedAccess,
+            final boolean unrestrictedUnidentifiedAccess,
+            final SignalServiceProfile.Capabilities capabilities
+    ) {
         this.identityKey = identityKey;
         this.name = name;
         this.avatarFile = avatarFile;
@@ -38,7 +45,13 @@ public class SignalProfile {
         this.capabilities.gv2 = capabilities.isGv2();
     }
 
-    public SignalProfile(@JsonProperty("identityKey") final String identityKey, @JsonProperty("name") final String name, @JsonProperty("unidentifiedAccess") final String unidentifiedAccess, @JsonProperty("unrestrictedUnidentifiedAccess") final boolean unrestrictedUnidentifiedAccess, @JsonProperty("capabilities") final Capabilities capabilities) {
+    public SignalProfile(
+            @JsonProperty("identityKey") final String identityKey,
+            @JsonProperty("name") final String name,
+            @JsonProperty("unidentifiedAccess") final String unidentifiedAccess,
+            @JsonProperty("unrestrictedUnidentifiedAccess") final boolean unrestrictedUnidentifiedAccess,
+            @JsonProperty("capabilities") final Capabilities capabilities
+    ) {
         this.identityKey = identityKey;
         this.name = name;
         this.avatarFile = null;
@@ -73,14 +86,23 @@ public class SignalProfile {
 
     @Override
     public String toString() {
-        return "SignalProfile{" +
-                "identityKey='" + identityKey + '\'' +
-                ", name='" + name + '\'' +
-                ", avatarFile=" + avatarFile +
-                ", unidentifiedAccess='" + unidentifiedAccess + '\'' +
-                ", unrestrictedUnidentifiedAccess=" + unrestrictedUnidentifiedAccess +
-                ", capabilities=" + capabilities +
-                '}';
+        return "SignalProfile{"
+                + "identityKey='"
+                + identityKey
+                + '\''
+                + ", name='"
+                + name
+                + '\''
+                + ", avatarFile="
+                + avatarFile
+                + ", unidentifiedAccess='"
+                + unidentifiedAccess
+                + '\''
+                + ", unrestrictedUnidentifiedAccess="
+                + unrestrictedUnidentifiedAccess
+                + ", capabilities="
+                + capabilities
+                + '}';
     }
 
     public static class Capabilities {
diff --git a/src/main/java/org/asamk/signal/storage/protocol/JsonIdentityKeyStore.java b/src/main/java/org/asamk/signal/storage/protocol/JsonIdentityKeyStore.java
index 45c4024c..0095e6d2 100644
--- a/src/main/java/org/asamk/signal/storage/protocol/JsonIdentityKeyStore.java
+++ b/src/main/java/org/asamk/signal/storage/protocol/JsonIdentityKeyStore.java
@@ -63,7 +63,10 @@ public class JsonIdentityKeyStore implements IdentityKeyStore {
 
     @Override
     public boolean saveIdentity(SignalProtocolAddress address, IdentityKey identityKey) {
-        return saveIdentity(resolveSignalServiceAddress(address.getName()), identityKey, TrustLevel.TRUSTED_UNVERIFIED, null);
+        return saveIdentity(resolveSignalServiceAddress(address.getName()),
+                identityKey,
+                TrustLevel.TRUSTED_UNVERIFIED,
+                null);
     }
 
     /**
@@ -75,7 +78,9 @@ public class JsonIdentityKeyStore implements IdentityKeyStore {
      * @param trustLevel     Level of trust: untrusted, trusted, trusted and verified
      * @param added          Added timestamp, if null and the key is newly added, the current time is used.
      */
-    public boolean saveIdentity(SignalServiceAddress serviceAddress, IdentityKey identityKey, TrustLevel trustLevel, Date added) {
+    public boolean saveIdentity(
+            SignalServiceAddress serviceAddress, IdentityKey identityKey, TrustLevel trustLevel, Date added
+    ) {
         for (Identity id : identities) {
             if (!id.address.matches(serviceAddress) || !id.identityKey.equals(identityKey)) {
                 continue;
@@ -99,7 +104,9 @@ public class JsonIdentityKeyStore implements IdentityKeyStore {
      * @param identityKey    The user's public key
      * @param trustLevel     Level of trust: untrusted, trusted, trusted and verified
      */
-    public void setIdentityTrustLevel(SignalServiceAddress serviceAddress, IdentityKey identityKey, TrustLevel trustLevel) {
+    public void setIdentityTrustLevel(
+            SignalServiceAddress serviceAddress, IdentityKey identityKey, TrustLevel trustLevel
+    ) {
         for (Identity id : identities) {
             if (!id.address.matches(serviceAddress) || !id.identityKey.equals(identityKey)) {
                 continue;
@@ -178,7 +185,9 @@ public class JsonIdentityKeyStore implements IdentityKeyStore {
     public static class JsonIdentityKeyStoreDeserializer extends JsonDeserializer<JsonIdentityKeyStore> {
 
         @Override
-        public JsonIdentityKeyStore deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public JsonIdentityKeyStore deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
 
             try {
@@ -190,25 +199,24 @@ public class JsonIdentityKeyStore implements IdentityKeyStore {
                 JsonNode trustedKeysNode = node.get("trustedKeys");
                 if (trustedKeysNode.isArray()) {
                     for (JsonNode trustedKey : trustedKeysNode) {
-                        String trustedKeyName = trustedKey.hasNonNull("name")
-                                ? trustedKey.get("name").asText()
-                                : null;
+                        String trustedKeyName = trustedKey.hasNonNull("name") ? trustedKey.get("name").asText() : null;
 
                         if (UuidUtil.isUuid(trustedKeyName)) {
                             // Ignore identities that were incorrectly created with UUIDs as name
                             continue;
                         }
 
-                        UUID uuid = trustedKey.hasNonNull("uuid")
-                                ? UuidUtil.parseOrNull(trustedKey.get("uuid").asText())
-                                : null;
+                        UUID uuid = trustedKey.hasNonNull("uuid") ? UuidUtil.parseOrNull(trustedKey.get("uuid")
+                                .asText()) : null;
                         final SignalServiceAddress serviceAddress = uuid == null
                                 ? Util.getSignalServiceAddressFromIdentifier(trustedKeyName)
                                 : new SignalServiceAddress(uuid, trustedKeyName);
                         try {
                             IdentityKey id = new IdentityKey(Base64.decode(trustedKey.get("identityKey").asText()), 0);
-                            TrustLevel trustLevel = trustedKey.has("trustLevel") ? TrustLevel.fromInt(trustedKey.get("trustLevel").asInt()) : TrustLevel.TRUSTED_UNVERIFIED;
-                            Date added = trustedKey.has("addedTimestamp") ? new Date(trustedKey.get("addedTimestamp").asLong()) : new Date();
+                            TrustLevel trustLevel = trustedKey.has("trustLevel") ? TrustLevel.fromInt(trustedKey.get(
+                                    "trustLevel").asInt()) : TrustLevel.TRUSTED_UNVERIFIED;
+                            Date added = trustedKey.has("addedTimestamp") ? new Date(trustedKey.get("addedTimestamp")
+                                    .asLong()) : new Date();
                             keyStore.saveIdentity(serviceAddress, id, trustLevel, added);
                         } catch (InvalidKeyException | IOException e) {
                             System.out.println(String.format("Error while decoding key for: %s", trustedKeyName));
@@ -226,10 +234,13 @@ public class JsonIdentityKeyStore implements IdentityKeyStore {
     public static class JsonIdentityKeyStoreSerializer extends JsonSerializer<JsonIdentityKeyStore> {
 
         @Override
-        public void serialize(JsonIdentityKeyStore jsonIdentityKeyStore, JsonGenerator json, SerializerProvider serializerProvider) throws IOException {
+        public void serialize(
+                JsonIdentityKeyStore jsonIdentityKeyStore, JsonGenerator json, SerializerProvider serializerProvider
+        ) throws IOException {
             json.writeStartObject();
             json.writeNumberField("registrationId", jsonIdentityKeyStore.getLocalRegistrationId());
-            json.writeStringField("identityKey", Base64.encodeBytes(jsonIdentityKeyStore.getIdentityKeyPair().serialize()));
+            json.writeStringField("identityKey",
+                    Base64.encodeBytes(jsonIdentityKeyStore.getIdentityKeyPair().serialize()));
             json.writeArrayFieldStart("trustedKeys");
             for (Identity trustedKey : jsonIdentityKeyStore.identities) {
                 json.writeStartObject();
@@ -279,8 +290,7 @@ public class JsonIdentityKeyStore implements IdentityKeyStore {
         }
 
         boolean isTrusted() {
-            return trustLevel == TrustLevel.TRUSTED_UNVERIFIED ||
-                    trustLevel == TrustLevel.TRUSTED_VERIFIED;
+            return trustLevel == TrustLevel.TRUSTED_UNVERIFIED || trustLevel == TrustLevel.TRUSTED_VERIFIED;
         }
 
         public IdentityKey getIdentityKey() {
diff --git a/src/main/java/org/asamk/signal/storage/protocol/JsonPreKeyStore.java b/src/main/java/org/asamk/signal/storage/protocol/JsonPreKeyStore.java
index d09b5d02..dea1996d 100644
--- a/src/main/java/org/asamk/signal/storage/protocol/JsonPreKeyStore.java
+++ b/src/main/java/org/asamk/signal/storage/protocol/JsonPreKeyStore.java
@@ -60,7 +60,9 @@ class JsonPreKeyStore implements PreKeyStore {
     public static class JsonPreKeyStoreDeserializer extends JsonDeserializer<JsonPreKeyStore> {
 
         @Override
-        public JsonPreKeyStore deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public JsonPreKeyStore deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
 
             Map<Integer, byte[]> preKeyMap = new HashMap<>();
@@ -86,7 +88,9 @@ class JsonPreKeyStore implements PreKeyStore {
     public static class JsonPreKeyStoreSerializer extends JsonSerializer<JsonPreKeyStore> {
 
         @Override
-        public void serialize(JsonPreKeyStore jsonPreKeyStore, JsonGenerator json, SerializerProvider serializerProvider) throws IOException {
+        public void serialize(
+                JsonPreKeyStore jsonPreKeyStore, JsonGenerator json, SerializerProvider serializerProvider
+        ) throws IOException {
             json.writeStartArray();
             for (Map.Entry<Integer, byte[]> preKey : jsonPreKeyStore.store.entrySet()) {
                 json.writeStartObject();
diff --git a/src/main/java/org/asamk/signal/storage/protocol/JsonSessionStore.java b/src/main/java/org/asamk/signal/storage/protocol/JsonSessionStore.java
index b1ca622a..fae72bae 100644
--- a/src/main/java/org/asamk/signal/storage/protocol/JsonSessionStore.java
+++ b/src/main/java/org/asamk/signal/storage/protocol/JsonSessionStore.java
@@ -126,24 +126,22 @@ class JsonSessionStore implements SessionStore {
     public static class JsonSessionStoreDeserializer extends JsonDeserializer<JsonSessionStore> {
 
         @Override
-        public JsonSessionStore deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public JsonSessionStore deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
 
             JsonSessionStore sessionStore = new JsonSessionStore();
 
             if (node.isArray()) {
                 for (JsonNode session : node) {
-                    String sessionName = session.hasNonNull("name")
-                            ? session.get("name").asText()
-                            : null;
+                    String sessionName = session.hasNonNull("name") ? session.get("name").asText() : null;
                     if (UuidUtil.isUuid(sessionName)) {
                         // Ignore sessions that were incorrectly created with UUIDs as name
                         continue;
                     }
 
-                    UUID uuid = session.hasNonNull("uuid")
-                            ? UuidUtil.parseOrNull(session.get("uuid").asText())
-                            : null;
+                    UUID uuid = session.hasNonNull("uuid") ? UuidUtil.parseOrNull(session.get("uuid").asText()) : null;
                     final SignalServiceAddress serviceAddress = uuid == null
                             ? Util.getSignalServiceAddressFromIdentifier(sessionName)
                             : new SignalServiceAddress(uuid, sessionName);
@@ -165,7 +163,9 @@ class JsonSessionStore implements SessionStore {
     public static class JsonSessionStoreSerializer extends JsonSerializer<JsonSessionStore> {
 
         @Override
-        public void serialize(JsonSessionStore jsonSessionStore, JsonGenerator json, SerializerProvider serializerProvider) throws IOException {
+        public void serialize(
+                JsonSessionStore jsonSessionStore, JsonGenerator json, SerializerProvider serializerProvider
+        ) throws IOException {
             json.writeStartArray();
             for (SessionInfo sessionInfo : jsonSessionStore.sessions) {
                 json.writeStartObject();
diff --git a/src/main/java/org/asamk/signal/storage/protocol/JsonSignalProtocolStore.java b/src/main/java/org/asamk/signal/storage/protocol/JsonSignalProtocolStore.java
index 9a8802b4..5939749d 100644
--- a/src/main/java/org/asamk/signal/storage/protocol/JsonSignalProtocolStore.java
+++ b/src/main/java/org/asamk/signal/storage/protocol/JsonSignalProtocolStore.java
@@ -42,7 +42,12 @@ public class JsonSignalProtocolStore implements SignalProtocolStore {
     public JsonSignalProtocolStore() {
     }
 
-    public JsonSignalProtocolStore(JsonPreKeyStore preKeyStore, JsonSessionStore sessionStore, JsonSignedPreKeyStore signedPreKeyStore, JsonIdentityKeyStore identityKeyStore) {
+    public JsonSignalProtocolStore(
+            JsonPreKeyStore preKeyStore,
+            JsonSessionStore sessionStore,
+            JsonSignedPreKeyStore signedPreKeyStore,
+            JsonIdentityKeyStore identityKeyStore
+    ) {
         this.preKeyStore = preKeyStore;
         this.sessionStore = sessionStore;
         this.signedPreKeyStore = signedPreKeyStore;
@@ -80,7 +85,9 @@ public class JsonSignalProtocolStore implements SignalProtocolStore {
         identityKeyStore.saveIdentity(serviceAddress, identityKey, trustLevel, null);
     }
 
-    public void setIdentityTrustLevel(SignalServiceAddress serviceAddress, IdentityKey identityKey, TrustLevel trustLevel) {
+    public void setIdentityTrustLevel(
+            SignalServiceAddress serviceAddress, IdentityKey identityKey, TrustLevel trustLevel
+    ) {
         identityKeyStore.setIdentityTrustLevel(serviceAddress, identityKey, trustLevel);
     }
 
diff --git a/src/main/java/org/asamk/signal/storage/protocol/JsonSignedPreKeyStore.java b/src/main/java/org/asamk/signal/storage/protocol/JsonSignedPreKeyStore.java
index 3927b98d..255dd4e0 100644
--- a/src/main/java/org/asamk/signal/storage/protocol/JsonSignedPreKeyStore.java
+++ b/src/main/java/org/asamk/signal/storage/protocol/JsonSignedPreKeyStore.java
@@ -77,7 +77,9 @@ class JsonSignedPreKeyStore implements SignedPreKeyStore {
     public static class JsonSignedPreKeyStoreDeserializer extends JsonDeserializer<JsonSignedPreKeyStore> {
 
         @Override
-        public JsonSignedPreKeyStore deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public JsonSignedPreKeyStore deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
 
             Map<Integer, byte[]> preKeyMap = new HashMap<>();
@@ -103,7 +105,9 @@ class JsonSignedPreKeyStore implements SignedPreKeyStore {
     public static class JsonSignedPreKeyStoreSerializer extends JsonSerializer<JsonSignedPreKeyStore> {
 
         @Override
-        public void serialize(JsonSignedPreKeyStore jsonPreKeyStore, JsonGenerator json, SerializerProvider serializerProvider) throws IOException {
+        public void serialize(
+                JsonSignedPreKeyStore jsonPreKeyStore, JsonGenerator json, SerializerProvider serializerProvider
+        ) throws IOException {
             json.writeStartArray();
             for (Map.Entry<Integer, byte[]> signedPreKey : jsonPreKeyStore.store.entrySet()) {
                 json.writeStartObject();
diff --git a/src/main/java/org/asamk/signal/storage/protocol/RecipientStore.java b/src/main/java/org/asamk/signal/storage/protocol/RecipientStore.java
index 47f06c46..701eca34 100644
--- a/src/main/java/org/asamk/signal/storage/protocol/RecipientStore.java
+++ b/src/main/java/org/asamk/signal/storage/protocol/RecipientStore.java
@@ -49,7 +49,9 @@ public class RecipientStore {
     public static class RecipientStoreDeserializer extends JsonDeserializer<Set<SignalServiceAddress>> {
 
         @Override
-        public Set<SignalServiceAddress> deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public Set<SignalServiceAddress> deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
 
             Set<SignalServiceAddress> addresses = new HashSet<>();
@@ -70,7 +72,9 @@ public class RecipientStore {
     public static class RecipientStoreSerializer extends JsonSerializer<Set<SignalServiceAddress>> {
 
         @Override
-        public void serialize(Set<SignalServiceAddress> addresses, JsonGenerator json, SerializerProvider serializerProvider) throws IOException {
+        public void serialize(
+                Set<SignalServiceAddress> addresses, JsonGenerator json, SerializerProvider serializerProvider
+        ) throws IOException {
             json.writeStartArray();
             for (SignalServiceAddress address : addresses) {
                 json.writeStartObject();
diff --git a/src/main/java/org/asamk/signal/storage/stickers/StickerStore.java b/src/main/java/org/asamk/signal/storage/stickers/StickerStore.java
index 7b87369d..e5d817d2 100644
--- a/src/main/java/org/asamk/signal/storage/stickers/StickerStore.java
+++ b/src/main/java/org/asamk/signal/storage/stickers/StickerStore.java
@@ -37,7 +37,9 @@ public class StickerStore {
     private static class StickersSerializer extends JsonSerializer<Map<byte[], Sticker>> {
 
         @Override
-        public void serialize(final Map<byte[], Sticker> value, final JsonGenerator jgen, final SerializerProvider provider) throws IOException {
+        public void serialize(
+                final Map<byte[], Sticker> value, final JsonGenerator jgen, final SerializerProvider provider
+        ) throws IOException {
             final Collection<Sticker> stickers = value.values();
             jgen.writeStartArray(stickers.size());
             for (Sticker sticker : stickers) {
@@ -54,7 +56,9 @@ public class StickerStore {
     private static class StickersDeserializer extends JsonDeserializer<Map<byte[], Sticker>> {
 
         @Override
-        public Map<byte[], Sticker> deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public Map<byte[], Sticker> deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             Map<byte[], Sticker> stickers = new HashMap<>();
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
             for (JsonNode n : node) {
diff --git a/src/main/java/org/asamk/signal/storage/threads/LegacyJsonThreadStore.java b/src/main/java/org/asamk/signal/storage/threads/LegacyJsonThreadStore.java
index 6bea1bfe..24463933 100644
--- a/src/main/java/org/asamk/signal/storage/threads/LegacyJsonThreadStore.java
+++ b/src/main/java/org/asamk/signal/storage/threads/LegacyJsonThreadStore.java
@@ -34,7 +34,9 @@ public class LegacyJsonThreadStore {
     private static class MapToListSerializer extends JsonSerializer<Map<?, ?>> {
 
         @Override
-        public void serialize(final Map<?, ?> value, final JsonGenerator jgen, final SerializerProvider provider) throws IOException {
+        public void serialize(
+                final Map<?, ?> value, final JsonGenerator jgen, final SerializerProvider provider
+        ) throws IOException {
             jgen.writeObject(value.values());
         }
     }
@@ -42,7 +44,9 @@ public class LegacyJsonThreadStore {
     private static class ThreadsDeserializer extends JsonDeserializer<Map<String, ThreadInfo>> {
 
         @Override
-        public Map<String, ThreadInfo> deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
+        public Map<String, ThreadInfo> deserialize(
+                JsonParser jsonParser, DeserializationContext deserializationContext
+        ) throws IOException {
             Map<String, ThreadInfo> threads = new HashMap<>();
             JsonNode node = jsonParser.getCodec().readTree(jsonParser);
             for (JsonNode n : node) {
diff --git a/src/main/java/org/asamk/signal/util/ErrorUtils.java b/src/main/java/org/asamk/signal/util/ErrorUtils.java
index 37237f63..8e27dd90 100644
--- a/src/main/java/org/asamk/signal/util/ErrorUtils.java
+++ b/src/main/java/org/asamk/signal/util/ErrorUtils.java
@@ -17,7 +17,8 @@ public class ErrorUtils {
     public static void handleAssertionError(AssertionError e) {
         System.err.println("Failed to send/receive message (Assertion): " + e.getMessage());
         e.printStackTrace();
-        System.err.println("If you use an Oracle JRE please check if you have unlimited strength crypto enabled, see README");
+        System.err.println(
+                "If you use an Oracle JRE please check if you have unlimited strength crypto enabled, see README");
     }
 
     public static int handleTimestampAndSendMessageResults(long timestamp, List<SendMessageResult> results) {
diff --git a/src/main/java/org/asamk/signal/util/Hex.java b/src/main/java/org/asamk/signal/util/Hex.java
index 8c6c62a2..46609ceb 100644
--- a/src/main/java/org/asamk/signal/util/Hex.java
+++ b/src/main/java/org/asamk/signal/util/Hex.java
@@ -2,9 +2,7 @@ package org.asamk.signal.util;
 
 public class Hex {
 
-    private final static char[] HEX_DIGITS = {
-            '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'
-    };
+    private final static char[] HEX_DIGITS = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
 
     private Hex() {
     }
diff --git a/src/main/java/org/asamk/signal/util/SecurityProvider.java b/src/main/java/org/asamk/signal/util/SecurityProvider.java
index 8a0e53f8..6addcb97 100644
--- a/src/main/java/org/asamk/signal/util/SecurityProvider.java
+++ b/src/main/java/org/asamk/signal/util/SecurityProvider.java
@@ -16,10 +16,13 @@ public class SecurityProvider extends Provider {
 
         // Workaround for BKS truststore
         put("KeyStore.BKS", org.bouncycastle.jcajce.provider.keystore.bc.BcKeyStoreSpi.Std.class.getCanonicalName());
-        put("KeyStore.BKS-V1", org.bouncycastle.jcajce.provider.keystore.bc.BcKeyStoreSpi.Version1.class.getCanonicalName());
-        put("KeyStore.BouncyCastle", org.bouncycastle.jcajce.provider.keystore.bc.BcKeyStoreSpi.BouncyCastleStore.class.getCanonicalName());
+        put("KeyStore.BKS-V1",
+                org.bouncycastle.jcajce.provider.keystore.bc.BcKeyStoreSpi.Version1.class.getCanonicalName());
+        put("KeyStore.BouncyCastle",
+                org.bouncycastle.jcajce.provider.keystore.bc.BcKeyStoreSpi.BouncyCastleStore.class.getCanonicalName());
         put("KeyFactory.X.509", org.bouncycastle.jcajce.provider.asymmetric.x509.KeyFactory.class.getCanonicalName());
-        put("CertificateFactory.X.509", org.bouncycastle.jcajce.provider.asymmetric.x509.CertificateFactory.class.getCanonicalName());
+        put("CertificateFactory.X.509",
+                org.bouncycastle.jcajce.provider.asymmetric.x509.CertificateFactory.class.getCanonicalName());
     }
 
     public static class DefaultRandom extends SecureRandomSpi {
diff --git a/src/main/java/org/asamk/signal/util/Util.java b/src/main/java/org/asamk/signal/util/Util.java
index d6b467b0..bc2d3377 100644
--- a/src/main/java/org/asamk/signal/util/Util.java
+++ b/src/main/java/org/asamk/signal/util/Util.java
@@ -41,7 +41,8 @@ public class Util {
     public static JsonNode getNotNullNode(JsonNode parent, String name) throws InvalidObjectException {
         JsonNode node = parent.get(name);
         if (node == null) {
-            throw new InvalidObjectException(String.format("Incorrect file format: expected parameter %s not found ", name));
+            throw new InvalidObjectException(String.format("Incorrect file format: expected parameter %s not found ",
+                    name));
         }
 
         return node;
-- 
2.50.1