X-Git-Url: https://git.nmode.ca/signal-cli/blobdiff_plain/33c4e17c0d295d437438f6e1d8fbfd1ae6640f3c..9741c93ce969a961cb90571b2d7046084a293db3:/src/main/java/org/asamk/signal/dbus/DbusManagerImpl.java

diff --git a/src/main/java/org/asamk/signal/dbus/DbusManagerImpl.java b/src/main/java/org/asamk/signal/dbus/DbusManagerImpl.java
index 2e30417c..ea09dba4 100644
--- a/src/main/java/org/asamk/signal/dbus/DbusManagerImpl.java
+++ b/src/main/java/org/asamk/signal/dbus/DbusManagerImpl.java
@@ -3,6 +3,7 @@ package org.asamk.signal.dbus;
 import org.asamk.Signal;
 import org.asamk.signal.DbusConfig;
 import org.asamk.signal.manager.Manager;
+import org.asamk.signal.manager.api.AlreadyReceivingException;
 import org.asamk.signal.manager.api.AttachmentInvalidException;
 import org.asamk.signal.manager.api.CaptchaRequiredException;
 import org.asamk.signal.manager.api.Configuration;
@@ -49,6 +50,7 @@ import org.freedesktop.dbus.DBusMap;
 import org.freedesktop.dbus.DBusPath;
 import org.freedesktop.dbus.connections.impl.DBusConnection;
 import org.freedesktop.dbus.exceptions.DBusException;
+import org.freedesktop.dbus.exceptions.DBusExecutionException;
 import org.freedesktop.dbus.interfaces.DBusInterface;
 import org.freedesktop.dbus.interfaces.DBusSigHandler;
 import org.freedesktop.dbus.types.Variant;
@@ -136,7 +138,7 @@ public class DbusManagerImpl implements Manager {
     }
 
     @Override
-    public void updateConfiguration(Configuration newConfiguration) throws IOException {
+    public void updateConfiguration(Configuration newConfiguration) {
         final var configuration = getRemoteObject(new DBusPath(signal.getObjectPath() + "/Configuration"),
                 Signal.Configuration.class);
         newConfiguration.readReceipts()
@@ -244,7 +246,7 @@ public class DbusManagerImpl implements Manager {
     public SendGroupMessageResults quitGroup(
             final GroupId groupId, final Set<RecipientIdentifier.Single> groupAdmins
     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException {
-        if (groupAdmins.size() > 0) {
+        if (!groupAdmins.isEmpty()) {
             throw new UnsupportedOperationException();
         }
         final var group = getRemoteObject(signal.getGroup(groupId.serialize()), Signal.Group.class);
@@ -341,8 +343,13 @@ public class DbusManagerImpl implements Manager {
 
     @Override
     public Pair<GroupId, SendGroupMessageResults> joinGroup(final GroupInviteLinkUrl inviteLinkUrl) throws IOException, InactiveGroupLinkException {
-        final var newGroupId = signal.joinGroup(inviteLinkUrl.getUrl());
-        return new Pair<>(GroupId.unknownVersion(newGroupId), new SendGroupMessageResults(0, List.of()));
+        try {
+            final var newGroupId = signal.joinGroup(inviteLinkUrl.getUrl());
+            return new Pair<>(GroupId.unknownVersion(newGroupId), new SendGroupMessageResults(0, List.of()));
+        } catch (DBusExecutionException e) {
+            throw new IOException("Failed to join group: " + e.getMessage() + " (" + e.getClass().getSimpleName() + ")",
+                    e);
+        }
     }
 
     @Override
@@ -522,7 +529,7 @@ public class DbusManagerImpl implements Manager {
             if (isWeakListener) {
                 weakHandlers.add(handler);
             } else {
-                if (messageHandlers.size() == 0) {
+                if (messageHandlers.isEmpty()) {
                     installMessageHandlers();
                 }
                 messageHandlers.add(handler);
@@ -535,7 +542,7 @@ public class DbusManagerImpl implements Manager {
         synchronized (messageHandlers) {
             weakHandlers.remove(handler);
             messageHandlers.remove(handler);
-            if (messageHandlers.size() == 0) {
+            if (messageHandlers.isEmpty()) {
                 uninstallMessageHandlers();
             }
         }
@@ -544,14 +551,21 @@ public class DbusManagerImpl implements Manager {
     @Override
     public boolean isReceiving() {
         synchronized (messageHandlers) {
-            return messageHandlers.size() > 0;
+            return !messageHandlers.isEmpty();
         }
     }
 
+    private Thread receiveThread;
+
     @Override
     public void receiveMessages(
             Optional<Duration> timeout, Optional<Integer> maxMessages, ReceiveMessageHandler handler
-    ) throws IOException {
+    ) throws IOException, AlreadyReceivingException {
+        if (receiveThread != null) {
+            throw new AlreadyReceivingException("Already receiving message.");
+        }
+        receiveThread = Thread.currentThread();
+
         final var remainingMessages = new AtomicInteger(maxMessages.orElse(-1));
         final var lastMessage = new AtomicLong(System.currentTimeMillis());
         final var thread = Thread.currentThread();
@@ -577,6 +591,7 @@ public class DbusManagerImpl implements Manager {
                     }
                     Thread.sleep(sleepTimeRemaining);
                 } catch (InterruptedException ignored) {
+                    break;
                 }
             }
         } else {
@@ -589,6 +604,14 @@ public class DbusManagerImpl implements Manager {
         }
 
         removeReceiveHandler(receiveHandler);
+        receiveThread = null;
+    }
+
+    @Override
+    public void stopReceiveMessages() {
+        if (receiveThread != null) {
+            receiveThread.interrupt();
+        }
     }
 
     @Override
@@ -622,7 +645,7 @@ public class DbusManagerImpl implements Manager {
                 return null;
             }
             final var contactName = signal.getContactName(n);
-            if (onlyContacts && contactName.length() == 0) {
+            if (onlyContacts && contactName.isEmpty()) {
                 return null;
             }
             if (name.isPresent() && !name.get().equals(contactName)) {
@@ -721,7 +744,7 @@ public class DbusManagerImpl implements Manager {
             this.notify();
         }
         synchronized (messageHandlers) {
-            if (messageHandlers.size() > 0) {
+            if (!messageHandlers.isEmpty()) {
                 uninstallMessageHandlers();
             }
             weakHandlers.clear();
@@ -745,7 +768,7 @@ public class DbusManagerImpl implements Manager {
                 .map(RecipientIdentifier.Single.class::cast)
                 .map(RecipientIdentifier.Single::getIdentifier)
                 .toList();
-        if (singleRecipients.size() > 0) {
+        if (!singleRecipients.isEmpty()) {
             timestamp = recipientsHandler.apply(singleRecipients);
         }
 
@@ -948,7 +971,7 @@ public class DbusManagerImpl implements Manager {
             };
             connection.addSigHandler(Signal.SyncMessageReceivedV2.class, signal, this.dbusSyncHandler);
         } catch (DBusException e) {
-            e.printStackTrace();
+            throw new RuntimeException(e);
         }
         signal.subscribeReceive();
     }
@@ -968,7 +991,7 @@ public class DbusManagerImpl implements Manager {
             connection.removeSigHandler(Signal.ReceiptReceivedV2.class, signal, this.dbusRcptHandler);
             connection.removeSigHandler(Signal.SyncMessageReceivedV2.class, signal, this.dbusSyncHandler);
         } catch (DBusException e) {
-            e.printStackTrace();
+            throw new RuntimeException(e);
         }
     }