Implement unregister command for jsonrpc and dbus daemon

src/main/java/org/asamk/Signal.java

@@ -171,6 +171,10 @@ public interface Signal extends DBusInterface {
 
     void submitRateLimitChallenge(String challenge, String captchaString) throws Error.Failure;
 
+    void unregister() throws Error.Failure;
+
+    void deleteAccount() throws Error.Failure;
+
     class MessageReceivedV2 extends DBusSignal {
 
         private final long timestamp;

src/main/java/org/asamk/signal/Main.java

@@ -100,7 +100,7 @@ public class Main {
         }
         SLF4JBridgeHandler.removeHandlersForRootLogger();
         SLF4JBridgeHandler.install();
-        java.util.logging.Logger.getLogger("").setLevel(java.util.logging.Level.FINEST);
+        // java.util.logging.Logger.getLogger("").setLevel(java.util.logging.Level.FINEST);
     }
 
     private static int getStatusForError(final CommandException e) {

src/main/java/org/asamk/signal/commands/DaemonCommand.java

@@ -132,6 +132,12 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
             runDbusSingleAccount(m, false, receiveMode != ReceiveMode.ON_START);
         }
 
+        m.addClosedListener(() -> {
+            synchronized (this) {
+                notifyAll();
+            }
+        });
+
         synchronized (this) {
             try {
                 wait();
@@ -230,7 +236,6 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
     }
 
     private void runSocket(final ServerSocketChannel serverChannel, Consumer<SocketChannel> socketHandler) {
-        final var mainThread = Thread.currentThread();
         new Thread(() -> {
             while (true) {
                 final SocketChannel channel;
@@ -241,7 +246,9 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
                     logger.info("Accepted new client: " + clientString);
                 } catch (IOException e) {
                     logger.error("Failed to accept new socket connection", e);
-                    mainThread.notifyAll();
+                    synchronized (this) {
+                        notifyAll();
+                    }
                     break;
                 }
                 new Thread(() -> {
@@ -292,6 +299,17 @@ public class DaemonCommand implements MultiLocalCommand, LocalCommand {
                     }
                 }
             });
+            c.addOnManagerRemovedHandler(m -> {
+                final var path = DbusConfig.getObjectPath(m.getSelfNumber());
+                try {
+                    final var object = connection.getExportedObject(null, path);
+                    if (object instanceof DbusSignalImpl dbusSignal) {
+                        dbusSignal.close();
+                    }
+                } catch (DBusException ignored) {
+                }
+                connection.unExportObject(path);
+            });
 
             final var initThreads = c.getAccountNumbers()
                     .stream()

src/main/java/org/asamk/signal/commands/UnregisterCommand.java

@@ -11,7 +11,7 @@ import org.asamk.signal.manager.Manager;
 
 import java.io.IOException;
 
-public class UnregisterCommand implements LocalCommand {
+public class UnregisterCommand implements JsonRpcLocalCommand {
 
     @Override
     public String getName() {

src/main/java/org/asamk/signal/dbus/DbusManagerImpl.java

@@ -68,6 +68,7 @@ public class DbusManagerImpl implements Manager {
 
     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
+    private final List<Runnable> closedListeners = new ArrayList<>();
     private DBusSigHandler<Signal.MessageReceivedV2> dbusMsgHandler;
     private DBusSigHandler<Signal.ReceiptReceivedV2> dbusRcptHandler;
     private DBusSigHandler<Signal.SyncMessageReceivedV2> dbusSyncHandler;
@@ -583,6 +584,13 @@ public class DbusManagerImpl implements Manager {
         throw new UnsupportedOperationException();
     }
 
+    @Override
+    public void addClosedListener(final Runnable listener) {
+        synchronized (closedListeners) {
+            closedListeners.add(listener);
+        }
+    }
+
     @Override
     public void close() throws IOException {
         synchronized (this) {
@@ -595,6 +603,10 @@ public class DbusManagerImpl implements Manager {
             weakHandlers.clear();
             messageHandlers.clear();
         }
+        synchronized (closedListeners) {
+            closedListeners.forEach(Runnable::run);
+            closedListeners.clear();
+        }
     }
 
     private SendMessageResults handleMessage(

src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java

@@ -138,6 +138,24 @@ public class DbusSignalImpl implements Signal {
 
     }
 
+    @Override
+    public void unregister() throws Error.Failure {
+        try {
+            m.unregister();
+        } catch (IOException e) {
+            throw new Error.Failure("Failed to unregister: " + e.getMessage());
+        }
+    }
+
+    @Override
+    public void deleteAccount() throws Error.Failure {
+        try {
+            m.deleteAccount();
+        } catch (IOException e) {
+            throw new Error.Failure("Failed to delete account: " + e.getMessage());
+        }
+    }
+
     @Override
     public void addDevice(String uri) {
         try {

src/main/java/org/asamk/signal/jsonrpc/SignalJsonRpcDispatcherHandler.java

@@ -64,6 +64,8 @@ public class SignalJsonRpcDispatcherHandler {
 
         if (!noReceiveOnStart) {
             c.getAccountNumbers().stream().map(c::getManager).filter(Objects::nonNull).forEach(this::subscribeReceive);
+            c.addOnManagerAddedHandler(this::subscribeReceive);
+            c.addOnManagerRemovedHandler(this::unsubscribeReceive);
         }
 
         handleConnection();
@@ -76,6 +78,9 @@ public class SignalJsonRpcDispatcherHandler {
             subscribeReceive(m);
         }
 
+        final var currentThread = Thread.currentThread();
+        m.addClosedListener(currentThread::interrupt);
+
         handleConnection();
     }