+ @Override
+ public Set<OutputType> getSupportedOutputTypes() {
+ return Set.of(OutputType.PLAIN_TEXT, OutputType.JSON);
+ }
+
+ public void handleCommand(
+ final Namespace ns, final Signal signal, DBusConnection dbusconnection
+ ) throws CommandException {
+ var inJson = ns.get("output") == OutputType.JSON || ns.getBoolean("json");
+
+ // TODO delete later when "json" variable is removed
+ if (ns.getBoolean("json")) {
+ logger.warn("\"--json\" option has been deprecated, please use the global \"--output=json\" instead.");
+ }
+
+ try {
+ if (inJson) {
+ final var jsonWriter = new JsonWriter(System.out);
+
+ dbusconnection.addSigHandler(Signal.MessageReceived.class, messageReceived -> {
+ var envelope = new JsonMessageEnvelope(messageReceived);
+ final var object = Map.of("envelope", envelope);
+ jsonWriter.write(object);
+ });
+
+ dbusconnection.addSigHandler(Signal.ReceiptReceived.class, receiptReceived -> {
+ var envelope = new JsonMessageEnvelope(receiptReceived);
+ final var object = Map.of("envelope", envelope);
+ jsonWriter.write(object);
+ });
+
+ dbusconnection.addSigHandler(Signal.SyncMessageReceived.class, syncReceived -> {
+ var envelope = new JsonMessageEnvelope(syncReceived);
+ final var object = Map.of("envelope", envelope);
+ jsonWriter.write(object);
+ });
+ } else {
+ final var writer = new PlainTextWriterImpl(System.out);
+