Refactor command creation

[signal-cli] / src / main / java / org / asamk / signal / commands / ReceiveCommand.java

diff --git a/src/main/java/org/asamk/signal/commands/ReceiveCommand.java b/src/main/java/org/asamk/signal/commands/ReceiveCommand.java
index 5cae9e2e899a8e723dfc2eec166beefc0ec47c9f..82bd5d8f274f5c2f21d9173d02dc08ada8ced7c7 100644 (file)
--- a/src/main/java/org/asamk/signal/commands/ReceiveCommand.java
+++ b/src/main/java/org/asamk/signal/commands/ReceiveCommand.java
@@ -8,7 +8,8 @@ import org.asamk.Signal;
 import org.asamk.signal.JsonReceiveMessageHandler;
 import org.asamk.signal.JsonWriter;
 import org.asamk.signal.OutputType;
-import org.asamk.signal.PlainTextWriterImpl;
+import org.asamk.signal.OutputWriter;
+import org.asamk.signal.PlainTextWriter;
 import org.asamk.signal.ReceiveMessageHandler;
 import org.asamk.signal.commands.exceptions.CommandException;
 import org.asamk.signal.commands.exceptions.IOErrorException;
@@ -23,14 +24,19 @@ import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.util.Base64;
+import java.util.List;
 import java.util.Map;
-import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
 public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
 
     private final static Logger logger = LoggerFactory.getLogger(ReceiveCommand.class);
 
+    @Override
+    public String getName() {
+        return "receive";
+    }
+
     @Override
     public void attachToSubparser(final Subparser subparser) {
         subparser.help("Query the server for new messages.");
@@ -44,18 +50,16 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
     }
 
     @Override
-    public Set<OutputType> getSupportedOutputTypes() {
-        return Set.of(OutputType.PLAIN_TEXT, OutputType.JSON);
+    public List<OutputType> getSupportedOutputTypes() {
+        return List.of(OutputType.PLAIN_TEXT, OutputType.JSON);
     }
 
     public void handleCommand(
-            final Namespace ns, final Signal signal, DBusConnection dbusconnection
+            final Namespace ns, final Signal signal, DBusConnection dbusconnection, final OutputWriter outputWriter
     ) throws CommandException {
-        var inJson = ns.get("output") == OutputType.JSON;
-
         try {
-            if (inJson) {
-                final var jsonWriter = new JsonWriter(System.out);
+            if (outputWriter instanceof JsonWriter) {
+                final var jsonWriter = (JsonWriter) outputWriter;
 
                 dbusconnection.addSigHandler(Signal.MessageReceived.class, signal, messageReceived -> {
                     var envelope = new JsonMessageEnvelope(messageReceived);
@@ -75,7 +79,7 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
                     jsonWriter.write(object);
                 });
             } else {
-                final var writer = new PlainTextWriterImpl(System.out);
+                final var writer = (PlainTextWriter) outputWriter;
 
                 dbusconnection.addSigHandler(Signal.MessageReceived.class, signal, messageReceived -> {
                     writer.println("Envelope from: {}", messageReceived.getSender());
@@ -134,9 +138,9 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
     }
 
     @Override
-    public void handleCommand(final Namespace ns, final Manager m) throws CommandException {
-        var inJson = ns.get("output") == OutputType.JSON;
-
+    public void handleCommand(
+            final Namespace ns, final Manager m, final OutputWriter outputWriter
+    ) throws CommandException {
         double timeout = ns.getDouble("timeout");
         var returnOnTimeout = true;
         if (timeout < 0) {
@@ -145,7 +149,8 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
         }
         boolean ignoreAttachments = ns.getBoolean("ignore-attachments");
         try {
-            final var handler = inJson ? new JsonReceiveMessageHandler(m) : new ReceiveMessageHandler(m);
+            final var handler = outputWriter instanceof JsonWriter ? new JsonReceiveMessageHandler(m,
+                    (JsonWriter) outputWriter) : new ReceiveMessageHandler(m, (PlainTextWriter) outputWriter);
             m.receiveMessages((long) (timeout * 1000),
                     TimeUnit.MILLISECONDS,
                     returnOnTimeout,
@@ -153,6 +158,7 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
                     handler);
         } catch (IOException e) {
             throw new IOErrorException("Error while receiving messages: " + e.getMessage());
+        } catch (InterruptedException ignored) {
         }
     }
 }