Update gradle

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

diff --git a/src/main/java/org/asamk/signal/commands/GetAttachmentCommand.java b/src/main/java/org/asamk/signal/commands/GetAttachmentCommand.java
index f2f0450ca7f5236537d49e9871db92523031ce71..cf7161946cbe8587458ab00ac8b9177489f23876 100644 (file)
--- a/src/main/java/org/asamk/signal/commands/GetAttachmentCommand.java
+++ b/src/main/java/org/asamk/signal/commands/GetAttachmentCommand.java
@@ -26,6 +26,7 @@ public class GetAttachmentCommand implements JsonRpcLocalCommand {
 
     @Override
     public void attachToSubparser(final Subparser subparser) {
+        subparser.help("Retrieve an already downloaded attachment base64 encoded.");
         subparser.addArgument("--id").required(true).help("The ID of the attachment file.");
         var mut = subparser.addMutuallyExclusiveGroup().required(true);
         mut.addArgument("--recipient").help("Sender of the attachment");
@@ -34,7 +35,9 @@ public class GetAttachmentCommand implements JsonRpcLocalCommand {
 
     @Override
     public void handleCommand(
-            final Namespace ns, final Manager m, final OutputWriter outputWriter
+            final Namespace ns,
+            final Manager m,
+            final OutputWriter outputWriter
     ) throws CommandException {
 
         final var id = ns.getString("id");
@@ -42,10 +45,9 @@ public class GetAttachmentCommand implements JsonRpcLocalCommand {
         try (InputStream attachment = m.retrieveAttachment(id)) {
             final var bytes = attachment.readAllBytes();
             final var base64 = Base64.getEncoder().encodeToString(bytes);
-            if (outputWriter instanceof PlainTextWriter writer) {
-                writer.println(base64);
-            } else if (outputWriter instanceof JsonWriter writer) {
-                writer.write(new JsonAttachmentData(base64));
+            switch (outputWriter) {
+                case PlainTextWriter writer -> writer.println(base64);
+                case JsonWriter writer -> writer.write(new JsonAttachmentData(base64));
             }
         } catch (FileNotFoundException ex) {
             throw new UserErrorException("Could not find attachment with ID: " + id, ex);