From 055cda0267efd41678cf0dcdbefa7de821b3db23 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 14 Apr 2022 17:12:51 +0300
Subject: ActivityPub: handle followers exceptions

---
 src/main/java/com/juick/ActivityPubManager.java | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'src/main/java/com')

diff --git a/src/main/java/com/juick/ActivityPubManager.java b/src/main/java/com/juick/ActivityPubManager.java
index b0e77c63..a86fc301 100644
--- a/src/main/java/com/juick/ActivityPubManager.java
+++ b/src/main/java/com/juick/ActivityPubManager.java
@@ -416,11 +416,15 @@ public class ActivityPubManager implements ActivityListener, NotificationListene
                 socialService.getFollowers(user).forEach(acct -> {
                     var follower = signatureManager.getContext(URI.create(acct));
                     follower.ifPresentOrElse((person) -> {
-                        try {
-                            logger.info("{} announcing {} to {}", user.getName(), message.getMid(), acct);
-                            signatureManager.post((Actor)ctx, (Actor) person, announce);
-                        } catch (IOException | NoSuchAlgorithmException e) {
-                            logger.warn("activitypub exception", e);
+                        if (person instanceof Actor) {
+                            try {
+                                logger.info("{} announcing {} to {}", user.getName(), message.getMid(), acct);
+                                signatureManager.post((Actor) ctx, (Actor) person, announce);
+                            } catch (IOException | NoSuchAlgorithmException e) {
+                                logger.warn("activitypub exception", e);
+                            }
+                        } else {
+                            logger.warn("Unhandled context: {}", acct);
                         }
                     }, () -> logger.warn("Follower not found: {}", acct));
                 });
-- 
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