1 files changed, 4 insertions, 3 deletions
diff --git a/juick-server-xmpp/src/main/java/com/juick/server/CommandsManager.java b/juick-server-xmpp/src/main/java/com/juick/server/CommandsManager.java
index 26dafa69d..c94e70f36 100644
--- a/juick-server-xmpp/src/main/java/com/juick/server/CommandsManager.java
+++ b/juick-server-xmpp/src/main/java/com/juick/server/CommandsManager.java
@@ -40,6 +40,7 @@ import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Component;
 import rocks.xmpp.addr.Jid;
 
+import javax.annotation.Nonnull;
 import javax.annotation.PostConstruct;
 import javax.inject.Inject;
 import java.lang.reflect.InvocationTargetException;
@@ -84,7 +85,7 @@ public class CommandsManager {
     }
 
 
-    public Optional<CommandResult> processCommand(User user, Jid from, String input, URI attachment) throws InvocationTargetException,
+    public Optional<CommandResult> processCommand(User user, Jid from, String input, @Nonnull URI attachment) throws InvocationTargetException,
             IllegalAccessException, NoSuchMethodException {
         Optional<Method> cmd = MethodUtils.getMethodsListWithAnnotation(getClass(), UserCommand.class).stream()
                 .filter(m -> Pattern.compile(m.getAnnotation(UserCommand.class).pattern(),
@@ -452,7 +453,7 @@ public class CommandsManager {
     }
     @UserCommand(pattern = "^(#|\\.)(\\d+)((\\.|\\-|\\/)(\\d+))?\\s([\\s\\S]+)",
             help = "#1234 *tag *tag2 - edit tags\n#1234 text - reply to message")
-    public CommandResult EditOrReply(User user, Jid from, URI attachment, String... args) throws Exception {
+    public CommandResult EditOrReply(User user, Jid from, @Nonnull URI attachment, String... args) throws Exception {
         int mid = NumberUtils.toInt(args[1]);
         int rid = NumberUtils.toInt(args[4], 0);
         String txt = args[5];
@@ -464,7 +465,7 @@ public class CommandsManager {
             tagService.updateTags(mid, messageTags);
             return CommandResult.fromString("Tags are updated");
         } else {
-            String attachmentType = attachment != null && StringUtils.isNotEmpty(attachment.toString()) ? attachment.toString().substring(attachment.toString().length() - 3) : null;
+            String attachmentType = StringUtils.isNotEmpty(attachment.toString()) ? attachment.toString().substring(attachment.toString().length() - 3) : null;
             int newrid = messagesService.createReply(mid, rid, user.getUid(), txt, attachmentType);
             if (StringUtils.isNotEmpty(attachmentType)) {
                 String attachmentFName = attachment.getScheme().equals("juick") ? attachment.getHost()