Apply fixes from some IDEA code inspections

1 files changed, 8 insertions, 8 deletions

diff --git a/src/main/java/com/juick/CommandsManager.java b/src/main/java/com/juick/CommandsManager.java
index f7c37b8b..66a45f9d 100644
--- a/src/main/java/com/juick/CommandsManager.java
+++ b/src/main/java/com/juick/CommandsManager.java
@@ -106,7 +106,7 @@ public class CommandsManager {
                 }
             }
             CommandResult commandResult = (CommandResult) getClass().getMethod(cmd.get().getName(), User.class, URI.class, String[].class)
-                    .invoke(this, user, attachment, groups.toArray(new String[groups.size()]));
+                    .invoke(this, user, attachment, groups.toArray(new String[0]));
             if (StringUtils.isNotEmpty(commandResult.getText())) {
                 return commandResult;
             }
@@ -196,26 +196,26 @@ public class CommandsManager {
         List<User> blusers = userService.getUserBLUsers(user_from.getUid());
         List<String> bltags = tagService.getUserBLTags(user_from.getUid());
 
-        String txt = StringUtils.EMPTY;
+        StringBuilder txt = new StringBuilder(StringUtils.EMPTY);
         if (bltags.size() > 0) {
             for (String bltag : bltags) {
-                txt += "*" + bltag + "\n";
+                txt.append("*").append(bltag).append("\n");
             }
 
             if (blusers.size() > 0) {
-                txt += "\n";
+                txt.append("\n");
             }
         }
         if (blusers.size() > 0) {
             for (User bluser : blusers) {
-                txt += "@" + bluser.getName() + "\n";
+                txt.append("@").append(bluser.getName()).append("\n");
             }
         }
-        if (txt.isEmpty()) {
-            txt = "You don't have any users or tags in your blacklist.";
+        if (txt.length() == 0) {
+            txt = new StringBuilder("You don't have any users or tags in your blacklist.");
         }
 
-        return CommandResult.fromString(txt);
+        return CommandResult.fromString(txt.toString());
     }
 
     @UserCommand(pattern = "^#\\+$", help = "#+ - Show last Juick messages")