StringUtils.EMPTY

1 files changed, 2 insertions, 1 deletions

diff --git a/src/test/java/com/juick/json/MessageSerializer.java b/src/test/java/com/juick/json/MessageSerializer.java
index 7ed060dd..6f0d462f 100644
--- a/src/test/java/com/juick/json/MessageSerializer.java
+++ b/src/test/java/com/juick/json/MessageSerializer.java
@@ -21,6 +21,7 @@ import com.juick.Message;
 import com.juick.Photo;
 import com.juick.Tag;
 import com.juick.util.DateFormattersHolder;
+import org.apache.commons.lang3.StringUtils;
 import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
@@ -124,7 +125,7 @@ public class MessageSerializer extends JSONSerializer<Message> {
             }
             if (msg.getAttachmentType() != null) {
                 json.put("attach", msg.getAttachmentType());
-                String fname = msg.getMid() + (msg.getRid() > 0 ? "-" + msg.getRid() : "") + "." + msg.getAttachmentType();
+                String fname = msg.getMid() + (msg.getRid() > 0 ? "-" + msg.getRid() : StringUtils.EMPTY) + "." + msg.getAttachmentType();
                 JSONObject photo = new JSONObject();
                 String protocol = getUriScheme() == URIScheme.Plain ? "http:" : "https:";
                 photo.put("thumbnail", protocol + "//i.juick.com/ps/" + fname);