From 21ea62ec93808b842f0d20c9d3f31cfef2a8ff22 Mon Sep 17 00:00:00 2001
From: Andrew Gaul <andrew@gaul.org>
Date: Fri, 10 May 2019 19:16:51 +0700
Subject: [PATCH] Only append elements when non-empty

Cleans up error responses.
---
 src/main/java/org/gaul/s3proxy/S3Exception.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/gaul/s3proxy/S3Exception.java b/src/main/java/org/gaul/s3proxy/S3Exception.java
index 588e754..553dd3d 100644
--- a/src/main/java/org/gaul/s3proxy/S3Exception.java
+++ b/src/main/java/org/gaul/s3proxy/S3Exception.java
@@ -63,6 +63,10 @@ public final class S3Exception extends Exception {
 
     @Override
     public String getMessage() {
-        return error + " " + elements;
+        StringBuilder builder = new StringBuilder().append(error);
+        if (!elements.isEmpty()) {
+            builder.append(" ").append(elements);
+        }
+        return builder.toString();
     }
 }