From afdf7f2c37b2697b4eafdfc1401f22bf838f993c Mon Sep 17 00:00:00 2001
From: Dies Koper <diesk@fast.au.fujitsu.com>
Date: Tue, 3 Jul 2012 16:50:36 +1000
Subject: [PATCH] don't override USER_AGENT if already specified by provider

---
 .../http/internal/JavaUrlHttpCommandExecutorService.java      | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/org/jclouds/http/internal/JavaUrlHttpCommandExecutorService.java b/core/src/main/java/org/jclouds/http/internal/JavaUrlHttpCommandExecutorService.java
index a8334f3e8f..3780e5c27f 100644
--- a/core/src/main/java/org/jclouds/http/internal/JavaUrlHttpCommandExecutorService.java
+++ b/core/src/main/java/org/jclouds/http/internal/JavaUrlHttpCommandExecutorService.java
@@ -215,7 +215,9 @@ public class JavaUrlHttpCommandExecutorService extends BaseHttpCommandExecutorSe
          host += ":" + request.getEndpoint().getPort();
       }
       connection.setRequestProperty(HttpHeaders.HOST, host);
-      connection.setRequestProperty(HttpHeaders.USER_AGENT, USER_AGENT);
+      if (connection.getRequestProperty(HttpHeaders.USER_AGENT) == null) {
+          connection.setRequestProperty(HttpHeaders.USER_AGENT, USER_AGENT);
+      }
 
       if (request.getPayload() != null) {
          MutableContentMetadata md = request.getPayload().getContentMetadata();