From bd4b7d36645a6ea5548100ada1a1b928c46a9b96 Mon Sep 17 00:00:00 2001
From: Joe Steele <joe@madewell.net>
Date: Thu, 20 Mar 2014 10:56:02 -0400
Subject: [PATCH] Issue 6280 -- SMTP Setup: ArrayIndexOutOfBoundsException:
 length=0; index=0

When the outgoing server settings don't require
authentication, userInfoParts.length == 0.
---
 src/com/fsck/k9/mail/transport/SmtpTransport.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/com/fsck/k9/mail/transport/SmtpTransport.java b/src/com/fsck/k9/mail/transport/SmtpTransport.java
index 286253b5c..2636a8710 100644
--- a/src/com/fsck/k9/mail/transport/SmtpTransport.java
+++ b/src/com/fsck/k9/mail/transport/SmtpTransport.java
@@ -95,7 +95,9 @@ public class SmtpTransport extends Transport {
         if (smtpUri.getUserInfo() != null) {
             try {
                 String[] userInfoParts = smtpUri.getUserInfo().split(":");
-                username = URLDecoder.decode(userInfoParts[0], "UTF-8");
+                if (userInfoParts.length > 0) {
+                    username = URLDecoder.decode(userInfoParts[0], "UTF-8");
+                }
                 if (userInfoParts.length > 1) {
                     password = URLDecoder.decode(userInfoParts[1], "UTF-8");
                 }