From cd47030651eaa7a77f77622439dc5840bc6782c1 Mon Sep 17 00:00:00 2001
From: jmanning <jmanning@usfirst.org>
Date: Thu, 9 Jul 2015 14:20:24 -0400
Subject: [PATCH] artf4160 This fixes the java version of the addressOnly()
 function.

Change-Id: Iec308c76f7699729c628f230d366b34626afccd8
---
 wpilibj/src/athena/java/edu/wpi/first/wpilibj/I2C.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/wpilibj/src/athena/java/edu/wpi/first/wpilibj/I2C.java b/wpilibj/src/athena/java/edu/wpi/first/wpilibj/I2C.java
index 40ac136858..a686cef3eb 100644
--- a/wpilibj/src/athena/java/edu/wpi/first/wpilibj/I2C.java
+++ b/wpilibj/src/athena/java/edu/wpi/first/wpilibj/I2C.java
@@ -76,7 +76,9 @@ public class I2C extends SensorBase {
     boolean aborted = true;
 
     ByteBuffer dataToSendBuffer = ByteBuffer.allocateDirect(sendSize);
-    dataToSendBuffer.put(dataToSend);
+    if (sendSize > 0 && dataToSend != null) {
+      dataToSendBuffer.put(dataToSend);
+    }
     ByteBuffer dataReceivedBuffer = ByteBuffer.allocateDirect(receiveSize);
 
     aborted =