From 8cbb3098b378827aaf08523834201b0df2d665b5 Mon Sep 17 00:00:00 2001
From: Håvard Pettersen <havardpe@oath.com>
Date: Thu, 17 Oct 2019 14:01:25 +0000
Subject: auto-compact empty buffers when requesting writable view

---
 jrt/src/com/yahoo/jrt/Buffer.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'jrt/src')

diff --git a/jrt/src/com/yahoo/jrt/Buffer.java b/jrt/src/com/yahoo/jrt/Buffer.java
index e57eda3473f..1014dc40014 100644
--- a/jrt/src/com/yahoo/jrt/Buffer.java
+++ b/jrt/src/com/yahoo/jrt/Buffer.java
@@ -32,7 +32,12 @@ class Buffer {
         }
         readPos = buf.position();
         buf.limit(buf.capacity());
-        buf.position(writePos);
+        if (readPos == writePos) {
+            readPos = 0;
+            buf.position(0);
+        } else {
+            buf.position(writePos);
+        }
         readMode = false;
     }
 
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