From 7d3ca7fb923e7ad5aeb6af80f87fe816286c9e13 Mon Sep 17 00:00:00 2001
From: Norman Maurer <norman_maurer@apple.com>
Date: Mon, 11 Apr 2016 11:52:32 +0200
Subject: [PATCH] Fix IndexOutOfBoundsException when FixedCompositeByteBuf is
 constructed with an empty array.

Motivation:

When FixedCompositeByteBuf was constructed with new ByteBuf[0] and IndexOutOfboundsException was thrown.

Modifications:

Fix constructor

Result:

No more exception
---
 .../main/java/io/netty/buffer/FixedCompositeByteBuf.java    | 2 +-
 .../java/io/netty/buffer/FixedCompositeByteBufTest.java     | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/buffer/src/main/java/io/netty/buffer/FixedCompositeByteBuf.java b/buffer/src/main/java/io/netty/buffer/FixedCompositeByteBuf.java
index 268f75cb36..a129689553 100644
--- a/buffer/src/main/java/io/netty/buffer/FixedCompositeByteBuf.java
+++ b/buffer/src/main/java/io/netty/buffer/FixedCompositeByteBuf.java
@@ -49,7 +49,7 @@ final class FixedCompositeByteBuf extends AbstractReferenceCountedByteBuf {
             order = ByteOrder.BIG_ENDIAN;
             nioBufferCount = 1;
             capacity = 0;
-            direct = buffers[0].isDirect();
+            direct = false;
         } else {
             ByteBuf b = buffers[0];
             this.buffers = new Object[buffers.length];
diff --git a/buffer/src/test/java/io/netty/buffer/FixedCompositeByteBufTest.java b/buffer/src/test/java/io/netty/buffer/FixedCompositeByteBufTest.java
index 66cab63b8f..2dafc91a14 100644
--- a/buffer/src/test/java/io/netty/buffer/FixedCompositeByteBufTest.java
+++ b/buffer/src/test/java/io/netty/buffer/FixedCompositeByteBufTest.java
@@ -314,4 +314,10 @@ public class FixedCompositeByteBufTest {
         assertEquals(1, byteBuffers[2].limit());
         composite.release();
     }
+
+    @Test
+    public void testEmptyArray() {
+        ByteBuf buf = newBuffer(new ByteBuf[0]);
+        buf.release();
+    }
 }