Slight improvement for avoiding array creation if not necessary.

voidzcy · voidzcy · commit c46eb73bc5f1 · 2020-08-28T15:44:34.000-07:00
diff --git a/netty/src/main/java/io/grpc/netty/NettyReadableBuffer.java b/netty/src/main/java/io/grpc/netty/NettyReadableBuffer.java
@@ -111,7 +111,7 @@ public boolean canUseByteBuffer() {
 
   @Override
   public ByteBuffer getByteBuffer() {
-    return buffer.nioBuffers()[0];
+    return buffer.nioBufferCount() == 1 ? buffer.nioBuffer() : buffer.nioBuffers()[0];
   }
 
   /**

Original file line number	Diff line number	Diff line change
`@@ -111,7 +111,7 @@ public boolean canUseByteBuffer() {`
`111`	`111`
`112`	`112`	`@Override`
`113`	`113`	`public ByteBuffer getByteBuffer() {`
`114`		`- return buffer.nioBuffers()[0];`
	`114`	`+ return buffer.nioBufferCount() == 1 ? buffer.nioBuffer() : buffer.nioBuffers()[0];`
`115`	`115`	`}`
`116`	`116`
`117`	`117`	`/**`