From 22502d7769e28d5a75a9351c1d2a4c86a1f808bd Mon Sep 17 00:00:00 2001
From: Johno Crawford <johno.crawford@gmail.com>
Date: Wed, 5 Feb 2020 10:52:01 +0100
Subject: [PATCH] Support for OpenSslEngine with no finalizer

Motivation:

Custom SslContext should be retained on init.

Modification:

Retain custom SslContext.

Result:

Externally managed SslContext refcount is managed correctly.
---
 .../org/asynchttpclient/netty/ssl/DefaultSslEngineFactory.java   | 1 +
 1 file changed, 1 insertion(+)

diff --git a/client/src/main/java/org/asynchttpclient/netty/ssl/DefaultSslEngineFactory.java b/client/src/main/java/org/asynchttpclient/netty/ssl/DefaultSslEngineFactory.java
index 401c60a581..f2b80bf37e 100644
--- a/client/src/main/java/org/asynchttpclient/netty/ssl/DefaultSslEngineFactory.java
+++ b/client/src/main/java/org/asynchttpclient/netty/ssl/DefaultSslEngineFactory.java
@@ -34,6 +34,7 @@ public class DefaultSslEngineFactory extends SslEngineFactoryBase {
 
   private SslContext buildSslContext(AsyncHttpClientConfig config) throws SSLException {
     if (config.getSslContext() != null) {
+      ReferenceCountUtil.retain(config.getSslContext());
       return config.getSslContext();
     }