From be41468c838666ded51437226e3668bb45043205 Mon Sep 17 00:00:00 2001
From: Chris Hegarty <chegar@openjdk.org>
Date: Fri, 18 Dec 2020 19:49:28 +0000
Subject: [PATCH] 8258696: Temporarily revert use of pattern match instanceof
 until docs-reference is fixed

Reviewed-by: rriggs, dcubed, bpb, jjg, dfuchs, aefimov
---
 .../share/classes/jdk/internal/net/http/HttpClientImpl.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/java.net.http/share/classes/jdk/internal/net/http/HttpClientImpl.java b/src/java.net.http/share/classes/jdk/internal/net/http/HttpClientImpl.java
index 2cc3c321d50..6687d9538b2 100644
--- a/src/java.net.http/share/classes/jdk/internal/net/http/HttpClientImpl.java
+++ b/src/java.net.http/share/classes/jdk/internal/net/http/HttpClientImpl.java
@@ -158,7 +158,8 @@ final class HttpClientImpl extends HttpClient implements Trackable {
         }
 
         private void shutdown() {
-            if (delegate instanceof ExecutorService service) {
+            if (delegate instanceof ExecutorService) {
+                ExecutorService service = (ExecutorService)delegate;
                 PrivilegedAction<?> action = () -> {
                     service.shutdown();
                     return null;