From c9a9248c9f3d5d5c2bdfa0e11f3f7891443d9465 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max.kellermann@gmail.com>
Date: Fri, 23 Jul 2021 18:00:33 +0200
Subject: [PATCH] java/Class: use Java::LocalObject

This eliminates all but one DeleteLocalRef() call.
---
 src/java/Class.hxx | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/java/Class.hxx b/src/java/Class.hxx
index ab8a4e1a8..f7575efe5 100644
--- a/src/java/Class.hxx
+++ b/src/java/Class.hxx
@@ -58,23 +58,21 @@ public:
 		assert(env != nullptr);
 		assert(name != nullptr);
 
-		jclass cls = env->FindClass(name);
+		const Java::Class cls{env, env->FindClass(name)};
 		assert(cls != nullptr);
 
 		Set(env, cls);
-		env->DeleteLocalRef(cls);
 	}
 
 	bool FindOptional(JNIEnv *env, const char *name) noexcept {
 		assert(env != nullptr);
 		assert(name != nullptr);
 
-		jclass cls = env->FindClass(name);
+		const Java::Class cls{env, env->FindClass(name)};
 		if (DiscardException(env))
 			return false;
 
 		Set(env, cls);
-		env->DeleteLocalRef(cls);
 		return true;
 	}
 };