From 0cc877ad0fb6dd5775b21b56fc773c577fd2d489 Mon Sep 17 00:00:00 2001
From: Juergen Hoeller <jhoeller@vmware.com>
Date: Tue, 30 Sep 2014 14:06:43 +0200
Subject: [PATCH] MethodReference accesses cached executor in a thread-safe
 manner

Issue: SPR-12269
---
 .../springframework/expression/spel/ast/MethodReference.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spring-expression/src/main/java/org/springframework/expression/spel/ast/MethodReference.java b/spring-expression/src/main/java/org/springframework/expression/spel/ast/MethodReference.java
index f5f62cbfe8..3b40296669 100644
--- a/spring-expression/src/main/java/org/springframework/expression/spel/ast/MethodReference.java
+++ b/spring-expression/src/main/java/org/springframework/expression/spel/ast/MethodReference.java
@@ -230,7 +230,7 @@ public class MethodReference extends SpelNodeImpl {
 
 	private void updateExitTypeDescriptor() {
 		CachedMethodExecutor executorToCheck = this.cachedExecutor;
-		if (executorToCheck.get() instanceof ReflectiveMethodExecutor) {
+		if (executorToCheck != null && executorToCheck.get() instanceof ReflectiveMethodExecutor) {
 			Method method = ((ReflectiveMethodExecutor) executorToCheck.get()).getMethod();
 			this.exitTypeDescriptor = CodeFlow.toDescriptor(method.getReturnType());
 		}
-- 
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