From 840a05c9a18f973d54cf1041fa3995835662685c Mon Sep 17 00:00:00 2001
From: Martin Lippert <mlippert@pivotal.io>
Date: Sat, 30 Mar 2019 17:45:17 +0100
Subject: [PATCH] fix NPE in webflux routing analysis

---
 .../boot/java/requestmapping/WebfluxRouterSymbolProvider.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/headless-services/spring-boot-language-server/src/main/java/org/springframework/ide/vscode/boot/java/requestmapping/WebfluxRouterSymbolProvider.java b/headless-services/spring-boot-language-server/src/main/java/org/springframework/ide/vscode/boot/java/requestmapping/WebfluxRouterSymbolProvider.java
index 33a6c4c95..fd561df0d 100644
--- a/headless-services/spring-boot-language-server/src/main/java/org/springframework/ide/vscode/boot/java/requestmapping/WebfluxRouterSymbolProvider.java
+++ b/headless-services/spring-boot-language-server/src/main/java/org/springframework/ide/vscode/boot/java/requestmapping/WebfluxRouterSymbolProvider.java
@@ -273,7 +273,9 @@ public class WebfluxRouterSymbolProvider extends AbstractSymbolProvider {
 			MethodInvocation methodInvocation = (MethodInvocation) node;
 			IMethodBinding methodBinding = methodInvocation.resolveMethodBinding();
 
-			if (WebfluxUtils.ROUTER_FUNCTIONS_TYPE.equals(methodBinding.getDeclaringClass().getBinaryName())) {
+			if (methodBinding != null && methodBinding.getDeclaringClass() != null
+					&& WebfluxUtils.ROUTER_FUNCTIONS_TYPE.equals(methodBinding.getDeclaringClass().getBinaryName())) {
+
 				String name = methodBinding.getName();
 				if (WebfluxUtils.REQUEST_PREDICATE_NEST_METHOD.equals(name)) {
 					List<?> arguments = methodInvocation.arguments();