From d1ccef62b5674d2f6ede7331d0451e82e5651b43 Mon Sep 17 00:00:00 2001
From: Dave Syer <dsyer@pivotal.io>
Date: Wed, 28 Jun 2017 15:07:07 +0100
Subject: [PATCH] FunctionHandlerMapping needs to be defensive with debug flag

Spring Boot apps often run with --debug (no boolean value), so
we need to be defensive and not barf if it's empty (and therefore
not convertible to a boolean)
---
 .../cloud/function/web/flux/FunctionHandlerMapping.java       | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/spring-cloud-function-web/src/main/java/org/springframework/cloud/function/web/flux/FunctionHandlerMapping.java b/spring-cloud-function-web/src/main/java/org/springframework/cloud/function/web/flux/FunctionHandlerMapping.java
index 1db849443..1b0d75b2d 100644
--- a/spring-cloud-function-web/src/main/java/org/springframework/cloud/function/web/flux/FunctionHandlerMapping.java
+++ b/spring-cloud-function-web/src/main/java/org/springframework/cloud/function/web/flux/FunctionHandlerMapping.java
@@ -52,7 +52,7 @@ public class FunctionHandlerMapping extends RequestMappingHandlerMapping
 	private String prefix = "";
 
 	@Value("${debug:${DEBUG:false}}")
-	private boolean debug = false;
+	private String debug = "false";
 
 	@Autowired
 	public FunctionHandlerMapping(FunctionCatalog catalog, FunctionInspector inspector) {
@@ -65,7 +65,7 @@ public class FunctionHandlerMapping extends RequestMappingHandlerMapping
 	@Override
 	public void afterPropertiesSet() {
 		super.afterPropertiesSet();
-		this.controller.setDebug(debug);
+		this.controller.setDebug(!"false".equals(debug));
 		detectHandlerMethods(controller);
 		while (prefix.endsWith("/")) {
 			prefix = prefix.substring(0, prefix.length() - 1);