Polish OnWebApplicationCondition

Closes gh-14015

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/condition/OnWebApplicationCondition.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -62,8 +62,6 @@ class OnWebApplicationCondition extends SpringBootCondition {
 
 	private ConditionOutcome isWebApplication(ConditionContext context,
 			AnnotatedTypeMetadata metadata, boolean required) {
-		ConditionMessage.Builder message = ConditionMessage.forCondition(
-				ConditionalOnWebApplication.class, required ? "(required)" : "");
 		Type type = deduceType(metadata);
 		if (Type.SERVLET == type) {
 			return isServletWebApplication(context);
@@ -72,23 +70,30 @@ class OnWebApplicationCondition extends SpringBootCondition {
 			return isReactiveWebApplication(context);
 		}
 		else {
-			ConditionOutcome servletOutcome = isServletWebApplication(context);
-			if (servletOutcome.isMatch() && required) {
-				return new ConditionOutcome(servletOutcome.isMatch(),
-						message.because(servletOutcome.getMessage()));
-			}
-			ConditionOutcome reactiveOutcome = isReactiveWebApplication(context);
-			if (reactiveOutcome.isMatch() && required) {
-				return new ConditionOutcome(reactiveOutcome.isMatch(),
-						message.because(reactiveOutcome.getMessage()));
-			}
-			boolean finalOutcome = (required
-					? servletOutcome.isMatch() && reactiveOutcome.isMatch()
-					: servletOutcome.isMatch() || reactiveOutcome.isMatch());
-			return new ConditionOutcome(finalOutcome,
-					message.because(servletOutcome.getMessage()).append("and")
-							.append(reactiveOutcome.getMessage()));
+			return isAnyWebApplication(context, required);
+		}
+	}
+
+	private ConditionOutcome isAnyWebApplication(ConditionContext context,
+			boolean required) {
+		ConditionMessage.Builder message = ConditionMessage.forCondition(
+				ConditionalOnWebApplication.class, required ? "(required)" : "");
+		ConditionOutcome servletOutcome = isServletWebApplication(context);
+		if (servletOutcome.isMatch() && required) {
+			return new ConditionOutcome(servletOutcome.isMatch(),
+					message.because(servletOutcome.getMessage()));
+		}
+		ConditionOutcome reactiveOutcome = isReactiveWebApplication(context);
+		if (reactiveOutcome.isMatch() && required) {
+			return new ConditionOutcome(reactiveOutcome.isMatch(),
+					message.because(reactiveOutcome.getMessage()));
 		}
+		boolean finalOutcome = (required
+				? servletOutcome.isMatch() && reactiveOutcome.isMatch()
+				: servletOutcome.isMatch() || reactiveOutcome.isMatch());
+		return new ConditionOutcome(finalOutcome,
+				message.because(servletOutcome.getMessage()).append("and")
+						.append(reactiveOutcome.getMessage()));
 	}
 
 	private ConditionOutcome isServletWebApplication(ConditionContext context) {