Pull WebFlux getMappingPathPatterns() implementation up in the hierarchy

This commit moves the WebFlux getMappingPathPatterns() implementation
from RequestMappingHandlerMapping to
RequestMappingInfoHandlerMapping so that subclasses of the latter no
longer need to re-implement the method.

See gh-22543

spring-webflux/src/main/java/org/springframework/web/reactive/result/method/RequestMappingInfoHandlerMapping.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2019 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.
@@ -50,6 +50,7 @@ import org.springframework.web.util.pattern.PathPattern;
  * the mapping between a request and a handler method.
  *
  * @author Rossen Stoyanchev
+ * @author Sam Brannen
  * @since 5.0
  */
 public abstract class RequestMappingInfoHandlerMapping extends AbstractHandlerMethodMapping<RequestMappingInfo> {
@@ -67,6 +68,15 @@ public abstract class RequestMappingInfoHandlerMapping extends AbstractHandlerMe
 	}
 
 
+	/**
+	 * Get the URL path patterns associated with the supplied {@link RequestMappingInfo}.
+	 * @since 5.2
+	 */
+	@Override
+	protected Set<PathPattern> getMappingPathPatterns(RequestMappingInfo info) {
+		return info.getPatternsCondition().getPatterns();
+	}
+
 	/**
 	 * Check if the given RequestMappingInfo matches the current request and
 	 * return a (potentially new) instance with conditions that match the

spring-webflux/src/main/java/org/springframework/web/reactive/result/method/annotation/RequestMappingHandlerMapping.java

@@ -21,7 +21,6 @@ import java.lang.reflect.Method;
 import java.util.Collections;
 import java.util.LinkedHashMap;
 import java.util.Map;
-import java.util.Set;
 import java.util.function.Predicate;
 
 import org.springframework.context.EmbeddedValueResolverAware;
@@ -42,7 +41,6 @@ import org.springframework.web.reactive.accept.RequestedContentTypeResolverBuild
 import org.springframework.web.reactive.result.condition.RequestCondition;
 import org.springframework.web.reactive.result.method.RequestMappingInfo;
 import org.springframework.web.reactive.result.method.RequestMappingInfoHandlerMapping;
-import org.springframework.web.util.pattern.PathPattern;
 
 /**
  * An extension of {@link RequestMappingInfoHandlerMapping} that creates
@@ -164,15 +162,6 @@ public class RequestMappingHandlerMapping extends RequestMappingInfoHandlerMappi
 		return info;
 	}
 
-	/**
-	 * Get the URL path patterns associated with the supplied {@link RequestMappingInfo}.
-	 * @since 5.2
-	 */
-	@Override
-	protected Set<PathPattern> getMappingPathPatterns(RequestMappingInfo info) {
-		return info.getPatternsCondition().getPatterns();
-	}
-
 	/**
 	 * Delegates to {@link #createRequestMappingInfo(RequestMapping, RequestCondition)},
 	 * supplying the appropriate custom {@link RequestCondition} depending on whether

spring-webflux/src/test/java/org/springframework/web/reactive/result/method/RequestMappingInfoHandlerMappingTests.java

@@ -477,11 +477,6 @@ public class RequestMappingInfoHandlerMappingTests {
 				return null;
 			}
 		}
-
-		@Override
-		protected Set<PathPattern> getMappingPathPatterns(RequestMappingInfo info) {
-			return info.getPatternsCondition().getPatterns();
-		}
 	}
 
 }