Polishing

spring-webflux/src/main/java/org/springframework/web/reactive/function/server/RequestPredicates.java

@@ -1351,7 +1351,7 @@ public abstract class RequestPredicates {
 		public String pathVariable(String name) {
 			Map<String, String> pathVariables = pathVariables();
 			if (pathVariables.containsKey(name)) {
-				return pathVariables().get(name);
+				return pathVariables.get(name);
 			}
 			else {
 				throw new IllegalArgumentException("No path variable with name \"" + name + "\" available");

spring-webflux/src/main/java/org/springframework/web/reactive/function/server/ServerRequest.java

@@ -272,7 +272,7 @@ public interface ServerRequest {
 	default String pathVariable(String name) {
 		Map<String, String> pathVariables = pathVariables();
 		if (pathVariables.containsKey(name)) {
-			return pathVariables().get(name);
+			return pathVariables.get(name);
 		}
 		else {
 			throw new IllegalArgumentException("No path variable with name \"" + name + "\" available");

spring-webmvc/src/main/java/org/springframework/web/servlet/function/RequestPredicates.java

@@ -1319,7 +1319,7 @@ public abstract class RequestPredicates {
 		public String pathVariable(String name) {
 			Map<String, String> pathVariables = pathVariables();
 			if (pathVariables.containsKey(name)) {
-				return pathVariables().get(name);
+				return pathVariables.get(name);
 			}
 			else {
 				throw new IllegalArgumentException("No path variable with name \"" + name + "\" available");

spring-webmvc/src/main/java/org/springframework/web/servlet/function/ServerRequest.java

@@ -243,7 +243,7 @@ public interface ServerRequest {
 	default String pathVariable(String name) {
 		Map<String, String> pathVariables = pathVariables();
 		if (pathVariables.containsKey(name)) {
-			return pathVariables().get(name);
+			return pathVariables.get(name);
 		}
 		else {
 			throw new IllegalArgumentException("No path variable with name \"" + name + "\" available");