refactoring packages and using generics

spring-5-reactive/src/main/java/com/baeldung/reactive/filters/ExampleHandlerFilterFunction.java

@@ -1,4 +1,4 @@
-package com.baeldung.reactive.filter;
+package com.baeldung.reactive.filters;
 
 import org.springframework.web.reactive.function.server.HandlerFilterFunction;
 import org.springframework.web.reactive.function.server.HandlerFunction;
@@ -8,10 +8,10 @@ import reactor.core.publisher.Mono;
 
 import static org.springframework.http.HttpStatus.FORBIDDEN;
 
-public class ExampleHandlerFilterFunction implements HandlerFilterFunction {
+public class ExampleHandlerFilterFunction implements HandlerFilterFunction<ServerResponse, ServerResponse> {
 
     @Override
-    public Mono filter(ServerRequest serverRequest, HandlerFunction handlerFunction) {
+    public Mono<ServerResponse> filter(ServerRequest serverRequest, HandlerFunction<ServerResponse> handlerFunction) {
         if (serverRequest.pathVariable("name").equalsIgnoreCase("test")) {
             return ServerResponse.status(FORBIDDEN).build();
         }

spring-5-reactive/src/main/java/com/baeldung/reactive/filters/ExampleWebFilter.java

@@ -1,4 +1,4 @@
-package com.baeldung.reactive.filter;
+package com.baeldung.reactive.filters;
 
 import org.springframework.stereotype.Component;
 import org.springframework.web.server.ServerWebExchange;

spring-5-reactive/src/main/java/com/baeldung/reactive/filters/PlayerHandler.java

@@ -1,4 +1,4 @@
-package com.baeldung.reactive.handler;
+package com.baeldung.reactive.filters;
 
 import org.springframework.stereotype.Component;
 import org.springframework.web.reactive.function.server.ServerRequest;
@@ -8,9 +8,9 @@ import reactor.core.publisher.Mono;
 import static org.springframework.web.reactive.function.server.ServerResponse.ok;
 
 @Component
-public class PlayerHandler {
+class PlayerHandler {
 
-    public Mono<ServerResponse> getName(ServerRequest request) {
+    Mono<ServerResponse> getName(ServerRequest request) {
         Mono<String> name = Mono.just(request.pathVariable("name"));
         return ok().body(name, String.class);
     }

spring-5-reactive/src/main/java/com/baeldung/reactive/filters/PlayerRouter.java

@@ -1,7 +1,5 @@
-package com.baeldung.reactive.router;
+package com.baeldung.reactive.filters;
 
-import com.baeldung.reactive.filter.ExampleHandlerFilterFunction;
-import com.baeldung.reactive.handler.PlayerHandler;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.reactive.function.server.RouterFunction;
@@ -17,6 +15,6 @@ public class PlayerRouter {
     public RouterFunction<ServerResponse> route(PlayerHandler playerHandler) {
         return RouterFunctions
                 .route(GET("/players/{name}"), playerHandler::getName)
-                .filter(new ExampleHandlerFilterFunction()::filter);
+                .filter(new ExampleHandlerFilterFunction());
     }
 }

spring-5-reactive/src/main/java/com/baeldung/reactive/filters/UserController.java

@@ -1,4 +1,4 @@
-package com.baeldung.reactive.controller;
+package com.baeldung.reactive.filters;
 
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;

spring-5-reactive/src/test/java/com/baeldung/reactive/filters/PlayerHandlerTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.reactive.handler;
+package com.baeldung.reactive.filters;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;

spring-5-reactive/src/test/java/com/baeldung/reactive/filters/UserControllerTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.reactive.controller;
+package com.baeldung.reactive.filters;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;