BAEL-944 Exploring the Spring MVC URL Matching Improvements (#1954)

* Example Code For Evaluation Article This is an example code for the evaluation article on "Different Types of Bean Injection in Spring" * Added unit tests * Minor changes to application context * Removed code committed for evaluation article * BAEL-944 Demonstrating the problems with new Url pattern matching in Spring 5 * BAEL-944 Demonstrating the problems with new Url pattern matching in Spring 5 * BAEL-944 Exploring the Spring MVC URL Matching Improvements * BAEL-944 Exploring the Spring MVC URL Matching Improvements * BAEL-944 Exploring the Spring MVC URL Matching Improvements * BAEL-944 Code Formatting and solving build issue * BAEL-944 Resolving build issue due to change in Spring version * BAEL-944 Resolving build issue * BAEL-944 Formatting code * BAEL-944 Moving tests to correct package * BAEL-944 Moving tests to correct package * BAEL-944 Replacing @RequestMapping by @GetMapping * BAEL-944 Remove unnecessary attribute name, "value" in annotations
2017-06-21 06:30:10 +05:30
parent ec46b8b338
commit 91b0efccd2
11 changed files with 323 additions and 4 deletions
--- a/spring-5/src/main/java/com/baeldung/functional/ExploreSpring5URLPatternUsingRouterFunctions.java
+++ b/spring-5/src/main/java/com/baeldung/functional/ExploreSpring5URLPatternUsingRouterFunctions.java
@@ -0,0 +1,61 @@
+package com.baeldung.functional;
+
+import static org.springframework.web.reactive.function.BodyInserters.fromObject;
+import static org.springframework.web.reactive.function.server.RequestPredicates.GET;
+import static org.springframework.web.reactive.function.server.RouterFunctions.route;
+import static org.springframework.web.reactive.function.server.RouterFunctions.toHttpHandler;
+import static org.springframework.web.reactive.function.server.ServerResponse.ok;
+
+import org.apache.catalina.Context;
+import org.apache.catalina.startup.Tomcat;
+import org.springframework.boot.web.embedded.tomcat.TomcatWebServer;
+import org.springframework.boot.web.server.WebServer;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.http.server.reactive.HttpHandler;
+import org.springframework.http.server.reactive.ServletHttpHandlerAdapter;
+import org.springframework.web.reactive.function.server.RouterFunction;
+import org.springframework.web.reactive.function.server.RouterFunctions;
+import org.springframework.web.reactive.function.server.ServerResponse;
+import org.springframework.web.server.WebHandler;
+import org.springframework.web.server.adapter.WebHttpHandlerBuilder;
+
+public class ExploreSpring5URLPatternUsingRouterFunctions {
+
+    private RouterFunction<ServerResponse> routingFunction() {
+
+        return route(GET("/p?ths"), serverRequest -> ok().body(fromObject("/p?ths"))).andRoute(GET("/test/{*id}"), serverRequest -> ok().body(fromObject(serverRequest.pathVariable("id"))))
+            .andRoute(GET("/*card"), serverRequest -> ok().body(fromObject("/*card path was accessed")))
+            .andRoute(GET("/{var1}_{var2}"), serverRequest -> ok().body(fromObject(serverRequest.pathVariable("var1") + " , " + serverRequest.pathVariable("var2"))))
+            .andRoute(GET("/{baeldung:[a-z]+}"), serverRequest -> ok().body(fromObject("/{baeldung:[a-z]+} was accessed and baeldung=" + serverRequest.pathVariable("baeldung"))))
+            .and(RouterFunctions.resources("/files/{*filepaths}", new ClassPathResource("files/")));
+    }
+
+    WebServer start() throws Exception {
+        WebHandler webHandler = (WebHandler) toHttpHandler(routingFunction());
+        HttpHandler httpHandler = WebHttpHandlerBuilder.webHandler(webHandler)
+            .prependFilter(new IndexRewriteFilter())
+            .build();
+
+        Tomcat tomcat = new Tomcat();
+        tomcat.setHostname("localhost");
+        tomcat.setPort(9090);
+        Context rootContext = tomcat.addContext("", System.getProperty("java.io.tmpdir"));
+        ServletHttpHandlerAdapter servlet = new ServletHttpHandlerAdapter(httpHandler);
+        Tomcat.addServlet(rootContext, "httpHandlerServlet", servlet);
+        rootContext.addServletMappingDecoded("/", "httpHandlerServlet");
+
+        TomcatWebServer server = new TomcatWebServer(tomcat);
+        server.start();
+        return server;
+
+    }
+
+    public static void main(String[] args) {
+        try {
+            new FunctionalWebApplication().start();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+}