take qualified name nodes into account when identifying webflux routes

Fixes GH-1447

Author: martinlippert

headless-services/spring-boot-language-server/src/main/java/org/springframework/ide/vscode/boot/java/requestmapping/WebfluxUtils.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2018 Pivotal, Inc.
+ * Copyright (c) 2018, 2024 Pivotal, Inc.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -67,8 +67,11 @@ public static SimpleName extractSimpleNameArgument(MethodInvocation node) {
 		List<?> arguments = node.arguments();
 		if (arguments != null && arguments.size() > 0) {
 			Object object = arguments.get(0);
-			if (object instanceof SimpleName) {
-				return (SimpleName) object;
+			if (object instanceof SimpleName sn) {
+				return sn;
+			}
+			else if (object instanceof QualifiedName qn) {
+				return qn.getName();
 			}
 		}
 		return null;

headless-services/spring-boot-language-server/src/test/java/org/springframework/ide/vscode/boot/java/requestmapping/test/WebFluxMappingSymbolProviderTest.java

@@ -89,10 +89,10 @@ void testRoutesMappingSymbols() throws Exception {
         String docUri = directory.toPath().resolve("src/main/java/org/test/QuoteRouter.java").toUri().toString();
         List<? extends WorkspaceSymbol> symbols = indexer.getSymbols(docUri);
         assertEquals(6, symbols.size());
-        assertTrue(containsSymbol(symbols, "@/hello -- GET - Accept: text/plain", docUri, 22, 5, 22, 70));
-        assertTrue(containsSymbol(symbols, "@/echo -- POST - Accept: text/plain - Content-Type: text/plain", docUri, 23, 5, 23, 101));
-        assertTrue(containsSymbol(symbols, "@/quotes -- GET - Accept: application/json", docUri, 24, 5, 24, 86));
-        assertTrue(containsSymbol(symbols, "@/quotes -- GET - Accept: application/stream+json", docUri, 25, 5, 25, 94));
+        assertTrue(containsSymbol(symbols, "@/hello -- GET - Accept: text/plain", docUri, 23, 5, 23, 70));
+        assertTrue(containsSymbol(symbols, "@/echo -- POST - Accept: text/plain - Content-Type: text/plain", docUri, 24, 5, 24, 101));
+        assertTrue(containsSymbol(symbols, "@/quotes -- GET - Accept: application/json", docUri, 25, 5, 25, 86));
+        assertTrue(containsSymbol(symbols, "@/quotes -- GET - Accept: application/stream+json", docUri, 26, 5, 26, 122));
 
         Bean[] routeBeans = springIndex.getBeansWithName(project.getElementName(), "route");
         assertEquals(1, routeBeans.length);

headless-services/spring-boot-language-server/src/test/resources/test-projects/test-webflux-project/src/main/java/org/test/QuoteRouter.java

@@ -5,9 +5,10 @@
 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.http.MediaType;
+import org.springframework.web.reactive.function.server.RequestPredicates;
 
 import static org.springframework.http.MediaType.APPLICATION_JSON;
-import static org.springframework.http.MediaType.APPLICATION_STREAM_JSON;
 import static org.springframework.http.MediaType.TEXT_PLAIN;
 import static org.springframework.web.reactive.function.server.RequestPredicates.GET;
 import static org.springframework.web.reactive.function.server.RequestPredicates.POST;
@@ -23,6 +24,6 @@ public RouterFunction<ServerResponse> route(QuoteHandler quoteHandler) {
 				.route(GET("/hello").and(accept(TEXT_PLAIN)), quoteHandler::hello)
 				.andRoute(POST("/echo").and(accept(TEXT_PLAIN).and(contentType(TEXT_PLAIN))), quoteHandler::echo)
 				.andRoute(GET("/quotes").and(accept(APPLICATION_JSON)), quoteHandler::fetchQuotes)
-				.andRoute(GET("/quotes").and(accept(APPLICATION_STREAM_JSON)), quoteHandler::streamQuotes);
+				.andRoute(RequestPredicates.GET("/quotes").and(accept(MediaType.APPLICATION_STREAM_JSON)), quoteHandler::streamQuotes);
 	}
 }