Apply suggestion from @marcphilipp

Co-authored-by: Marc Philipp <[email protected]>

Author: laeubi

junit-platform-reporting/src/main/java/org/junit/platform/reporting/open/xml/OpenTestReportGeneratingListener.java

@@ -148,18 +148,12 @@ public void testPlanExecutionStarted(TestPlan testPlan) {
 	private DocumentWriter<Events> createDocumentWriter(ConfigurationParameters config,
 			NamespaceRegistry namespaceRegistry) throws Exception {
 		return config.get(SOCKET_PROPERTY_NAME, Integer::valueOf) //
-				.map(portString -> {
+				.map(port -> {
 					try {
-						int port = Integer.parseInt(portString);
 						Socket socket = new Socket("localhost", port);
 						Writer writer = new OutputStreamWriter(socket.getOutputStream(), StandardCharsets.UTF_8);
 						return Events.createDocumentWriter(namespaceRegistry, writer);
 					}
-					catch (NumberFormatException e) {
-						throw new JUnitException(
-							"Invalid port number for socket configuration: " + portString + ". Expected an integer.",
-							e);
-					}
 					catch (Exception e) {
 						throw new JUnitException("Failed to connect to socket on port " + port, e);
 					}