minor changes (#1336)

Author: wind57

spring-cloud-commons/src/main/java/org/springframework/cloud/client/loadbalancer/LoadBalancerClientsProperties.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2021 the original author or authors.
+ * Copyright 2013-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,7 +34,7 @@
 @ConfigurationProperties("spring.cloud.loadbalancer")
 public class LoadBalancerClientsProperties extends LoadBalancerProperties {
 
-	private Map<String, LoadBalancerProperties> clients = new HashMap<>();
+	private final Map<String, LoadBalancerProperties> clients = new HashMap<>();
 
 	public Map<String, LoadBalancerProperties> getClients() {
 		return this.clients;

spring-cloud-commons/src/main/java/org/springframework/cloud/client/loadbalancer/LoadBalancerInterceptor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -33,9 +33,9 @@
  */
 public class LoadBalancerInterceptor implements ClientHttpRequestInterceptor {
 
-	private LoadBalancerClient loadBalancer;
+	private final LoadBalancerClient loadBalancer;
 
-	private LoadBalancerRequestFactory requestFactory;
+	private final LoadBalancerRequestFactory requestFactory;
 
 	public LoadBalancerInterceptor(LoadBalancerClient loadBalancer, LoadBalancerRequestFactory requestFactory) {
 		this.loadBalancer = loadBalancer;
@@ -48,12 +48,12 @@ public LoadBalancerInterceptor(LoadBalancerClient loadBalancer) {
 	}
 
 	@Override
-	public ClientHttpResponse intercept(final HttpRequest request, final byte[] body,
-			final ClientHttpRequestExecution execution) throws IOException {
-		final URI originalUri = request.getURI();
+	public ClientHttpResponse intercept(HttpRequest request, byte[] body,
+			ClientHttpRequestExecution execution) throws IOException {
+		URI originalUri = request.getURI();
 		String serviceName = originalUri.getHost();
 		Assert.state(serviceName != null, "Request URI does not contain a valid hostname: " + originalUri);
-		return this.loadBalancer.execute(serviceName, this.requestFactory.createRequest(request, body, execution));
+		return loadBalancer.execute(serviceName, requestFactory.createRequest(request, body, execution));
 	}
 
 }