diff --git a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpRequest.java
index 22313ed59e2..9f9d33e3962 100644
--- a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpRequest.java
@@ -40,15 +40,15 @@ import org.springframework.util.concurrent.SuccessCallback;
 
 
 /**
- * {@link ClientHttpRequest} implementation that uses Apache HttpComponents HttpClient to
- * execute requests.
+ * {@link ClientHttpRequest} implementation based on
+ * Apache HttpComponents HttpAsyncClient.
  *
- * <p>Created via the {@link org.springframework.http.client.HttpComponentsClientHttpRequestFactory}.
+ * <p>Created via the {@link HttpComponentsClientHttpRequestFactory}.
  *
  * @author Oleg Kalnichevski
  * @author Arjen Poutsma
  * @since 4.0
- * @see org.springframework.http.client.HttpComponentsClientHttpRequestFactory#createRequest
+ * @see HttpComponentsClientHttpRequestFactory#createRequest
  */
 final class HttpComponentsAsyncClientHttpRequest extends AbstractBufferingAsyncClientHttpRequest {
 
@@ -59,10 +59,10 @@ final class HttpComponentsAsyncClientHttpRequest extends AbstractBufferingAsyncC
 	private final HttpContext httpContext;
 
 
-	HttpComponentsAsyncClientHttpRequest(HttpAsyncClient httpClient, HttpUriRequest httpRequest, HttpContext httpContext) {
-		this.httpClient = httpClient;
-		this.httpRequest = httpRequest;
-		this.httpContext = httpContext;
+	HttpComponentsAsyncClientHttpRequest(HttpAsyncClient client, HttpUriRequest request, HttpContext context) {
+		this.httpClient = client;
+		this.httpRequest = request;
+		this.httpContext = context;
 	}
 
 
@@ -92,26 +92,23 @@ final class HttpComponentsAsyncClientHttpRequest extends AbstractBufferingAsyncC
 			entityEnclosingRequest.setEntity(requestEntity);
 		}
 
-		final HttpResponseFutureCallback callback = new HttpResponseFutureCallback(this.httpRequest);
-		final Future<HttpResponse> futureResponse =
-				this.httpClient.execute(this.httpRequest, this.httpContext, callback);
+		HttpResponseFutureCallback callback = new HttpResponseFutureCallback(this.httpRequest);
+		Future<HttpResponse> futureResponse = this.httpClient.execute(this.httpRequest, this.httpContext, callback);
 		return new ClientHttpResponseFuture(futureResponse, callback);
 	}
 
 
 	private static class HttpResponseFutureCallback implements FutureCallback<HttpResponse> {
 
-		private final ListenableFutureCallbackRegistry<ClientHttpResponse> callbacks =
-				new ListenableFutureCallbackRegistry<>();
-
 		private final HttpUriRequest httpRequest;
 
+		private final ListenableFutureCallbackRegistry<ClientHttpResponse> callbacks =
+				new ListenableFutureCallbackRegistry<>();
 
 		public HttpResponseFutureCallback(HttpUriRequest httpRequest) {
 			this.httpRequest = httpRequest;
 		}
 
-
 		public void addCallback(ListenableFutureCallback<? super ClientHttpResponse> callback) {
 			this.callbacks.addCallback(callback);
 		}
diff --git a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpResponse.java b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpResponse.java
index f25579a4e82..b8f5a6bbb76 100644
--- a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpResponse.java
+++ b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsAsyncClientHttpResponse.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 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.
@@ -27,8 +27,8 @@ import org.springframework.http.HttpHeaders;
 import org.springframework.util.StreamUtils;
 
 /**
- * {@link ClientHttpResponse} implementation that uses
- * Apache HttpComponents HttpClient to execute requests.
+ * {@link ClientHttpResponse} implementation based on
+ * Apache HttpComponents HttpAsyncClient.
  *
  * <p>Created via the {@link HttpComponentsAsyncClientHttpRequest}.
  *
diff --git a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequest.java
index 0bf8d9fb04b..d9875264c84 100644
--- a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 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.
@@ -35,13 +35,11 @@ import org.springframework.http.HttpMethod;
 import org.springframework.util.StringUtils;
 
 /**
- * {@link org.springframework.http.client.ClientHttpRequest} implementation that uses
- * Apache HttpComponents HttpClient to execute requests.
+ * {@link ClientHttpRequest} implementation based on
+ * Apache HttpComponents HttpClient.
  *
  * <p>Created via the {@link HttpComponentsClientHttpRequestFactory}.
  *
- * <p><b>NOTE:</b> Requires Apache HttpComponents 4.3 or higher, as of Spring 4.0.
- *
  * @author Oleg Kalnichevski
  * @author Arjen Poutsma
  * @author Juergen Hoeller
@@ -57,10 +55,10 @@ final class HttpComponentsClientHttpRequest extends AbstractBufferingClientHttpR
 	private final HttpContext httpContext;
 
 
-	HttpComponentsClientHttpRequest(HttpClient httpClient, HttpUriRequest httpRequest, HttpContext httpContext) {
-		this.httpClient = httpClient;
-		this.httpRequest = httpRequest;
-		this.httpContext = httpContext;
+	HttpComponentsClientHttpRequest(HttpClient client, HttpUriRequest request, HttpContext context) {
+		this.httpClient = client;
+		this.httpRequest = request;
+		this.httpContext = context;
 	}
 
 
diff --git a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpResponse.java b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpResponse.java
index 3ef65b0e2dd..3798a97d813 100644
--- a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpResponse.java
+++ b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpResponse.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 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.
@@ -29,13 +29,11 @@ import org.springframework.http.HttpHeaders;
 import org.springframework.util.StreamUtils;
 
 /**
- * {@link org.springframework.http.client.ClientHttpResponse} implementation that uses
- * Apache HttpComponents HttpClient to execute requests.
+ * {@link ClientHttpResponse} implementation based on
+ * Apache HttpComponents HttpClient.
  *
  * <p>Created via the {@link HttpComponentsClientHttpRequest}.
  *
- * <p><b>NOTE:</b> Requires Apache HttpComponents 4.3 or higher, as of Spring 4.0.
- *
  * @author Oleg Kalnichevski
  * @author Arjen Poutsma
  * @since 3.1
diff --git a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsStreamingClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsStreamingClientHttpRequest.java
index 68756d71666..e27d9f8f0d5 100644
--- a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsStreamingClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsStreamingClientHttpRequest.java
@@ -36,8 +36,8 @@ import org.springframework.http.MediaType;
 import org.springframework.http.StreamingHttpOutputMessage;
 
 /**
- * {@link ClientHttpRequest} implementation that uses Apache HttpComponents
- * HttpClient to execute requests.
+ * {@link ClientHttpRequest} implementation based on
+ * Apache HttpComponents HttpClient in streaming mode.
  *
  * <p>Created via the {@link HttpComponentsClientHttpRequestFactory}.
  *
@@ -45,7 +45,8 @@ import org.springframework.http.StreamingHttpOutputMessage;
  * @since 4.0
  * @see HttpComponentsClientHttpRequestFactory#createRequest(java.net.URI, org.springframework.http.HttpMethod)
  */
-final class HttpComponentsStreamingClientHttpRequest extends AbstractClientHttpRequest implements StreamingHttpOutputMessage {
+final class HttpComponentsStreamingClientHttpRequest extends AbstractClientHttpRequest
+		implements StreamingHttpOutputMessage {
 
 	private final HttpClient httpClient;
 
@@ -56,10 +57,10 @@ final class HttpComponentsStreamingClientHttpRequest extends AbstractClientHttpR
 	private Body body;
 
 
-	HttpComponentsStreamingClientHttpRequest(HttpClient httpClient, HttpUriRequest httpRequest, HttpContext httpContext) {
-		this.httpClient = httpClient;
-		this.httpRequest = httpRequest;
-		this.httpContext = httpContext;
+	HttpComponentsStreamingClientHttpRequest(HttpClient client, HttpUriRequest request, HttpContext context) {
+		this.httpClient = client;
+		this.httpRequest = request;
+		this.httpContext = context;
 	}
 
 
diff --git a/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpRequest.java
index d7b825db0ba..41ac7108f2c 100644
--- a/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpRequest.java
@@ -42,8 +42,7 @@ import org.springframework.util.concurrent.ListenableFuture;
 import org.springframework.util.concurrent.SettableListenableFuture;
 
 /**
- * {@link org.springframework.http.client.ClientHttpRequest} implementation
- * that uses Netty 4 to execute requests.
+ * {@link ClientHttpRequest} implementation based on Netty 4.
  *
  * <p>Created via the {@link Netty4ClientHttpRequestFactory}.
  *
diff --git a/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpResponse.java b/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpResponse.java
index 2baa53a4233..e42259edd88 100644
--- a/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpResponse.java
+++ b/spring-web/src/main/java/org/springframework/http/client/Netty4ClientHttpResponse.java
@@ -28,8 +28,7 @@ import org.springframework.http.HttpHeaders;
 import org.springframework.util.Assert;
 
 /**
- * {@link org.springframework.http.client.ClientHttpResponse} implementation
- * that uses Netty 4 to parse responses.
+ * {@link ClientHttpResponse} implementation based on Netty 4.
  *
  * @author Arjen Poutsma
  * @since 4.1.2
diff --git a/spring-web/src/main/java/org/springframework/http/client/OkHttp3AsyncClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/OkHttp3AsyncClientHttpRequest.java
index 057a165243e..06e1d064ffe 100644
--- a/spring-web/src/main/java/org/springframework/http/client/OkHttp3AsyncClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/OkHttp3AsyncClientHttpRequest.java
@@ -31,7 +31,7 @@ import org.springframework.util.concurrent.ListenableFuture;
 import org.springframework.util.concurrent.SettableListenableFuture;
 
 /**
- * {@link AsyncClientHttpRequest} implementation that uses OkHttp 3.x to execute requests.
+ * {@link AsyncClientHttpRequest} implementation based on OkHttp 3.x.
  *
  * <p>Created via the {@link OkHttp3ClientHttpRequestFactory}.
  *
diff --git a/spring-web/src/main/java/org/springframework/http/client/OkHttp3ClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/OkHttp3ClientHttpRequest.java
index e0ebaac3378..aa1416f87b6 100644
--- a/spring-web/src/main/java/org/springframework/http/client/OkHttp3ClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/OkHttp3ClientHttpRequest.java
@@ -26,7 +26,7 @@ import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpMethod;
 
 /**
- * {@link ClientHttpRequest} implementation that uses OkHttp 3.x to execute requests.
+ * {@link ClientHttpRequest} implementation based on OkHttp 3.x.
  *
  * <p>Created via the {@link OkHttp3ClientHttpRequestFactory}.
  *
diff --git a/spring-web/src/main/java/org/springframework/http/client/OkHttpAsyncClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/OkHttpAsyncClientHttpRequest.java
index 644709423a7..21350d6cc85 100644
--- a/spring-web/src/main/java/org/springframework/http/client/OkHttpAsyncClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/OkHttpAsyncClientHttpRequest.java
@@ -31,7 +31,7 @@ import org.springframework.util.concurrent.ListenableFuture;
 import org.springframework.util.concurrent.SettableListenableFuture;
 
 /**
- * {@link AsyncClientHttpRequest} implementation that uses OkHttp 2.x to execute requests.
+ * {@link AsyncClientHttpRequest} implementation based on OkHttp 2.x.
  *
  * <p>Created via the {@link OkHttpClientHttpRequestFactory}.
  *
diff --git a/spring-web/src/main/java/org/springframework/http/client/OkHttpClientHttpRequest.java b/spring-web/src/main/java/org/springframework/http/client/OkHttpClientHttpRequest.java
index 70821c345ec..b1c197e03d9 100644
--- a/spring-web/src/main/java/org/springframework/http/client/OkHttpClientHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/client/OkHttpClientHttpRequest.java
@@ -26,7 +26,7 @@ import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpMethod;
 
 /**
- * {@link ClientHttpRequest} implementation that uses OkHttp 2.x to execute requests.
+ * {@link ClientHttpRequest} implementation based on OkHttp 2.x.
  *
  * <p>Created via the {@link OkHttpClientHttpRequestFactory}.
  *