Polishing

spring-context/src/main/java/org/springframework/cache/interceptor/CacheResolver.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 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.
@@ -23,7 +23,7 @@ import org.springframework.cache.Cache;
 /**
  * Determine the {@link Cache} instance(s) to use for an intercepted method invocation.
  *
- * <p>Implementations MUST be thread-safe.
+ * <p>Implementations must be thread-safe.
  *
  * @author Stephane Nicoll
  * @since 4.1
@@ -32,9 +32,8 @@ public interface CacheResolver {
 
 	/**
 	 * Return the cache(s) to use for the specified invocation.
-	 *
 	 * @param context the context of the particular invocation
-	 * @return the cache(s) to use (never null)
+	 * @return the cache(s) to use (never {@code null})
 	 */
 	Collection<? extends Cache> resolveCaches(CacheOperationInvocationContext<?> context);
 

spring-web/src/main/java/org/springframework/http/ResponseEntity.java

@@ -322,10 +322,8 @@ public class ResponseEntity<T> extends HttpEntity<T> {
 		/**
 		 * Set the caching directives for the resource, as specified by the
 		 * {@code Cache-Control} header.
-		 *
 		 * <p>A {@code CacheControl} instance can be built like
 		 * {@code CacheControl.maxAge(3600).cachePublic().noTransform()}.
-		 *
 		 * @param cacheControl the instance that builds cache related HTTP response headers
 		 * @return this builder
 		 * @see <a href="https://tools.ietf.org/html/rfc7234#section-5.2">RFC-7234 Section 5.2</a>
@@ -441,7 +439,7 @@ public class ResponseEntity<T> extends HttpEntity<T> {
 		@Override
 		public BodyBuilder cacheControl(CacheControl cacheControl) {
 			String ccValue = cacheControl.getHeaderValue();
-			if(ccValue != null) {
+			if (ccValue != null) {
 				this.headers.setCacheControl(cacheControl.getHeaderValue());
 			}
 			return this;

spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/annotation/HttpEntityMethodProcessor.java

@@ -49,6 +49,7 @@ import org.springframework.web.method.support.ModelAndViewContainer;
  *
  * @author Arjen Poutsma
  * @author Rossen Stoyanchev
+ * @author Brian Clozel
  * @since 3.1
  */
 public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodProcessor {
@@ -59,25 +60,27 @@ public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodPro
 
 	public HttpEntityMethodProcessor(List<HttpMessageConverter<?>> messageConverters,
 			ContentNegotiationManager contentNegotiationManager) {
+
 		super(messageConverters, contentNegotiationManager);
 	}
 
 	public HttpEntityMethodProcessor(List<HttpMessageConverter<?>> messageConverters,
 			ContentNegotiationManager contentNegotiationManager, List<Object> responseBodyAdvice) {
+
 		super(messageConverters, contentNegotiationManager, responseBodyAdvice);
 	}
 
 
 	@Override
 	public boolean supportsParameter(MethodParameter parameter) {
-		return HttpEntity.class.equals(parameter.getParameterType()) ||
-				RequestEntity.class.equals(parameter.getParameterType());
+		return (HttpEntity.class.equals(parameter.getParameterType()) ||
+				RequestEntity.class.equals(parameter.getParameterType()));
 	}
 
 	@Override
 	public boolean supportsReturnType(MethodParameter returnType) {
-		return HttpEntity.class.isAssignableFrom(returnType.getParameterType()) &&
-				!RequestEntity.class.isAssignableFrom(returnType.getParameterType());
+		return (HttpEntity.class.isAssignableFrom(returnType.getParameterType()) &&
+				!RequestEntity.class.isAssignableFrom(returnType.getParameterType()));
 	}
 
 	@Override
@@ -142,9 +145,9 @@ public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodPro
 		Object body = responseEntity.getBody();
 		if (responseEntity instanceof ResponseEntity) {
 			if (isResourceNotModified(webRequest, (ResponseEntity<?>) responseEntity)) {
-				// Ensure headers are flushed, no body should be written
+				// Ensure headers are flushed, no body should be written.
 				outputMessage.flush();
-				// skip call to converters, as they may update the body
+				// Skip call to converters, as they may update the body.
 				return;
 			}
 		}
@@ -152,7 +155,7 @@ public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodPro
 		// Try even with null body. ResponseBodyAdvice could get involved.
 		writeWithMessageConverters(body, returnType, inputMessage, outputMessage);
 
-		// Ensure headers are flushed even if no body was written
+		// Ensure headers are flushed even if no body was written.
 		outputMessage.flush();
 	}