Undo constructor deprecation + polishing

spring-web/src/main/java/org/springframework/web/ErrorResponse.java

@@ -65,19 +65,19 @@ public interface ErrorResponse {
 
 	/**
 	 * Return a code to use to resolve the problem "detail" for this exception
-	 * through a {@link org.springframework.context.MessageSource}.
+	 * through a {@link MessageSource}.
 	 * <p>By default this is initialized via
-	 * {@link #getDefaultDetailMessageCode(Class, String)} but each exception
+	 * {@link #getDefaultDetailMessageCode(Class, String)}.
-	 * overrides this to provide relevant data that that can be expanded into
-	 * placeholders within the message.
 	 */
 	default String getDetailMessageCode() {
 		return getDefaultDetailMessageCode(getClass(), null);
 	}
 
 	/**
-	 * Return the arguments to use to resolve the problem "detail" through a
+	 * Return arguments to use along with a {@link #getDetailMessageCode()
-	 * {@link MessageSource}.
+	 * message code} to resolve the problem "detail" for this exception
+	 * through a {@link MessageSource}. The arguments are expanded
+	 * into placeholders of the message value, e.g. "Invalid content type {0}".
 	 */
 	@Nullable
 	default Object[] getDetailMessageArguments() {
@@ -86,10 +86,8 @@ public interface ErrorResponse {
 
 	/**
 	 * Variant of {@link #getDetailMessageArguments()} that uses the given
-	 * {@link MessageSource} to resolve the message arguments.
+	 * {@link MessageSource} for resolving the message argument values.
-	 * <p>By default this delegates to {@link #getDetailMessageArguments()}
+	 * This is useful for example to message codes from validation errors.
-	 * by concrete implementations may override it, for example in order to
-	 * resolve validation errors through a {@code MessageSource}.
 	 */
 	@Nullable
 	default Object[] getDetailMessageArguments(MessageSource messageSource, Locale locale) {

spring-web/src/main/java/org/springframework/web/HttpRequestMethodNotSupportedException.java

@@ -52,9 +52,7 @@ public class HttpRequestMethodNotSupportedException extends ServletException imp
 	/**
 	 * Create a new HttpRequestMethodNotSupportedException.
 	 * @param method the unsupported HTTP request method
-	 * @deprecated 6.0 in favor of {@link #HttpRequestMethodNotSupportedException(String, Collection)}
 	 */
-	@Deprecated(since = "6.0", forRemoval = true)
 	public HttpRequestMethodNotSupportedException(String method) {
 		this(method, (String[]) null);
 	}

spring-web/src/main/java/org/springframework/web/bind/MethodArgumentNotValidException.java

@@ -111,8 +111,8 @@ public class MethodArgumentNotValidException extends BindException implements Er
 	}
 
 	/**
-	 * Convert each given {@link ObjectError} to a single quote String, taking
+	 * Convert each given {@link ObjectError} to a String in single quotes, taking
-	 * either an error's default message as a first choice, or its error code.
+	 * either the error's default message, or its error code.
 	 * @since 6.0
 	 */
 	public static List<String> errorsToStringList(List<? extends ObjectError> errors) {
@@ -121,9 +121,9 @@ public class MethodArgumentNotValidException extends BindException implements Er
 	}
 
 	/**
-	 * Variant of {@link #errorsToStringList(List)} that uses the provided
+	 * Variant of {@link #errorsToStringList(List)} that uses a
-	 * {@link MessageSource} to resolve the error code, or otherwise fall
+	 * {@link MessageSource} to resolve the message code of the error, or fall
-	 * back on its default message.
+	 * back on the error's default message.
 	 * @since 6.0
 	 */
 	@SuppressWarnings("ConstantConditions")

spring-web/src/main/java/org/springframework/web/bind/MissingRequestValueException.java

@@ -41,8 +41,8 @@ public class MissingRequestValueException extends ServletRequestBindingException
 	}
 
 	/**
-	 * Constructor with a message and a flag that indicates whether the value
+	 * Constructor with a message and a flag that indicates whether a value
-	 * was not completely missing but became was {@code null} after conversion.
+	 * was present but became {@code null} after conversion.
 	 */
 	public MissingRequestValueException(String msg, boolean missingAfterConversion) {
 		super(msg);

spring-web/src/main/java/org/springframework/web/bind/UnsatisfiedServletRequestParameterException.java

@@ -69,7 +69,7 @@ public class UnsatisfiedServletRequestParameterException extends ServletRequestB
 	private static List<String> paramsToStringList(List<String[]> paramConditions) {
 		Assert.notEmpty(paramConditions, "Parameter conditions must not be empty");
 		return paramConditions.stream()
-				.map(c -> "\"" + StringUtils.arrayToDelimitedString(c, ", ") + "\"")
+				.map(condition -> "\"" + StringUtils.arrayToDelimitedString(condition, ", ") + "\"")
 				.collect(Collectors.toList());
 	}
 

spring-web/src/main/java/org/springframework/web/server/ResponseStatusException.java

@@ -80,8 +80,8 @@ public class ResponseStatusException extends ErrorResponseException {
 	}
 
 	/**
-	 * Constructor with a {@link org.springframework.context.MessageSource}
+	 * Constructor with a message code and arguments for resolving the error
-	 * code and arguments to resolve the detail message with.
+	 * "detail" via {@link org.springframework.context.MessageSource}.
 	 * @param status the HTTP status (required)
 	 * @param reason the associated reason (optional)
 	 * @param cause a nested exception (optional)

spring-web/src/main/java/org/springframework/web/server/ServerWebInputException.java

@@ -57,8 +57,8 @@ public class ServerWebInputException extends ResponseStatusException {
 	}
 
 	/**
-	 * Constructor with a {@link org.springframework.context.MessageSource} code
+	 * Constructor with a message code and arguments for resolving the error
-	 * and arguments to resolve the detail message with.
+	 * "detail" via {@link org.springframework.context.MessageSource}.
 	 * @since 6.0
 	 */
 	protected ServerWebInputException(String reason, @Nullable MethodParameter parameter, @Nullable Throwable cause,