Polishing

spring-aop/src/main/java/org/springframework/aop/framework/autoproxy/DefaultAdvisorAutoProxyCreator.java

 /*
- * Copyright 2002-2012 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.
@@ -19,15 +19,16 @@ package org.springframework.aop.framework.autoproxy;
 import org.springframework.beans.factory.BeanNameAware;
 
 /**
- * BeanPostProcessor implementation that creates AOP proxies based on all candidate
- * Advisors in the current BeanFactory. This class is completely generic; it contains
- * no special code to handle any particular aspects, such as pooling aspects.
+ * {@code BeanPostProcessor} implementation that creates AOP proxies based on all
+ * candidate {@code Advisor}s in the current {@code BeanFactory}. This class is
+ * completely generic; it contains no special code to handle any particular aspects,
+ * such as pooling aspects.
  *
  * <p>It's possible to filter out advisors - for example, to use multiple post processors
- * of this type in the same factory - by setting the {@code usePrefix} property
- * to true, in which case only advisors beginning with the DefaultAdvisorAutoProxyCreator's
- * bean name followed by a dot (like "aapc.") will be used. This default prefix can be
- * changed from the bean name by setting the {@code advisorBeanNamePrefix} property.
+ * of this type in the same factory - by setting the {@code usePrefix} property to true,
+ * in which case only advisors beginning with the DefaultAdvisorAutoProxyCreator's bean
+ * name followed by a dot (like "aapc.") will be used. This default prefix can be changed
+ * from the bean name by setting the {@code advisorBeanNamePrefix} property.
  * The separator (.) will also be used in this case.
  *
  * @author Rod Johnson
@@ -40,22 +41,22 @@ public class DefaultAdvisorAutoProxyCreator extends AbstractAdvisorAutoProxyCrea
 	public final static String SEPARATOR = ".";
 
 
-	private boolean usePrefix;
+	private boolean usePrefix = false;
 
 	private String advisorBeanNamePrefix;
 
 
 	/**
-	 * Set whether to exclude advisors with a certain prefix
-	 * in the bean name.
+	 * Set whether to only include advisors with a certain prefix in the bean name.
+	 * <p>Default is {@code false}, including all beans of type {@code Advisor}.
+	 * @see #setAdvisorBeanNamePrefix
 	 */
 	public void setUsePrefix(boolean usePrefix) {
 		this.usePrefix = usePrefix;
 	}
 
 	/**
-	 * Return whether to exclude advisors with a certain prefix
-	 * in the bean name.
+	 * Return whether to only include advisors with a certain prefix in the bean name.
 	 */
 	public boolean isUsePrefix() {
 		return this.usePrefix;
@@ -89,7 +90,7 @@ public class DefaultAdvisorAutoProxyCreator extends AbstractAdvisorAutoProxyCrea
 
 
 	/**
-	 * Consider Advisor beans with the specified prefix as eligible, if activated.
+	 * Consider {@code Advisor} beans with the specified prefix as eligible, if activated.
 	 * @see #setUsePrefix
 	 * @see #setAdvisorBeanNamePrefix
 	 */

spring-context/src/main/java/org/springframework/format/datetime/DateFormatter.java

@@ -27,7 +27,6 @@ import java.util.Map;
 import java.util.TimeZone;
 
 import org.springframework.format.Formatter;
-import org.springframework.format.annotation.DateTimeFormat;
 import org.springframework.format.annotation.DateTimeFormat.ISO;
 import org.springframework.util.StringUtils;
 
@@ -43,6 +42,8 @@ import org.springframework.util.StringUtils;
  */
 public class DateFormatter implements Formatter<Date> {
 
+	private static final TimeZone UTC = TimeZone.getTimeZone("UTC");
+
 	private static final Map<ISO, String> ISO_PATTERNS;
 
 	static {
@@ -176,7 +177,7 @@ public class DateFormatter implements Formatter<Date> {
 				throw new IllegalStateException("Unsupported ISO format " + this.iso);
 			}
 			SimpleDateFormat format = new SimpleDateFormat(pattern);
-			format.setTimeZone(TimeZone.getTimeZone("UTC"));
+			format.setTimeZone(UTC);
 			return format;
 		}
 		if (StringUtils.hasLength(this.stylePattern)) {

spring-context/src/main/java/org/springframework/format/datetime/DateFormatterRegistrar.java

 /*
- * Copyright 2002-2013 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.
@@ -26,14 +26,17 @@ import org.springframework.format.FormatterRegistry;
 import org.springframework.util.Assert;
 
 /**
- * Configures Date formatting for use with Spring.
+ * Configures basic date formatting for use with Spring, primarily for
+ * {@link org.springframework.format.annotation.DateTimeFormat} declarations.
+ * Applies to fields of type {@link Date}, {@link Calendar} and {@code long}.
  *
  * <p>Designed for direct instantiation but also exposes the static
- * {@link #addDateConverters(ConverterRegistry)} utility method for ad hoc use
- * against any {@code ConverterRegistry} instance.
+ * {@link #addDateConverters(ConverterRegistry)} utility method for
+ * ad-hoc use against any {@code ConverterRegistry} instance.
  *
  * @author Phillip Webb
  * @since 3.2
+ * @see org.springframework.format.datetime.standard.DateTimeFormatterRegistrar
  * @see org.springframework.format.datetime.joda.JodaTimeFormatterRegistrar
  * @see FormatterRegistrar#registerFormatters
  */
@@ -43,9 +46,9 @@ public class DateFormatterRegistrar implements FormatterRegistrar {
 
 
 	/**
-	 * Set the date formatter to register. If not specified no formatter is registered.
-	 * This method can be used if global formatter configuration is required.
-	 * @param dateFormatter the date formatter
+	 * Set a global date formatter to register.
+	 * <p>If not specified, no general formatter for non-annotated
+	 * {@link Date} and {@link Calendar} fields will be registered.
 	 */
 	public void setFormatter(DateFormatter dateFormatter) {
 		Assert.notNull(dateFormatter, "DateFormatter must not be null");

spring-context/src/main/java/org/springframework/format/datetime/DateTimeFormatAnnotationFormatterFactory.java

@@ -30,8 +30,7 @@ import org.springframework.format.Printer;
 import org.springframework.format.annotation.DateTimeFormat;
 
 /**
- * Formats fields annotated with the {@link DateTimeFormat} annotation using
- * a {@link DateFormatter}.
+ * Formats fields annotated with the {@link DateTimeFormat} annotation using a {@link DateFormatter}.
  *
  * @author Phillip Webb
  * @since 3.2
@@ -40,7 +39,6 @@ import org.springframework.format.annotation.DateTimeFormat;
 public class DateTimeFormatAnnotationFormatterFactory  extends EmbeddedValueResolutionSupport
 		implements AnnotationFormatterFactory<DateTimeFormat> {
 
-
 	private static final Set<Class<?>> FIELD_TYPES;
 
 	static {