Polishing

spring-beans/src/main/java/org/springframework/beans/factory/config/InstantiationAwareBeanPostProcessor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -34,9 +34,7 @@ import org.springframework.lang.Nullable;
  *
  * <p><b>NOTE:</b> This interface is a special purpose interface, mainly for
  * internal use within the framework. It is recommended to implement the plain
- * {@link BeanPostProcessor} interface as far as possible, or to derive from
+ * {@link BeanPostProcessor} interface as far as possible.
- * {@link InstantiationAwareBeanPostProcessorAdapter} in order to be shielded
- * from extensions to this interface.
  *
  * @author Juergen Hoeller
  * @author Rod Johnson

spring-context-support/src/main/java/org/springframework/cache/jcache/interceptor/AbstractFallbackJCacheOperationSource.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -79,7 +79,7 @@ public abstract class AbstractFallbackJCacheOperationSource implements JCacheOpe
 
 	@Nullable
 	private JCacheOperation<?> computeCacheOperation(Method method, @Nullable Class<?> targetClass) {
-		// Don't allow no-public methods as required.
+		// Don't allow non-public methods, as configured.
 		if (allowPublicMethodsOnly() && !Modifier.isPublic(method.getModifiers())) {
 			return null;
 		}

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -124,7 +124,7 @@ public abstract class AbstractFallbackCacheOperationSource implements CacheOpera
 
 	@Nullable
 	private Collection<CacheOperation> computeCacheOperations(Method method, @Nullable Class<?> targetClass) {
-		// Don't allow no-public methods as required.
+		// Don't allow non-public methods, as configured.
 		if (allowPublicMethodsOnly() && !Modifier.isPublic(method.getModifiers())) {
 			return null;
 		}

spring-context/src/main/java/org/springframework/scheduling/concurrent/ThreadPoolExecutorFactoryBean.java

@@ -26,9 +26,7 @@ import java.util.concurrent.ThreadFactory;
 import java.util.concurrent.ThreadPoolExecutor;
 import java.util.concurrent.TimeUnit;
 
-import org.springframework.beans.factory.DisposableBean;
 import org.springframework.beans.factory.FactoryBean;
-import org.springframework.beans.factory.InitializingBean;
 import org.springframework.lang.Nullable;
 
 /**
@@ -65,7 +63,7 @@ import org.springframework.lang.Nullable;
  */
 @SuppressWarnings("serial")
 public class ThreadPoolExecutorFactoryBean extends ExecutorConfigurationSupport
-		implements FactoryBean<ExecutorService>, InitializingBean, DisposableBean {
+		implements FactoryBean<ExecutorService> {
 
 	private int corePoolSize = 1;
 

spring-test/src/main/java/org/springframework/test/web/client/match/ContentRequestMatchers.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -193,7 +193,7 @@ public class ContentRequestMatchers {
 	 * <li>{@link Resource} - content from a file
 	 * <li>{@code byte[]} - other raw content
 	 * </ul>
-	 * <p><strong>Note:</strong> This method uses the Apache Commons File Upload
+	 * <p><strong>Note:</strong> This method uses the Apache Commons FileUpload
 	 * library to parse the multipart data and it must be on the test classpath.
 	 * @param expectedMap the expected multipart values
 	 * @since 5.3

spring-tx/src/main/java/org/springframework/transaction/interceptor/AbstractFallbackTransactionAttributeSource.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -163,7 +163,7 @@ public abstract class AbstractFallbackTransactionAttributeSource
 	 */
 	@Nullable
 	protected TransactionAttribute computeTransactionAttribute(Method method, @Nullable Class<?> targetClass) {
-		// Don't allow no-public methods as required.
+		// Don't allow non-public methods, as configured.
 		if (allowPublicMethodsOnly() && !Modifier.isPublic(method.getModifiers())) {
 			return null;
 		}

spring-web/src/main/java/org/springframework/http/server/reactive/AbstractListenerWriteProcessor.java

@@ -254,7 +254,7 @@ public abstract class AbstractListenerWriteProcessor<T> implements Processor<T,
 	 * the next item from the upstream, write Publisher.
 	 * <p>The default implementation is a no-op.
 	 * @deprecated originally introduced for Undertow to stop write notifications
-	 * when no data is available, but deprecated as of as of 5.0.6 since constant
+	 * when no data is available, but deprecated as of 5.0.6 since constant
 	 * switching on every requested item causes a significant slowdown.
 	 */
 	@Deprecated

spring-web/src/main/java/org/springframework/web/filter/DelegatingFilterProxy.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2017 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -54,9 +54,9 @@ import org.springframework.web.context.support.WebApplicationContextUtils;
  * of the {@code Filter.init} and {@code Filter.destroy} lifecycle methods
  * on the target bean, letting the servlet container manage the filter lifecycle.
  *
- * <p>As of Spring 3.1, {@code DelegatingFilterProxy} has been updated to optionally accept
+ * <p>As of Spring 3.1, {@code DelegatingFilterProxy} has been updated to optionally
- * constructor parameters when using Servlet 3.0's instance-based filter registration
+ * accept constructor parameters when using a Servlet container's instance-based filter
- * methods, usually in conjunction with Spring 3.1's
+ * registration methods, usually in conjunction with Spring's
  * {@link org.springframework.web.WebApplicationInitializer} SPI. These constructors allow
  * for providing the delegate Filter bean directly, or providing the application context
  * and bean name to fetch, avoiding the need to look up the application context from the
@@ -100,8 +100,7 @@ public class DelegatingFilterProxy extends GenericFilterBean {
 
 
 	/**
-	 * Create a new {@code DelegatingFilterProxy}. For traditional (pre-Servlet 3.0) use
+	 * Create a new {@code DelegatingFilterProxy}. For traditional use in {@code web.xml}.
-	 * in {@code web.xml}.
 	 * @see #setTargetBeanName(String)
 	 */
 	public DelegatingFilterProxy() {
@@ -111,8 +110,7 @@ public class DelegatingFilterProxy extends GenericFilterBean {
 	 * Create a new {@code DelegatingFilterProxy} with the given {@link Filter} delegate.
 	 * Bypasses entirely the need for interacting with a Spring application context,
 	 * specifying the {@linkplain #setTargetBeanName target bean name}, etc.
-	 * <p>For use in Servlet 3.0+ environments where instance-based registration of
+	 * <p>For use with instance-based registration of filters.
-	 * filters is supported.
 	 * @param delegate the {@code Filter} instance that this proxy will delegate to and
 	 * manage the lifecycle for (must not be {@code null}).
 	 * @see #doFilter(ServletRequest, ServletResponse, FilterChain)
@@ -130,9 +128,8 @@ public class DelegatingFilterProxy extends GenericFilterBean {
 	 * bean from the Spring {@code WebApplicationContext} found in the {@code ServletContext}
 	 * (either the 'root' application context or the context named by
 	 * {@link #setContextAttribute}).
-	 * <p>For use in Servlet 3.0+ environments where instance-based registration of
+	 * <p>For use with instance-based registration of filters.
-	 * filters is supported.
+	 * <p>The target bean must implement the standard Servlet Filter interface.
-	 * <p>The target bean must implement the standard Servlet Filter.
 	 * @param targetBeanName name of the target filter bean to look up in the Spring
 	 * application context (must not be {@code null}).
 	 * @see #findWebApplicationContext()
@@ -145,8 +142,7 @@ public class DelegatingFilterProxy extends GenericFilterBean {
 	/**
 	 * Create a new {@code DelegatingFilterProxy} that will retrieve the named target
 	 * bean from the given Spring {@code WebApplicationContext}.
-	 * <p>For use in Servlet 3.0+ environments where instance-based registration of
+	 * <p>For use with instance-based registration of filters.
-	 * filters is supported.
 	 * <p>The target bean must implement the standard Servlet Filter interface.
 	 * <p>The given {@code WebApplicationContext} may or may not be refreshed when passed
 	 * in. If it has not, and if the context implements {@link ConfigurableApplicationContext},

spring-web/src/main/java/org/springframework/web/filter/OncePerRequestFilter.java

@@ -98,12 +98,10 @@ public abstract class OncePerRequestFilter extends GenericFilterBean {
 		boolean hasAlreadyFilteredAttribute = request.getAttribute(alreadyFilteredAttributeName) != null;
 
 		if (skipDispatch(httpRequest) || shouldNotFilter(httpRequest)) {
-
 			// Proceed without invoking this filter...
 			filterChain.doFilter(request, response);
 		}
 		else if (hasAlreadyFilteredAttribute) {
-
 			if (DispatcherType.ERROR.equals(request.getDispatcherType())) {
 				doFilterNestedErrorDispatch(httpRequest, httpResponse, filterChain);
 				return;
@@ -197,7 +195,7 @@ public abstract class OncePerRequestFilter extends GenericFilterBean {
 	 * setting up thread locals or to perform final processing at the very end.
 	 * <p>Note that although a filter can be mapped to handle specific dispatcher
 	 * types via {@code web.xml} or in Java through the {@code ServletContext},
-	 * servlet containers may enforce different defaults with regards to
+	 * servlet containers may enforce different defaults with respect to
 	 * dispatcher types. This flag enforces the design intent of the filter.
 	 * <p>The default return value is "true", which means the filter will not be
 	 * invoked during subsequent async dispatches. If "false", the filter will

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -28,7 +28,7 @@ import org.springframework.http.MediaType;
  * @author Rossen Stoyanchev
  * @since 5.0
  * @deprecated in favor of {@link UnsupportedMediaTypeStatusException},
- * with this class never thrown by Spring code and to be removed in 5.3
+ * with this class never thrown by Spring code and to be removed in 6.0
  */
 @Deprecated
 @SuppressWarnings("serial")

spring-web/src/main/java/org/springframework/web/util/ContentCachingRequestWrapper.java

@@ -48,7 +48,6 @@ import org.springframework.lang.Nullable;
  * <p>Used e.g. by {@link org.springframework.web.filter.AbstractRequestLoggingFilter}.
  * Note: As of Spring Framework 5.0, this wrapper is built on the Servlet 3.1 API.
  *
- *
  * @author Juergen Hoeller
  * @author Brian Clozel
  * @since 4.1.3

spring-webmvc/src/main/java/org/springframework/web/servlet/handler/HandlerMappingIntrospector.java

@@ -103,14 +103,6 @@ public class HandlerMappingIntrospector
 	}
 
 
-	/**
-	 * Return the configured or detected {@code HandlerMapping}s.
-	 */
-	public List<HandlerMapping> getHandlerMappings() {
-		return (this.handlerMappings != null ? this.handlerMappings : Collections.emptyList());
-	}
-
-
 	@Override
 	public void setApplicationContext(ApplicationContext applicationContext) {
 		this.applicationContext = applicationContext;
@@ -125,6 +117,13 @@ public class HandlerMappingIntrospector
 		}
 	}
 
+	/**
+	 * Return the configured or detected {@code HandlerMapping}s.
+	 */
+	public List<HandlerMapping> getHandlerMappings() {
+		return (this.handlerMappings != null ? this.handlerMappings : Collections.emptyList());
+	}
+
 
 	/**
 	 * Find the {@link HandlerMapping} that would handle the given request and