Polishing (backported from master)

(cherry picked from commit 48f753f)

spring-beans/src/main/java/org/springframework/beans/factory/support/AbstractBeanFactory.java

@@ -123,7 +123,7 @@ public abstract class AbstractBeanFactory extends FactoryBeanRegistrySupport imp
 	/** Resolution strategy for expressions in bean definition values */
 	private BeanExpressionResolver beanExpressionResolver;
 
-	/** Spring 3.0 ConversionService to use instead of PropertyEditors */
+	/** Spring ConversionService to use instead of PropertyEditors */
 	private ConversionService conversionService;
 
 	/** Custom PropertyEditorRegistrars to apply to the beans of this factory */
@@ -159,10 +159,7 @@ public abstract class AbstractBeanFactory extends FactoryBeanRegistrySupport imp
 	private final Map<String, RootBeanDefinition> mergedBeanDefinitions =
 			new ConcurrentHashMap<String, RootBeanDefinition>(64);
 
-	/**
-	 * Names of beans that have already been created at least once
-	 * (using a ConcurrentHashMap as a Set)
-	 */
+	/** Names of beans that have already been created at least once */
 	private final Map<String, Boolean> alreadyCreated = new ConcurrentHashMap<String, Boolean>(64);
 
 	/** Names of beans that are currently in creation */
@@ -503,8 +500,8 @@ public abstract class AbstractBeanFactory extends FactoryBeanRegistrySupport imp
 			// Retrieve corresponding bean definition.
 			RootBeanDefinition mbd = getMergedLocalBeanDefinition(beanName);
 
-			Class[] typesToMatch = (FactoryBean.class.equals(typeToMatch) ?
-					new Class[] {typeToMatch} : new Class[] {FactoryBean.class, typeToMatch});
+			Class<?>[] typesToMatch = (FactoryBean.class.equals(typeToMatch) ?
+					new Class<?>[] {typeToMatch} : new Class<?>[] {FactoryBean.class, typeToMatch});
 
 			// Check decorated bean definition, if any: We assume it'll be easier
 			// to determine the decorated bean's type than the proxy's type.

spring-context-support/src/main/java/org/springframework/scheduling/quartz/SchedulerFactoryBean.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -85,8 +85,8 @@ import org.springframework.util.CollectionUtils;
  * @see org.quartz.impl.StdSchedulerFactory
  * @see org.springframework.transaction.interceptor.TransactionProxyFactoryBean
  */
-public class SchedulerFactoryBean extends SchedulerAccessor implements FactoryBean<Scheduler>, BeanNameAware,
-		ApplicationContextAware, InitializingBean, DisposableBean, SmartLifecycle {
+public class SchedulerFactoryBean extends SchedulerAccessor implements FactoryBean<Scheduler>,
+		BeanNameAware, ApplicationContextAware, InitializingBean, DisposableBean, SmartLifecycle {
 
 	public static final String PROP_THREAD_COUNT = "org.quartz.threadPool.threadCount";
 
@@ -698,7 +698,7 @@ public class SchedulerFactoryBean extends SchedulerAccessor implements FactoryBe
 
 
 	//---------------------------------------------------------------------
-	// Implementation of Lifecycle interface
+	// Implementation of SmartLifecycle interface
 	//---------------------------------------------------------------------
 
 	public void start() throws SchedulingException {

spring-core/src/main/java/org/springframework/util/CompositeIterator.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2004-2009 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -13,45 +13,47 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.util;
 
 import java.util.Iterator;
-import java.util.LinkedList;
-import java.util.List;
+import java.util.LinkedHashSet;
 import java.util.NoSuchElementException;
+import java.util.Set;
 
 /**
- * Iterator that combines multiple other iterators.
- * This implementation maintains a list of iterators which are invoked in sequence until all iterators are exhausted.
+ * Composite iterator that combines multiple other iterators,
+ * as registered via {@link #add(Iterator)}.
+ *
+ * <p>This implementation maintains a linked set of iterators
+ * which are invoked in sequence until all iterators are exhausted.
+ *
  * @author Erwin Vervaet
+ * @author Juergen Hoeller
+ * @since 3.0
  */
 public class CompositeIterator<E> implements Iterator<E> {
 
-	private List<Iterator<E>> iterators = new LinkedList<Iterator<E>>();
+	private final Set<Iterator<E>> iterators = new LinkedHashSet<Iterator<E>>();
 
 	private boolean inUse = false;
 
-	/**
-	 * Create a new composite iterator. Add iterators using the {@link #add(Iterator)} method.
-	 */
-	public CompositeIterator() {
-	}
 
 	/**
 	 * Add given iterator to this composite.
 	 */
 	public void add(Iterator<E> iterator) {
-		Assert.state(!inUse, "You can no longer add iterator to a composite iterator that's already in use");
-		if (iterators.contains(iterator)) {
+		Assert.state(!this.inUse, "You can no longer add iterators to a composite iterator that's already in use");
+		if (this.iterators.contains(iterator)) {
 			throw new IllegalArgumentException("You cannot add the same iterator twice");
 		}
-		iterators.add(iterator);
+		this.iterators.add(iterator);
 	}
 
 	public boolean hasNext() {
-		inUse = true;
-		for (Iterator<Iterator<E>> it = iterators.iterator(); it.hasNext();) {
-			if (it.next().hasNext()) {
+		this.inUse = true;
+		for (Iterator<E> iterator : this.iterators) {
+			if (iterator.hasNext()) {
 				return true;
 			}
 		}
@@ -59,17 +61,17 @@ public class CompositeIterator<E> implements Iterator<E> {
 	}
 
 	public E next() {
-		inUse = true;
-		for (Iterator<Iterator<E>> it = iterators.iterator(); it.hasNext();) {
-			Iterator<E> iterator = it.next();
+		this.inUse = true;
+		for (Iterator<E> iterator : this.iterators) {
 			if (iterator.hasNext()) {
 				return iterator.next();
 			}
 		}
-		throw new NoSuchElementException("Exhaused all iterators");
+		throw new NoSuchElementException("All iterators exhausted");
 	}
 
 	public void remove() {
-		throw new UnsupportedOperationException("Remove is not supported");
+		throw new UnsupportedOperationException("CompositeIterator does not support remove()");
 	}
+
 }

spring-core/src/main/java/org/springframework/util/ConcurrentReferenceHashMap.java

@@ -224,23 +224,23 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 	@Override
 	public V get(Object key) {
 		Reference<K, V> reference = getReference(key, Restructure.WHEN_NECESSARY);
-		Entry<K, V> entry = (reference == null ? null : reference.get());
+		Entry<K, V> entry = (reference != null ? reference.get() : null);
 		return (entry != null ? entry.getValue() : null);
 	}
 
 	@Override
 	public boolean containsKey(Object key) {
 		Reference<K, V> reference = getReference(key, Restructure.WHEN_NECESSARY);
-		Entry<K, V> entry = (reference == null ? null : reference.get());
+		Entry<K, V> entry = (reference != null ? reference.get() : null);
 		return (entry != null && ObjectUtils.nullSafeEquals(entry.getKey(), key));
 	}
 
 	/**
-	 * Returns a {@link Reference} to the {@link Entry} for the specified {@code key} or
-	 * {@code null} if not found.
+	 * Return a {@link Reference} to the {@link Entry} for the specified {@code key},
+	 * or {@code null} if not found.
 	 * @param key the key (can be {@code null})
 	 * @param restructure types of restructure allowed during this call
-	 * @return the reference or {@code null}
+	 * @return the reference, or {@code null} if not found
 	 */
 	protected final Reference<K, V> getReference(Object key, Restructure restructure) {
 		int hash = getHash(key);
@@ -396,14 +396,10 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 	 */
 	public static enum ReferenceType {
 
-		/**
-		 * Use {@link SoftReference}s.
-		 */
+		/** Use {@link SoftReference}s */
 		SOFT,
 
-		/**
-		 * Use {@link WeakReference}s.
-		 */
+		/** Use {@link WeakReference}s */
 		WEAK
 	}
 
@@ -458,8 +454,8 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 		}
 
 		/**
-		 * Apply an update operation to this segment.  The segment will be locked
-		 * during update.
+		 * Apply an update operation to this segment.
+		 * The segment will be locked during the update.
 		 * @param hash the hash of the key
 		 * @param key the key
 		 * @param task the update operation
@@ -470,7 +466,7 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 			if (task.hasOption(TaskOption.RESTRUCTURE_BEFORE)) {
 				restructureIfNecessary(resize);
 			}
-			if (task.hasOption(TaskOption.SKIP_IF_EMPTY) && (this.count == 0)) {
+			if (task.hasOption(TaskOption.SKIP_IF_EMPTY) && this.count == 0) {
 				return task.execute(null, null, null);
 			}
 			lock();
@@ -478,12 +474,12 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 				final int index = getIndex(hash, this.references);
 				final Reference<K, V> head = this.references[index];
 				Reference<K, V> reference = findInChain(head, key, hash);
-				Entry<K, V> entry = (reference == null ? null : reference.get());
+				Entry<K, V> entry = (reference != null ? reference.get() : null);
 				Entries entries = new Entries() {
 					@Override
 					public void add(V value) {
 						@SuppressWarnings("unchecked")
-						Entry<K, V> newEntry = new Entry<K, V>((K)key, value);
+						Entry<K, V> newEntry = new Entry<K, V>((K) key, value);
 						Reference<K, V> newReference = Segment.this.referenceManager.createReference(newEntry, hash, head);
 						Segment.this.references[index] = newReference;
 						Segment.this.count++;
@@ -510,7 +506,8 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 			try {
 				setReferences(createReferenceArray(this.initialSize));
 				this.count = 0;
-			} finally {
+			}
+			finally {
 				unlock();
 			}
 		}
@@ -541,16 +538,16 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 
 					// Recalculate taking into account count inside lock and items that
 					// will be purged
-					needsResize = ((countAfterRestructure > 0) && (countAfterRestructure >= this.resizeThreshold));
+					needsResize = (countAfterRestructure > 0 && countAfterRestructure >= this.resizeThreshold);
 					boolean resizing = false;
 					int restructureSize = this.references.length;
-					if (allowResize && needsResize && (restructureSize < MAXIMUM_SEGMENT_SIZE)) {
+					if (allowResize && needsResize && restructureSize < MAXIMUM_SEGMENT_SIZE) {
 						restructureSize <<= 1;
 						resizing = true;
 					}
 
 					// Either create a new table or reuse the existing one
-					Reference<K, V>[] restructured =  (resizing ? createReferenceArray(restructureSize) : this.references);
+					Reference<K, V>[] restructured = (resizing ? createReferenceArray(restructureSize) : this.references);
 
 					// Restructure
 					for (int i = 0; i < this.references.length; i++) {
@@ -574,7 +571,8 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 						setReferences(restructured);
 					}
 					this.count = Math.max(countAfterRestructure, 0);
-				} finally {
+				}
+				finally {
 					unlock();
 				}
 			}
@@ -602,7 +600,7 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 		}
 
 		private int getIndex(int hash, Reference<K, V>[] references) {
-			return hash & (references.length - 1);
+			return (hash & (references.length - 1));
 		}
 
 		/**
@@ -693,27 +691,26 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 
 		@Override
 		public String toString() {
-			return this.key + "=" + this.value;
+			return (this.key + "=" + this.value);
 		}
 
 		@Override
 		@SuppressWarnings("rawtypes")
-		public final boolean equals(Object o) {
-			if (o == this) {
+		public final boolean equals(Object other) {
+			if (this == other) {
 				return true;
 			}
-			if (o != null && o instanceof Map.Entry) {
-				Map.Entry other = (Map.Entry) o;
-				return ObjectUtils.nullSafeEquals(getKey(), other.getKey())
-						&& ObjectUtils.nullSafeEquals(getValue(), other.getValue());
+			if (!(other instanceof Map.Entry)) {
+				return false;
 			}
-			return false;
+			Map.Entry otherEntry = (Map.Entry) other;
+			return (ObjectUtils.nullSafeEquals(getKey(), otherEntry.getKey()) &&
+					ObjectUtils.nullSafeEquals(getValue(), otherEntry.getValue()));
 		}
 
 		@Override
 		public final int hashCode() {
-			return ObjectUtils.nullSafeHashCode(this.key)
-					^ ObjectUtils.nullSafeHashCode(this.value);
+			return (ObjectUtils.nullSafeHashCode(this.key) ^ ObjectUtils.nullSafeHashCode(this.value));
 		}
 	}
 
@@ -795,7 +792,7 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 			if (o != null && o instanceof Map.Entry<?, ?>) {
 				Map.Entry<?, ?> entry = (java.util.Map.Entry<?, ?>) o;
 				Reference<K, V> reference = ConcurrentReferenceHashMap.this.getReference(entry.getKey(), Restructure.NEVER);
-				Entry<K, V> other = (reference == null ? null : reference.get());
+				Entry<K, V> other = (reference != null ? reference.get() : null);
 				if (other != null) {
 					return ObjectUtils.nullSafeEquals(entry.getValue(), other.getValue());
 				}
@@ -847,7 +844,7 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 
 		public boolean hasNext() {
 			getNextIfNecessary();
-			return this.next != null;
+			return (this.next != null);
 		}
 
 		public Entry<K, V> next() {
@@ -974,7 +971,6 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 			enqueue();
 			clear();
 		}
-
 	}
 
 
@@ -1005,7 +1001,6 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 			enqueue();
 			clear();
 		}
-
 	}
 
 }

spring-core/src/test/java/org/springframework/util/CompositeIteratorTests.java

@@ -1,3 +1,19 @@
+/*
+ * Copyright 2002-2014 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package org.springframework.util;
 
 import java.util.Arrays;
@@ -5,29 +21,36 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.NoSuchElementException;
 
-import junit.framework.TestCase;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
 
 /**
  * Test case for {@link CompositeIterator}.
  *
  * @author Erwin Vervaet
+ * @author Juergen Hoeller
  */
-public class CompositeIteratorTests extends TestCase {
+public class CompositeIteratorTests {
 
+	@Test
 	public void testNoIterators() {
-		CompositeIterator it = new CompositeIterator();
+		CompositeIterator<String> it = new CompositeIterator<String>();
 		assertFalse(it.hasNext());
 		try {
 			it.next();
 			fail();
-		} catch (NoSuchElementException e) {
+		}
+		catch (NoSuchElementException ex) {
 			// expected
 		}
 	}
 
+	@Test
 	public void testSingleIterator() {
-		CompositeIterator it = new CompositeIterator();
-		it.add(Arrays.asList(new String[] { "0", "1" }).iterator());
+		CompositeIterator<String> it = new CompositeIterator<String>();
+		it.add(Arrays.asList("0", "1").iterator());
 		for (int i = 0; i < 2; i++) {
 			assertTrue(it.hasNext());
 			assertEquals(String.valueOf(i), it.next());
@@ -36,16 +59,18 @@ public class CompositeIteratorTests extends TestCase {
 		try {
 			it.next();
 			fail();
-		} catch (NoSuchElementException e) {
+		}
+		catch (NoSuchElementException ex) {
 			// expected
 		}
 	}
 
+	@Test
 	public void testMultipleIterators() {
-		CompositeIterator it = new CompositeIterator();
-		it.add(Arrays.asList(new String[] { "0", "1" }).iterator());
-		it.add(Arrays.asList(new String[] { "2" }).iterator());
-		it.add(Arrays.asList(new String[] { "3", "4" }).iterator());
+		CompositeIterator<String> it = new CompositeIterator<String>();
+		it.add(Arrays.asList("0", "1").iterator());
+		it.add(Arrays.asList("2").iterator());
+		it.add(Arrays.asList("3", "4").iterator());
 		for (int i = 0; i < 5; i++) {
 			assertTrue(it.hasNext());
 			assertEquals(String.valueOf(i), it.next());
@@ -54,43 +79,49 @@ public class CompositeIteratorTests extends TestCase {
 		try {
 			it.next();
 			fail();
-		} catch (NoSuchElementException e) {
+		}
+		catch (NoSuchElementException ex) {
 			// expected
 		}
 	}
 
+	@Test
 	public void testInUse() {
-		List list = Arrays.asList(new String[] { "0", "1" });
-		CompositeIterator it = new CompositeIterator();
+		List<String> list = Arrays.asList("0", "1");
+		CompositeIterator<String> it = new CompositeIterator<String>();
 		it.add(list.iterator());
 		it.hasNext();
 		try {
 			it.add(list.iterator());
 			fail();
-		} catch (IllegalStateException e) {
+		}
+		catch (IllegalStateException ex) {
 			// expected
 		}
-		it = new CompositeIterator();
+		it = new CompositeIterator<String>();
 		it.add(list.iterator());
 		it.next();
 		try {
 			it.add(list.iterator());
 			fail();
-		} catch (IllegalStateException e) {
+		}
+		catch (IllegalStateException ex) {
 			// expected
 		}
 	}
 
+	@Test
 	public void testDuplicateIterators() {
-		List list = Arrays.asList(new String[] { "0", "1" });
-		Iterator iterator = list.iterator();
-		CompositeIterator it = new CompositeIterator();
+		List<String> list = Arrays.asList("0", "1");
+		Iterator<String> iterator = list.iterator();
+		CompositeIterator<String> it = new CompositeIterator<String>();
 		it.add(iterator);
 		it.add(list.iterator());
 		try {
 			it.add(iterator);
 			fail();
-		} catch (IllegalArgumentException e) {
+		}
+		catch (IllegalArgumentException ex) {
 			// expected
 		}
 	}

spring-jms/src/main/java/org/springframework/jms/listener/AbstractJmsListeningContainer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -58,7 +58,7 @@ import org.springframework.util.ClassUtils;
  * @see #doShutdown()
  */
 public abstract class AbstractJmsListeningContainer extends JmsDestinationAccessor
-		implements SmartLifecycle, BeanNameAware, DisposableBean {
+		implements BeanNameAware, DisposableBean, SmartLifecycle {
 
 	private String clientId;
 

spring-web/src/main/java/org/springframework/remoting/httpinvoker/HttpInvokerClientInterceptor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -99,10 +99,10 @@ public class HttpInvokerClientInterceptor extends RemoteInvocationBasedAccessor
 	 * Set the HttpInvokerRequestExecutor implementation to use for executing
 	 * remote invocations.
 	 * <p>Default is {@link SimpleHttpInvokerRequestExecutor}. Alternatively,
-	 * consider using {@link CommonsHttpInvokerRequestExecutor} for more
+	 * consider using {@link HttpComponentsHttpInvokerRequestExecutor} for more
 	 * sophisticated needs.
 	 * @see SimpleHttpInvokerRequestExecutor
-	 * @see CommonsHttpInvokerRequestExecutor
+	 * @see HttpComponentsHttpInvokerRequestExecutor
 	 */
 	public void setHttpInvokerRequestExecutor(HttpInvokerRequestExecutor httpInvokerRequestExecutor) {
 		this.httpInvokerRequestExecutor = httpInvokerRequestExecutor;
@@ -137,7 +137,7 @@ public class HttpInvokerClientInterceptor extends RemoteInvocationBasedAccessor
 		}
 
 		RemoteInvocation invocation = createRemoteInvocation(methodInvocation);
-		RemoteInvocationResult result = null;
+		RemoteInvocationResult result;
 		try {
 			result = executeRequest(invocation, methodInvocation);
 		}
@@ -200,18 +200,18 @@ public class HttpInvokerClientInterceptor extends RemoteInvocationBasedAccessor
 	 */
 	protected RemoteAccessException convertHttpInvokerAccessException(Throwable ex) {
 		if (ex instanceof ConnectException) {
-			throw new RemoteConnectFailureException(
+			return new RemoteConnectFailureException(
 					"Could not connect to HTTP invoker remote service at [" + getServiceUrl() + "]", ex);
 		}
-		else if (ex instanceof ClassNotFoundException || ex instanceof NoClassDefFoundError ||
+
+		if (ex instanceof ClassNotFoundException || ex instanceof NoClassDefFoundError ||
 				ex instanceof InvalidClassException) {
-			throw new RemoteAccessException(
+			return new RemoteAccessException(
 					"Could not deserialize result from HTTP invoker remote service [" + getServiceUrl() + "]", ex);
 		}
-		else {
-			throw new RemoteAccessException(
-				"Could not access HTTP invoker remote service at [" + getServiceUrl() + "]", ex);
-		}
+
+		return new RemoteAccessException(
+					"Could not access HTTP invoker remote service at [" + getServiceUrl() + "]", ex);
 	}
 
 }

spring-web/src/main/java/org/springframework/web/bind/annotation/RequestMapping.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -321,7 +321,7 @@ public @interface RequestMapping {
 	 * specified header is <i>not</i> supposed to be present in the request.
 	 * <p>Also supports media type wildcards (*), for headers such as Accept
 	 * and Content-Type. For instance,
-	 * <pre>
+	 * <pre class="code">
 	 * &#064;RequestMapping(value = "/something", headers = "content-type=text/*")
 	 * </pre>
 	 * will match requests with a Content-Type of "text/html", "text/plain", etc.
@@ -340,7 +340,7 @@ public @interface RequestMapping {
 	 * <p>The format is a single media type or a sequence of media types,
 	 * with a request only mapped if the {@code Content-Type} matches one of these media types.
 	 * Examples:
-	 * <pre>
+	 * <pre class="code">
 	 * consumes = "text/plain"
 	 * consumes = {"text/plain", "application/*"}
 	 * </pre>
@@ -359,7 +359,7 @@ public @interface RequestMapping {
 	 * <p>The format is a single media type or a sequence of media types,
 	 * with a request only mapped if the {@code Accept} matches one of these media types.
 	 * Examples:
-	 * <pre>
+	 * <pre class="code">
 	 * produces = "text/plain"
 	 * produces = {"text/plain", "application/*"}
 	 * </pre>
@@ -367,7 +367,7 @@ public @interface RequestMapping {
 	 * all requests with a {@code Accept} other than "text/plain".
 	 * <p><b>Supported at the type level as well as at the method level!</b>
 	 * When used at the type level, all method-level mappings override
-	 * this consumes restriction.
+	 * this produces restriction.
 	 * @see org.springframework.http.MediaType
 	 */
 	String[] produces() default {};

spring-webmvc/src/test/java/org/springframework/web/servlet/support/AnnotationConfigDispatcherServletInitializerTests.java

@@ -214,7 +214,7 @@ public class AnnotationConfigDispatcherServletInitializerTests {
 
 		@Override
 		protected Class<?>[] getServletConfigClasses() {
-			return new Class[]{MyConfiguration.class};
+			return new Class<?>[] {MyConfiguration.class};
 		}
 
 		@Override
@@ -239,16 +239,12 @@ public class AnnotationConfigDispatcherServletInitializerTests {
 	}
 
 
-	private static class MyBean {
+	public static class MyBean {
 	}
 
 
 	@Configuration
-	@SuppressWarnings("unused")
-	private static class MyConfiguration {
-
-		public MyConfiguration() {
-		}
+	public static class MyConfiguration {
 
 		@Bean
 		public MyBean bean() {