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Polishing

(cherry picked from commit eafaaa5)
pull/1104/merge
Juergen Hoeller 9 years ago
parent
commit
29a946163b
  1. 11
      spring-context/src/main/java/org/springframework/cache/annotation/AnnotationCacheOperationSource.java
  2. 31
      spring-context/src/main/java/org/springframework/context/annotation/Primary.java
  3. 2
      spring-messaging/src/main/java/org/springframework/messaging/support/MessageHeaderAccessor.java
  4. 5
      spring-tx/src/main/java/org/springframework/transaction/annotation/JtaTransactionAnnotationParser.java

11
spring-context/src/main/java/org/springframework/cache/annotation/AnnotationCacheOperationSource.java vendored

@ -1,5 +1,5 @@ @@ -1,5 +1,5 @@
/*
* Copyright 2002-2014 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.
@ -43,8 +43,7 @@ import org.springframework.util.Assert; @@ -43,8 +43,7 @@ import org.springframework.util.Assert;
* @since 3.1
*/
@SuppressWarnings("serial")
public class AnnotationCacheOperationSource extends AbstractFallbackCacheOperationSource
implements Serializable {
public class AnnotationCacheOperationSource extends AbstractFallbackCacheOperationSource implements Serializable {
private final boolean publicMethodsOnly;
@ -177,6 +176,7 @@ public class AnnotationCacheOperationSource extends AbstractFallbackCacheOperati @@ -177,6 +176,7 @@ public class AnnotationCacheOperationSource extends AbstractFallbackCacheOperati
return this.annotationParsers.hashCode();
}
/**
* Callback interface providing {@link CacheOperation} instance(s) based on
* a given {@link CacheAnnotationParser}.
@ -184,10 +184,9 @@ public class AnnotationCacheOperationSource extends AbstractFallbackCacheOperati @@ -184,10 +184,9 @@ public class AnnotationCacheOperationSource extends AbstractFallbackCacheOperati
protected interface CacheOperationProvider {
/**
* Returns the {@link CacheOperation} instance(s) provided by the specified parser.
*
* Return the {@link CacheOperation} instance(s) provided by the specified parser.
* @param parser the parser to use
* @return the cache operations or {@code null} if none is found
* @return the cache operations, or {@code null} if none found
*/
Collection<CacheOperation> getCacheOperations(CacheAnnotationParser parser);
}

31
spring-context/src/main/java/org/springframework/context/annotation/Primary.java

@ -1,5 +1,5 @@ @@ -1,5 +1,5 @@
/*
* Copyright 2002-2011 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.
@ -25,19 +25,20 @@ import java.lang.annotation.Target; @@ -25,19 +25,20 @@ import java.lang.annotation.Target;
/**
* Indicates that a bean should be given preference when multiple candidates
* are qualified to autowire a single-valued dependency. If exactly one 'primary'
* bean exists among the candidates, it will be the autowired value. This annotation
* is semantically equivalent to the {@code <bean>} element's {@code primary} attribute
* in Spring XML.
* are qualified to autowire a single-valued dependency. If exactly one
* 'primary' bean exists among the candidates, it will be the autowired value.
*
* <p>May be used on any class directly or indirectly annotated with @{@link
* org.springframework.stereotype.Component Component} or on methods annotated
* with @{@link Bean}.
* <p>This annotation is semantically equivalent to the {@code <bean>} element's
* {@code primary} attribute in Spring XML.
*
* <p>May be used on any class directly or indirectly annotated with
* {@code @Component} or on methods annotated with @{@link Bean}.
*
* <h2>Example</h2>
* <pre class="code">
* &#064;Component
* public class FooService {
*
* private FooRepository fooRepository;
*
* &#064;Autowired
@ -48,6 +49,7 @@ import java.lang.annotation.Target; @@ -48,6 +49,7 @@ import java.lang.annotation.Target;
*
* &#064;Component
* public class JdbcFooRepository {
*
* public JdbcFooService(DataSource dataSource) {
* // ...
* }
@ -56,20 +58,21 @@ import java.lang.annotation.Target; @@ -56,20 +58,21 @@ import java.lang.annotation.Target;
* &#064;Primary
* &#064;Component
* public class HibernateFooRepository {
*
* public HibernateFooService(SessionFactory sessionFactory) {
* // ...
* }
* }
* </pre>
*
* <p>Because {@code HibernateFooRepository} is marked with {@code @Primary}, it will
* be injected preferentially over the jdbc-based variant assuming both are present as
* beans within the same Spring application context, which is often the case when
* component-scanning is applied liberally.
* <p>Because {@code HibernateFooRepository} is marked with {@code @Primary},
* it will be injected preferentially over the jdbc-based variant assuming both
* are present as beans within the same Spring application context, which is
* often the case when component-scanning is applied liberally.
*
* <p>Note that using {@code @Primary} at the class level has no effect unless
* component-scanning is being used. If a {@code @Primary}-annotated class is declared via
* XML, {@code @Primary} annotation metadata is ignored, and
* component-scanning is being used. If a {@code @Primary}-annotated class is
* declared via XML, {@code @Primary} annotation metadata is ignored, and
* {@code <bean primary="true|false"/>} is respected instead.
*
* @author Chris Beams

2
spring-messaging/src/main/java/org/springframework/messaging/support/MessageHeaderAccessor.java

@ -566,7 +566,7 @@ public class MessageHeaderAccessor { @@ -566,7 +566,7 @@ public class MessageHeaderAccessor {
* of the given {@code Message}, or {@code null} if that's not available or if
* its type does not match the required type.
* <p>This is for cases where the existence of an accessor is strongly expected
* (to be followed up with an assertion) or will created if not provided.
* (followed up with an assertion) or where an accessor will be created otherwise.
* @return an accessor instance of the specified type, or {@code null} if none
* @since 4.1
*/

5
spring-tx/src/main/java/org/springframework/transaction/annotation/JtaTransactionAnnotationParser.java

@ -1,5 +1,5 @@ @@ -1,5 +1,5 @@
/*
* Copyright 2002-2015 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.
@ -39,7 +39,8 @@ public class JtaTransactionAnnotationParser implements TransactionAnnotationPars @@ -39,7 +39,8 @@ public class JtaTransactionAnnotationParser implements TransactionAnnotationPars
@Override
public TransactionAttribute parseTransactionAnnotation(AnnotatedElement ae) {
AnnotationAttributes attributes = AnnotatedElementUtils.getMergedAnnotationAttributes(ae, javax.transaction.Transactional.class);
AnnotationAttributes attributes =
AnnotatedElementUtils.getMergedAnnotationAttributes(ae, javax.transaction.Transactional.class);
if (attributes != null) {
return parseTransactionAnnotation(attributes);
}

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