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DATACMNS-715 - Introduced support for JTA 2.1 @Transactional.

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Refreshed the copy of AnnotationTransactionAttributeSource to pull in the JTA 2.1 support introduced in the Spring Framework class. Opened up a ticket [0] to improve Spring Framework to eventually be able to ditch the copies to prevent such scenarios in the future (the missing feature introduced that is).
This commit is contained in:
Oliver Gierke
2015-07-17 09:43:24 +02:00
parent 174e9a6e93
commit 30b4cf53fc
3 changed files with 89 additions and 24 deletions
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75
src/main/java/org/springframework/data/repository/core/support/TransactionalRepositoryProxyPostProcessor.java
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@@ -34,6 +34,7 @@ import org.springframework.core.BridgeMethodResolver;
import org.springframework.dao.support.PersistenceExceptionTranslationInterceptor;
import org.springframework.data.repository.core.RepositoryInformation;
import org.springframework.transaction.annotation.Ejb3TransactionAnnotationParser;
import org.springframework.transaction.annotation.JtaTransactionAnnotationParser;
import org.springframework.transaction.annotation.SpringTransactionAnnotationParser;
import org.springframework.transaction.annotation.TransactionAnnotationParser;
import org.springframework.transaction.annotation.Transactional;
@@ -110,10 +111,10 @@ class TransactionalRepositoryProxyPostProcessor implements RepositoryProxyPostPr
* working with transaction metadata in JDK 1.5+ annotation format.
* <p>
* This class reads Spring's JDK 1.5+ {@link Transactional} annotation and exposes corresponding transaction
* attributes to Spring's transaction infrastructure. Also supports EJB3's {@link javax.ejb.TransactionAttribute}
* annotation (if present). This class may also serve as base class for a custom TransactionAttributeSource, or get
* customized through {@link TransactionAnnotationParser} strategies.
*
* attributes to Spring's transaction infrastructure. Also supports JTA 1.2's and EJB3's
* {@link javax.ejb.TransactionAttribute} annotation (if present). This class may also serve as base class for a
* custom TransactionAttributeSource, or get customized through {@link TransactionAnnotationParser} strategies.
*
* @author Colin Sampaleanu
* @author Juergen Hoeller
* @since 1.2
@@ -124,43 +125,50 @@ class TransactionalRepositoryProxyPostProcessor implements RepositoryProxyPostPr
* @see org.springframework.transaction.interceptor.TransactionInterceptor#setTransactionAttributeSource
* @see org.springframework.transaction.interceptor.TransactionProxyFactoryBean#setTransactionAttributeSource
*/
static class CustomAnnotationTransactionAttributeSource extends AbstractFallbackTransactionAttributeSource implements
Serializable {
@SuppressWarnings("serial")
static class CustomAnnotationTransactionAttributeSource extends AbstractFallbackTransactionAttributeSource
implements Serializable {
private static final boolean jta12Present = ClassUtils.isPresent("javax.transaction.Transactional",
CustomAnnotationTransactionAttributeSource.class.getClassLoader());
private static final long serialVersionUID = 4841944452113159864L;
private static final boolean ejb3Present = ClassUtils.isPresent("javax.ejb.TransactionAttribute",
CustomAnnotationTransactionAttributeSource.class.getClassLoader());
private final boolean publicMethodsOnly;
private final Set<TransactionAnnotationParser> annotationParsers;
/**
* Create a default AnnotationTransactionAttributeSource, supporting public methods that carry the
* <code>Transactional</code> annotation or the EJB3 {@link javax.ejb.TransactionAttribute} annotation.
* Create a default CustomAnnotationTransactionAttributeSource, supporting public methods that carry the
* {@code Transactional} annotation or the EJB3 {@link javax.ejb.TransactionAttribute} annotation.
*/
public CustomAnnotationTransactionAttributeSource() {
this(true);
}
/**
* Create a custom AnnotationTransactionAttributeSource, supporting public methods that carry the
* <code>Transactional</code> annotation or the EJB3 {@link javax.ejb.TransactionAttribute} annotation.
* Create a custom CustomAnnotationTransactionAttributeSource, supporting public methods that carry the
* {@code Transactional} annotation or the EJB3 {@link javax.ejb.TransactionAttribute} annotation.
*
* @param publicMethodsOnly whether to support public methods that carry the <code>Transactional</code> annotation
* only (typically for use with proxy-based AOP), or protected/private methods as well (typically used with
* @param publicMethodsOnly whether to support public methods that carry the {@code Transactional} annotation only
* (typically for use with proxy-based AOP), or protected/private methods as well (typically used with
* AspectJ class weaving)
*/
public CustomAnnotationTransactionAttributeSource(boolean publicMethodsOnly) {
this.publicMethodsOnly = publicMethodsOnly;
this.annotationParsers = new LinkedHashSet<TransactionAnnotationParser>(2);
this.annotationParsers.add(new SpringTransactionAnnotationParser());
if (jta12Present) {
this.annotationParsers.add(new JtaTransactionAnnotationParser());
}
if (ejb3Present) {
this.annotationParsers.add(new Ejb3TransactionAnnotationParser());
}
}
/**
* Create a custom AnnotationTransactionAttributeSource.
* Create a custom CustomAnnotationTransactionAttributeSource.
*
* @param annotationParser the TransactionAnnotationParser to use
*/
@@ -171,7 +179,21 @@ class TransactionalRepositoryProxyPostProcessor implements RepositoryProxyPostPr
}
/**
* Create a custom AnnotationTransactionAttributeSource.
* Create a custom CustomAnnotationTransactionAttributeSource.
*
* @param annotationParsers the TransactionAnnotationParsers to use
*/
public CustomAnnotationTransactionAttributeSource(TransactionAnnotationParser... annotationParsers) {
this.publicMethodsOnly = true;
Assert.notEmpty(annotationParsers, "At least one TransactionAnnotationParser needs to be specified");
Set<TransactionAnnotationParser> parsers = new LinkedHashSet<TransactionAnnotationParser>(
annotationParsers.length);
Collections.addAll(parsers, annotationParsers);
this.annotationParsers = parsers;
}
/**
* Create a custom CustomAnnotationTransactionAttributeSource.
*
* @param annotationParsers the TransactionAnnotationParsers to use
*/
@@ -195,13 +217,12 @@ class TransactionalRepositoryProxyPostProcessor implements RepositoryProxyPostPr
* Determine the transaction attribute for the given method or class.
* <p>
* This implementation delegates to configured {@link TransactionAnnotationParser TransactionAnnotationParsers} for
* parsing known annotations into Spring's metadata attribute class. Returns <code>null</code> if it's not
* transactional.
* parsing known annotations into Spring's metadata attribute class. Returns {@code null} if it's not transactional.
* <p>
* Can be overridden to support custom annotations that carry transaction metadata.
*
* @param ae the annotated method or class
* @return TransactionAttribute the configured transaction attribute, or <code>null</code> if none was found
* @return TransactionAttribute the configured transaction attribute, or {@code null} if none was found
*/
protected TransactionAttribute determineTransactionAttribute(AnnotatedElement ae) {
for (TransactionAnnotationParser annotationParser : this.annotationParsers) {
@@ -220,6 +241,24 @@ class TransactionalRepositoryProxyPostProcessor implements RepositoryProxyPostPr
protected boolean allowPublicMethodsOnly() {
return this.publicMethodsOnly;
}
@Override
public boolean equals(Object other) {
if (this == other) {
return true;
}
if (!(other instanceof CustomAnnotationTransactionAttributeSource)) {
return false;
}
CustomAnnotationTransactionAttributeSource otherTas = (CustomAnnotationTransactionAttributeSource) other;
return (this.annotationParsers.equals(otherTas.annotationParsers)
&& this.publicMethodsOnly == otherTas.publicMethodsOnly);
}
@Override
public int hashCode() {
return this.annotationParsers.hashCode();
}
}
/**