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fixed tx join interceptor handling

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This commit is contained in:
Joern Muehlencord
2019-04-27 14:07:31 +01:00
parent 70829f9204
commit 4f3c3d4673
3 changed files with 21 additions and 46 deletions
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3
account/src/main/java/de/muehlencord/shared/account/business/ControllerException.java
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@ -15,10 +15,13 @@
*/
package de.muehlencord.shared.account.business;
import javax.ejb.ApplicationException;
/**
*
* @author joern.muehlencord
*/
@ApplicationException(rollback=true)
public class ControllerException extends Exception {
private static final long serialVersionUID = 5190280225284514859L;

37
account/src/main/java/de/muehlencord/shared/account/util/AccountTransactionJoinInterceptor.java
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@ -15,7 +15,6 @@
*/
package de.muehlencord.shared.account.util;
import de.muehlencord.shared.account.business.ControllerException;
import javax.annotation.Priority;
import javax.inject.Inject;
import javax.interceptor.AroundInvoke;
@ -27,50 +26,36 @@ import static javax.transaction.Transactional.TxType.REQUIRED;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
* @author Joern Muehlencord <joern at muehlencord.de>
*/
@Transactional(value = REQUIRED)
@Interceptor
@Priority(value=AccountTransactionJoinInterceptor.PRIORITY)
@Priority(value = AccountTransactionJoinInterceptor.PRIORITY)
public class AccountTransactionJoinInterceptor {
private static final Logger LOGGER = LoggerFactory.getLogger(AccountTransactionJoinInterceptor.class);
// attach behind the interceptor of the container
public static final int PRIORITY = Interceptor.Priority.PLATFORM_BEFORE+250;
public static final int PRIORITY = Interceptor.Priority.PLATFORM_BEFORE + 250;
@Inject
@AccountPU
private EntityManager em;
@AroundInvoke
public Object joinTransaction(InvocationContext context) throws Exception {
try {
if (em == null) {
return context.proceed();
} else {
if (em.isJoinedToTransaction()) {
LOGGER.trace("transaction already joined");
} else {
LOGGER.trace("joining transaction");
em.joinTransaction();
}
}
if (em == null) {
return context.proceed();
} catch (ControllerException ex) {
} else {
if (em.isJoinedToTransaction()) {
em.getTransaction().rollback();
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Transaction rolled back");
}
LOGGER.trace("transaction already joined");
} else {
LOGGER.trace("joining transaction");
em.joinTransaction();
}
throw ex;
} catch (Exception ex) {
throw ex;
}
return context.proceed();
}
}

27
account/src/main/java/de/muehlencord/shared/account/util/ApplicationTransactionJoinInterceptor.java
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@ -1,6 +1,5 @@
package de.muehlencord.shared.account.util;
import de.muehlencord.shared.account.business.ControllerException;
import javax.annotation.Priority;
import javax.inject.Inject;
import javax.interceptor.AroundInvoke;
@ -32,28 +31,16 @@ public class ApplicationTransactionJoinInterceptor {
@AroundInvoke
public Object joinTransaction(InvocationContext context) throws Exception {
try {
if (em == null) {
return context.proceed();
} else {
if (em.isJoinedToTransaction()) {
LOGGER.trace("transaction already joined");
} else {
LOGGER.trace("joining transaction");
em.joinTransaction();
}
}
if (em == null) {
return context.proceed();
} catch (ControllerException ex) {
} else {
if (em.isJoinedToTransaction()) {
em.getTransaction().rollback();
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Transaction rolled back");
}
LOGGER.trace("transaction already joined");
} else {
LOGGER.trace("joining transaction");
em.joinTransaction();
}
throw ex;
} catch (Exception ex) {
throw ex;
}
return context.proceed();
}
}