TransactionalInterceptorNotSupported.java

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// Portions Copyright [2016] [Payara Foundation]

package org.glassfish.cdi.transaction;

import org.glassfish.logging.annotation.LoggerInfo;

import javax.interceptor.AroundInvoke;
import javax.interceptor.Interceptor;
import javax.interceptor.InvocationContext;
import javax.transaction.Transaction;
import javax.transaction.TransactionalException;
import java.util.logging.Logger;

/**
 * Transactional annotation Interceptor class for NotSupported transaction type,
 * ie javax.transaction.Transactional.TxType.NOT_SUPPORTED
 * If called outside a transaction context, managed bean method execution will then
 * continue outside a transaction context.
 * If called inside a transaction context, the current transaction context will be suspended,
 * the managed bean method execution will then continue outside a transaction context,
 * and the previously suspended transaction will be resumed.
 *
 * @author Paul Parkinson
 */
@javax.annotation.Priority(Interceptor.Priority.PLATFORM_BEFORE + 200)
@Interceptor
@javax.transaction.Transactional(javax.transaction.Transactional.TxType.NOT_SUPPORTED)
public class TransactionalInterceptorNotSupported extends TransactionalInterceptorBase {

    private static final Logger _logger = Logger.getLogger(CDI_JTA_LOGGER_SUBSYSTEM_NAME, SHARED_LOGMESSAGE_RESOURCE);

    @AroundInvoke
    public Object transactional(InvocationContext ctx) throws Exception {
        _logger.log(java.util.logging.Level.FINE, CDI_JTA_NOTSUPPORTED);
        if (isLifeCycleMethod(ctx)) return proceed(ctx);
        setTransactionalTransactionOperationsManger(true);
        try {
            Transaction transaction = null;
            if (getTransactionManager().getTransaction() != null) {
                _logger.log(java.util.logging.Level.FINE, CDI_JTA_MBNOTSUPPORTED);
                try {
                    transaction = getTransactionManager().suspend();
                } catch (Exception exception) {
                    String messageString =
                            "Managed bean with Transactional annotation and TxType of NOT_SUPPORTED " +
                                    "called inside a transaction context.  Suspending transaction failed due to " +
                                    exception;
                    _logger.log(java.util.logging.Level.FINE, 
                        CDI_JTA_MBNOTSUPPORTEDTX, exception);
                    throw new TransactionalException(messageString, exception);
                }
            }
            Object proceed = null;
            try {
                proceed = proceed(ctx);
            } finally {
                if (transaction != null) {
                    try {
                        getTransactionManager().resume(transaction);
                    } catch (Exception exception) {
                        String messageString =
                                "Managed bean with Transactional annotation and TxType of NOT_SUPPORTED " +
                                        "encountered exception during resume " +
                                        exception;
                        throw new TransactionalException(messageString, exception);
                    }
                }
            }
            return proceed;

        } finally {
            resetTransactionOperationsManager();
        }
    }
}