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package org.glassfish.jersey.gf.cdi.internal;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.spi.BeanManager;
import javax.inject.Inject;
import javax.inject.Provider;
import javax.transaction.TransactionalException;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;
import org.glassfish.jersey.spi.ExceptionMappers;
import org.glassfish.jersey.spi.ExtendedExceptionMapper;
/**
* Helper class to handle exceptions thrown by JTA layer. If this mapper was not
* registered, no {@link WebApplicationException} thrown from a transactional
* CDI bean would get properly mapped to corresponding response.
*
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
*/
@ApplicationScoped
public class TransactionalExceptionMapper implements ExtendedExceptionMapper<TransactionalException> {
@Inject
WebAppExceptionHolder waeHolder;
@Inject BeanManager beanManager;
@Inject
Provider<ExceptionMappers> mappers;
@Override
public Response toResponse(TransactionalException exception) {
final ExceptionMapper mapper = mappers.get().findMapping(exception);
if (mapper != null && !TransactionalExceptionMapper.class.isAssignableFrom(mapper.getClass())) {
return mapper.toResponse(exception);
} else {
if (waeHolder != null) {
final WebApplicationException wae = waeHolder.exception;
if (wae != null) {
return wae.getResponse();
}
}
throw exception;
}
}
@Override
public boolean isMappable(TransactionalException exception) {
return true;
}
}