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Support for testing Hibernate ORM Jakarta functionality
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.testing.transaction;
import java.util.function.Consumer;
import java.util.function.Function;
import org.hibernate.StatelessSession;
import org.hibernate.Transaction;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.SessionImplementor;
import org.jboss.logging.Logger;
/**
* @author Steve Ebersole
*/
public class TransactionUtil2 {
private static final Logger log = Logger.getLogger( TransactionUtil2.class );
public static final String ACTION_COMPLETED_TXN = "Execution of action caused managed transaction to be completed";
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// in/from Session
public static void inSession(SessionFactoryImplementor sfi, Consumer action) {
log.trace( "#inSession(SF,action)" );
try (SessionImplementor session = (SessionImplementor) sfi.openSession()) {
log.trace( "Session opened, calling action" );
action.accept( session );
log.trace( "called action" );
}
finally {
log.trace( "Session closed (AutoCloseable)" );
}
}
public static R fromSession(SessionFactoryImplementor sfi, Function action) {
log.trace( "#inSession(SF,action)" );
try (SessionImplementor session = (SessionImplementor) sfi.openSession()) {
log.trace( "Session opened, calling action" );
return action.apply( session );
}
finally {
log.trace( "Session closed (AutoCloseable)" );
}
}
public static void inTransaction(SessionFactoryImplementor factory, Consumer action) {
log.trace( "#inTransaction(factory, action)");
inSession(
factory,
session -> inTransaction( session, action )
);
}
public static R fromTransaction(SessionFactoryImplementor factory, Function action) {
log.trace( "#inTransaction(factory, action)");
return fromSession(
factory,
session -> fromTransaction( session, action )
);
}
public static void inTransaction(SessionImplementor session, Consumer action) {
log.trace( "inTransaction(session,action)" );
final Transaction txn = session.beginTransaction();
log.trace( "Started transaction" );
try {
log.trace( "Calling action in txn" );
action.accept( session );
log.trace( "Called action - in txn" );
if ( !txn.isActive() ) {
throw new TransactionManagementException( ACTION_COMPLETED_TXN );
}
}
catch (Exception e) {
// an error happened in the action
if ( ! txn.isActive() ) {
log.warn( ACTION_COMPLETED_TXN, e );
}
else {
log.trace( "Rolling back transaction due to action error" );
try {
txn.rollback();
log.trace( "Rolled back transaction due to action error" );
}
catch (Exception inner) {
log.trace( "Rolling back transaction due to action error failed; throwing original error" );
}
}
throw e;
}
// action completed with no errors - attempt to commit the transaction allowing
// any RollbackException to propagate. Note that when we get here we know the
// txn is active
log.trace( "Committing transaction after successful action execution" );
try {
txn.commit();
log.trace( "Committing transaction after successful action execution - success" );
}
catch (Exception e) {
log.trace( "Committing transaction after successful action execution - failure" );
throw e;
}
}
public static R fromTransaction(SessionImplementor session, Function action) {
log.trace( "inTransaction(session,action)" );
final Transaction txn = session.beginTransaction();
log.trace( "Started transaction" );
final R result;
try {
log.trace( "Calling action in txn" );
result = action.apply( session );
log.trace( "Called action - in txn" );
if ( !txn.isActive() ) {
throw new TransactionManagementException( ACTION_COMPLETED_TXN );
}
}
catch (Exception e) {
// an error happened in the action
if ( ! txn.isActive() ) {
log.warn( ACTION_COMPLETED_TXN, e );
}
else {
log.trace( "Rolling back transaction due to action error" );
try {
txn.rollback();
log.trace( "Rolled back transaction due to action error" );
}
catch (Exception inner) {
log.trace( "Rolling back transaction due to action error failed; throwing original error" );
}
}
throw e;
}
assert result != null;
// action completed with no errors - attempt to commit the transaction allowing
// any RollbackException to propagate. Note that when we get here we know the
// txn is active
log.trace( "Committing transaction after successful action execution" );
try {
txn.commit();
log.trace( "Committing transaction after successful action execution - success" );
}
catch (Exception e) {
log.trace( "Committing transaction after successful action execution - failure" );
throw e;
}
return result;
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// in/from StatelessSession
public static void inStatelessSession(SessionFactoryImplementor sfi, Consumer action) {
log.trace( "#inSession(SF,action)" );
try (StatelessSession session = sfi.openStatelessSession()) {
log.trace( "StatelessSession opened, calling action" );
action.accept( session );
log.trace( "called action" );
}
finally {
log.trace( "Session closed (AutoCloseable)" );
}
}
public static void inStatelessTransaction(SessionFactoryImplementor factory, Consumer action) {
log.trace( "#inTransaction(factory, action)");
inStatelessSession(
factory,
session -> inStatelessTransaction( session, action )
);
}
public static void inStatelessTransaction(StatelessSession session, Consumer action) {
log.trace( "inTransaction(session,action)" );
final Transaction txn = session.beginTransaction();
log.trace( "Started transaction" );
try {
log.trace( "Calling action in txn" );
action.accept( session );
log.trace( "Called action - in txn" );
if ( !txn.isActive() ) {
throw new TransactionManagementException( ACTION_COMPLETED_TXN );
}
}
catch (Exception e) {
// an error happened in the action
if ( ! txn.isActive() ) {
log.warn( ACTION_COMPLETED_TXN, e );
}
else {
log.trace( "Rolling back transaction due to action error" );
try {
txn.rollback();
log.trace( "Rolled back transaction due to action error" );
}
catch (Exception inner) {
log.trace( "Rolling back transaction due to action error failed; throwing original error" );
}
}
throw e;
}
// action completed with no errors - attempt to commit the transaction allowing
// any RollbackException to propagate. Note that when we get here we know the
// txn is active
log.trace( "Committing transaction after successful action execution" );
try {
txn.commit();
log.trace( "Committing transaction after successful action execution - success" );
}
catch (Exception e) {
log.trace( "Committing transaction after successful action execution - failure" );
throw e;
}
}
private static class TransactionManagementException extends RuntimeException {
public TransactionManagementException(String message) {
super( message );
}
}
}