@Override
public Connection getConnection() throws SQLException {
if (!CurrentUnitOfWork.isStarted()
|| CurrentUnitOfWork.get().phase().isAfter(UnitOfWork.Phase.PREPARE_COMMIT)) {
return delegate.getConnection();
}
UnitOfWork<?> uow = CurrentUnitOfWork.get();
Connection connection = uow.root().getResource(CONNECTION_RESOURCE_NAME);
if (connection == null || connection.isClosed()) {
final Connection delegateConnection = delegate.getConnection();
connection =
ConnectionWrapperFactory.wrap(
delegateConnection,
UoWAttachedConnection.class,
new UoWAttachedConnectionImpl(delegateConnection),
new ConnectionWrapperFactory.NoOpCloseHandler());
uow.root().resources().put(CONNECTION_RESOURCE_NAME, connection);
uow.onCommit(
u -> {
Connection cx = u.root().getResource(CONNECTION_RESOURCE_NAME);
try {
if (!cx.isClosed() && !cx.getAutoCommit()) {
cx.commit();
}
} catch (SQLException e) {
throw new JdbcException("Unable to commit transaction", e);
}
});
uow.onCleanup(
u -> {
Connection cx = u.root().getResource(CONNECTION_RESOURCE_NAME);
JdbcUtils.closeQuietly(cx);
if (cx instanceof UoWAttachedConnection) {
((UoWAttachedConnection) cx).forceClose();
}
});
uow.onRollback(
u -> {
Connection cx = u.root().getResource(CONNECTION_RESOURCE_NAME);
try {
if (!cx.isClosed() && !cx.getAutoCommit()) {
cx.rollback();
}
} catch (SQLException ex) {
throw new JdbcException("Unable to rollback transaction", ex);
}
});
}
return connection;
}
@Override
public void forceClose() {
JdbcUtils.closeQuietly(delegateConnection);
}