/**
* Negotiates the migration process
*
* @return void
*
* @throws MigrationException If something went wrong with the involved
* components
*/
public function negotiate()
{
// This is a workaround for PHP5.5, @see https://github.com/sebastianbergmann/phpunit-mock-objects/issues/143#issuecomment-108148498
$catchedException = null;
try {
$this->lock->acquire();
$this->executeMigrations();
} catch (LockingException $exc) {
$this->logger->emergency($exc->getMessage());
$catchedException = $exc;
} catch (TopologyViolationException $exc) {
$this->logger->emergency('The version to migrate to is older than the current one.');
$catchedException = $exc;
} catch (MigrationException $exc) {
$this->logger->emergency('Migration of version ' . $exc->getCode() . ' failed.', array($exc->getMessage()));
$catchedException = $exc;
}
$this->lock->release();
if (!is_null($catchedException)) {
throw $catchedException;
}
}
