php – Doctrine 2中的动态表/实体名称
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我希望有人可以了解我的代码发生了什么. 我需要一个表示通用表的实体作为具有X id后缀的表的模型.例如,我有一个实体:CustomerX 我目前正在使用: class CustomerX {
/**
* CustomerX
*
* @Table(name="customer_")
* @Entity
*/
//..... properties and setters/getters....
private $_tableName = null;
public function getTableName() {
return $this->_tableName;
}
public function setTableName($tableName) {
$this->_tableName = $tableName;
return $this;
}
public function loadClassMetadata(LoadClassMetadataEventArgs $eventArgs)
{
$classMetadata = $eventArgs->getClassMetadata();
$table = $classMetadata->table;
$table['name'] = 'customer_'.$this->getTableName();
$classMetadata->setPrimaryTable($table);
}
public static function getCustomerRecords($CustomerId) {
$em = Helper_Doctrine::em();
$custTable = new MECustomerX();
$custTable->setTableName($CustomerId);
$evm = $em->getEventManager();
$evm->addEventListener(DoctrineORMEvents::loadClassMetadata,$custTable);
//get the customer info
$query = $em->createQuery(
'SELECT w
FROM MECustomerX w
WHERE w.customerId = :CustId';
$query->setParameter('CustId',$CustomerId);
$custParams = $query->getResult();
$evm->removeEventListener(DoctrineORMEvents::loadClassMetadata,$custTable);
$em->flush();
return $custParams;
}
}
所以问题是,我可以在第一次获得客户时正确设置,但第二次,doctrine生成的sql最终使用我创建的第一个表. 因此,如果我首先运行:CustomerX :: getCustomerRecords(‘123’),执行的sql和运行CustomerX :: getCustomerRecords(‘987′)的sql仍在使用’customer_123’. 我一定做错了什么.如果有人有任何关于如何正确删除或重置表名称的建议,那将是很好的. 谢谢. 我最初用这个作为参考. 如果每次调用loadClassMetada,那么在您的代码中似乎存在问题. <?php
class FooController extends Controller {
function fooAction() {
$em = $this->getDoctrine()->getEntityManager();
$cm = $em->getClassMetadata('FooBundle:FooEntity');
$cm->setTableName('special_table_name');
$repo = $em->getRepository('FooBundle:FooEntity');
$entities = $repo->createQueryBuilder('f')
->setMaxResults(1)
->orderBy('f.id','desc')
->getQuery()
->getResult();
return new Response('');
}
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