BasicEntityPersister::exists() was not supporting identifiers that ar…

…e associations. Fixes DDC-1382.

lib/Doctrine/ORM/Persisters/BasicEntityPersister.php

@@ -747,6 +747,7 @@ public function getManyToManyCollection(array $assoc, $sourceEntity, $offset = n
      * 
      * @param array $assoc
      * @param Doctrine\DBAL\Statement $stmt
+     * 
      * @return array
      */
     private function loadArrayFromStatement($assoc, $stmt)
@@ -771,6 +772,8 @@ private function loadArrayFromStatement($assoc, $stmt)
      * @param array $assoc
      * @param Doctrine\DBAL\Statement $stmt
      * @param PersistentCollection $coll
+     * 
+     * @return array
      */
     private function loadCollectionFromStatement($assoc, $stmt, $coll)
     {        
@@ -784,7 +787,8 @@ private function loadCollectionFromStatement($assoc, $stmt, $coll)
         }
 
         $hydrator = $this->_em->newHydrator(Query::HYDRATE_OBJECT);
-        $hydrator->hydrateAll($stmt, $rsm, $hints);
+
+        return $hydrator->hydrateAll($stmt, $rsm, $hints);
     }
 
     /**
@@ -1179,6 +1183,7 @@ protected function _getSelectColumnSQL($field, ClassMetadata $class, $alias = 'r
         $sql = $this->_getSQLTableAlias($class->name, $alias == 'r' ? '' : $alias) 
              . '.' . $class->getQuotedColumnName($field, $this->_platform);
         $columnAlias = $this->_platform->getSQLResultCasing($columnName . $this->_sqlAliasCounter++);
+
         $this->_rsm->addFieldResult($alias, $columnAlias, $field);
 
         return $sql . ' AS ' . $columnAlias;
@@ -1228,7 +1233,9 @@ public function lock(array $criteria, $lockMode)
         $sql = 'SELECT 1 '
              . $this->_platform->appendLockHint($this->getLockTablesSql(), $lockMode)
              . ($conditionSql ? ' WHERE ' . $conditionSql : '') . ' ' . $lockSql;
+
         list($params, $types) = $this->expandParameters($criteria);
+
         $stmt = $this->_conn->executeQuery($sql, $params, $types);
     }
 
@@ -1320,7 +1327,8 @@ public function getOneToManyCollection(array $assoc, $sourceEntity, $offset = nu
     public function loadOneToManyCollection(array $assoc, $sourceEntity, PersistentCollection $coll)
     {
         $stmt = $this->getOneToManyStatement($assoc, $sourceEntity);
-        $this->loadCollectionFromStatement($assoc, $stmt, $coll);
+
+        return $this->loadCollectionFromStatement($assoc, $stmt, $coll);
     }
 
     /**
@@ -1478,14 +1486,17 @@ private function getIndividualValue($value)
     public function exists($entity, array $extraConditions = array())
     {
         $criteria = $this->_class->getIdentifierValues($entity);
+
         if ($extraConditions) {
             $criteria = array_merge($criteria, $extraConditions);
         }
 
         $sql = 'SELECT 1'
              . ' FROM ' . $this->_class->getQuotedTableName($this->_platform) . ' ' . $this->_getSQLTableAlias($this->_class->name)
              . ' WHERE ' . $this->_getSelectConditionSQL($criteria);
-
-        return (bool) $this->_conn->fetchColumn($sql, array_values($criteria));
+
+        list($params, $types) = $this->expandParameters($criteria);
+
+        return (bool) $this->_conn->fetchColumn($sql, $params);
     }
 }