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Merge pull request #13777 from owncloud/close-cursor

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Close cursor for appframework and manipulation queries if applicable
This commit is contained in:
Lukas Reschke 2015-02-20 20:15:22 +01:00
commit fcc5f5a4f4
4 changed files with 51 additions and 37 deletions
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1
lib/private/db/statementwrapper.php
View file

@ -69,6 +69,7 @@ class OC_DB_StatementWrapper {
return false;
}
if ($this->isManipulation) {
$this->statement->closeCursor();
return $this->statement->rowCount();
} else {
return $this;

49
lib/public/appframework/db/mapper.php
View file

@ -41,7 +41,7 @@ abstract class Mapper {
/**
* @param IDb $db Instance of the Db abstraction layer
* @param string $tableName the name of the table. set this to allow entity
* @param string $tableName the name of the table. set this to allow entity
* @param string $entityClass the name of the entity that the sql should be
* mapped to queries without using sql
*/
@ -70,10 +70,12 @@ abstract class Mapper {
/**
* Deletes an entity from the table
* @param Entity $entity the entity that should be deleted
* @return Entity the deleted entity
*/
public function delete(Entity $entity){
$sql = 'DELETE FROM `' . $this->tableName . '` WHERE `id` = ?';
$this->execute($sql, array($entity->getId()));
$this->execute($sql, [$entity->getId()]);
return $entity;
}
@ -88,14 +90,14 @@ abstract class Mapper {
$properties = $entity->getUpdatedFields();
$values = '';
$columns = '';
$params = array();
$params = [];
// build the fields
$i = 0;
foreach($properties as $property => $updated) {
$column = $entity->propertyToColumn($property);
$getter = 'get' . ucfirst($property);
$columns .= '`' . $column . '`';
$values .= '?';
@ -112,10 +114,11 @@ abstract class Mapper {
$sql = 'INSERT INTO `' . $this->tableName . '`(' .
$columns . ') VALUES(' . $values . ')';
$this->execute($sql, $params);
$entity->setId((int) $this->db->getInsertId($this->tableName));
return $entity;
}
@ -147,7 +150,7 @@ abstract class Mapper {
unset($properties['id']);
$columns = '';
$params = array();
$params = [];
// build the fields
$i = 0;
@ -155,7 +158,7 @@ abstract class Mapper {
$column = $entity->propertyToColumn($property);
$getter = 'get' . ucfirst($property);
$columns .= '`' . $column . '` = ?';
// only append colon if there are more entries
@ -167,7 +170,7 @@ abstract class Mapper {
$i++;
}
$sql = 'UPDATE `' . $this->tableName . '` SET ' .
$sql = 'UPDATE `' . $this->tableName . '` SET ' .
$columns . ' WHERE `id` = ?';
array_push($params, $id);
@ -185,7 +188,7 @@ abstract class Mapper {
* @param int $offset from which row we want to start
* @return \PDOStatement the database query result
*/
protected function execute($sql, array $params=array(), $limit=null, $offset=null){
protected function execute($sql, array $params=[], $limit=null, $offset=null){
$query = $this->db->prepareQuery($sql, $limit, $offset);
$index = 1; // bindParam is 1 indexed
@ -199,12 +202,12 @@ abstract class Mapper {
case 'boolean':
$pdoConstant = \PDO::PARAM_BOOL;
break;
default:
$pdoConstant = \PDO::PARAM_STR;
break;
}
$query->bindValue($index, $param, $pdoConstant);
$index++;
@ -226,14 +229,16 @@ abstract class Mapper {
* @throws MultipleObjectsReturnedException if more than one item exist
* @return array the result as row
*/
protected function findOneQuery($sql, array $params=array(), $limit=null, $offset=null){
$result = $this->execute($sql, $params, $limit, $offset);
$row = $result->fetch();
protected function findOneQuery($sql, array $params=[], $limit=null, $offset=null){
$stmt = $this->execute($sql, $params, $limit, $offset);
$row = $stmt->fetch();
if($row === false || $row === null){
$stmt->closeCursor();
throw new DoesNotExistException('No matching entry found');
}
$row2 = $result->fetch();
$row2 = $stmt->fetch();
$stmt->closeCursor();
//MDB2 returns null, PDO and doctrine false when no row is available
if( ! ($row2 === false || $row2 === null )) {
throw new MultipleObjectsReturnedException('More than one result');
@ -262,15 +267,17 @@ abstract class Mapper {
* @param int $offset from which row we want to start
* @return array all fetched entities
*/
protected function findEntities($sql, array $params=array(), $limit=null, $offset=null) {
$result = $this->execute($sql, $params, $limit, $offset);
protected function findEntities($sql, array $params=[], $limit=null, $offset=null) {
$stmt = $this->execute($sql, $params, $limit, $offset);
$entities = array();
while($row = $result->fetch()){
$entities = [];
while($row = $stmt->fetch()){
$entities[] = $this->mapRowToEntity($row);
}
$stmt->closeCursor();
return $entities;
}
@ -286,7 +293,7 @@ abstract class Mapper {
* @throws MultipleObjectsReturnedException if more than one item exist
* @return Entity the entity
*/
protected function findEntity($sql, array $params=array(), $limit=null, $offset=null){
protected function findEntity($sql, array $params=[], $limit=null, $offset=null){
return $this->mapRowToEntity($this->findOneQuery($sql, $params, $limit, $offset));
}

14
tests/lib/appframework/db/mappertest.php
View file

@ -74,7 +74,7 @@ class MapperTest extends MapperTestUtility {
$rows = array(
array('hi')
);
$this->setMapperResult($sql, $params, $rows);
$this->setMapperResult($sql, $params, $rows);
$this->mapper->find($sql, $params);
}
@ -84,7 +84,7 @@ class MapperTest extends MapperTestUtility {
$rows = array(
array('pre_name' => 'hi')
);
$this->setMapperResult($sql, $params, $rows);
$this->setMapperResult($sql, $params, $rows, null, null, true);
$this->mapper->findOneEntity($sql, $params);
}
@ -92,7 +92,7 @@ class MapperTest extends MapperTestUtility {
$sql = 'hi';
$params = array('jo');
$rows = array();
$this->setMapperResult($sql, $params, $rows);
$this->setMapperResult($sql, $params, $rows);
$this->setExpectedException(
'\OCP\AppFramework\Db\DoesNotExistException');
$this->mapper->find($sql, $params);
@ -102,7 +102,7 @@ class MapperTest extends MapperTestUtility {
$sql = 'hi';
$params = array('jo');
$rows = array();
$this->setMapperResult($sql, $params, $rows);
$this->setMapperResult($sql, $params, $rows, null, null, true);
$this->setExpectedException(
'\OCP\AppFramework\Db\DoesNotExistException');
$this->mapper->findOneEntity($sql, $params);
@ -114,7 +114,7 @@ class MapperTest extends MapperTestUtility {
$rows = array(
array('jo'), array('ho')
);
$this->setMapperResult($sql, $params, $rows);
$this->setMapperResult($sql, $params, $rows, null, null, true);
$this->setExpectedException(
'\OCP\AppFramework\Db\MultipleObjectsReturnedException');
$this->mapper->find($sql, $params);
@ -126,7 +126,7 @@ class MapperTest extends MapperTestUtility {
$rows = array(
array('jo'), array('ho')
);
$this->setMapperResult($sql, $params, $rows);
$this->setMapperResult($sql, $params, $rows, null, null, true);
$this->setExpectedException(
'\OCP\AppFramework\Db\MultipleObjectsReturnedException');
$this->mapper->findOneEntity($sql, $params);
@ -249,7 +249,7 @@ class MapperTest extends MapperTestUtility {
$entity = new Example();
$entity->setPreName('hi');
$entity->resetUpdatedFields();
$this->setMapperResult($sql, array(), $rows);
$this->setMapperResult($sql, array(), $rows, null, null, true);
$result = $this->mapper->findAllEntities($sql);
$this->assertEquals(array($entity), $result);
}

24
tests/lib/appframework/db/mappertestutility.php
View file

@ -36,7 +36,7 @@ abstract class MapperTestUtility extends \Test\TestCase {
private $prepareAt;
private $fetchAt;
private $iterators;
/**
* Run this function before the actual test to either set or initialize the
@ -51,7 +51,7 @@ abstract class MapperTestUtility extends \Test\TestCase {
->getMock();
$this->query = $this->getMock('Query', array('execute', 'bindValue'));
$this->pdoResult = $this->getMock('Result', array('fetch'));
$this->pdoResult = $this->getMock('Result', array('fetch', 'closeCursor'));
$this->queryAt = 0;
$this->prepareAt = 0;
$this->iterators = array();
@ -69,7 +69,7 @@ abstract class MapperTestUtility extends \Test\TestCase {
* will be called on the result
*/
protected function setMapperResult($sql, $arguments=array(), $returnRows=array(),
$limit=null, $offset=null){
$limit=null, $offset=null, $expectClose=false){
$this->iterators[] = new ArgumentIterator($returnRows);
@ -88,8 +88,14 @@ abstract class MapperTestUtility extends \Test\TestCase {
}
return $result;
}
}
));
if ($expectClose) {
$closing = $this->once();
} else {
$closing = $this->any();
}
$this->pdoResult->expects($closing)->method('closeCursor');
$index = 1;
foreach($arguments as $argument) {
@ -105,7 +111,7 @@ abstract class MapperTestUtility extends \Test\TestCase {
case 'boolean':
$pdoConstant = \PDO::PARAM_BOOL;
break;
default:
$pdoConstant = \PDO::PARAM_STR;
break;
@ -138,14 +144,14 @@ abstract class MapperTestUtility extends \Test\TestCase {
} elseif($limit === null && $offset !== null) {
$this->db->expects($this->at($this->prepareAt))
->method('prepareQuery')
->with($this->equalTo($sql),
->with($this->equalTo($sql),
$this->equalTo(null),
$this->equalTo($offset))
->will(($this->returnValue($this->query)));
} else {
$this->db->expects($this->at($this->prepareAt))
->method('prepareQuery')
->with($this->equalTo($sql),
->with($this->equalTo($sql),
$this->equalTo($limit),
$this->equalTo($offset))
->will(($this->returnValue($this->query)));
@ -162,11 +168,11 @@ abstract class MapperTestUtility extends \Test\TestCase {
class ArgumentIterator {
private $arguments;
public function __construct($arguments){
$this->arguments = $arguments;
}
public function next(){
$result = array_shift($this->arguments);
if($result === null){