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Made AbstractHydrator::gatherRowData() more understandable without breaking functionality.

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This commit is contained in:
Guilherme Blanco 2014-04-23 06:08:18 +00:00
parent 29de3e00ff
commit 9ebce31a46
1 changed files with 91 additions and 72 deletions
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163
lib/Doctrine/ORM/Internal/Hydration/AbstractHydrator.php
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@ -167,6 +167,18 @@ abstract class AbstractHydrator
return $result;
}
/**
* When executed in a hydrate() loop we have to clear internal state to
* decrease memory consumption.
*
* @param mixed $eventArgs
*
* @return void
*/
public function onClear($eventArgs)
{
}
/**
* Executes one-time preparation tasks, once each time hydration is started
* through {@link hydrateAll} or {@link iterate()}.
@ -251,6 +263,19 @@ abstract class AbstractHydrator
$cache[$key]['isIdentifier'] = $classMetadata->isIdentifier($fieldName);
$cache[$key]['dqlAlias'] = $this->_rsm->columnOwnerMap[$key];
break;
case (isset($this->_rsm->newObjectMappings[$key])):
// WARNING: A NEW object is also a scalar, so it must be declared before!
$mapping = $this->_rsm->newObjectMappings[$key];
$cache[$key]['isScalar'] = true;
$cache[$key]['isNewObjectParameter'] = true;
$cache[$key]['fieldName'] = $this->_rsm->scalarMappings[$key];
$cache[$key]['type'] = Type::getType($this->_rsm->typeMappings[$key]);
$cache[$key]['argIndex'] = $mapping['argIndex'];
$cache[$key]['objIndex'] = $mapping['objIndex'];
$cache[$key]['class'] = new \ReflectionClass($mapping['className']);
break;
case (isset($this->_rsm->scalarMappings[$key])):
$cache[$key]['fieldName'] = $this->_rsm->scalarMappings[$key];
@ -274,63 +299,69 @@ abstract class AbstractHydrator
// maybe from an additional column that has not been defined in a NativeQuery ResultSetMapping.
continue 2;
}
if (isset($this->_rsm->newObjectMappings[$key])) {
$mapping = $this->_rsm->newObjectMappings[$key];
$cache[$key]['isNewObjectParameter'] = true;
$cache[$key]['argIndex'] = $mapping['argIndex'];
$cache[$key]['objIndex'] = $mapping['objIndex'];
$cache[$key]['class'] = new \ReflectionClass($mapping['className']);
}
}
switch (true) {
case (isset($cache[$key]['isNewObjectParameter'])):
$fieldName = $cache[$key]['fieldName'];
$argIndex = $cache[$key]['argIndex'];
$objIndex = $cache[$key]['objIndex'];
$type = $cache[$key]['type'];
$value = $type->convertToPHPValue($value, $this->_platform);
if (isset($cache[$key]['isNewObjectParameter'])) {
$class = $cache[$key]['class'];
$argIndex = $cache[$key]['argIndex'];
$objIndex = $cache[$key]['objIndex'];
$value = $cache[$key]['type']->convertToPHPValue($value, $this->_platform);
$rowData['newObjects'][$objIndex]['class'] = $cache[$key]['class'];
$rowData['newObjects'][$objIndex]['args'][$argIndex] = $value;
$rowData['scalars'][$fieldName] = $value;
break;
case (isset($cache[$key]['isScalar'])):
$value = $cache[$key]['type']->convertToPHPValue($value, $this->_platform);
$rowData['newObjects'][$objIndex]['class'] = $class;
$rowData['newObjects'][$objIndex]['args'][$argIndex] = $value;
}
if (isset($cache[$key]['isScalar'])) {
$value = $cache[$key]['type']->convertToPHPValue($value, $this->_platform);
$rowData['scalars'][$cache[$key]['fieldName']] = $value;
continue;
}
$dqlAlias = $cache[$key]['dqlAlias'];
if ($cache[$key]['isIdentifier']) {
$id[$dqlAlias] .= '|' . $value;
}
if (isset($cache[$key]['isMetaColumn'])) {
if ( ! isset($rowData[$dqlAlias][$cache[$key]['fieldName']]) && $value !== null) {
$rowData[$dqlAlias][$cache[$key]['fieldName']] = $value;
$rowData['scalars'][$cache[$key]['fieldName']] = $value;
break;
case (isset($cache[$key]['isMetaColumn'])):
$dqlAlias = $cache[$key]['dqlAlias'];
$fieldName = $cache[$key]['fieldName'];
// Avoid double setting or null assignment
if (isset($rowData[$dqlAlias][$fieldName]) || $value === null) {
break;
}
if ($cache[$key]['isIdentifier']) {
$id[$dqlAlias] .= '|' . $value;
$nonemptyComponents[$dqlAlias] = true;
}
}
$rowData[$dqlAlias][$fieldName] = $value;
break;
default:
$dqlAlias = $cache[$key]['dqlAlias'];
$fieldName = $cache[$key]['fieldName'];
$type = $cache[$key]['type'];
// in an inheritance hierarchy the same field could be defined several times.
// We overwrite this value so long we don't have a non-null value, that value we keep.
// Per definition it cannot be that a field is defined several times and has several values.
if (isset($rowData[$dqlAlias][$fieldName]) && $value === null) {
break;
}
continue;
}
// in an inheritance hierarchy the same field could be defined several times.
// We overwrite this value so long we don't have a non-null value, that value we keep.
// Per definition it cannot be that a field is defined several times and has several values.
if (isset($rowData[$dqlAlias][$cache[$key]['fieldName']]) && $value === null) {
continue;
}
$rowData[$dqlAlias][$cache[$key]['fieldName']] = $cache[$key]['type']->convertToPHPValue($value, $this->_platform);
if ( ! isset($nonemptyComponents[$dqlAlias]) && $value !== null) {
$nonemptyComponents[$dqlAlias] = true;
if ($cache[$key]['isIdentifier']) {
$id[$dqlAlias] .= '|' . $value;
}
$value = $type->convertToPHPValue($value, $this->_platform);
if ( ! isset($nonemptyComponents[$dqlAlias]) && $value !== null) {
$nonemptyComponents[$dqlAlias] = true;
}
$rowData[$dqlAlias][$fieldName] = $value;
break;
}
}
@ -423,33 +454,21 @@ abstract class AbstractHydrator
{
if ($class->isIdentifierComposite) {
$id = array();
foreach ($class->identifier as $fieldName) {
if (isset($class->associationMappings[$fieldName])) {
$id[$fieldName] = $data[$class->associationMappings[$fieldName]['joinColumns'][0]['name']];
} else {
$id[$fieldName] = $data[$fieldName];
}
$id[$fieldName] = isset($class->associationMappings[$fieldName])
? $data[$class->associationMappings[$fieldName]['joinColumns'][0]['name']]
: $data[$fieldName];
}
} else {
if (isset($class->associationMappings[$class->identifier[0]])) {
$id = array($class->identifier[0] => $data[$class->associationMappings[$class->identifier[0]]['joinColumns'][0]['name']]);
} else {
$id = array($class->identifier[0] => $data[$class->identifier[0]]);
}
$identifier = $class->identifier[0];
$id = array(
$identifier => isset($class->associationMappings[$identifier])
? $data[$class->associationMappings[$identifier]['joinColumns'][0]['name']]
: $data[$identifier]
);
}
$this->_em->getUnitOfWork()->registerManaged($entity, $id, $data);
}
/**
* When executed in a hydrate() loop we have to clear internal state to
* decrease memory consumption.
*
* @param mixed $eventArgs
*
* @return void
*/
public function onClear($eventArgs)
{
}
}