本文整理汇总了PHP中Symfony\Component\Validator\Context\ExecutionContextInterface::getConstraint方法的典型用法代码示例。如果您正苦于以下问题：PHP ExecutionContextInterface::getConstraint方法的具体用法？PHP ExecutionContextInterface::getConstraint怎么用？PHP ExecutionContextInterface::getConstraint使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Symfony\Component\Validator\Context\ExecutionContextInterface的用法示例。
在下文中一共展示了ExecutionContextInterface::getConstraint方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: validate
/**
* {@inheritdoc}
*/
public function validate($value, $constraints = null, $groups = null)
{
$groups = $groups ? $this->normalizeGroups($groups) : $this->defaultGroups;
$previousValue = $this->context->getValue();
$previousObject = $this->context->getObject();
$previousMetadata = $this->context->getMetadata();
$previousPath = $this->context->getPropertyPath();
$previousGroup = $this->context->getGroup();
$previousConstraint = null;
if ($this->context instanceof ExecutionContext || method_exists($this->context, 'getConstraint')) {
$previousConstraint = $this->context->getConstraint();
}
// If explicit constraints are passed, validate the value against
// those constraints
if (null !== $constraints) {
// You can pass a single constraint or an array of constraints
// Make sure to deal with an array in the rest of the code
if (!is_array($constraints)) {
$constraints = array($constraints);
}
$metadata = new GenericMetadata();
$metadata->addConstraints($constraints);
$this->validateGenericNode($value, null, is_object($value) ? spl_object_hash($value) : null, $metadata, $this->defaultPropertyPath, $groups, null, TraversalStrategy::IMPLICIT, $this->context);
$this->context->setNode($previousValue, $previousObject, $previousMetadata, $previousPath);
$this->context->setGroup($previousGroup);
if (null !== $previousConstraint) {
$this->context->setConstraint($previousConstraint);
}
return $this;
}
// If an object is passed without explicit constraints, validate that
// object against the constraints defined for the object's class
if (is_object($value)) {
$this->validateObject($value, $this->defaultPropertyPath, $groups, TraversalStrategy::IMPLICIT, $this->context);
$this->context->setNode($previousValue, $previousObject, $previousMetadata, $previousPath);
$this->context->setGroup($previousGroup);
return $this;
}
// If an array is passed without explicit constraints, validate each
// object in the array
if (is_array($value)) {
$this->validateEachObjectIn($value, $this->defaultPropertyPath, $groups, $this->context);
$this->context->setNode($previousValue, $previousObject, $previousMetadata, $previousPath);
$this->context->setGroup($previousGroup);
return $this;
}
throw new RuntimeException(sprintf('Cannot validate values of type "%s" automatically. Please ' . 'provide a constraint.', gettype($value)));
}