1. class
  2. Symfony
  3. Component
  4. Config
  5. Resource
  6. SelfCheckingResourceChecker

SelfCheckingResourceChecker

class SelfCheckingResourceChecker implements ResourceCheckerInterface

Resource checker for instances of SelfCheckingResourceInterface.

As these resources perform the actual check themselves, we can provide this class as a standard way of validating them.

Methods

bool
supports(ResourceInterface $metadata)

Queries the ResourceChecker whether it can validate a given resource or not.

bool
isFresh(ResourceInterface $resource, int $timestamp)

Validates the resource.

Details

at line line 26
bool supports(ResourceInterface $metadata)

Queries the ResourceChecker whether it can validate a given resource or not.

Parameters

ResourceInterface $metadata The resource to be checked for freshness

Return Value

bool True if the ResourceChecker can handle this resource type, false if not

at line line 31
bool isFresh(ResourceInterface $resource, int $timestamp)

Validates the resource.

Parameters

ResourceInterface $resource The resource to be validated.
int $timestamp The timestamp at which the cache associated with this resource was created.

Return Value

bool True if the resource has not changed since the given timestamp, false otherwise.