class ChainRequestPolicy

Implements a compound request policy.

When evaluating the compound policy, all of the contained rules are applied to the request. The overall result is computed according to the following rules:

<ol> <li>Returns static::DENY if any of the rules evaluated to static::DENY</li> <li>Returns static::ALLOW if at least one of the rules evaluated to static::ALLOW and none to static::DENY</li> <li>Otherwise returns NULL</li> </ol>

Hierarchy

• class \Drupal\Core\PageCache\ChainRequestPolicy implements ChainRequestPolicyInterface

File

core/lib/Drupal/Core/PageCache/ChainRequestPolicy.php, line 21

Namespace

Drupal\Core\PageCache

Members

Name	Modifiers	Type	Description
ChainRequestPolicy::$rules	protected	property	A list of policy rules to apply when this policy is evaluated.
ChainRequestPolicy::addPolicy	public	function	Add a policy to the list of policy rules. Overrides ChainRequestPolicyInterface::addPolicy
ChainRequestPolicy::check	public	function	Determines whether delivery of a cached page should be attempted. Overrides RequestPolicyInterface::check
RequestPolicyInterface::ALLOW		constant	Allow delivery of cached pages.
RequestPolicyInterface::DENY		constant	Deny delivery of cached pages.