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<?php |
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/** |
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* \AppserverIo\Doppelgaenger\Entities\Pointcut\AbstractPointcut |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Bernhard Wick <[email protected]> |
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* @copyright 2015 TechDivision GmbH - <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/doppelgaenger |
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* @link http://www.appserver.io/ |
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*/ |
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namespace AppserverIo\Doppelgaenger\Entities\Pointcuts; |
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use AppserverIo\Doppelgaenger\Interfaces\PointcutInterface; |
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use AppserverIo\Doppelgaenger\Entities\Definitions\FunctionDefinition; |
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use AppserverIo\Doppelgaenger\Entities\Definitions\AttributeDefinition; |
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/** |
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* Definition of a pointcut as a combination of a join-point and advices |
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* |
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* @author Bernhard Wick <[email protected]> |
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* @copyright 2015 TechDivision GmbH - <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/doppelgaenger |
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* @link http://www.appserver.io/ |
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* |
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* @see https://www.eclipse.org/aspectj/doc/next/progguide/quick.html |
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* @see https://www.eclipse.org/aspectj/doc/next/progguide/semantics-pointcuts.html |
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* |
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* @property string $expression Raw expression as defined within code |
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* @property boolean $isNegated Has the result of any match to be negated? |
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*/ |
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abstract class AbstractPointcut implements PointcutInterface |
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{ |
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/** |
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* Raw expression as defined within code |
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* |
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* @var string $expression |
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*/ |
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protected $expression; |
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/** |
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* Has the result of any match to be negated? |
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* |
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* @var boolean $isNegated |
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*/ |
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protected $isNegated; |
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/** |
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* Default constructor |
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* |
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* @param string $expression String representing the expression defining this pointcut |
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* @param boolean $isNegated If any match made against this pointcut's expression has to be negated in its result |
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*/ |
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public function __construct($expression, $isNegated = false) |
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{ |
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$this->expression = $expression; |
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$this->isNegated = $isNegated; |
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} |
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/** |
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* Will return a chain of callbacks which can be used to call woven code in an onion like manner |
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* |
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* @param \AppserverIo\Doppelgaenger\Entities\Definitions\FunctionDefinition $functionDefinition Definition of the function to inject invocation code into |
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* |
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* @return array |
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*/ |
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public function getCallbackChain(FunctionDefinition $functionDefinition) |
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{ |
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return array(); |
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} |
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/** |
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* Getter for the expression property |
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* |
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* @return string |
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*/ |
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public function getExpression() |
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{ |
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return $this->expression; |
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} |
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/** |
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* Returns the pattern which is used to match and define this pointcut |
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* |
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* @return string |
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* |
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* @Enum({"Signature", "TypePattern", "Expression", "Type", "Pointcut"}) |
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*/ |
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public function getMatchPattern() |
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{ |
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return static::MATCH_PATTERN; |
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} |
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/** |
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* Getter for the type property |
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* |
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* @return string |
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*/ |
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public function getType() |
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{ |
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return static::TYPE; |
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} |
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/** |
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* Whether or not the pointcut is considered static, meaning is has to be weaved and evaluated during runtime |
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* anyway |
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* |
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* @return boolean |
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*/ |
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public function isStatic() |
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{ |
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return static::IS_STATIC; |
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} |
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/** |
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* Whether or not the pointcut match has to be negated in its result |
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* |
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* @return boolean |
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*/ |
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public function isNegated() |
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{ |
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return $this->isNegated; |
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} |
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/** |
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* Used to "straighten out" an expression as some expressions allow for shell regex which makes them hard to |
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* generate code from. |
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* So with this method a matching pointcut can be altered into having a directly readable expression |
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* |
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* @param FunctionDefinition|AttributeDefinition $definition Definition to straighten the expression against |
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* |
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* @return null |
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*/ |
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public function straightenExpression($definition) |
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{ |
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// nothing to do in general |
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} |
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} |
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appserver-io /
doppelgaenger
