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<?php abstract class AbstractClass { private $basePropertyI; private $basePropertyII; public function __construct() { } public function get($property) { $rc = new \ReflectionClass($this); $p = $rc->getProperty($property); $p->setAccessible(true); return $p->getValue($this); } public function set($property, $value) { $rc = new \ReflectionClass($this); $p = $rc->getProperty($property); $p->setAccessible(true); $p->setValue($this, $value); return $this; } } abstract class MetadataClass extends AbstractClass { private $metadataA; private $metadataB; } class ActualClass extends MetadataClass { private $realField1; private $realField2; } $ac = new ActualClass(); $ac->set('realField1', 'Hello World!'); echo $ac->get('realField1'); $ac->set('basePropertyI', 'Hello Metadata!'); echo $ac->get('basePropertyI');
Output for git.master, git.master_jit, rfc.property-hooks
Hello World! Fatal error: Uncaught ReflectionException: Property ActualClass::$basePropertyI does not exist in /in/5tbfb:18 Stack trace: #0 /in/5tbfb(18): ReflectionClass->getProperty('basePropertyI') #1 /in/5tbfb(39): AbstractClass->set('basePropertyI', 'Hello Metadata!') #2 {main} thrown in /in/5tbfb on line 18
Process exited with code 255.

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