| 1 | <?php |
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| 5 | abstract class AbstractNode |
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| 6 | { |
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| 7 | /** |
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| 8 | * @var string |
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| 9 | */ |
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| 10 | const classname = __CLASS__; |
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| 11 | |||
| 12 | /** |
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| 13 | * @var AbstractParentNode |
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| 14 | */ |
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| 15 | protected $parent; |
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| 16 | |||
| 17 | /** |
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| 18 | * @var boolean |
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| 19 | */ |
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| 20 | protected $allowNull; |
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| 21 | |||
| 22 | /** |
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| 23 | * @return boolean |
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| 24 | */ |
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| 25 | public function allowNull() |
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| 29 | |||
| 30 | /** |
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| 31 | * @return \stdClass|array|string|float|integer|boolean|null |
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| 32 | */ |
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| 33 | abstract public function serialize(); |
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| 34 | } |
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| 35 |