| 1 | <?php  | 
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| 13 | abstract class Embeddable  | 
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| 14 | { | 
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| 15 | /** @var string */  | 
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| 16 | protected $value;  | 
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| 17 | |||
| 18 | /**  | 
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| 19 | * Compare two embeddables.  | 
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| 20 | *  | 
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| 21 | * The comparison should be done by value.  | 
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| 22 | *  | 
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| 23 | * @access public  | 
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| 24 | * @param Embeddable $object  | 
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| 25 | * @return bool  | 
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| 26 | */  | 
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| 27 | abstract public function equals(Embeddable $object);  | 
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| 28 | |||
| 29 | /**  | 
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| 30 | * @access public  | 
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| 31 | * @return string  | 
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| 32 | */  | 
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| 33 | 99 | public function __toString()  | 
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| 37 | |||
| 38 | protected function __clone()  | 
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| 41 | }  | 
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| 42 |