Complex classes like ArticleDetail often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use ArticleDetail, and based on these observations, apply Extract Interface, too.
| 1 | <?php  | 
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| 15 | class ArticleDetail extends Base  | 
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| 16 | { | 
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| 17 | /**  | 
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| 18 | * @var int  | 
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| 19 | */  | 
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| 20 | protected $id;  | 
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| 21 | /**  | 
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| 22 | * @var string  | 
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| 23 | */  | 
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| 24 | protected $number;  | 
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| 25 | /**  | 
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| 26 | * @var string  | 
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| 27 | */  | 
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| 28 | protected $supplierNumber;  | 
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| 29 | /**  | 
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| 30 | * @var string  | 
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| 31 | */  | 
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| 32 | protected $additionalText;  | 
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| 33 | /**  | 
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| 34 | * @var string  | 
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| 35 | */  | 
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| 36 | protected $weight;  | 
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| 37 | /**  | 
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| 38 | * @var string  | 
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| 39 | */  | 
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| 40 | protected $width;  | 
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| 41 | /**  | 
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| 42 | * @var string  | 
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| 43 | */  | 
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| 44 | protected $len;  | 
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| 45 | /**  | 
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| 46 | * @var string  | 
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| 47 | */  | 
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| 48 | protected $height;  | 
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| 49 | /**  | 
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| 50 | * @var string  | 
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| 51 | */  | 
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| 52 | protected $ean;  | 
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| 53 | /**  | 
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| 54 | * @var string  | 
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| 55 | */  | 
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| 56 | protected $purchaseUnit;  | 
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| 57 | /**  | 
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| 58 | * @var string  | 
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| 59 | */  | 
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| 60 | protected $descriptionLong;  | 
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| 61 | /**  | 
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| 62 | * @var string  | 
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| 63 | */  | 
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| 64 | protected $referenceUnit;  | 
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| 65 | /**  | 
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| 66 | * @var string  | 
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| 67 | */  | 
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| 68 | protected $packUnit;  | 
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| 69 | /**  | 
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| 70 | * @var string  | 
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| 71 | */  | 
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| 72 | protected $shippingTime;  | 
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| 73 | /**  | 
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| 74 | * @var Price[]  | 
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| 75 | */  | 
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| 76 | protected $prices;  | 
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| 77 | /**  | 
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| 78 | * @var ConfiguratorOption[]  | 
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| 79 | */  | 
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| 80 | protected $configuratorOptions;  | 
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| 81 | /**  | 
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| 82 | * @var ArticleAttribute  | 
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| 83 | */  | 
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| 84 | protected $attribute;  | 
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| 85 | /**  | 
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| 86 | * @var int  | 
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| 87 | */  | 
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| 88 | protected $articleId;  | 
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| 89 | /**  | 
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| 90 | * @var int  | 
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| 91 | */  | 
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| 92 | protected $unitId;  | 
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| 93 | /**  | 
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| 94 | * @var int  | 
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| 95 | */  | 
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| 96 | protected $kind;  | 
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| 97 | /**  | 
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| 98 | * @var int  | 
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| 99 | */  | 
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| 100 | protected $inStock;  | 
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| 101 | /**  | 
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| 102 | * @var int  | 
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| 103 | */  | 
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| 104 | protected $position;  | 
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| 105 | /**  | 
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| 106 | * @var int  | 
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| 107 | */  | 
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| 108 | protected $minPurchase;  | 
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| 109 | /**  | 
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| 110 | * @var int  | 
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| 111 | */  | 
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| 112 | protected $purchaseSteps;  | 
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| 113 | /**  | 
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| 114 | * @var int  | 
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| 115 | */  | 
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| 116 | protected $maxPurchase;  | 
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| 117 | /**  | 
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| 118 | * @var string  | 
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| 119 | */  | 
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| 120 | protected $releaseDate;  | 
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| 121 | /**  | 
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| 122 | * @var bool  | 
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| 123 | */  | 
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| 124 | protected $active;  | 
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| 125 | /**  | 
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| 126 | * @var bool  | 
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| 127 | */  | 
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| 128 | protected $shippingFree;  | 
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| 129 | |||
| 130 | /**  | 
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| 131 | * @return int  | 
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| 132 | */  | 
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| 133 | public function getId()  | 
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| 137 | |||
| 138 | /**  | 
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| 139 | * @param int $id  | 
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| 140 | *  | 
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| 141 | * @return ArticleDetail  | 
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| 142 | */  | 
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| 143 | public function setId($id)  | 
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| 149 | |||
| 150 | /**  | 
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| 151 | * @return string  | 
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| 152 | */  | 
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| 153 | public function getNumber()  | 
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| 157 | |||
| 158 | /**  | 
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| 159 | * @param string $number  | 
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| 160 | *  | 
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| 161 | * @return ArticleDetail  | 
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| 162 | */  | 
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| 163 | public function setNumber($number)  | 
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| 169 | |||
| 170 | /**  | 
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| 171 | * @return string  | 
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| 172 | */  | 
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| 173 | public function getSupplierNumber()  | 
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| 177 | |||
| 178 | /**  | 
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| 179 | * @param string $supplierNumber  | 
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| 180 | *  | 
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| 181 | * @return ArticleDetail  | 
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| 182 | */  | 
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| 183 | public function setSupplierNumber($supplierNumber)  | 
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| 189 | |||
| 190 | /**  | 
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| 191 | * @return string  | 
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| 192 | */  | 
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| 193 | public function getAdditionalText()  | 
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| 197 | |||
| 198 | /**  | 
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| 199 | * @param string $additionalText  | 
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| 200 | *  | 
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| 201 | * @return ArticleDetail  | 
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| 202 | */  | 
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| 203 | public function setAdditionalText($additionalText)  | 
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| 209 | |||
| 210 | /**  | 
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| 211 | * @return string  | 
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| 212 | */  | 
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| 213 | public function getWeight()  | 
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| 217 | |||
| 218 | /**  | 
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| 219 | * @param string $weight  | 
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| 220 | *  | 
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| 221 | * @return ArticleDetail  | 
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| 222 | */  | 
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| 223 | public function setWeight($weight)  | 
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| 229 | |||
| 230 | /**  | 
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| 231 | * @return string  | 
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| 232 | */  | 
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| 233 | public function getWidth()  | 
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| 237 | |||
| 238 | /**  | 
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| 239 | * @param string $width  | 
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| 240 | *  | 
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| 241 | * @return ArticleDetail  | 
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| 242 | */  | 
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| 243 | public function setWidth($width)  | 
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| 249 | |||
| 250 | /**  | 
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| 251 | * @return string  | 
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| 252 | */  | 
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| 253 | public function getLen()  | 
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| 257 | |||
| 258 | /**  | 
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| 259 | * @param string $len  | 
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| 260 | *  | 
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| 261 | * @return ArticleDetail  | 
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| 262 | */  | 
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| 263 | public function setLen($len)  | 
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| 269 | |||
| 270 | /**  | 
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| 271 | * @return string  | 
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| 272 | */  | 
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| 273 | public function getHeight()  | 
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| 277 | |||
| 278 | /**  | 
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| 279 | * @param string $height  | 
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| 280 | *  | 
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| 281 | * @return ArticleDetail  | 
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| 282 | */  | 
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| 283 | public function setHeight($height)  | 
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| 289 | |||
| 290 | /**  | 
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| 291 | * @return string  | 
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| 292 | */  | 
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| 293 | public function getEan()  | 
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| 297 | |||
| 298 | /**  | 
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| 299 | * @param string $ean  | 
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| 300 | *  | 
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| 301 | * @return ArticleDetail  | 
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| 302 | */  | 
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| 303 | public function setEan($ean)  | 
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| 309 | |||
| 310 | /**  | 
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| 311 | * @return string  | 
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| 312 | */  | 
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| 313 | public function getPurchaseUnit()  | 
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| 317 | |||
| 318 | /**  | 
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| 319 | * @param string $purchaseUnit  | 
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| 320 | *  | 
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| 321 | * @return ArticleDetail  | 
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| 322 | */  | 
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| 323 | public function setPurchaseUnit($purchaseUnit)  | 
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| 329 | |||
| 330 | /**  | 
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| 331 | * @return string  | 
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| 332 | */  | 
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| 333 | public function getDescriptionLong()  | 
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| 337 | |||
| 338 | /**  | 
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| 339 | * @param string $descriptionLong  | 
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| 340 | *  | 
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| 341 | * @return ArticleDetail  | 
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| 342 | */  | 
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| 343 | public function setDescriptionLong($descriptionLong)  | 
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| 349 | |||
| 350 | /**  | 
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| 351 | * @return string  | 
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| 352 | */  | 
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| 353 | public function getReferenceUnit()  | 
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| 357 | |||
| 358 | /**  | 
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| 359 | * @param string $referenceUnit  | 
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| 360 | *  | 
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| 361 | * @return ArticleDetail  | 
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| 362 | */  | 
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| 363 | public function setReferenceUnit($referenceUnit)  | 
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| 369 | |||
| 370 | /**  | 
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| 371 | * @return string  | 
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| 372 | */  | 
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| 373 | public function getPackUnit()  | 
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| 377 | |||
| 378 | /**  | 
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| 379 | * @param string $packUnit  | 
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| 380 | *  | 
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| 381 | * @return ArticleDetail  | 
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| 382 | */  | 
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| 383 | public function setPackUnit($packUnit)  | 
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| 389 | |||
| 390 | /**  | 
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| 391 | * @return string  | 
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| 392 | */  | 
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| 393 | public function getShippingTime()  | 
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| 397 | |||
| 398 | /**  | 
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| 399 | * @param string $shippingTime  | 
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| 400 | *  | 
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| 401 | * @return ArticleDetail  | 
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| 402 | */  | 
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| 403 | public function setShippingTime($shippingTime)  | 
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| 409 | |||
| 410 | /**  | 
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| 411 | * @return Price[]  | 
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| 412 | */  | 
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| 413 | public function getPrices()  | 
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| 417 | |||
| 418 | /**  | 
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| 419 | * @param Price[] $prices  | 
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| 420 | *  | 
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| 421 | * @return ArticleDetail  | 
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| 422 | */  | 
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| 423 | public function setPrices($prices)  | 
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| 429 | |||
| 430 | /**  | 
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| 431 | * @return ConfiguratorOption[]  | 
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| 432 | */  | 
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| 433 | public function getConfiguratorOptions()  | 
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| 437 | |||
| 438 | /**  | 
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| 439 | * @param ConfiguratorOption[] $configuratorOptions  | 
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| 440 | *  | 
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| 441 | * @return ArticleDetail  | 
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| 442 | */  | 
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| 443 | public function setConfiguratorOptions($configuratorOptions)  | 
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| 449 | |||
| 450 | /**  | 
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| 451 | * @return ArticleAttribute  | 
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| 452 | */  | 
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| 453 | public function getAttributes()  | 
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| 454 |     { | 
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| 455 | return $this->attribute;  | 
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| 456 | }  | 
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| 457 | |||
| 458 | /**  | 
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| 459 | * @param ArticleAttribute $attribute  | 
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| 460 | *  | 
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| 461 | * @return ArticleDetail  | 
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| 462 | */  | 
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| 463 | public function setAttributes($attribute)  | 
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| 464 |     { | 
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| 465 | $this->attribute = $attribute;  | 
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| 466 | |||
| 467 | return $this;  | 
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| 468 | }  | 
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| 469 | |||
| 470 | /**  | 
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| 471 | * @return int  | 
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| 472 | */  | 
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| 473 | public function getArticleId()  | 
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| 477 | |||
| 478 | /**  | 
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| 479 | * @param int $articleId  | 
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| 480 | *  | 
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| 481 | * @return ArticleDetail  | 
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| 482 | */  | 
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| 483 | public function setArticleId($articleId)  | 
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| 489 | |||
| 490 | /**  | 
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| 491 | * @return int  | 
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| 492 | */  | 
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| 493 | public function getUnitId()  | 
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| 497 | |||
| 498 | /**  | 
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| 499 | * @param int $unitId  | 
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| 500 | *  | 
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| 501 | * @return ArticleDetail  | 
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| 502 | */  | 
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| 503 | public function setUnitId($unitId)  | 
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| 509 | |||
| 510 | /**  | 
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| 511 | * @return int  | 
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| 512 | */  | 
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| 513 | public function getKind()  | 
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| 517 | |||
| 518 | /**  | 
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| 519 | * @param int $kind  | 
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| 520 | *  | 
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| 521 | * @return ArticleDetail  | 
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| 522 | */  | 
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| 523 | public function setKind($kind)  | 
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| 529 | |||
| 530 | /**  | 
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| 531 | * @return int  | 
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| 532 | */  | 
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| 533 | public function getInStock()  | 
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| 537 | |||
| 538 | /**  | 
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| 539 | * @param int $inStock  | 
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| 540 | *  | 
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| 541 | * @return ArticleDetail  | 
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| 542 | */  | 
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| 543 | public function setInStock($inStock)  | 
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| 549 | |||
| 550 | /**  | 
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| 551 | * @return int  | 
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| 552 | */  | 
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| 553 | public function getPosition()  | 
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| 557 | |||
| 558 | /**  | 
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| 559 | * @param int $position  | 
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| 560 | *  | 
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| 561 | * @return ArticleDetail  | 
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| 562 | */  | 
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| 563 | public function setPosition($position)  | 
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| 569 | |||
| 570 | /**  | 
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| 571 | * @return int  | 
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| 572 | */  | 
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| 573 | public function getMinPurchase()  | 
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| 577 | |||
| 578 | /**  | 
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| 579 | * @param int $minPurchase  | 
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| 580 | *  | 
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| 581 | * @return ArticleDetail  | 
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| 582 | */  | 
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| 583 | public function setMinPurchase($minPurchase)  | 
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| 589 | |||
| 590 | /**  | 
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| 591 | * @return int  | 
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| 592 | */  | 
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| 593 | public function getPurchaseSteps()  | 
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| 597 | |||
| 598 | /**  | 
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| 599 | * @param int $purchaseSteps  | 
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| 600 | *  | 
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| 601 | * @return ArticleDetail  | 
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| 602 | */  | 
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| 603 | public function setPurchaseSteps($purchaseSteps)  | 
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| 609 | |||
| 610 | /**  | 
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| 611 | * @return int  | 
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| 612 | */  | 
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| 613 | public function getMaxPurchase()  | 
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| 617 | |||
| 618 | /**  | 
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| 619 | * @param int $maxPurchase  | 
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| 620 | *  | 
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| 621 | * @return ArticleDetail  | 
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| 622 | */  | 
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| 623 | public function setMaxPurchase($maxPurchase)  | 
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| 629 | |||
| 630 | /**  | 
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| 631 | * @return string  | 
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| 632 | */  | 
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| 633 | public function getReleaseDate()  | 
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| 637 | |||
| 638 | /**  | 
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| 639 | * @param string $releaseDate  | 
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| 640 | *  | 
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| 641 | * @return ArticleDetail  | 
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| 642 | */  | 
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| 643 | public function setReleaseDate($releaseDate)  | 
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| 649 | |||
| 650 | /**  | 
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| 651 | * @return bool  | 
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| 652 | */  | 
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| 653 | public function isActive()  | 
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| 657 | |||
| 658 | /**  | 
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| 659 | * @param bool $active  | 
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| 660 | *  | 
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| 661 | * @return ArticleDetail  | 
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| 662 | */  | 
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| 663 | public function setActive($active)  | 
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| 669 | |||
| 670 | /**  | 
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| 671 | * @return bool  | 
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| 672 | */  | 
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| 673 | public function isShippingFree()  | 
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| 677 | |||
| 678 | /**  | 
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| 679 | * @param bool $shippingFree  | 
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| 680 | *  | 
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| 681 | * @return ArticleDetail  | 
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| 682 | */  | 
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| 683 | public function setShippingFree($shippingFree)  | 
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| 689 | }  | 
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| 690 |