Complex classes like EntityVarDatabase 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 EntityVarDatabase, and based on these observations, apply Extract Interface, too.
1 | <?php |
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17 | class EntityVarDatabase implements EntityInterface |
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18 | { |
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19 | /** |
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20 | * @var string |
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21 | */ |
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22 | protected $name; |
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23 | |||
24 | /** |
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25 | * @var string |
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26 | */ |
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27 | protected $dataSource; |
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28 | |||
29 | /** |
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30 | * @var string |
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31 | */ |
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32 | protected $refFileName; |
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33 | |||
34 | /** |
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35 | * @var string |
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36 | */ |
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37 | protected $table; |
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38 | |||
39 | /** |
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40 | * @var string |
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41 | */ |
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42 | protected $keyField; |
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43 | |||
44 | /** |
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45 | * @var string |
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46 | */ |
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47 | protected $dataField; |
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48 | |||
49 | /** |
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50 | * @var string |
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51 | */ |
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52 | protected $prompt; |
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53 | |||
54 | /** |
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55 | * @var int |
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56 | */ |
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57 | protected $displayLength; |
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58 | |||
59 | /** |
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60 | * @var int |
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61 | */ |
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62 | protected $trimTrailingSpaces; |
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63 | |||
64 | /** |
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65 | * @var int |
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66 | */ |
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67 | protected $printAll; |
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68 | |||
69 | /** |
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70 | * @var int |
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71 | */ |
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72 | protected $fixedKey; |
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73 | |||
74 | /** |
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75 | * @var int |
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76 | */ |
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77 | protected $singleData; |
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78 | |||
79 | /** |
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80 | * @var int |
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81 | */ |
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82 | protected $usePrompt; |
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83 | |||
84 | /** |
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85 | * @var string |
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86 | */ |
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87 | protected $keyData; |
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88 | |||
89 | /** |
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90 | * @var string |
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91 | */ |
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92 | protected $fixedKeyData; |
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93 | |||
94 | /** |
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95 | * @var string |
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96 | */ |
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97 | protected $codePage; |
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98 | |||
99 | /** |
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100 | * @var int |
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101 | */ |
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102 | protected $numberOfDecimals; |
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103 | |||
104 | /** |
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105 | * @var int |
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106 | */ |
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107 | protected $runSequence; |
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108 | |||
109 | /** |
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110 | * @var int |
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111 | */ |
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112 | protected $actionWhenDone; |
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113 | |||
114 | /** |
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115 | * @var int |
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116 | */ |
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117 | protected $rawBaseData; |
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118 | |||
119 | /** |
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120 | * @var int |
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121 | */ |
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122 | protected $databaseType; |
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123 | |||
124 | /** |
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125 | * @var int |
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126 | */ |
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127 | protected $cPadding; |
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128 | |||
129 | /** |
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130 | * @return string |
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131 | */ |
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132 | 1 | public function getName() |
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136 | |||
137 | /** |
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138 | * @param string $name |
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139 | */ |
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140 | public function setName($name) |
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144 | |||
145 | /** |
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146 | * @return string |
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147 | */ |
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148 | 1 | public function getDataSource() |
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152 | |||
153 | /** |
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154 | * @param string $dataSource |
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155 | */ |
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156 | public function setDataSource($dataSource) |
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160 | |||
161 | /** |
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162 | * @return string |
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163 | */ |
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164 | 1 | public function getRefFileName() |
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168 | |||
169 | /** |
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170 | * @param string $refFileName |
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171 | */ |
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172 | public function setRefFileName($refFileName) |
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176 | |||
177 | /** |
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178 | * @return string |
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179 | */ |
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180 | 1 | public function getTable() |
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184 | |||
185 | /** |
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186 | * @param string $table |
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187 | */ |
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188 | public function setTable($table) |
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192 | |||
193 | /** |
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194 | * @return string |
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195 | */ |
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196 | 1 | public function getKeyField() |
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200 | |||
201 | /** |
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202 | * @param string $keyField |
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203 | */ |
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204 | public function setKeyField($keyField) |
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208 | |||
209 | /** |
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210 | * @return string |
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211 | */ |
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212 | 1 | public function getDataField() |
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216 | |||
217 | /** |
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218 | * @param string $dataField |
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219 | */ |
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220 | public function setDataField($dataField) |
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224 | |||
225 | /** |
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226 | * @return string |
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227 | */ |
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228 | 1 | public function getPrompt() |
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232 | |||
233 | /** |
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234 | * @param string $prompt |
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235 | */ |
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236 | public function setPrompt($prompt) |
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240 | |||
241 | /** |
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242 | * @return int |
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243 | */ |
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244 | 1 | public function getDisplayLength() |
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248 | |||
249 | /** |
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250 | * @param int $displayLength |
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251 | */ |
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252 | public function setDisplayLength($displayLength) |
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256 | |||
257 | /** |
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258 | * @return int |
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259 | */ |
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260 | 1 | public function getTrimTrailingSpaces() |
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264 | |||
265 | /** |
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266 | * @param int $trimTrailingSpaces |
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267 | */ |
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268 | public function setTrimTrailingSpaces($trimTrailingSpaces) |
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272 | |||
273 | /** |
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274 | * @return int |
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275 | */ |
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276 | 1 | public function getPrintAll() |
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280 | |||
281 | /** |
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282 | * @param int $printAll |
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283 | */ |
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284 | public function setPrintAll($printAll) |
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288 | |||
289 | /** |
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290 | * @return int |
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291 | */ |
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292 | 1 | public function getFixedKey() |
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296 | |||
297 | /** |
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298 | * @param int $fixedKey |
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299 | */ |
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300 | public function setFixedKey($fixedKey) |
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304 | |||
305 | /** |
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306 | * @return int |
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307 | */ |
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308 | 1 | public function getSingleData() |
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312 | |||
313 | /** |
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314 | * @param int $singleData |
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315 | */ |
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316 | public function setSingleData($singleData) |
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320 | |||
321 | /** |
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322 | * @return int |
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323 | */ |
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324 | 1 | public function getUsePrompt() |
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328 | |||
329 | /** |
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330 | * @param int $usePrompt |
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331 | */ |
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332 | public function setUsePrompt($usePrompt) |
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336 | |||
337 | /** |
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338 | * @return string |
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339 | */ |
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340 | 1 | public function getKeyData() |
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344 | |||
345 | /** |
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346 | * @param string $keyData |
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347 | */ |
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348 | public function setKeyData($keyData) |
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352 | |||
353 | /** |
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354 | * @return string |
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355 | */ |
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356 | 1 | public function getFixedKeyData() |
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360 | |||
361 | /** |
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362 | * @param string $fixedKeyData |
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363 | */ |
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364 | public function setFixedKeyData($fixedKeyData) |
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368 | |||
369 | /** |
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370 | * @return string |
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371 | */ |
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372 | 1 | public function getCodePage() |
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376 | |||
377 | /** |
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378 | * @param string $codePage |
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379 | */ |
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380 | public function setCodePage($codePage) |
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384 | |||
385 | /** |
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386 | * @return int |
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387 | */ |
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388 | 1 | public function getNumberOfDecimals() |
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392 | |||
393 | /** |
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394 | * @param int $numberOfDecimals |
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395 | */ |
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396 | public function setNumberOfDecimals($numberOfDecimals) |
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400 | |||
401 | /** |
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402 | * @return int |
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403 | */ |
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404 | 1 | public function getRunSequence() |
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408 | |||
409 | /** |
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410 | * @param int $runSequence |
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411 | */ |
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412 | public function setRunSequence($runSequence) |
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416 | |||
417 | /** |
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418 | * @return int |
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419 | */ |
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420 | 1 | public function getActionWhenDone() |
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424 | |||
425 | /** |
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426 | * @param int $actionWhenDone |
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427 | */ |
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428 | public function setActionWhenDone($actionWhenDone) |
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432 | |||
433 | /** |
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434 | * @return int |
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435 | */ |
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436 | 1 | public function getrawBaseData() |
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440 | |||
441 | /** |
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442 | * @param int $rawBaseData |
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443 | */ |
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444 | public function setrawBaseData($rawBaseData) |
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448 | |||
449 | /** |
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450 | * @return int |
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451 | */ |
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452 | 1 | public function getDatabaseType() |
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456 | |||
457 | /** |
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458 | * @param int $databaseType |
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459 | */ |
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460 | public function setDatabaseType($databaseType) |
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464 | |||
465 | /** |
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466 | * @return int |
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467 | */ |
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468 | 1 | public function getcPadding() |
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472 | |||
473 | /** |
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474 | * @param int $cPadding |
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475 | */ |
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476 | public function setcPadding($cPadding) |
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480 | } |
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481 |