Complex classes like Configuration 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 Configuration, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 43 | class Configuration extends \Doctrine\MongoDB\Configuration |
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| 44 | { |
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| 45 | /** |
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| 46 | * Never autogenerate a proxy/hydrator and rely that it was generated by some |
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| 47 | * process before deployment. Copied from \Doctrine\Common\Proxy\AbstractProxyFactory. |
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| 48 | * |
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| 49 | * @var integer |
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| 50 | */ |
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| 51 | const AUTOGENERATE_NEVER = 0; |
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| 52 | |||
| 53 | /** |
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| 54 | * Always generates a new proxy/hydrator in every request. |
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| 55 | * |
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| 56 | * This is only sane during development. |
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| 57 | * Copied from \Doctrine\Common\Proxy\AbstractProxyFactory. |
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| 58 | * |
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| 59 | * @var integer |
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| 60 | */ |
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| 61 | const AUTOGENERATE_ALWAYS = 1; |
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| 62 | |||
| 63 | /** |
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| 64 | * Autogenerate the proxy/hydrator class when the file does not exist. |
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| 65 | * |
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| 66 | * This strategy causes a file exists call whenever any proxy/hydrator is used the |
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| 67 | * first time in a request. Copied from \Doctrine\Common\Proxy\AbstractProxyFactory. |
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| 68 | * |
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| 69 | * @var integer |
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| 70 | */ |
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| 71 | const AUTOGENERATE_FILE_NOT_EXISTS = 2; |
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| 72 | |||
| 73 | /** |
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| 74 | * Generate the proxy/hydrator classes using eval(). |
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| 75 | * |
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| 76 | * This strategy is only sane for development. |
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| 77 | * Copied from \Doctrine\Common\Proxy\AbstractProxyFactory. |
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| 78 | * |
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| 79 | * @var integer |
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| 80 | */ |
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| 81 | const AUTOGENERATE_EVAL = 3; |
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| 82 | |||
| 83 | /** |
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| 84 | * Adds a namespace under a certain alias. |
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| 85 | * |
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| 86 | * @param string $alias |
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| 87 | * @param string $namespace |
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| 88 | */ |
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| 89 | public function addDocumentNamespace($alias, $namespace) |
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| 93 | |||
| 94 | /** |
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| 95 | * Resolves a registered namespace alias to the full namespace. |
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| 96 | * |
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| 97 | * @param string $documentNamespaceAlias |
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| 98 | * @return string |
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| 99 | * @throws MongoDBException |
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| 100 | */ |
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| 101 | public function getDocumentNamespace($documentNamespaceAlias) |
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| 109 | |||
| 110 | /** |
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| 111 | * Retrieves the list of registered document namespace aliases. |
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| 112 | * |
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| 113 | * @return array |
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| 114 | */ |
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| 115 | public function getDocumentNamespaces() |
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| 119 | |||
| 120 | /** |
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| 121 | * Set the document alias map |
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| 122 | * |
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| 123 | * @param array $documentNamespaces |
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| 124 | * @return void |
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| 125 | */ |
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| 126 | public function setDocumentNamespaces(array $documentNamespaces) |
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| 130 | |||
| 131 | /** |
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| 132 | * Sets the cache driver implementation that is used for metadata caching. |
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| 133 | * |
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| 134 | * @param MappingDriver $driverImpl |
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| 135 | * @todo Force parameter to be a Closure to ensure lazy evaluation |
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| 136 | * (as soon as a metadata cache is in effect, the driver never needs to initialize). |
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| 137 | */ |
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| 138 | 937 | public function setMetadataDriverImpl(MappingDriver $driverImpl) |
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| 142 | |||
| 143 | /** |
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| 144 | * Add a new default annotation driver with a correctly configured annotation reader. |
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| 145 | * |
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| 146 | * @param array $paths |
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| 147 | * @return Mapping\Driver\AnnotationDriver |
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| 148 | */ |
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| 149 | public function newDefaultAnnotationDriver($paths = array()) |
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| 155 | |||
| 156 | /** |
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| 157 | * Gets the cache driver implementation that is used for the mapping metadata. |
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| 158 | * |
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| 159 | * @return MappingDriver |
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| 160 | */ |
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| 161 | 754 | public function getMetadataDriverImpl() |
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| 166 | |||
| 167 | /** |
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| 168 | * Gets the cache driver implementation that is used for metadata caching. |
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| 169 | * |
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| 170 | * @return \Doctrine\Common\Cache\Cache |
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| 171 | */ |
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| 172 | 921 | public function getMetadataCacheImpl() |
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| 177 | |||
| 178 | /** |
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| 179 | * Sets the cache driver implementation that is used for metadata caching. |
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| 180 | * |
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| 181 | * @param \Doctrine\Common\Cache\Cache $cacheImpl |
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| 182 | */ |
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| 183 | public function setMetadataCacheImpl(Cache $cacheImpl) |
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| 187 | |||
| 188 | /** |
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| 189 | * Sets the directory where Doctrine generates any necessary proxy class files. |
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| 190 | * |
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| 191 | * @param string $dir |
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| 192 | */ |
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| 193 | 921 | public function setProxyDir($dir) |
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| 197 | |||
| 198 | /** |
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| 199 | * Gets the directory where Doctrine generates any necessary proxy class files. |
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| 200 | * |
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| 201 | * @return string |
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| 202 | */ |
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| 203 | 921 | public function getProxyDir() |
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| 208 | |||
| 209 | /** |
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| 210 | * Gets a boolean flag that indicates whether proxy classes should always be regenerated |
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| 211 | * during each script execution. |
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| 212 | * |
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| 213 | * @return boolean|integer |
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| 214 | */ |
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| 215 | 921 | public function getAutoGenerateProxyClasses() |
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| 220 | |||
| 221 | /** |
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| 222 | * Sets a boolean flag that indicates whether proxy classes should always be regenerated |
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| 223 | * during each script execution. |
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| 224 | * |
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| 225 | * @param boolean|int $bool Possible values are constants of Doctrine\Common\Proxy\AbstractProxyFactory |
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| 226 | */ |
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| 227 | public function setAutoGenerateProxyClasses($bool) |
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| 231 | |||
| 232 | /** |
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| 233 | * Gets the namespace where proxy classes reside. |
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| 234 | * |
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| 235 | * @return string |
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| 236 | */ |
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| 237 | 921 | public function getProxyNamespace() |
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| 242 | |||
| 243 | /** |
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| 244 | * Sets the namespace where proxy classes reside. |
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| 245 | * |
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| 246 | * @param string $ns |
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| 247 | */ |
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| 248 | 921 | public function setProxyNamespace($ns) |
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| 252 | |||
| 253 | /** |
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| 254 | * Sets the directory where Doctrine generates hydrator class files. |
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| 255 | * |
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| 256 | * @param string $dir |
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| 257 | */ |
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| 258 | 921 | public function setHydratorDir($dir) |
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| 262 | |||
| 263 | /** |
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| 264 | * Gets the directory where Doctrine generates hydrator class files. |
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| 265 | * |
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| 266 | * @return string |
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| 267 | */ |
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| 268 | 921 | public function getHydratorDir() |
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| 273 | |||
| 274 | /** |
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| 275 | * Gets a boolean flag that indicates whether hydrator classes should always be regenerated |
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| 276 | * during each script execution. |
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| 277 | * |
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| 278 | * @return boolean|integer Possible values are defined constants |
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| 279 | */ |
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| 280 | 921 | public function getAutoGenerateHydratorClasses() |
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| 285 | |||
| 286 | /** |
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| 287 | * Sets a boolean flag that indicates whether hydrator classes should always be regenerated |
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| 288 | * during each script execution. |
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| 289 | * |
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| 290 | * @param boolean|integer $bool |
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| 291 | */ |
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| 292 | public function setAutoGenerateHydratorClasses($bool) |
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| 296 | |||
| 297 | /** |
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| 298 | * Gets the namespace where hydrator classes reside. |
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| 299 | * |
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| 300 | * @return string |
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| 301 | */ |
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| 302 | 921 | public function getHydratorNamespace() |
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| 307 | |||
| 308 | /** |
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| 309 | * Sets the namespace where hydrator classes reside. |
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| 310 | * |
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| 311 | * @param string $ns |
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| 312 | */ |
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| 313 | 921 | public function setHydratorNamespace($ns) |
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| 317 | |||
| 318 | |||
| 319 | /** |
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| 320 | * Sets the default DB to use for all Documents that do not specify |
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| 321 | * a database. |
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| 322 | * |
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| 323 | * @param string $defaultDB |
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| 324 | */ |
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| 325 | 921 | public function setDefaultDB($defaultDB) |
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| 329 | |||
| 330 | /** |
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| 331 | * Gets the default DB to use for all Documents that do not specify a database. |
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| 332 | * |
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| 333 | * @return string $defaultDB |
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| 334 | */ |
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| 335 | 676 | public function getDefaultDB() |
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| 340 | |||
| 341 | /** |
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| 342 | * Set the class metadata factory class name. |
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| 343 | * |
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| 344 | * @param string $cmfName |
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| 345 | */ |
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| 346 | public function setClassMetadataFactoryName($cmfName) |
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| 350 | |||
| 351 | /** |
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| 352 | * Gets the class metadata factory class name. |
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| 353 | * |
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| 354 | * @return string |
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| 355 | */ |
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| 356 | 921 | public function getClassMetadataFactoryName() |
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| 363 | |||
| 364 | /** |
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| 365 | * Gets array of default commit options. |
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| 366 | * |
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| 367 | * @return array |
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| 368 | */ |
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| 369 | 554 | public function getDefaultCommitOptions() |
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| 377 | |||
| 378 | /** |
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| 379 | * Sets array of default commit options. |
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| 380 | * |
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| 381 | * @param boolean $defaultCommitOptions |
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| 382 | */ |
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| 383 | public function setDefaultCommitOptions($defaultCommitOptions) |
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| 387 | |||
| 388 | /** |
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| 389 | * Add a filter to the list of possible filters. |
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| 390 | * |
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| 391 | * @param string $name The name of the filter. |
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| 392 | * @param string $className The class name of the filter. |
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| 393 | * @param array $parameters The parameters for the filter. |
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| 394 | */ |
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| 395 | 921 | public function addFilter($name, $className, array $parameters = array()) |
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| 402 | |||
| 403 | /** |
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| 404 | * Gets the class name for a given filter name. |
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| 405 | * |
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| 406 | * @param string $name The name of the filter. |
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| 407 | * |
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| 408 | * @return string|null The filter class name, or null if it is undefined |
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| 409 | */ |
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| 410 | 22 | public function getFilterClassName($name) |
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| 416 | |||
| 417 | /** |
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| 418 | * Gets the parameters for a given filter name. |
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| 419 | * |
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| 420 | * @param string $name The name of the filter. |
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| 421 | * |
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| 422 | * @return array|null The filter parameters, or null if it is undefined |
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| 423 | */ |
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| 424 | 21 | public function getFilterParameters($name) |
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| 430 | |||
| 431 | /** |
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| 432 | * Sets default repository class. |
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| 433 | * |
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| 434 | * @param string $className |
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| 435 | * |
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| 436 | * @return void |
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| 437 | * |
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| 438 | * @throws MongoDBException If not is a ObjectRepository |
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| 439 | */ |
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| 440 | public function setDefaultRepositoryClassName($className) |
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| 450 | |||
| 451 | /** |
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| 452 | * Get default repository class. |
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| 453 | * |
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| 454 | * @return string |
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| 455 | */ |
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| 456 | 320 | public function getDefaultRepositoryClassName() |
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| 462 | |||
| 463 | /** |
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| 464 | * Set the document repository factory. |
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| 465 | * |
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| 466 | * @param RepositoryFactory $repositoryFactory |
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| 467 | */ |
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| 468 | public function setRepositoryFactory(RepositoryFactory $repositoryFactory) |
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| 472 | |||
| 473 | /** |
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| 474 | * Get the document repository factory. |
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| 475 | * |
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| 476 | * @return RepositoryFactory |
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| 477 | */ |
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| 478 | 921 | public function getRepositoryFactory() |
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| 484 | } |
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| 485 |