Complex classes like RelationalBuilder 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 RelationalBuilder, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 42 | class RelationalBuilder extends AbstractManagerBuilder |
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| 43 | { |
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| 44 | /** |
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| 45 | * Query cache driver. |
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| 46 | * |
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| 47 | * @var CacheProvider |
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| 48 | */ |
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| 49 | protected $queryCacheDriver; |
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| 50 | |||
| 51 | /** |
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| 52 | * Result cache driver. |
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| 53 | * |
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| 54 | * @var CacheProvider |
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| 55 | */ |
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| 56 | protected $resultCacheDriver; |
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| 57 | |||
| 58 | /** |
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| 59 | * Hydrator cache driver. |
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| 60 | * |
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| 61 | * @var CacheProvider |
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| 62 | */ |
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| 63 | protected $hydratorCacheDriver; |
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| 64 | |||
| 65 | /** |
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| 66 | * Naming strategy. |
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| 67 | * |
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| 68 | * @var NamingStrategy |
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| 69 | */ |
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| 70 | protected $namingStrategy; |
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| 71 | |||
| 72 | /** |
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| 73 | * Quote strategy. |
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| 74 | * |
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| 75 | * @var QuoteStrategy |
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| 76 | */ |
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| 77 | protected $quoteStrategy; |
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| 78 | |||
| 79 | /** |
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| 80 | * Second level cache configuration. |
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| 81 | * |
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| 82 | * @var CacheConfiguration |
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| 83 | */ |
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| 84 | protected $secondCacheConfig; |
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| 85 | |||
| 86 | /** |
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| 87 | * SQL logger. |
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| 88 | * |
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| 89 | * @var SQLLogger |
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| 90 | */ |
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| 91 | protected $SQLLogger; |
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| 92 | |||
| 93 | /** |
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| 94 | * {@inheritdoc} |
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| 95 | */ |
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| 96 | protected function getDefaultOptions() |
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| 97 | { |
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| 98 | return [ |
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| 99 | 'connection' => [], // Array or \Doctrine\DBAL\Connection |
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| 100 | 'proxies_namespace' => 'DoctrineRDBMSORMProxy', |
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| 101 | 'metadata_cache_namespace' => 'DoctrineRDBMSORMMetadataCache', |
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| 102 | 'query_cache_namespace' => 'DoctrineRDBMSORMQueryCache', |
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| 103 | 'result_cache_namespace' => 'DoctrineRDBMSORMResultCache', |
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| 104 | 'hydrator_cache_namespace' => 'DoctrineRDBMSORMHydratorCache', |
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| 105 | 'default_repository_class' => EntityRepository::class, |
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| 106 | 'second_level_cache_enable' => false, |
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| 107 | ]; |
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| 108 | } |
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| 109 | |||
| 110 | /** |
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| 111 | * {@inheritdoc} |
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| 112 | */ |
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| 113 | protected function wipe() |
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| 114 | { |
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| 115 | $this->manager = null; |
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| 116 | $this->mappingDriver = null; |
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| 117 | $this->metadataCacheDriver = null; |
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| 118 | $this->eventManager = null; |
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| 119 | $this->queryCacheDriver = null; |
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| 120 | $this->resultCacheDriver = null; |
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| 121 | $this->namingStrategy = null; |
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| 122 | $this->quoteStrategy = null; |
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| 123 | $this->SQLLogger = null; |
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| 124 | } |
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| 125 | |||
| 126 | /** |
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| 127 | * {@inheritdoc} |
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| 128 | * |
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| 129 | * @throws \Doctrine\DBAL\DBALException |
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| 130 | * @throws \Doctrine\ORM\ORMException |
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| 131 | * @throws \InvalidArgumentException |
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| 132 | * @throws \RuntimeException |
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| 133 | * @throws \UnexpectedValueException |
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| 134 | * |
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| 135 | * @return EntityManager |
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| 136 | */ |
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| 137 | protected function buildManager() |
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| 138 | { |
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| 139 | $config = new Configuration(); |
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| 140 | |||
| 141 | $this->setUpGeneralConfigurations($config); |
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| 142 | $this->setUpSpecificConfigurations($config); |
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| 143 | |||
| 144 | $eventManager = $this->getEventManager(); |
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| 145 | if ($this->getEventSubscribers() !== null) { |
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| 146 | /* @var array $eventSubscribers */ |
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| 147 | $eventSubscribers = $this->getEventSubscribers(); |
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| 148 | |||
| 149 | foreach ($eventSubscribers as $eventSubscriber) { |
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| 150 | $eventManager->addEventSubscriber($eventSubscriber); |
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| 151 | } |
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| 152 | } |
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| 153 | |||
| 154 | $entityManager = EntityManager::create($this->getOption('connection'), $config, $eventManager); |
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| 155 | |||
| 156 | $customMappingTypes = $this->getCustomMappingTypes(); |
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| 157 | |||
| 158 | $platform = $entityManager->getConnection()->getDatabasePlatform(); |
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| 159 | foreach ($this->getCustomTypes() as $type => $class) { |
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| 160 | if (Type::hasType($type)) { |
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| 161 | Type::overrideType($type, $class); |
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| 162 | } else { |
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| 163 | Type::addType($type, $class); |
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| 164 | } |
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| 165 | |||
| 166 | $platform->registerDoctrineTypeMapping( |
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| 167 | $type, |
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| 168 | array_key_exists($type, $customMappingTypes) ? $customMappingTypes[$type] : $type |
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| 169 | ); |
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| 170 | } |
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| 171 | |||
| 172 | return $entityManager; |
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| 173 | } |
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| 174 | |||
| 175 | /** |
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| 176 | * Set up general manager configurations. |
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| 177 | * |
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| 178 | * @param Configuration $config |
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| 179 | */ |
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| 180 | protected function setUpGeneralConfigurations(Configuration $config) |
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| 199 | |||
| 200 | /** |
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| 201 | * Set up manager specific configurations. |
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| 202 | * |
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| 203 | * @param Configuration $config |
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| 204 | */ |
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| 205 | protected function setUpSpecificConfigurations(Configuration $config) |
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| 228 | |||
| 229 | /** |
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| 230 | * {@inheritdoc} |
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| 231 | */ |
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| 232 | protected function getAnnotationMappingDriver(array $paths) |
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| 236 | |||
| 237 | /** |
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| 238 | * {@inheritdoc} |
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| 239 | */ |
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| 240 | protected function getXmlMappingDriver(array $paths, $extension = null) |
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| 246 | |||
| 247 | /** |
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| 248 | * {@inheritdoc} |
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| 249 | */ |
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| 250 | protected function getYamlMappingDriver(array $paths, $extension = null) |
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| 256 | |||
| 257 | /** |
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| 258 | * {@inheritdoc} |
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| 259 | * |
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| 260 | * @throws \InvalidArgumentException |
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| 261 | * |
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| 262 | * @return RepositoryFactory|null |
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| 263 | */ |
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| 264 | protected function getRepositoryFactory() |
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| 281 | |||
| 282 | /** |
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| 283 | * Retrieve query cache driver. |
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| 284 | * |
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| 285 | * @throws \InvalidArgumentException |
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| 286 | * |
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| 287 | * @return CacheProvider |
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| 288 | */ |
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| 289 | public function getQueryCacheDriver() |
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| 300 | |||
| 301 | /** |
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| 302 | * Set query cache driver. |
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| 303 | * |
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| 304 | * @param CacheProvider $queryCacheDriver |
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| 305 | */ |
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| 306 | public function setQueryCacheDriver(CacheProvider $queryCacheDriver) |
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| 310 | |||
| 311 | /** |
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| 312 | * Retrieve result cache driver. |
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| 313 | * |
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| 314 | * @throws \InvalidArgumentException |
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| 315 | * |
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| 316 | * @return CacheProvider |
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| 317 | */ |
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| 318 | public function getResultCacheDriver() |
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| 329 | |||
| 330 | /** |
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| 331 | * Set result cache driver. |
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| 332 | * |
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| 333 | * @param CacheProvider $resultCacheDriver |
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| 334 | */ |
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| 335 | public function setResultCacheDriver(CacheProvider $resultCacheDriver) |
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| 339 | |||
| 340 | /** |
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| 341 | * Retrieve hydrator cache driver. |
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| 342 | * |
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| 343 | * @throws \InvalidArgumentException |
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| 344 | * |
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| 345 | * @return CacheProvider |
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| 346 | */ |
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| 347 | public function getHydratorCacheDriver() |
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| 358 | |||
| 359 | /** |
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| 360 | * Set hydrator cache driver. |
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| 361 | * |
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| 362 | * @param CacheProvider $hydratorCacheDriver |
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| 363 | */ |
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| 364 | public function setHydratorCacheDriver(CacheProvider $hydratorCacheDriver) |
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| 368 | |||
| 369 | /** |
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| 370 | * Get cache driver. |
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| 371 | * |
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| 372 | * @param string $cacheNamespace |
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| 373 | * @param CacheProvider|null $cacheDriver |
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| 374 | * |
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| 375 | * @return CacheProvider |
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| 376 | */ |
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| 377 | protected function getCacheDriver($cacheNamespace, CacheProvider $cacheDriver = null) |
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| 390 | |||
| 391 | /** |
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| 392 | * Retrieve naming strategy. |
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| 393 | * |
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| 394 | * @return NamingStrategy |
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| 395 | */ |
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| 396 | protected function getNamingStrategy() |
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| 410 | |||
| 411 | /** |
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| 412 | * Retrieve quote strategy. |
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| 413 | * |
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| 414 | * @throws \InvalidArgumentException |
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| 415 | * |
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| 416 | * @return QuoteStrategy |
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| 417 | */ |
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| 418 | protected function getQuoteStrategy() |
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| 432 | |||
| 433 | /** |
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| 434 | * Retrieve second level cache configuration. |
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| 435 | * |
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| 436 | * @return CacheConfiguration|null |
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| 437 | */ |
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| 438 | protected function getSecondLevelCacheConfiguration() |
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| 450 | |||
| 451 | /** |
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| 452 | * Retrieve SQL logger. |
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| 453 | * |
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| 454 | * @return SQLLogger|null |
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| 455 | */ |
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| 456 | protected function getSQLLogger() |
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| 468 | |||
| 469 | /** |
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| 470 | * Retrieve custom DQL string functions. |
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| 471 | * |
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| 472 | * @return array |
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| 473 | */ |
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| 474 | protected function getCustomStringFunctions() |
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| 486 | |||
| 487 | /** |
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| 488 | * Retrieve custom DQL numeric functions. |
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| 489 | * |
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| 490 | * @return array |
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| 491 | */ |
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| 492 | protected function getCustomNumericFunctions() |
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| 504 | |||
| 505 | /** |
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| 506 | * Retrieve custom DQL date time functions. |
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| 507 | * |
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| 508 | * @return array |
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| 509 | */ |
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| 510 | protected function getCustomDateTimeFunctions() |
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| 522 | |||
| 523 | /** |
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| 524 | * Retrieve custom DBAL types. |
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| 525 | * |
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| 526 | * @return array |
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| 527 | */ |
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| 528 | protected function getCustomTypes() |
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| 540 | |||
| 541 | /** |
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| 542 | * Retrieve custom DBAL mapping types. |
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| 543 | * |
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| 544 | * @return array |
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| 545 | */ |
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| 546 | protected function getCustomMappingTypes() |
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| 558 | |||
| 559 | /** |
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| 560 | * Get custom registered filters. |
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| 561 | * |
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| 562 | * @return array |
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| 563 | */ |
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| 564 | protected function getCustomFilters() |
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| 576 | |||
| 577 | /** |
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| 578 | * {@inheritdoc} |
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| 579 | * |
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| 580 | * @throws \Doctrine\DBAL\DBALException |
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| 581 | * @throws \Doctrine\ORM\ORMException |
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| 582 | * @throws \InvalidArgumentException |
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| 583 | * @throws \RuntimeException |
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| 584 | * @throws \Symfony\Component\Console\Exception\InvalidArgumentException |
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| 585 | * @throws \Symfony\Component\Console\Exception\LogicException |
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| 586 | * @throws \UnexpectedValueException |
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| 587 | * |
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| 588 | * @return Command[] |
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| 589 | */ |
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| 590 | public function getConsoleCommands() |
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| 645 | |||
| 646 | /** |
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| 647 | * Get console helper set. |
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| 648 | * |
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| 649 | * @return \Symfony\Component\Console\Helper\HelperSet |
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| 650 | */ |
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| 651 | protected function getConsoleHelperSet() |
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| 661 | } |
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| 662 |