Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php  | 
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| 18 | final class DoctrineDbalServiceProvider implements ServiceProviderInterface  | 
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| 19 | { | 
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| 20 | /**  | 
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| 21 | * @param Container $container  | 
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| 22 | */  | 
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| 23 | 3 | public function register(Container $container)  | 
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| 24 |     { | 
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| 25 | 3 | $container['doctrine.dbal.db'] = $this->getDbDefinition($container);  | 
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| 26 | 3 | $container['doctrine.dbal.db.cache_factory.apcu'] = $this->getDbApcuCacheFactoryDefinition($container);  | 
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| 27 | 3 | $container['doctrine.dbal.db.cache_factory.array'] = $this->getDbArrayCacheFactoryDefinition($container);  | 
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| 28 | 3 | $container['doctrine.dbal.db.config'] = $this->getDbConfigDefinition($container);  | 
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| 29 | 3 | $container['doctrine.dbal.db.default_options'] = $this->getDbDefaultOptions();  | 
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| 30 | 3 | $container['doctrine.dbal.db.event_manager'] = $this->getDbEventManagerDefinition($container);  | 
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| 31 | 3 | $container['doctrine.dbal.dbs'] = $this->getDbsDefinition($container);  | 
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| 32 | 3 | $container['doctrine.dbal.dbs.config'] = $this->getDbsConfigDefinition($container);  | 
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| 33 | 3 | $container['doctrine.dbal.dbs.event_manager'] = $this->getDbsEventManagerDefinition($container);  | 
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| 34 | 3 | $container['doctrine.dbal.dbs.options.initializer'] = $this->getDbsOptionsInitializerDefinition($container);  | 
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| 35 | 3 | $container['doctrine.dbal.types'] = [];  | 
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| 36 | 3 | }  | 
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| 37 | |||
| 38 | /**  | 
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| 39 | * @param Container $container  | 
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| 40 | *  | 
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| 41 | * @return callable  | 
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| 42 | */  | 
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| 43 | private function getDbDefinition(Container $container): callable  | 
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| 44 |     { | 
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| 45 | 3 |         return function () use ($container) { | 
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| 46 | 2 | $dbs = $container['doctrine.dbal.dbs'];  | 
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| 47 | |||
| 48 | 2 | return $dbs[$container['doctrine.dbal.dbs.default']];  | 
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| 49 | 3 | };  | 
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| 50 | }  | 
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| 51 | |||
| 52 | /**  | 
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| 53 | * @param Container $container  | 
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| 54 | *  | 
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| 55 | * @return callable  | 
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| 56 | */  | 
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| 57 | private function getDbApcuCacheFactoryDefinition(Container $container): callable  | 
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| 58 |     { | 
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| 59 | 3 |         return $container->protect(function (array $options) use ($container) { | 
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| 60 | 1 | return new ApcuCache();  | 
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| 61 | 3 | });  | 
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| 62 | }  | 
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| 63 | |||
| 64 | /**  | 
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| 65 | * @param Container $container  | 
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| 66 | *  | 
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| 67 | * @return callable  | 
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| 68 | */  | 
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| 69 | private function getDbArrayCacheFactoryDefinition(Container $container): callable  | 
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| 70 |     { | 
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| 71 | 3 |         return $container->protect(function (array $options) use ($container) { | 
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| 72 | 1 | return new ArrayCache();  | 
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| 73 | 3 | });  | 
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| 74 | }  | 
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| 75 | |||
| 76 | /**  | 
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| 77 | * @param Container $container  | 
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| 78 | *  | 
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| 79 | * @return callable  | 
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| 80 | */  | 
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| 81 | private function getDbConfigDefinition(Container $container): callable  | 
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| 82 |     { | 
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| 83 | 3 |         return function () use ($container) { | 
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| 84 | 3 | $dbs = $container['doctrine.dbal.dbs.config'];  | 
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| 85 | |||
| 86 | 3 | return $dbs[$container['doctrine.dbal.dbs.default']];  | 
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| 87 | 3 | };  | 
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| 88 | }  | 
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| 89 | |||
| 90 | /**  | 
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| 91 | * @return array  | 
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| 92 | */  | 
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| 93 | 3 | private function getDbDefaultOptions(): array  | 
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| 94 |     { | 
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| 95 | return [  | 
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| 96 | 3 | 'configuration' => [  | 
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| 97 | 'auto_commit' => true,  | 
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| 98 | 'cache.result' => 'array',  | 
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| 99 | 'filter_schema_assets_expression' => null,  | 
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| 100 | ],  | 
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| 101 | 'connection' => [  | 
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| 102 | 'charset' => 'utf8mb4',  | 
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| 103 | 'dbname' => null,  | 
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| 104 | 'driver' => 'pdo_mysql',  | 
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| 105 | 'host' => 'localhost',  | 
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| 106 | 'password' => null,  | 
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| 107 | 'path' => null,  | 
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| 108 | 'port' => 3306,  | 
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| 109 | 'user' => 'root',  | 
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| 110 | ],  | 
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| 111 | ];  | 
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| 112 | }  | 
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| 113 | |||
| 114 | /**  | 
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| 115 | * @param Container $container  | 
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| 116 | *  | 
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| 117 | * @return callable  | 
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| 118 | */  | 
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| 119 | private function getDbEventManagerDefinition(Container $container): callable  | 
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| 120 |     { | 
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| 121 | 3 |         return function () use ($container) { | 
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| 122 | 3 | $dbs = $container['doctrine.dbal.dbs.event_manager'];  | 
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| 123 | |||
| 124 | 3 | return $dbs[$container['doctrine.dbal.dbs.default']];  | 
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| 125 | 3 | };  | 
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| 126 | }  | 
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| 127 | |||
| 128 | /**  | 
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| 129 | * @param Container $container  | 
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| 130 | *  | 
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| 131 | * @return callable  | 
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| 132 | */  | 
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| 133 | private function getDbsDefinition(Container $container): callable  | 
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| 134 |     { | 
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| 135 | 3 |         return function () use ($container) { | 
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| 136 | 3 | $container['doctrine.dbal.dbs.options.initializer']();  | 
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| 137 | |||
| 138 | 3 | $dbs = new Container();  | 
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| 139 | 3 |             foreach ($container['doctrine.dbal.dbs.options'] as $name => $options) { | 
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| 140 | 3 |                 if ($container['doctrine.dbal.dbs.default'] === $name) { | 
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| 141 | 3 | $config = $container['doctrine.dbal.db.config'];  | 
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| 142 | 3 | $manager = $container['doctrine.dbal.db.event_manager'];  | 
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| 143 |                 } else { | 
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| 144 | 1 | $config = $container['doctrine.dbal.dbs.config'][$name];  | 
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| 145 | 1 | $manager = $container['doctrine.dbal.dbs.event_manager'][$name];  | 
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| 146 | }  | 
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| 147 | |||
| 148 | 3 |                 $dbs[$name] = function () use ($options, $config, $manager) { | 
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| 149 | 3 | return DriverManager::getConnection($options['connection'], $config, $manager);  | 
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| 150 | 3 | };  | 
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| 151 | }  | 
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| 152 | |||
| 153 | 3 | return $dbs;  | 
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| 154 | 3 | };  | 
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| 155 | }  | 
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| 156 | |||
| 157 | /**  | 
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| 158 | * @param Container $container  | 
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| 159 | *  | 
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| 160 | * @return callable  | 
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| 161 | */  | 
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| 162 | private function getDbsConfigDefinition(Container $container): callable  | 
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| 163 |     { | 
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| 164 | 3 |         return function () use ($container) { | 
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| 165 | 3 | $container['doctrine.dbal.dbs.options.initializer']();  | 
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| 166 | |||
| 167 | 3 | $addLogger = $container['logger'] ?? false;  | 
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| 168 | |||
| 169 | 3 | $configs = new Container();  | 
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| 170 | 3 |             foreach ($container['doctrine.dbal.dbs.options'] as $name => $options) { | 
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| 171 | 3 |                 $configs[$name] = function () use ($addLogger, $container, $name, $options) { | 
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| 172 | 3 | $configOptions = $options['configuration'];  | 
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| 173 | |||
| 174 | 3 | $config = new Configuration();  | 
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| 175 | |||
| 176 | 3 |                     if ($addLogger) { | 
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| 177 | 2 | $config->setSQLLogger(new DoctrineDbalLogger($container['logger']));  | 
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| 178 | }  | 
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| 179 | |||
| 180 | 3 | $config->setResultCacheImpl(static::getCache($container, $configOptions['cache.result']));  | 
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| 181 | |||
| 182 | 3 | $config->setFilterSchemaAssetsExpression($configOptions['filter_schema_assets_expression']);  | 
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| 183 | 3 | $config->setAutoCommit($configOptions['auto_commit']);  | 
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| 184 | |||
| 185 | 3 | return $config;  | 
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| 186 | 3 | };  | 
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| 187 | }  | 
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| 188 | |||
| 189 | 3 | return $configs;  | 
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| 190 | 3 | };  | 
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| 191 | }  | 
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| 192 | |||
| 193 | /**  | 
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| 194 | * @param Container $container  | 
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| 195 | *  | 
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| 196 | * @return callable  | 
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| 197 | */  | 
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| 198 | View Code Duplication | private function getDbsEventManagerDefinition(Container $container): callable  | 
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| 213 | |||
| 214 | /**  | 
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| 215 | * @param Container $container  | 
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| 216 | *  | 
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| 217 | * @return callable  | 
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| 218 | */  | 
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| 219 | private function getDbsOptionsInitializerDefinition(Container $container): callable  | 
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| 256 | |||
| 257 | /**  | 
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| 258 | * @param Container $container  | 
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| 259 | * @param string|array $cacheDefinition  | 
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| 260 | *  | 
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| 261 | * @return Cache  | 
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| 262 | *  | 
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| 263 | * @throws \InvalidArgumentException  | 
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| 264 | */  | 
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| 265 | 3 | public static function getCache(Container $container, $cacheDefinition): Cache  | 
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| 283 | }  | 
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| 284 | 
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.