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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| 55 | class GsonBuilder |
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| 56 | { |
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| 57 | /** |
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| 58 | * Array of type adapter factories |
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| 59 | * |
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| 60 | * @var TypeAdapterFactory[] |
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| 61 | */ |
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| 62 | private $typeAdapterFactories = []; |
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| 63 | |||
| 64 | /** |
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| 65 | * @var InstanceCreator[] |
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| 66 | */ |
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| 67 | private $instanceCreators = []; |
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| 68 | |||
| 69 | /** |
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| 70 | * Strategy for converting property names to serialized names |
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| 71 | * |
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| 72 | * @var PropertyNamingStrategy |
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| 73 | */ |
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| 74 | private $propertyNamingStrategy; |
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| 75 | |||
| 76 | /** |
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| 77 | * Property naming policy |
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| 78 | * |
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| 79 | * Defaults to converting camel case to snake case |
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| 80 | * |
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| 81 | * @var string |
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| 82 | */ |
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| 83 | private $propertyNamingPolicy = PropertyNamingPolicy::LOWER_CASE_WITH_UNDERSCORES; |
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| 84 | |||
| 85 | /** |
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| 86 | * Strategy for converting property names to method names |
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| 87 | * |
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| 88 | * @var MethodNamingStrategy |
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| 89 | */ |
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| 90 | private $methodNamingStrategy; |
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| 91 | |||
| 92 | /** |
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| 93 | * The version that should be used with Since/Until annotations |
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| 94 | * |
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| 95 | * @var string |
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| 96 | */ |
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| 97 | private $version; |
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| 98 | |||
| 99 | /** |
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| 100 | * Modifiers from [@see ReflectionProperty] that should be excluded |
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| 101 | * |
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| 102 | * @var int |
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| 103 | */ |
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| 104 | private $excludedModifiers = ReflectionProperty::IS_STATIC; |
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| 105 | |||
| 106 | /** |
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| 107 | * True if the [@see Expose] annotation is required for serialization/deserialization |
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| 108 | * |
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| 109 | * @var bool |
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| 110 | */ |
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| 111 | private $requireExpose = false; |
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| 112 | |||
| 113 | /** |
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| 114 | * An array of [@see ExclusionStrategy] objects |
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| 115 | * |
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| 116 | * @var ExclusionStrategy[] |
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| 117 | */ |
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| 118 | private $exclusionStrategies = []; |
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| 119 | |||
| 120 | /** |
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| 121 | * If we should serialize nulls, defaults to false |
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| 122 | * |
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| 123 | * @var bool |
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| 124 | */ |
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| 125 | private $serializeNull = false; |
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| 126 | |||
| 127 | /** |
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| 128 | * Default format for DateTimes |
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| 129 | * |
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| 130 | * @var string |
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| 131 | */ |
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| 132 | private $dateTimeFormat = DateTime::ATOM; |
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| 133 | |||
| 134 | /** |
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| 135 | * A cache interface to be used in place of defaults |
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| 136 | * |
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| 137 | * If this is set, [@see GsonBuilder::$enableCache] will be ignored |
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| 138 | * |
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| 139 | * @var CacheInterface |
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| 140 | */ |
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| 141 | private $cache; |
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| 142 | |||
| 143 | /** |
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| 144 | * True if we should be caching |
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| 145 | * |
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| 146 | * @var bool |
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| 147 | */ |
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| 148 | private $enableCache = false; |
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| 149 | |||
| 150 | /** |
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| 151 | * Cache directory, if set this enabled filesystem caching |
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| 152 | * |
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| 153 | * @var string |
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| 154 | */ |
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| 155 | private $cacheDir; |
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| 156 | |||
| 157 | /** |
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| 158 | * Add a custom type adapter |
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| 159 | * |
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| 160 | * @param TypeAdapterFactory $typeAdapterFactory |
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| 161 | * @return GsonBuilder |
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| 162 | */ |
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| 163 | 16 | public function addTypeAdapterFactory(TypeAdapterFactory $typeAdapterFactory): GsonBuilder |
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| 169 | |||
| 170 | /** |
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| 171 | * Adds a [@see Discriminator] as a type adapter factory |
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| 172 | * |
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| 173 | * @param string $type |
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| 174 | * @param Discriminator $discriminator |
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| 175 | * @return GsonBuilder |
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| 176 | */ |
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| 177 | 3 | public function addDiscriminator(string $type, Discriminator $discriminator): GsonBuilder |
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| 188 | |||
| 189 | /** |
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| 190 | * Add custom handling for a specific type |
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| 191 | * |
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| 192 | * Handler objects may be of types: TypeAdapter, JsonSerializer, or JsonDeserializer. Passing |
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| 193 | * $strict=true will match the specified type exactly, as opposed to checking anywhere in the |
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| 194 | * inheritance chain. |
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| 195 | * |
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| 196 | * @param string $type |
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| 197 | * @param $handler |
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| 198 | * @param bool $strict |
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| 199 | * @return GsonBuilder |
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| 200 | */ |
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| 201 | 7 | public function registerType(string $type, $handler, bool $strict = false): GsonBuilder |
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| 229 | |||
| 230 | /** |
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| 231 | * Add an [@see InstanceCreator] for a given type |
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| 232 | * |
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| 233 | * @param string $type |
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| 234 | * @param InstanceCreator $instanceCreator |
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| 235 | * @return GsonBuilder |
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| 236 | */ |
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| 237 | 2 | public function addInstanceCreator(string $type, InstanceCreator $instanceCreator): GsonBuilder |
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| 244 | |||
| 245 | /** |
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| 246 | * Set the version to be used with [@see Since] and [@see Until] annotations |
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| 247 | * |
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| 248 | * @param string $version |
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| 249 | * @return GsonBuilder |
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| 250 | */ |
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| 251 | 4 | public function setVersion(string $version): GsonBuilder |
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| 257 | |||
| 258 | /** |
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| 259 | * Set the property modifiers that should be excluded based on [@see \ReflectionProperty] |
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| 260 | * |
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| 261 | * This number is a bitmap, so ReflectionProperty::IS_STATIC will exclude all static properties. |
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| 262 | * Likewise, passing (ReflectionProperty::IS_STATIC | ReflectionProperty::IS_PRIVATE) will exclude |
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| 263 | * all static and private properties. |
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| 264 | * |
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| 265 | * @param int $modifiers |
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| 266 | * @return GsonBuilder |
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| 267 | */ |
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| 268 | 2 | public function setExcludedModifier(int $modifiers): GsonBuilder |
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| 274 | |||
| 275 | /** |
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| 276 | * Require the [@see Expose] annotation to serialize or deserialize property |
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| 277 | * |
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| 278 | * @return GsonBuilder |
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| 279 | */ |
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| 280 | 2 | public function requireExposeAnnotation(): GsonBuilder |
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| 286 | |||
| 287 | /** |
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| 288 | * Add an exclusion strategy that should be used during serialization/deserialization |
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| 289 | * |
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| 290 | * @param ExclusionStrategy $strategy |
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| 291 | * @param bool $serialization |
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| 292 | * @param bool $deserialization |
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| 293 | * @return GsonBuilder |
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| 294 | */ |
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| 295 | 3 | public function addExclusionStrategy(ExclusionStrategy $strategy, bool $serialization, bool $deserialization): GsonBuilder |
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| 301 | |||
| 302 | /** |
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| 303 | * Set a custom property naming strategy |
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| 304 | * |
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| 305 | * @param PropertyNamingStrategy $propertyNamingStrategy |
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| 306 | * @return GsonBuilder |
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| 307 | */ |
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| 308 | 1 | public function setPropertyNamingStrategy(PropertyNamingStrategy $propertyNamingStrategy): GsonBuilder |
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| 314 | |||
| 315 | /** |
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| 316 | * Set one of [@see PropertyNamingPolicy] |
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| 317 | * |
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| 318 | * @param string $policy |
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| 319 | * @return GsonBuilder |
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| 320 | */ |
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| 321 | 1 | public function setPropertyNamingPolicy(string $policy): GsonBuilder |
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| 327 | |||
| 328 | /** |
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| 329 | * Set a custom method naming strategy |
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| 330 | * |
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| 331 | * @param MethodNamingStrategy $methodNamingStrategy |
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| 332 | * @return GsonBuilder |
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| 333 | */ |
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| 334 | 1 | public function setMethodNamingStrategy(MethodNamingStrategy $methodNamingStrategy): GsonBuilder |
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| 340 | |||
| 341 | /** |
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| 342 | * Set whether we should serialize null |
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| 343 | * |
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| 344 | * @return GsonBuilder |
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| 345 | */ |
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| 346 | 1 | public function serializeNull(): GsonBuilder |
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| 352 | |||
| 353 | /** |
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| 354 | * Set the default datetime format |
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| 355 | * |
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| 356 | * @param string $format |
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| 357 | * @return GsonBuilder |
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| 358 | */ |
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| 359 | 1 | public function setDateTimeFormat(string $format): GsonBuilder |
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| 365 | |||
| 366 | /** |
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| 367 | * Override default cache adapters |
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| 368 | * |
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| 369 | * @param CacheInterface $cache |
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| 370 | * @return GsonBuilder |
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| 371 | */ |
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| 372 | 1 | public function setCache(CacheInterface $cache): GsonBuilder |
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| 378 | |||
| 379 | |||
| 380 | /** |
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| 381 | * Set whether caching is enabled |
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| 382 | * |
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| 383 | * @param bool $enableCache |
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| 384 | * @return GsonBuilder |
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| 385 | */ |
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| 386 | 2 | public function enableCache(bool $enableCache): GsonBuilder |
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| 392 | |||
| 393 | /** |
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| 394 | * Setting a cache directory will turn on filesystem caching |
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| 395 | * |
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| 396 | * @param string $cacheDir |
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| 397 | * @return GsonBuilder |
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| 398 | */ |
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| 399 | 2 | public function setCacheDir(string $cacheDir): GsonBuilder |
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| 405 | |||
| 406 | /** |
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| 407 | * Builds a new [@see Gson] object based on configuration set |
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| 408 | * |
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| 409 | * @return Gson |
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| 410 | * @throws \LogicException |
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| 411 | */ |
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| 412 | 42 | public function build(): Gson |
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| 456 | |||
| 457 | /** |
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| 458 | * Merges default factories with user provided factories |
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| 459 | * |
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| 460 | * @param PropertyCollectionFactory $propertyCollectionFactory |
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| 461 | * @param Excluder $excluder |
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| 462 | * @param AnnotationReaderAdapter $annotationReader |
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| 463 | * @param MetadataFactory $metadataFactory |
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| 464 | * @param ConstructorConstructor $constructorConstructor |
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| 465 | * @return array|TypeAdapterFactory[] |
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| 466 | */ |
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| 467 | 41 | private function getTypeAdapterFactories( |
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| 499 | } |
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| 500 |