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April 11, 2017 16:55
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<?php | |
class Automobile | |
{ | |
private $vehicleMake; | |
private $vehicleModel; | |
public function __construct($make, $model) | |
{ | |
$this->vehicleMake = $make; | |
$this->vehicleModel = $model; | |
} | |
public function getMakeAndModel() | |
{ | |
return $this->vehicleMake . ' ' . $this->vehicleModel; | |
} | |
} | |
class AutomobileFactory | |
{ | |
public static function create($make, $model) | |
{ | |
return new Automobile($make, $model); | |
} | |
} | |
// have the factory create the Automobile object | |
$veyron = AutomobileFactory::create('Bugatti', 'Veyron'); | |
print_r($veyron->getMakeAndModel()); // outputs "Bugatti Veyron" |
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<?php | |
interface OutputInterface | |
{ | |
public function load(); | |
} | |
class SerializedArrayOutput implements OutputInterface | |
{ | |
public function load() | |
{ | |
return serialize($arrayOfData); | |
} | |
} | |
class JsonStringOutput implements OutputInterface | |
{ | |
public function load() | |
{ | |
return json_encode($arrayOfData); | |
} | |
} | |
class ArrayOutput implements OutputInterface | |
{ | |
public function load() | |
{ | |
return $arrayOfData; | |
} | |
} | |
?> | |
<!-- now modify --> | |
<?php | |
class SomeClient | |
{ | |
private $output; | |
public function setOutput(OutputInterface $outputType) | |
{ | |
$this->output = $outputType; | |
} | |
public function loadOutput() | |
{ | |
return $this->output->load(); | |
} | |
} | |
?> | |
<!-- now call it --> | |
<?php | |
$client = new SomeClient(); | |
// Want an array? | |
$client->setOutput(new ArrayOutput()); | |
$data = $client->loadOutput(); | |
// Want some JSON? | |
$client->setOutput(new JsonStringOutput()); | |
$data = $client->loadOutput(); | |
?> | |
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