JsonEncoder.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\Serializer\Encoder;


/**
 * Encodes JSON data
 *
 * @author Jordi Boggiano <j.boggiano@seld.be>
 */
class JsonEncoder implements EncoderInterface, DecoderInterface {
  const FORMAT = 'json';

  /**
   * @var JsonEncode
   */
  protected $encodingImpl;

  /**
   * @var JsonDecode
   */
  protected $decodingImpl;
  public function __construct(JsonEncode $encodingImpl = null, JsonDecode $decodingImpl = null) {
    $this->encodingImpl = null === $encodingImpl ? new JsonEncode() : $encodingImpl;
    $this->decodingImpl = null === $decodingImpl ? new JsonDecode(true) : $decodingImpl;
  }

  /**
   * Returns the last encoding error (if any)
   *
   * @return integer
   */
  public function getLastEncodingError() {
    return $this->encodingImpl
      ->getLastError();
  }

  /**
   * Returns the last decoding error (if any)
   *
   * @return integer
   */
  public function getLastDecodingError() {
    return $this->decodingImpl
      ->getLastError();
  }

  /**
   * {@inheritdoc}
   */
  public function encode($data, $format) {
    return $this->encodingImpl
      ->encode($data, self::FORMAT);
  }

  /**
   * {@inheritdoc}
   */
  public function decode($data, $format) {
    return $this->decodingImpl
      ->decode($data, self::FORMAT);
  }

  /**
   * {@inheritdoc}
   */
  public function supportsEncoding($format) {
    return self::FORMAT === $format;
  }

  /**
   * {@inheritdoc}
   */
  public function supportsDecoding($format) {
    return self::FORMAT === $format;
  }

}