1. Home
2. 中文文档
3. 组件
4. Serializer组件
5. 如何使用serializer
6. 如何创建你的自定义Encoder

如何创建你的自定义Encoder

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

namespace AppBundle\Serializer;
 
use Symfony\Component\Serializer\Encoder\DecoderInterface;
use Symfony\Component\Serializer\Encoder\EncoderInterface;
use Symfony\Component\Yaml\Yaml;
 
class YamlEncoder implements EncoderInterface, DecoderInterface
{
    public function encode($data, $format, array $context = array())
    {
        return Yaml::dump($data);
    }
 
    public function supportsEncoding($format)
    {
        return 'yaml' === $format;
    }
 
    public function decode($data, $format, array $context = array())
    {
        return Yaml::parse($data);
    }
 
    public function supportsDecoding($format)
    {
        return 'yaml' === $format;
    }
}

1
2
3
4
5
6

# app/config/services.yml
services:
    app.yaml_encoder:
        class: AppBundle\Serializer\YamlEncoder
        tags:
            - { name: serializer.encoder }

1
2
3
4
5
6
7
8
9
10
11
12

<!-- app/config/services.xml -->
<?xml version="1.0" encoding="UTF-8" ?>
<container xmlns="http://symfony.com/schema/dic/services"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
 
    <services>
        <service id="app.yaml_encoder" class="AppBundle\Serializer\YamlEncoder">
            <tag name="serializer.encoder" />
        </service>
    </services>
</container>

1
2
3
4
5
6
7

// app/config/services.php
use AppBundle\Serializer\YamlEncoder;
 
$container
    ->register('app.yaml_encoder', YamlEncoder::class)
    ->addTag('serializer.encoder')
;

• « 如何使用序列化（Serializer）
• Encoders »