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<?php |
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declare(strict_types = 1); |
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namespace Innmind\AMQP\Transport\Frame\Value; |
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use Innmind\AMQP\{ |
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Transport\Frame\Value, |
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Exception\UnboundedTextCannotBeWrapped, |
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}; |
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use Innmind\Math\Algebra\Integer; |
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use Innmind\Stream\Readable; |
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use Innmind\Immutable\{ |
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Str, |
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Sequence as Seq, |
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MapInterface, |
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Map, |
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}; |
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final class Table implements Value |
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{ |
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private $value; |
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private $original; |
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/** |
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* @param MapInterface<string, Value> $map |
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*/ |
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public function __construct(MapInterface $map) |
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{ |
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if ( |
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(string) $map->keyType() !== 'string' || |
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(string) $map->valueType() !== Value::class |
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) { |
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throw new \TypeError(sprintf( |
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'Argument 1 must be of type MapInterface<string, %s>', |
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Value::class |
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)); |
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} |
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$texts = $map->filter(static function(string $key, Value $value): bool { |
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return $value instanceof Text; |
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}); |
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if ($texts->size() > 0) { |
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1 |
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throw new UnboundedTextCannotBeWrapped; |
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} |
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$data = $map |
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->reduce( |
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new Seq, |
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static function(Seq $sequence, string $key, Value $value): Seq { |
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return $sequence |
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->add(new ShortString(new Str($key))) |
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->add(Symbols::symbol(get_class($value))) |
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->add($value); |
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} |
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) |
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->join('') |
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->toEncoding('ASCII'); |
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$this->value = (string) new UnsignedLongInteger( |
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new Integer($data->length()) |
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); |
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$this->value .= $data; |
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$this->original = $map; |
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} |
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public static function fromStream(Readable $stream): Value |
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{ |
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$length = UnsignedLongInteger::fromStream($stream)->original(); |
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$position = $stream->position()->toInt(); |
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$boundary = $position + $length->value(); |
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$map = new Map('string', Value::class); |
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while ($position < $boundary) { |
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$key = ShortString::fromStream($stream)->original(); |
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$class = Symbols::class((string) $stream->read(1)); |
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$map = $map->put((string) $key, [$class, 'fromStream']($stream)); |
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$position = $stream->position()->toInt(); |
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} |
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return new self($map); |
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} |
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/** |
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* @return MapInterface<string, Value> |
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*/ |
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public function original(): MapInterface |
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{ |
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return $this->original; |
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} |
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public function __toString(): string |
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{ |
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return $this->value; |
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} |
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} |
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Innmind /
AMQP
