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https://github.com/predis/predis.git
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Daniele Alessandri
9df9dbdedc
Multibulk response iterators will not be passed anymore to the response parser method of the command that generated the response. Pipeline and transaction abstractions still consume interators returned as response items.
89 lines
2.3 KiB
PHP
89 lines
2.3 KiB
PHP
<?php
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/*
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* This file is part of the Predis package.
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*
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* (c) Daniele Alessandri <suppakilla@gmail.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Predis\Iterator;
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use Predis\Connection\SingleConnectionInterface;
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/**
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* Streams a multibulk reply.
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*
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* @author Daniele Alessandri <suppakilla@gmail.com>
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*/
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class MultiBulkResponseSimple extends MultiBulkResponse
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{
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private $connection;
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/**
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* @param SingleConnectionInterface $connection Connection to Redis.
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* @param int $size Number of elements of the multibulk reply.
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*/
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public function __construct(SingleConnectionInterface $connection, $size)
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{
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$this->connection = $connection;
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$this->position = 0;
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$this->current = $size > 0 ? $this->getValue() : null;
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$this->replySize = $size;
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}
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/**
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* Handles the synchronization of the client with the Redis protocol
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* then PHP's garbage collector kicks in (e.g. then the iterator goes
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* out of the scope of a foreach).
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*/
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public function __destruct()
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{
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$this->sync(true);
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}
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/**
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* Synchronizes the client with the queued elements that have not been
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* read from the connection by consuming the rest of the multibulk reply,
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* or simply by dropping the connection.
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*
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* @param Boolean $drop True to synchronize the client by dropping the connection.
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* False to synchronize the client by consuming the multibulk reply.
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*/
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public function sync($drop = false)
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{
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if ($drop == true) {
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if ($this->valid()) {
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$this->position = $this->replySize;
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$this->connection->disconnect();
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}
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} else {
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while ($this->valid()) {
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$this->next();
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}
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}
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}
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/**
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* Reads the next item of the multibulk reply from the server.
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*
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* @return mixed
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*/
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protected function getValue()
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{
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return $this->connection->read();
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}
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/**
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* Returns an iterator that reads the multi-bulk response as a tuple.
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*
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* @return MultiBulkResponseTuple
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*/
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public function asTuple()
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{
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return new MultiBulkResponseTuple($this);
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}
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}
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