AMQPQueue::ack

(PECL amqp >= Unknown)

AMQPQueue::ack — Acknowledge the receipt of a message

Açıklama

public bool AMQPQueue::ack ( int $delivery_tag [, int $flags = AMQP_NOPARAM ] )

This method allows the acknowledgement of a message that is retrieved without the AMQP_AUTOACK flag through AMQPQueue::get() or AMQPQueue::consume()

Değiştirgeler

delivery_tag: The message delivery tag of which to acknowledge receipt.
flags: The only valid flag that can be passed is AMQP_MULTIPLE.

Hatalar/İstisnalar

Throws AMQPChannelException if the channel is not open.

Throws AMQPConnectionException if the connection to the broker was lost.

Dönen Değerler

Başarı durumunda TRUE, başarısızlık durumunda FALSE döner.

Örnekler

Örnek 1 AMQPQueue::ack() example with AMQPQueue::get()


<?php

/* Create a connection using all default credentials: */
$connection = new AMQPConnection();
$connection->connect();

$channel = new AMQPChannel($connection);

/* create a queue object */
$queue = new AMQPQueue($channel);

//declare the queue
$queue->declare('myqueue');

//get the next message, but don't mark it as delivered
$message = $queue->get(AMQP_NOPARAM);

echo $message['msg'];

//acknowledge the message as received
$queue->ack($message['delivery_tag']);

?>

Örnek 2 AMQPQueue::ack() example with AMQPQueue::consume()


<?php

/* Create a connection using all default credentials: */
$connection = new AMQPConnection();
$connection->connect();

/* create a queue object */
$queue = new AMQPQueue($connection);

//declare the queue
$queue->declare('myqueue');

$options = array(
    'min' => 1,
    'max' => 10,
    'ack' => false
);

//get the messages, but don't mark them as delivered
$messages = $queue->consume($options);

foreach ($messages as $message) {
    echo $message['message_body'];
    //acknowledge the message as received
    $queue->ack($message['delivery_tag']);
}

?>