CakeFest 2017 NYC, the Official CakePHP Conference


(PECL sam >= 0.1.0)

SAMConnection::peek Read a message from a queue without removing it from the queue.


SAMMessage SAMConnection::peek ( string $target [, array $properties ] )



The identity of the queue from which to peek the message.


An optional associative array of properties describing other parameters to control the peek operation.

Property name Possible values
SAM_CORRELID This is the target correlation id string of the message. This would typically have been returned by a "send" request.
SAM_MESSAGEID This is the message id string of the message which is to be peeked.

Zwracane wartości

This method returns a SAMMessage object or FALSE if an error occurs.


Przykład #1 Retrieve the next message from a queue without removing it


if (!
$msg) {
// The peek failed!
echo "Peek failed ($conn->errno$conn->error";

Przykład #2 Retrieve a specific message from a queue without removing it from the queue


$conn->peek('queue://receive/test', array(SAM_MESSAGEID => $messageId));


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