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Messaging operations

All messaging operations are performed through calls to methods on the connection object. To add a message to a queue the "send" method is used, to obtain a message from a queue the "receive" method is used. Other methods provide publish and subscribe functionality and control of transaction boundaries.

Example #1 Adding a message to a queue and receiving a response

<?php
$msg 
= new  SAMMessage ( 'This is a simple text message' );
$msg -> header -> SAM_REPLY_TO  'queue://receive/test' ;
$correlid  $conn -> send ( 'queue://send/test' $msg );

if (!
$correlid ) {
  
// The Send failed!
  
echo  "Send failed ( $conn -> errno $conn -> error " ;
} else {
  
$resp  $conn -> receive ( 'queue://receive/test' , array( SAM_CORRELID  =>  $correlid ));
}
?>

用户评论:

[#1] a dot hoyau at silexlabs dot org [2011-08-23 16:27:20]

Hello

I think that most people people coming here are looking to do this on client side, in client/server web applications 

Sam is not made for this, but to connect servers together - systems in fact. See http://project-sam.awardspace.com/overview.htm

Since PHP is stateless it is really hard to do collaborative applications with a PHP back-end and very few solutions exist. So, for those looking for this, I put here a link to a messaging server in PHP - free open source and community driven: http://php-polling.sourceforge.net/

Hoping this will make you save time!

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