Session into class does not works

Class for manage a session. It works with php 4.3.x but not with PHP5
(cvs every day).

Note the read_session() function.

bye

<?php
ob_start();
error_reporting (E_ALL);
Function zb_debug($stringa)
{
echo "$stringa<br>";
}

class zb_session
{
var $dbms;
var $session_exist;
var $session_close = false;

function __construct()
{
    zb_debug("Sono nel costruttore");

session_set_save_handler(array(&$this, "open_session"),
array(&$this, "close_session"),
array(&$this, "read_session"),
array(&$this, "write_session"),
array(&$this, "destroy_session"),
array(&$this, "gc_session")
);
session_start();

    //$this->OpenConnect();
}

function __destruct()
{
    zb_debug("Sono nel distruttore");
    if ($this->session_close === false) `session_write_close()`;
    //$this->dbms->DisconnectSQL();

}

function zb_session()
{
$this->__construct();
}

function open_session()
{
    zb_debug("Dentro open_session()");
    zb_debug("Sessione aperta");
    return true;
}

function close_session()
{
    $session_close = true;
    zb_debug("Dentro close_session");
    zb_debug("Sessione chiusa");
    return true;
}

function read_session($sessionid)
{
    zb_debug("Dentro read_session");
zb_debug("This is the value of my `session_encode()`: id|i:0;");
session_decode('id|i:0;');
zb_debug("After session_decode: \$_SESSION:");
var_dump($_SESSION);
zb_debug(" ");
    return true;
}

function write_session($sessionid,$sess)
{
zb_debug("session_encode = ".session_encode());
    return true;
}

function destroy_session($sessionid)
{
    zb_debug("Dentro destroy_session");
    return true;
}

function gc_session()
{
    zb_debug("Dentro gc_session");
    return true;
}

}

zb_debug("------INIZIALIZZO SESSIONE-----");
$hnd = & new zb_session;
zb_debug("------ FINE INIZIALIZZO SESSIONE-----");
zb_debug("------SESSIONE START-----");
//session_start();
zb_debug("------FINE SESSIONE START-----");
zb_debug("------SETTO ID------");
$_SESSION['id']++;
zb_debug("------FINE SETTO ID------");

echo "id = ".$_SESSION['id']."<br>";
echo "_SESSION = ";
var_dump($_SESSION);
zb_debug("<br>------Chiudo la sessione------");
session_write_close();
zb_debug("------FINE Chiudo la sessione------");
echo '<a href="
'.$_SERVER['PHP_SELF'].'?"'.session_name().'='.session_id().'">Clicca
qui</a>';
ob_end_flush();
?>

--
michel 'ziobudda' morelli <michel@ziobudda.net