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<?php
require_once(dirname(__FILE__).'/TSqlMapClient.php');
/**
* A singleton class to access the default SqlMapper.
*
* Usage: Call configure() once, then use instance() to obtain a TSqlMapper
* instance.
* <code>
* TMapper::configure($configFile);
* $object = TMapper::instance()->queryForObject('statementName');
* </code>
*
* If your configuration file is named 'sqlmap.config' you may skip the
* configure() call.
*
* @author Wei Zhuo <weizhuo[at]gmail[dot]com>
* @version $Revision: $ $Date: $
* @package System.DataAccess.SQLMap
* @since 3.0
*/
class TMapper
{
/**
* Data mapper singleton
* @var TSqlMapper
*/
private static $_mapper;
/**
* Configure the data mapper singleton instance.
* @param string configuration file
* @param boolean true to load configuration from cache.
* @return TSqlMapper data mapper instance.
*/
public static function configure($configFile,$loadCachedConfig=false)
{
if(is_null(self::$_mapper))
{
$sqlmap = new TSQLMapClient;
self::$_mapper = $sqlmap->configure($configFile,$loadCachedConfig);
}
return self::$_mapper;
}
/**
* Gets the data mapper singleton instance. Default configuration file is
* 'sqlmap.config'.
* @return TSqlMapper singleton instance.
*/
public static function instance()
{
if(is_null(self::$_mapper))
self::configure('sqlmap.xml');
return self::$_mapper;
}
}
?>
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