src/ADT/Registry.php
public static function getInstance( $poolKey = "REFERENCES" )
	{
		if( self::$instance === NULL )
			self::$instance	= new self( $poolKey );
		return self::$instance;		
	}
public static function getInstance( $poolKey = "REFERENCES" )
	{
		if( self::$instance === NULL )
			self::$instance	= new self( $poolKey );
		return self::$instance;		
	}
public static function getInstance ( $ poolKey = "REFERENCES" ) { if ( self :: $ instance === NULL ) self :: $ instance = new self ( $ poolKey ) ; return self :: $ instance ; }
Returns Instance of Registry.
@access		public
@static
@return		Registry
Returns Instance of Registry .