function ConfigLoader($reader) { if (IReader::validClass($reader)) { $this->reader =& $reader; } else { $this->reader =& new FileReader($reader); } }
function FilterReader($reader) { if (IReader::validClass($reader)) { $this->reader =& $reader; } }
function setReader(&$reader) { if (IReader::validClass($reader)) { $this->reader =& $reader; } }