public function __construct()
{
$_aParameters = func_get_args() + array($this->aArguments, $this->aFieldsets, $this->aResources, $this->aFieldTypeDefinitions, $this->aCallbacks);
$this->aArguments = $_aParameters[0];
$this->aFieldsets = $_aParameters[1];
$this->aResources = $_aParameters[2];
$this->aFieldTypeDefinitions = $_aParameters[3];
$this->aCallbacks = $_aParameters[4] + $this->aCallbacks;
}