params["@type"]="com.jd.kpl.MerchantRequestWrap"; } private $merchantCode; public function setMerchantCode($merchantCode){ $this->params['merchantCode'] = $merchantCode; } public function getMerchantCode(){ return $this->merchantCode; } private $data; public function setData($data){ $this->params['data'] = $data ->getInstance(); } function getInstance(){ return $this->params; } } ?>