AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do","app_id","your private_key","json","GBK","alipay_public_key","RSA2");
AlipayFundAuthOrderVoucherCreateRequest request = new AlipayFundAuthOrderVoucherCreateRequest();
request.setBizContent("{" +
"\"out_order_no\":\"8077735255938023\"," +
"\"out_request_no\":\"8077735255938032\"," +
"\"order_title\":\"预授权发码\"," +
"\"amount\":100.00," +
"\"payee_user_id\":\"2088102000275795\"," +
"\"payee_logon_id\":\"159****5620\"," +
"\"pay_timeout\":\"2d\"," +
"\"extra_param\":\"{\\\"merchantExt\\\":\\\"value\\\"}\"," +
"\"product_code\":\"PRE_AUTH\"" +
"}");
AlipayFundAuthOrderVoucherCreateResponse response = alipayClient.execute(request);
if(response.isSuccess()){
System.out.println("调用成功");
} else {
System.out.println("调用失败");
}

IAopClient client = new DefaultAopClient("https://openapi.alipay.com/gateway.do", "app_id", "merchant_private_key", "json", "1.0", "RSA2", "alipay_public_key", "GBK", false);
AlipayFundAuthOrderVoucherCreateRequest  request= new AlipayFundAuthOrderVoucherCreateRequest() ;
request.BizContent="{" +
"\"out_order_no\":\"8077735255938023\"," +
"\"out_request_no\":\"8077735255938032\"," +
"\"order_title\":\"预授权发码\"," +
"\"amount\":100.00," +
"\"payee_user_id\":\"2088102000275795\"," +
"\"payee_logon_id\":\"159****5620\"," +
"\"pay_timeout\":\"2d\"," +
"\"extra_param\":\"{\\\"merchantExt\\\":\\\"value\\\"}\"," +
"\"product_code\":\"PRE_AUTH\"" +
"}";
AlipayFundAuthOrderVoucherCreateResponse response=client.execute(request);
Console.WriteLine(response.Body);

$aop = new AopClient ();
$aop->gatewayUrl = 'https://openapi.alipay.com/gateway.do';
$aop->appId = 'your app_id';
$aop->rsaPrivateKey = '请填写开发者私钥去头去尾去回车，一行字符串';
$aop->alipayrsaPublicKey='请填写支付宝公钥，一行字符串';
$aop->apiVersion = '1.0';
$aop->signType = 'RSA2';
$aop->postCharset='GBK';
$aop->format='json';
$request = new AlipayFundAuthOrderVoucherCreateRequest ();
$request->setBizContent("{" .
"\"out_order_no\":\"8077735255938023\"," .
"\"out_request_no\":\"8077735255938032\"," .
"\"order_title\":\"预授权发码\"," .
"\"amount\":100.00," .
"\"payee_user_id\":\"2088102000275795\"," .
"\"payee_logon_id\":\"159****5620\"," .
"\"pay_timeout\":\"2d\"," .
"\"extra_param\":\"{\\\"merchantExt\\\":\\\"value\\\"}\"," .
"\"product_code\":\"PRE_AUTH\"" .
"}");
$result = $aop->execute ( $request); 

$responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
$resultCode = $result->$responseNode->code;
if(!empty($resultCode)&&$resultCode == 10000){
echo "成功";
} else {
echo "失败";
}

https://openapi.alipay.com/gateway.do?timestamp=2013-01-01 08:08:08&method=alipay.fund.auth.order.voucher.create&app_id=4299&sign_type=RSA2&sign=ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE&version=1.0&biz_content=
  {
"out_order_no":"8077735255938023",
"out_request_no":"8077735255938032",
"order_title":"预授权发码",
"amount":100.00,
"payee_user_id":"2088102000275795",
"payee_logon_id":"159****5620",
"pay_timeout":"2d",
"extra_param":"{\"merchantExt\":\"value\"}",
"product_code":"PRE_AUTH"
  }

//为确保安全通信，需自行验证响应示例中的sign值是否为蚂蚁金服所提供。

{
	"alipay_fund_auth_order_voucher_create_response":{
		"msg":"Success",
		"code":"10000",
		"code_url":"http://mobilecodec.alipay.com/show.htm?code=aeparsv2dknkqf3018556a",
		"out_order_no":"8077735255938023",
		"code_value":"https://qr.alipay.com/aax017928umnzqo0uswmzd3",
		"out_request_no":"8077735255938032",
		"code_type":"qrCode"
	},
	"sign":"ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE"
}

{
	"alipay_fund_auth_order_voucher_create_response":{
		"msg":"Service Currently Unavailable",
		"code":"20000",
		"sub_msg":"系统繁忙",
		"sub_code":"isp.unknow-error"
	},
	"sign":"ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE"
}

https://www.merchant.com/receive_notify.htm?notify_type=trade_status_sync&notify_id=91722adff935e8cfa58b3aabf4dead6ibe&notify_time=2017-02-16 21:46:15&sign_type=RSA2&sign=WcO+t3D8Kg71dTlKwN7r9PzUOXeaBJwp8/FOuSxcuSkXsoVYxBpsAidprySCjHCjmaglNcjoKJQLJ28/Asl93joTW39FX6i07lXhnbPknezAlwmvPdnQuI01HZsZF9V1i6ggZjBiAd5lG8bZtTxZOJ87ub2i9GuJ3Nr/NUc9VeY=&auth_no=2014070800002001550000014417&out_order_no=4977164666634053&operation_id=2014070800032850551&out_request_no=2014070700166653&operation_type=FREEZE&amount=100.00&status=SUCCESS&gmt_create=2014-09-15 11:23:03&gmt_trans=2014-09-15 11:23:04&payer_logon_id=test***@alitest.com&payer_user_id=2088102000275885&payee_logon_id=tstw***@alitest.com&payee_user_id=2088102138117431&total_freeze_amount=100.00&total_unfreeze_amount=20.00&total_pay_amount=10.00&rest_amount=70.00