Connecting to PaymentTrust's Secure Transaction Network - WorldPay

Used^3~MerchantId^100000~UserName^Mariah~UserPassword^rr87uy~TransactionType^RG~I
sTest^1~TimeOut^60000~MOP^CC~AcctName^John
Smith~AcctNumber^4459510002561039~ExpDate^092010~CurrencyId^840~Amount^56.78~Firs
tName^John~LastName^Smith~Address1^2130 Gold~City^New
York~CountryCode^US~PhoneNumber^6188565656~REMOTE_ADDR^205.188.146.23"));
274
// THE HTTP GET and POST methods are sent differently to the HTTP server.
// There for we must build the final query string to the specifications of
// each method.
//
// The query string for the GET method is part of the HTTP header. To separate
// the query string from the URL location we use '?'. POST does not require
// this since it is sent to the HTTP server after the HTTP headers.
String getString = new String("?StringIn=" + transaction);
String postString = new String("StringIn=" + transaction);
try
{
// The URL class is used to connect to the HTTP server.
URL url = null;
// The URLConnection is an abstract class and provides more functionality then
// the URL class.
URLConnection urlConnection = null;
// The Buffered writer and reader to send and receive data to the HTTP server.
BufferedWriter out = null;
BufferedReader in = null;
// Proceed according to the HTTP method to be used.
if(httpMethod.equals("GET"))
{
// Build the final URL to the HTTP server.
url = new URL(urlLocation + getString);
try
{
// Connect to the server.