Programa cliente Java de muestra

import java.net.HttpURLConnection;
import java.net.URL;
 
public class WebServiceClient {
    
   /**
    * Make an "exportAccounts" method call.
    */
   public static void main(String[] args) throws Exception {
       String request = "<?xml version='1.0' encoding='UTF-8'?>\n" +
                        "<call method=\"exportAccounts\">\n" +
" <credentials login=\"sampleuser@company.com\" password=\"my.pw\"/ callerName=\"test program\">\n" +
                        "</call>";
        
       // Make a URL connection to the Adaptive Planning web service URL
       URL url = new URL("https://api.adaptiveplanning.com/api/v14");
       HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        
       // Set the content type, the HTTP method, and tell the connection we expect output
       conn.setRequestProperty("content-type", "text/xml;charset=UTF-8");
       conn.setRequestMethod("POST");
       conn.setDoOutput(true);
        
       // Send the request
       writeRequest(conn, request);
        
       // Read the response
       String response = readResponse(conn);
        
       // Print it out
        System.out.println(response);        
   }
    
   /**
    * Write the request to the given URLConnection
    */
   private static void writeRequest(HttpURLConnection conn, String request) throws Exception {
       conn.getOutputStream().write(request.getBytes("UTF-8"));
   }
    
   /**
    * Read the response from the given URL Connection
    */
   private static String readResponse(HttpURLConnection conn) throws Exception {
       byte[] buffer = new byte[4096];
       StringBuilder sb = new StringBuilder();
       int amt;
       while ((amt = conn.getInputStream().read(buffer)) != -1) {
           String s = new String(buffer, 0, amt, "UTF-8");
           sb.append(s);
       }
       return sb.toString();
   }
}