package com.oreilly.jent.people.soap;

/**
 * In general, you may use the code in this book in your programs and 
 * documentation. You do not need to contact us for permission unless 
 * you're reproducing a significant portion of the code. For example, 
 * writing a program that uses several chunks of code from this book does 
 * not require permission. Selling or distributing a CD-ROM of examples 
 * from O'Reilly books does require permission. Answering a question by 
 * citing this book and quoting example code does not require permission. 
 * Incorporating a significant amount of example code from this book into 
 * your product's documentation does require permission.
 * 
 * We appreciate, but do not require, attribution. An attribution usually 
 * includes the title, author, publisher, and ISBN. For example: 
 * 
 *   "Java Enterprise in a Nutshell, Third Edition, 
 *    by Jim Farley and William Crawford 
 *    with Prakash Malani, John G. Norman, and Justin Gehtland. 
 *    Copyright 2006 O'Reilly Media, Inc., 0-596-10142-2."
 *  
 *  If you feel your use of code examples falls outside fair use or the 
 *  permission given above, feel free to contact us at 
 *  permissions@oreilly.com.
 */

import java.net.MalformedURLException;
import java.net.URL;
import java.rmi.Remote;
import java.rmi.RemoteException;

import javax.xml.namespace.QName;
import javax.xml.rpc.Service;
import javax.xml.rpc.ServiceException;
import javax.xml.rpc.ServiceFactory;

public class EchoDynamicClient {
    interface MyEcho extends Remote {
        public String echo(String msg) throws RemoteException;
    }
    public static void main(String[] args) {
        String msg = "Hi there";
        try {
            // Get a Service implementation from the web service engine
            String wsdlLoc = 
                "http://localhost:8080/jent-webservices/services/echo?wsdl";
            QName serviceName = 
                new QName("http://localhost:8080/jent-webservices/services/echo",
                          "EchoService");
            Service service = 
                ServiceFactory.newInstance().createService(new URL(wsdlLoc), serviceName);
            MyEcho echo = (MyEcho)service.getPort(MyEcho.class);
            QName portName = 
                new QName("http://localhost:8080/jent-webservices/services/echo",
                          "echo");
            MyEcho echo2 = (MyEcho)service.getPort(portName, MyEcho.class);
            // Invoke the operation and collect the result
            String resp = echo2.echo(msg);
            System.out.println("Sent: \"" + msg +
                               "\", got response \"" + resp + "\"");
        }
        catch (ServiceException se) {
            System.err.println("Failed to invoke service: " + se.getMessage());
        }
        catch (RemoteException re) {
            System.err.println("Error invoking service: " + re.getMessage());
        }
        catch (MalformedURLException mue) {
            System.err.println("Bad service endpoint");
        }
    }
}
