package org.adoxx.adows.client;

import java.net.MalformedURLException;
import java.net.URL;

import javax.xml.rpc.ServiceException;

import com.boc_eu.adoweb.adows.client.AdoWSStub;

/**
 * @author wutz
 * 
 *         Wrapper implementation for the webservice following a classic
 *         singleton pattern. The wrapper creates the binding to the ADOxx
 *         service and provides access to the binding
 *
 */
public class ADOxxWebService {

    private static ADOxxWebService service = null;
    private static com.boc_eu.adoweb.adows.client.AdoWSStub binding = null;

    /**
     * Protected constructor to setup the singleton instance and create the
     * service binding
     * 
     * @param ADOxxWSEndpointURL
     * @throws MalformedURLException
     * @throws ServiceException
     */
    protected ADOxxWebService(String ADOxxWSEndpointURL) throws MalformedURLException, ServiceException {
	binding = (com.boc_eu.adoweb.adows.client.AdoWSStub) new com.boc_eu.adoweb.adows.client.AdoWSLocator().getAdoWS(new URL(ADOxxWSEndpointURL));
    }

    /**
     * Returns a application-wide unique instance of the service
     * 
     * @param ADOxxWSEndpointURL
     *            : String representation of the endpoint
     * @return {@link ADOxxWebService}
     */
    public static ADOxxWebService getInstance(String ADOxxWSEndpointURL) {

	if (service == null) {
	    try {
		service = new ADOxxWebService(ADOxxWSEndpointURL);
	    } catch (MalformedURLException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	    } catch (ServiceException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	    }
	}
	return service;
    }

    /**
     * Provides access to the service binding
     * 
     * @return {@link AdoWSStub}
     */
    public AdoWSStub getBinding() {
	return binding;
    }
}