import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpHost;
import org.apache.commons.httpclient.HttpState;
import org.apache.commons.httpclient.NTCredentials;
import org.apache.commons.httpclient.ProxyHost;
import org.apache.commons.httpclient.auth.AuthScope;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.protocol.Protocol;

public class TestNTLMAuth {

    // ------------------------------------------------------------------- Main
    public static void main(String args[]) {
        try {
            test();
        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    }


    /**
     * Make sure preemptive authorization works when the server requires NLM.
     * @throws Exception
     */
    public static void test() throws Exception {

        HttpClient client = new HttpClient();

        ProxyHost proxyHost = new ProxyHost("your proxy host", 80);
        client.getHostConfiguration().setProxyHost(proxyHost);
        client.getHostConfiguration().setHost("www.switch.ch", 80, Protocol.getProtocol("http"));

        NTCredentials creds = new NTCredentials("user", "passord", "your host", "NT domain");

        HttpState state = new HttpState();
//         state.setCredentials(AuthScope.ANY, creds);
        state.setProxyCredentials(AuthScope.ANY, creds);

        client.setState(state);

        GetMethod httpget = new GetMethod("/index.html");
        try {
            client.executeMethod(httpget);
            System.out.println(httpget.getResponseBodyAsString());
        } finally {
            httpget.releaseConnection();
        }
    }
}