TestRegistration registration = getRegistration();
   GetTestAgrTemplateInfosresponseonse response = registration.getTestAgrTemplateInfos(objectFactory.createGetTestAgrTemplateInfosRequest());
            List<TestAgrTemplateInfo> list = response.getTestAgrTemplate();
            jTextArea1.append("TestTemplateInfos---------------------------------");
            for (int i = 0; i < list.size(); i++) {
                TestAgrTemplateInfo tinfo = list.get(i);
                jTextArea1.append("\nTestAgrTemplateInfo " + tinfo.getCode() + "  "
                        + tinfo.getShortName());
            }
            jTextArea1.append("\nTestEnd TemplateInfos----------------------------\n");

public class MyHandler implements SOAPHandler<SOAPMessageContext> {

    private static final Logger LOGGER = LoggerFactory.getLogger(MyHandler.class);

    private String username;

    private String password;

    /**
     * Handles SOAP message. If SOAP header does not already exist, then method will created new SOAP header. The
     * username and password is added to the header as the credentials to authenticate user. If no user credentials is
     * specified every call to web service will fail.
     *
     * @param context SOAP message context to get SOAP message from
     * @return true
     */
    @Override
    public boolean handleMessage(SOAPMessageContext context) {
        try {
            SOAPMessage message = context.getMessage();
            SOAPHeader header = message.getSOAPHeader();
            SOAPEnvelope envelope = message.getSOAPPart().getEnvelope();
            if (header == null) {
                header = envelope.addHeader();
            }
            QName qNameUserCredentials = new QName("https://your.target.namespace/", "UserCredentials");
            SOAPHeaderElement userCredentials = header.addHeaderElement(qNameUserCredentials);

            QName qNameUsername = new QName("https://your.target.namespace/", "Username");
            SOAPHeaderElement username = header.addHeaderElement(qNameUsername );
            username.addTextNode(this.username);
            QName qNamePassword = new QName("https://your.target.namespace/", "Password");
            SOAPHeaderElement password = header.addHeaderElement(qNamePassword);
            password.addTextNode(this.password);

            userCredentials.addChildElement(username);
            userCredentials.addChildElement(password);

            message.saveChanges();
            //TODO: remove this writer when the testing is finished
            StringWriter writer = new StringWriter();
            message.writeTo(new StringOutputStream(writer));
            LOGGER.debug("SOAP message: \n" + writer.toString());
        } catch (SOAPException e) {
            LOGGER.error("Error occurred while adding credentials to SOAP header.", e);
        } catch (IOException e) {
            LOGGER.error("Error occurred while writing message to output stream.", e);
        }
        return true;
    }

    //TODO: remove this class after testing is finished
    private static class StringOutputStream extends OutputStream {

        private StringWriter writer;

        public StringOutputStream(StringWriter writer) {
            this.writer = writer;
        }

        @Override
        public void write(int b) throws IOException {
            writer.write(b);
        }
    }

    @Override
    public boolean handleFault(SOAPMessageContext context) {
        LOGGER.debug("handleFault has been invoked.");
        return true;
    }

    @Override
    public void close(MessageContext context) {
        LOGGER.debug("close has been invoked.");
    }

    @Override
    public Set<QName> getHeaders() {
        LOGGER.debug("getHeaders has been invoked.");
        return null;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public void setPassword(String password) {
        this.password = password;
    }
}

using System.IO;
using System.Xml;
using System.Web;
using System.Globalization;
using System.Collections;
using System.Reflection;
using System.Runtime.Serialization;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Metadata;

public class MyHandler : SOAPHandler<SOAPMessageContext>
{

	private static readonly Logger LOGGER = LoggerFactory.getLogger(typeof(MyHandler));

	private string username;

	private string password;

	/// <summary>
	/// Handles SOAP message. If SOAP header does not already exist, then method will created new SOAP header. The
	/// username and password is added to the header as the credentials to authenticate user. If no user credentials is
	/// specified every call to web service will fail.
	/// </summary>
	/// <param name="context"> SOAP message context to get SOAP message from </param>
	/// <returns> true </returns>
	public override bool handleMessage(SOAPMessageContext context)
	{
		try
		{
			SOAPMessage message = context.Message;
			SOAPHeader header = message.SOAPHeader;
			SOAPEnvelope envelope = message.SOAPPart.Envelope;
			if (header == null)
			{
				header = envelope.addHeader();
			}
			QName qNameUserCredentials = new QName("https://your.target.namespace/", "UserCredentials");
			SOAPHeaderElement userCredentials = header.addHeaderElement(qNameUserCredentials);

			QName qNameUsername = new QName("https://your.target.namespace/", "Username");
			SOAPHeaderElement username = header.addHeaderElement(qNameUsername);
			username.addTextNode(this.username);
			QName qNamePassword = new QName("https://your.target.namespace/", "Password");
			SOAPHeaderElement password = header.addHeaderElement(qNamePassword);
			password.addTextNode(this.password);

			userCredentials.addChildElement(username);
			userCredentials.addChildElement(password);

			message.saveChanges();
			//TODO: remove this writer when the testing is finished
			StringWriter writer = new StringWriter();
			message.writeTo(new StringOutputStream(writer));
			LOGGER.debug("SOAP message: \n" + writer.ToString());
		}
		catch (SOAPException e)
		{
			LOGGER.error("Error occurred while adding credentials to SOAP header.", e);
		}
		catch (IOException e)
		{
			LOGGER.error("Error occurred while writing message to output stream.", e);
		}
		return true;
	}

	//TODO: remove this class after testing is finished
	private class StringOutputStream : OutputStream
	{

		private StringWriter writer;

		public StringOutputStream(StringWriter writer)
		{
			this.writer = writer;
		}

//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public void write(int b) throws IOException
		public override void write(int b)
		{
			writer.write(b);
		}
	}

	public override bool handleFault(SOAPMessageContext context)
	{
		LOGGER.debug("handleFault has been invoked.");
		return true;
	}

	public override void close(MessageContext context)
	{
		LOGGER.debug("close has been invoked.");
	}

	public override Set<QName> Headers
	{
		get
		{
			LOGGER.debug("getHeaders has been invoked.");
			return null;
		}
	}

	public virtual string Username
	{
		set
		{
			this.username = value;
		}
	}

	public virtual string Password
	{
		set
		{
			this.password = value;
		}
	}
}