public class Round2EchoHexBinaryClientUtil implements SunRound2ClientUtil {
public SOAPEnvelope getEchoSoapEnvelope() {
SOAPFactory omfactory = OMAbstractFactory.getSOAP11Factory();
SOAPEnvelope reqEnv = omfactory.createSOAPEnvelope();
reqEnv.declareNamespace("http://schemas.xmlsoap.org/soap/envelope/", "soapenv");
reqEnv.declareNamespace("http://schemas.xmlsoap.org/wsdl/", "xmlns");
reqEnv.declareNamespace("http://schemas.xmlsoap.org/wsdl/soap/", "soap");
reqEnv.declareNamespace("http://www.w3.org/2001/XMLSchema", "xsd");
reqEnv.declareNamespace("http://schemas.xmlsoap.org/soap/encoding/", "SOAP-ENC");
reqEnv.declareNamespace("http://soapinterop.org/", "tns");
reqEnv.declareNamespace("http://soapinterop.org/xsd", "s");
reqEnv.declareNamespace("http://schemas.xmlsoap.org/wsdl/", "wsdl");
reqEnv.declareNamespace("http://www.w3.org/2001/XMLSchema-instance","xsi");
reqEnv.declareNamespace("http://microsoft.com/wsdl/mime/textMatching/","tm");
OMElement operation = omfactory.createOMElement("echoHexBinary", "http://soapinterop.org/", null);
SOAPBody body = omfactory.createSOAPBody(reqEnv);
body.addChild(operation);
operation.addAttribute("soapenv:encodingStyle", "http://schemas.xmlsoap.org/soap/encoding/", null);