public Header1_2Impl(SOAPDocumentImpl ownerDocument,
    String prefix) 
{
         
        super(ownerDocument, NameImpl.createHeader1_2Name(prefix));
}

 public SOAPElement addAttribute(Name name,
    String value) throws SOAPException 
{
        if (name.getLocalName().equals("encodingStyle")
            && name.getURI().equals(NameImpl.SOAP12_NAMESPACE)) {
            setEncodingStyle(value);
        }
        return super.addAttribute(name, value);
}

 public SOAPElement addAttribute(QName name,
    String value) throws SOAPException 
{
        if (name.getLocalPart().equals("encodingStyle")
            && name.getNamespaceURI().equals(NameImpl.SOAP12_NAMESPACE)) {
            setEncodingStyle(value);
        }
        return super.addAttribute(name, value);
}

 public SOAPHeaderElement addNotUnderstoodHeaderElement(QName sourceName) throws SOAPException 
{
        if (sourceName == null) {
            log.severe("SAAJ0410.ver1_2.no.null.to.addNotUnderstoodHeader");
            throw new SOAPException("Cannot pass NULL to addNotUnderstoodHeaderElement");
        }
        if ("".equals(sourceName.getNamespaceURI())) {
            log.severe("SAAJ0417.ver1_2.qname.not.ns.qualified");
            throw new SOAPException("The qname passed to addNotUnderstoodHeaderElement must be namespace-qualified");
        }
        String prefix = sourceName.getPrefix();
        if ("".equals(prefix)) {
            prefix = "ns1";
        }
        Name notunderstoodName = getNotUnderstoodName();
        SOAPHeaderElement notunderstoodHeaderElement =
            (SOAPHeaderElement) addChildElement(notunderstoodName);
        notunderstoodHeaderElement.addAttribute(
            NameImpl.createFromUnqualifiedName("qname"),
            getQualifiedName(
                new QName(
                    sourceName.getNamespaceURI(),
                    sourceName.getLocalPart(),
                    prefix)));
        notunderstoodHeaderElement.addNamespaceDeclaration(
            prefix,
            sourceName.getNamespaceURI());
        return notunderstoodHeaderElement;
}

 public SOAPElement addTextNode(String text) throws SOAPException 
{
        log.log(
            Level.SEVERE,
            "SAAJ0416.ver1_2.adding.text.not.legal",
            getElementQName());
        throw new SOAPExceptionImpl("Adding text to SOAP 1.2 Header is not legal");
}

 protected SOAPHeaderElement createHeaderElement(Name name) throws SOAPException 
{
        String uri = name.getURI();
        if (uri == null || uri.equals("")) {
            log.severe("SAAJ0413.ver1_2.header.elems.must.be.ns.qualified");
            throw new SOAPExceptionImpl("SOAP 1.2 header elements must be namespace qualified");
        }
        return new HeaderElement1_2Impl(
            ((SOAPDocument) getOwnerDocument()).getDocument(),
            name);
}

 protected SOAPHeaderElement createHeaderElement(QName name) throws SOAPException 
{
        String uri = name.getNamespaceURI();
        if (uri == null || uri.equals("")) {
            log.severe("SAAJ0413.ver1_2.header.elems.must.be.ns.qualified");
            throw new SOAPExceptionImpl("SOAP 1.2 header elements must be namespace qualified");
        }
        return new HeaderElement1_2Impl(
            ((SOAPDocument) getOwnerDocument()).getDocument(),
            name);
}

 protected NameImpl getNotUnderstoodName() 
{
        return NameImpl.createNotUnderstood1_2Name(null);
}

 protected NameImpl getSupportedEnvelopeName() 
{
        return NameImpl.createSupportedEnvelope1_2Name(null);
}

 protected NameImpl getUpgradeName() 
{
        return NameImpl.createUpgrade1_2Name(null);
}

 public  void setEncodingStyle(String encodingStyle) throws SOAPException 
{
        log.severe("SAAJ0409.ver1_2.no.encodingstyle.in.header");
        throw new SOAPExceptionImpl("encodingStyle attribute cannot appear on Header");
}