public Envelope1_2Impl(SOAPDocumentImpl ownerDoc,
    String prefix) 
{
         
        super(ownerDoc, NameImpl.createEnvelope1_2Name(prefix));
}

 public Envelope1_2Impl(SOAPDocumentImpl ownerDoc,
    String prefix,
    boolean createHeader,
    boolean createBody) throws SOAPException 
{
        super(
            ownerDoc,
            NameImpl.createEnvelope1_2Name(prefix),
            createHeader,
            createBody);
}

 public SOAPElement addAttribute(Name name,
    String value) throws SOAPException 
{
        if (name.getLocalName().equals("encodingStyle")
            && name.getURI().equals(SOAPConstants.URI_NS_SOAP_1_2_ENVELOPE)) {
            setEncodingStyle(value);
        }
        return super.addAttribute(name, value);
}

 public SOAPElement addAttribute(QName name,
    String value) throws SOAPException 
{
        if (name.getLocalPart().equals("encodingStyle")
            && name.getNamespaceURI().equals(SOAPConstants.URI_NS_SOAP_1_2_ENVELOPE)) {
            setEncodingStyle(value);
        }
        return super.addAttribute(name, value);
}

 public SOAPElement addChildElement(Name name) throws SOAPException 
{
        // check if body already exists
        if (getBody() != null) {
            log.severe("SAAJ0405.ver1_2.body.must.last.in.envelope");
            throw new SOAPExceptionImpl(
                "Body must be the last element in" + " SOAP Envelope");
        }
        return super.addChildElement(name);
}

 public SOAPElement addChildElement(QName name) throws SOAPException 
{
        // check if body already exists
        if (getBody() != null) {
            log.severe("SAAJ0405.ver1_2.body.must.last.in.envelope");
            throw new SOAPExceptionImpl(
                "Body must be the last element in" + " SOAP Envelope");
        }
        return super.addChildElement(name);
}

 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 Envelope is not legal");
}

 protected NameImpl getBodyName(String prefix) 
{
        return NameImpl.createBody1_2Name(prefix);
}

 protected NameImpl getHeaderName(String prefix) 
{
        return NameImpl.createHeader1_2Name(prefix);
}

 public  void setEncodingStyle(String encodingStyle) throws SOAPException 
{
        log.severe("SAAJ0404.ver1_2.no.encodingStyle.in.envelope");
        throw new SOAPExceptionImpl("encodingStyle attribute cannot appear on Envelope");
}