in axis-rt-core/src/main/java/org/apache/axis/message/RPCHandler.java [119:308]
public SOAPHandler onStartChild(String namespace,
String localName,
String prefix,
Attributes attributes,
DeserializationContext context)
throws SAXException
{
if (log.isDebugEnabled()) {
log.debug("Enter: RPCHandler.onStartChild()");
}
if (!context.isDoneParsing()) {
try {
context.pushNewElement(new MessageElement(namespace, localName,
prefix, attributes,
context));
} catch (AxisFault axisFault) {
throw new SAXException(axisFault);
}
}
MessageElement curEl = context.getCurElement();
QName type = null;
QName qname = new QName(namespace, localName);
ParameterDesc paramDesc = null;
SOAPConstants soapConstants = context.getSOAPConstants();
if (soapConstants == SOAPConstants.SOAP12_CONSTANTS &&
Constants.QNAME_RPC_RESULT.equals(qname)) {
// TODO: fix it ... now we just skip it
return new DeserializerImpl();
}
// Create a new param if not the same element
if (currentParam == null ||
!currentParam.getQName().getNamespaceURI().equals(namespace) ||
!currentParam.getQName().getLocalPart().equals(localName)) {
currentParam = new RPCParam(namespace, localName, null);
rpcElem.addParam(currentParam);
}
// Grab xsi:type attribute if present, on either this element or
// the referent (if it's an href). MessageElement.getType() will
// automatically dig through to the referent if necessary.
type = curEl.getType();
if (type == null) {
type = context.getTypeFromAttributes(namespace,
localName,
attributes);
}
if (log.isDebugEnabled()) {
log.debug(Messages.getMessage("typeFromAttr00", "" + type));
}
Class destClass = null;
// If we have an operation descriptor, try to associate this parameter
// with the appropriate ParameterDesc
if (operation != null) {
// Try by name first
if (isResponse) {
paramDesc = operation.getOutputParamByQName(qname);
} else {
paramDesc = operation.getInputParamByQName(qname);
}
// If that didn't work, try position
// FIXME : Do we need to be in EITHER named OR positional
// mode? I.e. will it screw us up to find something
// by position if we've already looked something up
// by name? I think so...
if (paramDesc == null) {
if (isResponse) {
paramDesc = operation.getReturnParamDesc();
}
else {
paramDesc = operation.getParameter(rpcElem.getParams().size() - 1);
}
}
if (paramDesc == null) {
throw new SAXException(Messages.getMessage("noParmDesc"));
}
// Make sure that we don't find body parameters that should
// be in the header
if (!isHeaderElement &&
((isResponse && paramDesc.isOutHeader()) ||
(!isResponse && paramDesc.isInHeader()))) {
throw new SAXException(
Messages.getMessage("expectedHeaderParam",
paramDesc.getQName().toString()));
}
destClass = paramDesc.getJavaType();
if ((destClass != null) && (destClass.isArray())) {
context.setDestinationClass(destClass);
}
// Keep the association so we can use it later
// (see RPCProvider.processMessage())
currentParam.setParamDesc(paramDesc);
if (type == null) {
type = paramDesc.getTypeQName();
}
}
if (type != null && type.equals(XMLType.AXIS_VOID)) {
Deserializer nilDSer = new DeserializerImpl();
return (SOAPHandler) nilDSer;
}
// If the nil attribute is set, just
// return the base DeserializerImpl.
// Register the value target to set the value
// on the RPCParam. This is necessary for cases like
// <method>
// <foo>123</foo>
// <foo>456</foo>
// <foo xsi:nil="true" />
// </method>
// so that a list of 3 items is created.
// Failure to register the target would result in the last
// item not being added to the list
if (context.isNil(attributes)) {
Deserializer nilDSer = new DeserializerImpl();
nilDSer.registerValueTarget(new RPCParamTarget(currentParam));
return (SOAPHandler) nilDSer;
}
Deserializer dser = null;
if ((type == null) && (namespace != null) && (!namespace.equals(""))) {
dser = context.getDeserializerForType(qname);
} else {
dser = context.getDeserializer(destClass, type);
// !!!
if (dser == null && destClass != null && destClass.isArray() &&
operation.getStyle() == Style.DOCUMENT) {
dser = context.getDeserializerForClass(destClass);
}
// !!!
}
if (dser == null) {
if (type != null) {
dser = context.getDeserializerForType(type);
if(null != destClass && dser == null && Element.class.isAssignableFrom(destClass)){
//If a DOM element is expected, as last resort always allow direct mapping
// of parameter's SOAP xml to a DOM element. Support of literal parms by default.
dser = context.getDeserializerForType(Constants.SOAP_ELEMENT);
}
if (dser == null) {
dser = context.getDeserializerForClass(destClass);
}
if (dser == null) {
throw new SAXException(Messages.getMessage(
"noDeser01", localName,"" + type));
}
if (paramDesc != null && paramDesc.getJavaType() != null) {
// If we have an xsi:type, make sure it makes sense
// with the current paramDesc type
Class xsiClass =
context.getTypeMapping().getClassForQName(type);
if (null != xsiClass && !JavaUtils.isConvertable(xsiClass, destClass)) {
throw new SAXException("Bad types (" +
xsiClass + " -> " + destClass + ")"); // FIXME!
}
}
} else {
dser = context.getDeserializerForClass(destClass);
if (dser == null) {
dser = new DeserializerImpl();
}
}
}
dser.setDefaultType(type);
dser.registerValueTarget(new RPCParamTarget(currentParam));
if (log.isDebugEnabled()) {
log.debug("Exit: RPCHandler.onStartChild()");
}
return (SOAPHandler)dser;
}