private void save(XMLDocument xmlDocument, Writer outputWriter, XMLMarshaller anXMLMarshaller)
throws IOException {
if (xmlDocument == null) {
throw new IllegalArgumentException(
SDOException.cannotPerformOperationWithNullInputParameter("save", "xmlDocument"));
}
// Ask the SDOXMLDocument if we should include the XML declaration in the resulting XML
anXMLMarshaller.setFragment(!xmlDocument.isXMLDeclaration());
anXMLMarshaller.setEncoding(xmlDocument.getEncoding());
anXMLMarshaller.setSchemaLocation(xmlDocument.getSchemaLocation());
anXMLMarshaller.setNoNamespaceSchemaLocation(xmlDocument.getNoNamespaceSchemaLocation());
WriterRecord writerRecord;
if (anXMLMarshaller.isFormattedOutput()) {
writerRecord = new FormattedWriterRecord();
} else {
writerRecord = new WriterRecord();
}
writerRecord.setWriter(outputWriter);
writerRecord.setMarshaller(anXMLMarshaller);
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setMarshalledObject(xmlDocument.getRootObject());
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setMarshalledObjectRootQName(
new QName(xmlDocument.getRootElementURI(), xmlDocument.getRootElementName()));
((SDOMarshalListener) anXMLMarshaller.getMarshalListener()).setRootMarshalRecord(writerRecord);
anXMLMarshaller.marshal(xmlDocument, writerRecord);
outputWriter.flush();
}
public void save(XMLDocument xmlDocument, Result result, Object options) throws IOException {
if (xmlDocument == null) {
throw new IllegalArgumentException(
SDOException.cannotPerformOperationWithNullInputParameter("save", "xmlDocument"));
}
if (result instanceof StreamResult) {
StreamResult streamResult = (StreamResult) result;
Writer writer = streamResult.getWriter();
if (null == writer) {
save(xmlDocument, streamResult.getOutputStream(), options);
} else {
save(xmlDocument, writer, options);
}
} else {
// get XMLMarshaller once - as we may create a new instance if this helper isDirty=true
XMLMarshaller anXMLMarshaller = getXmlMarshaller(options);
// Ask the SDOXMLDocument if we should include the XML declaration in the resulting XML
anXMLMarshaller.setFragment(!xmlDocument.isXMLDeclaration());
anXMLMarshaller.setEncoding(xmlDocument.getEncoding());
anXMLMarshaller.setSchemaLocation(xmlDocument.getSchemaLocation());
anXMLMarshaller.setNoNamespaceSchemaLocation(xmlDocument.getNoNamespaceSchemaLocation());
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setMarshalledObject(xmlDocument.getRootObject());
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setMarshalledObjectRootQName(
new QName(xmlDocument.getRootElementURI(), xmlDocument.getRootElementName()));
if (result instanceof SAXResult) {
ContentHandlerRecord marshalRecord = new ContentHandlerRecord();
marshalRecord.setContentHandler(((SAXResult) result).getHandler());
marshalRecord.setMarshaller(anXMLMarshaller);
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setRootMarshalRecord(marshalRecord);
anXMLMarshaller.marshal(xmlDocument, marshalRecord);
} else if (result instanceof DOMResult) {
NodeRecord marshalRecord = new NodeRecord();
marshalRecord.setDOM(((DOMResult) result).getNode());
marshalRecord.setMarshaller(anXMLMarshaller);
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setRootMarshalRecord(marshalRecord);
anXMLMarshaller.marshal(xmlDocument, marshalRecord);
} else {
StringWriter writer = new StringWriter();
this.save(xmlDocument, writer, options);
String xml = writer.toString();
StreamSource source = new StreamSource(new java.io.StringReader(xml));
anXMLMarshaller.getTransformer().transform(source, result);
}
}
}
/**
* Serializes an XMLDocument as an XML document into the outputStream. If the DataObject's Type
* was defined by an XSD, the serialization will follow the XSD. Otherwise the serialization will
* follow the format as if an XSD were generated as defined by the SDO specification. The
* OutputStream will be flushed after writing. Does not perform validation to ensure compliance
* with an XSD.
*
* @param xmlDocument specifies XMLDocument to be saved
* @param outputStream specifies the OutputStream to write to.
* @param options implementation-specific options.
* @throws IOException for stream exceptions.
* @throws IllegalArgumentException if the dataObject tree is not closed or has no container.
*/
public void save(XMLDocument xmlDocument, OutputStream outputStream, Object options)
throws IOException {
if (xmlDocument == null) {
throw new IllegalArgumentException(
SDOException.cannotPerformOperationWithNullInputParameter("save", "xmlDocument"));
}
XMLMarshaller xmlMarshaller = getXmlMarshaller(options);
String encoding = xmlMarshaller.getEncoding();
if (xmlDocument.getEncoding() != null) {
encoding = xmlDocument.getEncoding();
}
OutputStreamWriter writer = new OutputStreamWriter(outputStream, encoding);
save(xmlDocument, writer, xmlMarshaller);
}
public DataObject create(Type type) {
if (type == null) {
throw new IllegalArgumentException(
SDOException.cannotPerformOperationWithNullInputParameter("create", "type"));
}
SDOType sdoType = (SDOType) type;
if (sdoType.isAbstract()) {
// throw illegal arg exception
// spec page 40
throw new IllegalArgumentException(
SDOException.errorCreatingDataObjectForType(sdoType.getURI(), sdoType.getName()));
}
if (sdoType.isDataType()) {
SDOTypeHelper sth = (SDOTypeHelper) getHelperContext().getTypeHelper();
sdoType = (SDOType) sth.getWrappersHashMap().get(sdoType.getQName());
}
Class implClass;
try {
implClass = sdoType.getImplClass();
if (implClass != null) {
// initialization of the properties Map Implementation will be done in the default
// constructor call below
// testcase is in org.apache.tuscany.sdo.test
SDODataObject theDataObject = (SDODataObject) implClass.newInstance();
theDataObject._setType(sdoType);
theDataObject._setHelperContext(getHelperContext());
return theDataObject;
}
} catch (InstantiationException e) {
throw new IllegalArgumentException(
SDOException.errorCreatingDataObjectForClass(
e, (sdoType).getInstanceClassName(), sdoType.getURI(), sdoType.getName()));
} catch (IllegalAccessException e) {
throw new IllegalArgumentException(
SDOException.errorCreatingDataObjectForClass(
e, (sdoType).getInstanceClassName(), sdoType.getURI(), sdoType.getName()));
}
SDODataObject dataObject = new SDODataObject();
dataObject._setType(sdoType);
dataObject._setHelperContext(getHelperContext());
return dataObject;
}
private void save(XMLDocument xmlDocument, Writer outputWriter, XMLMarshaller anXMLMarshaller)
throws IOException {
if (xmlDocument == null) {
throw new IllegalArgumentException(
SDOException.cannotPerformOperationWithNullInputParameter("save", "xmlDocument"));
}
// Ask the SDOXMLDocument if we should include the XML declaration in the resulting XML
anXMLMarshaller.setFragment(!xmlDocument.isXMLDeclaration());
anXMLMarshaller.setEncoding(xmlDocument.getEncoding());
anXMLMarshaller.setSchemaLocation(xmlDocument.getSchemaLocation());
anXMLMarshaller.setNoNamespaceSchemaLocation(xmlDocument.getNoNamespaceSchemaLocation());
WriterRecord writerRecord;
if (anXMLMarshaller.isFormattedOutput()) {
writerRecord = new FormattedWriterRecord();
} else {
writerRecord = new WriterRecord();
}
writerRecord.setWriter(outputWriter);
writerRecord.setMarshaller(anXMLMarshaller);
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setMarshalledObject(xmlDocument.getRootObject());
((SDOMarshalListener) anXMLMarshaller.getMarshalListener())
.setMarshalledObjectRootQName(
new QName(xmlDocument.getRootElementURI(), xmlDocument.getRootElementName()));
((SDOMarshalListener) anXMLMarshaller.getMarshalListener()).setRootMarshalRecord(writerRecord);
try {
anXMLMarshaller.marshal(xmlDocument, writerRecord);
} catch (XMLMarshalException xme) {
if (xme.getErrorCode() == XMLMarshalException.DESCRIPTOR_NOT_FOUND_IN_PROJECT) {
if (aHelperContext
!= ((SDOType) xmlDocument.getRootObject().getType()).getHelperContext()) {
throw SDOException.dataObjectNotFromHelperContext();
}
}
}
outputWriter.flush();
}
public DataObject create(Class interfaceClass) {
if (interfaceClass == null) {
throw new IllegalArgumentException(
SDOException.cannotPerformOperationWithNullInputParameter("create", "interfaceClass"));
}
Type type = getHelperContext().getTypeHelper().getType(interfaceClass);
if (type != null) {
return create(type);
}
// at this point the type may not have been defined or there could be a classloader issue
SDOXMLHelper xmlHelper = (SDOXMLHelper) getHelperContext().getXMLHelper();
ClassLoader contextLoader = xmlHelper.getLoader();
ClassLoader interfaceLoader = interfaceClass.getClassLoader();
boolean loadersAreRelated = false;
// check the hierarchy to see if the interface loader is a parent of the context loader
List<ClassLoader> visitedLoaders = new ArrayList<ClassLoader>();
while (contextLoader != null && !loadersAreRelated) {
if (visitedLoaders.contains(contextLoader)) {
// if we encounter a loader we've already checked, break out
break;
}
visitedLoaders.add(contextLoader);
if (contextLoader == interfaceLoader) {
loadersAreRelated = true;
}
ClassLoader parentLoader = contextLoader.getParent();
if (contextLoader == parentLoader) {
break;
}
contextLoader = parentLoader;
}
throw new IllegalArgumentException(
SDOException.typeNotFoundForInterface(interfaceClass.getName(), loadersAreRelated));
}
