@Override
public StartElement startElement(final StartElement element) throws XMLStreamException {
final String curPath = parser.getCurPath();
if (this.inside) {
this.deepLevel++;
writeElement(element);
final int attCount = element.getAttributeCount();
for (int i = 0; i < attCount; i++) {
final Attribute curAtt = element.getAttribute(i);
writeAttribute(
curAtt.getNamespace(),
element.getLocalName(),
curAtt.getLocalName(),
curAtt.getValue(),
curAtt.getPrefix());
}
} else {
if (curPath.endsWith("components/component")) {
final int indexObjid = element.indexOfAttribute(null, "objid");
final int indexHref = element.indexOfAttribute(Constants.XLINK_NS_URI, "href");
if (!(indexObjid > -1 && element.getAttribute(indexObjid).getValue().length() > 0
|| indexHref > -1
&& Utility.getId(element.getAttribute(indexHref).getValue()).length() > 0)) {
// start new component if there is no ID
final ByteArrayOutputStream out = new ByteArrayOutputStream();
this.writer = XmlUtility.createXmlStreamWriter(out);
outputStreams.add(out);
this.inside = true;
this.deepLevel++;
writeElement(element);
final int attCount = element.getAttributeCount();
for (int i = 0; i < attCount; i++) {
final Attribute curAtt = element.getAttribute(i);
writeAttribute(
curAtt.getNamespace(),
element.getLocalName(),
curAtt.getLocalName(),
curAtt.getValue(),
curAtt.getPrefix());
}
}
}
}
return element;
}
/**
* Parser hits an XML character element. Write all elements and all attributes with path to
* element and value (eg /properties/version/status=released) in a list. If attribute is
* xlink:href, extract objectId out of href and replace attribute-name in path with /id.
*
* @param s XML character element.
* @param element StAX StartElement
* @return XML character element.
*/
@Override
public String characters(final String s, final StartElement element)
throws UnsupportedEncodingException {
String path = parser.getCurPath().replaceFirst("/.*?/", "/");
if (path.equals(parser.getCurPath())) {
path = "";
values.add("\"type\"=\"" + parser.getCurPath().substring(1) + "\"");
} else {
if (s != null && !s.trim().equals("")) {
values.add("\"" + path + "\"=\"" + s + "\"");
}
}
List<Attribute> attributes = element.getAttributes();
for (Attribute attribute : attributes) {
if (attribute.getValue() != null && !attribute.getValue().trim().equals("")) {
String value = attribute.getValue();
String namespace = attribute.getNamespace();
String localName = attribute.getLocalName();
if (namespace != null && Constants.NS_EXTERNAL_XLINK.equals(namespace)) {
if (attribute.getLocalName().equals("href")) {
localName = "id";
value = value.replaceFirst(".*/", "");
if (path.equals("")) {
value = value.replaceFirst("(.*?:.*?):.*", "$1");
}
if (!value.contains(":")) {
value = "";
}
} else {
value = "";
}
}
if (!value.equals("")) {
values.add("\"" + path + "/" + localName + "\"=\"" + value + "\"");
}
}
}
return s;
}
@Override
public StartElement startElement(final StartElement element) throws XMLStreamException {
final String elementName = element.getLocalName();
if ("component".equals(elementName)) {
this.inComponent = true;
if (this.pids != null) {
this.componentId = pids.get(this.number);
this.number++;
} else {
final int index = element.indexOfAttribute(null, "objid");
if (index != -1) {
final String value = element.getAttribute(index).getValue();
if (value != null && value.length() > 0) {
this.componentId = value;
}
}
}
}
if (!this.inside) {
final String currentPath = parser.getCurPath();
if (paths.containsKey(currentPath)) {
if (this.insideLevel != 0) {
throw new XMLStreamException("insideLevel != 0: " + this.insideLevel);
}
this.inside = true;
final ByteArrayOutputStream out = new ByteArrayOutputStream();
this.writer = newInitializedWriter(out);
final String attributeName = paths.get(currentPath);
if (this.inComponent) {
if (this.components == null) {
this.components = new HashMap<String, Map>();
outputStreams.put("components", this.components);
}
final Map<String, Object> component;
if (components.containsKey(this.componentId)) {
component = (HashMap) components.get(this.componentId);
} else {
component = new HashMap<String, Object>();
components.put(this.componentId, component);
}
if (attributeName == null) {
component.put(elementName, out);
} else {
final String attributeValue = getAttributeValue(element, null, attributeName);
if ("md-record".equals(elementName)) {
Map<String, OutputStream> mdRecords = components.get(this.components);
if (mdRecords == null) {
mdRecords = new HashMap<String, OutputStream>();
component.put("md-records", mdRecords);
}
mdRecords.put(attributeValue, out);
} else {
component.put(attributeValue, out);
}
}
} else {
if (attributeName == null) {
outputStreams.put(elementName, out);
} else {
final String attributeValue = getAttributeValue(element, null, attributeName);
if ("md-record".equals(elementName)) {
if (this.metadata == null) {
this.metadata = new HashMap<String, OutputStream>();
outputStreams.put("md-records", this.metadata);
}
metadata.put(attributeValue, out);
} else {
outputStreams.put(attributeValue, out);
}
}
}
}
}
// write start element with attributes (and implicit neccessary
// namespace declarations due to the repairing xml writer
if (this.inside) {
String namespace = element.getNamespace();
if (namespace != null && !namespaceMap.containsKey(namespace)) {
final String prefix = element.getPrefix();
if (prefix != null) {
writer.setPrefix(prefix, element.getNamespace());
} else {
writer.setDefaultNamespace(element.getNamespace());
}
}
if (!("md-record".equals(elementName) && paths.containsKey(parser.getCurPath()))) {
writer.writeStartElement(element.getNamespace(), elementName);
}
final int attCount = element.getAttributeCount();
for (int i = 0; i < attCount; i++) {
final Attribute curAtt = element.getAttribute(i);
namespace = curAtt.getNamespace();
if (namespace != null && !namespaceMap.containsKey(namespace)) {
// Prefix is not null. (FRS)
writer.setPrefix(curAtt.getPrefix(), namespace);
}
if (!("md-record".equals(elementName) && paths.containsKey(parser.getCurPath()))) {
writer.writeAttribute(namespace, curAtt.getLocalName(), curAtt.getValue());
}
}
this.insideLevel++;
}
// this has to be the last handler
return element;
}