public void attribute(Txn transaction, AttrImpl attrib, NodePath path) {
path.addComponent(attrib.getQName());
if (config == null || config.matchAttribute(path)) {
engine.storeAttribute(
attrib,
null,
NativeTextEngine.ATTRIBUTE_NOT_BY_QNAME,
config,
mode == REMOVE_ALL_NODES);
}
if (config != null && config.hasQNameIndex(attrib.getQName())) {
engine.storeAttribute(
attrib, null, NativeTextEngine.ATTRIBUTE_BY_QNAME, config, mode == REMOVE_ALL_NODES);
}
path.removeLastComponent();
super.attribute(transaction, attrib, path);
}
public static StoredNode deserialize(
byte[] data, int start, int len, DocumentImpl doc, boolean pooled) {
int pos = start;
byte idSizeType = (byte) (data[pos] & 0x3);
boolean hasNamespace = (data[pos] & 0x10) == 0x10;
int attrType = (data[pos] & 0x4) >> 0x2;
pos += StoredNode.LENGTH_SIGNATURE_LENGTH;
int dlnLen = ByteConversion.byteToShort(data, pos);
pos += NodeId.LENGTH_NODE_ID_UNITS;
NodeId dln = doc.getBroker().getBrokerPool().getNodeFactory().createFromData(dlnLen, data, pos);
pos += dln.size();
short id = (short) Signatures.read(idSizeType, data, pos);
pos += Signatures.getLength(idSizeType);
String name = doc.getSymbols().getName(id);
if (name == null) throw new RuntimeException("no symbol for id " + id);
short nsId = 0;
String prefix = null;
if (hasNamespace) {
nsId = ByteConversion.byteToShort(data, pos);
pos += LENGTH_NS_ID;
int prefixLen = ByteConversion.byteToShort(data, pos);
pos += LENGTH_PREFIX_LENGTH;
if (prefixLen > 0) prefix = UTF8.decode(data, pos, prefixLen).toString();
pos += prefixLen;
}
String namespace = nsId == 0 ? "" : doc.getSymbols().getNamespace(nsId);
XMLString value = UTF8.decode(data, pos, len - (pos - start));
// OK : we have the necessary material to build the attribute
AttrImpl attr;
if (pooled) attr = (AttrImpl) NodePool.getInstance().borrowNode(Node.ATTRIBUTE_NODE);
// attr = (AttrImpl)NodeObjectPool.getInstance().borrowNode(AttrImpl.class);
else attr = new AttrImpl();
attr.setNodeName(doc.getSymbols().getQName(Node.ATTRIBUTE_NODE, namespace, name, prefix));
attr.value = value;
attr.setNodeId(dln);
if (dln == null) throw new RuntimeException("no node id " + id);
attr.setType(attrType);
return attr;
}
/*
* (non-Javadoc)
*
* @see org.exist.xupdate.Modification#process(org.exist.dom.DocumentSet)
*/
public long process(Txn transaction)
throws PermissionDeniedException, LockException, EXistException, XPathException {
NodeList children = content;
if (children.getLength() == 0) return 0;
int modifications = children.getLength();
try {
StoredNode ql[] = selectAndLock(transaction);
IndexListener listener = new IndexListener(ql);
NotificationService notifier = broker.getBrokerPool().getNotificationService();
Node temp;
TextImpl text;
AttrImpl attribute;
ElementImpl parent;
for (int i = 0; i < ql.length; i++) {
StoredNode node = ql[i];
if (node == null) {
LOG.warn("select " + selectStmt + " returned empty node");
continue;
}
DocumentImpl doc = (DocumentImpl) node.getOwnerDocument();
doc.getMetadata().setIndexListener(listener);
if (!doc.getPermissions().validate(broker.getUser(), Permission.UPDATE))
throw new PermissionDeniedException("permission to update document denied");
switch (node.getNodeType()) {
case Node.ELEMENT_NODE:
if (modifications == 0) modifications = 1;
((ElementImpl) node).update(transaction, children);
break;
case Node.TEXT_NODE:
parent = (ElementImpl) node.getParentNode();
temp = children.item(0);
text = new TextImpl(temp.getNodeValue());
modifications = 1;
text.setOwnerDocument(doc);
parent.updateChild(transaction, node, text);
break;
case Node.ATTRIBUTE_NODE:
parent = (ElementImpl) node.getParentNode();
if (parent == null) {
LOG.warn("parent node not found for " + node.getNodeId());
break;
}
AttrImpl attr = (AttrImpl) node;
temp = children.item(0);
attribute = new AttrImpl(attr.getQName(), temp.getNodeValue());
attribute.setOwnerDocument(doc);
parent.updateChild(transaction, node, attribute);
break;
default:
throw new EXistException("unsupported node-type");
}
doc.getMetadata().clearIndexListener();
doc.getMetadata().setLastModified(System.currentTimeMillis());
modifiedDocuments.add(doc);
broker.storeXMLResource(transaction, doc);
notifier.notifyUpdate(doc, UpdateListener.UPDATE);
}
checkFragmentation(transaction, modifiedDocuments);
} finally {
unlockDocuments(transaction);
}
return modifications;
}