public Sequence eval(Sequence contextSequence, Item contextItem) throws XPathException {
Sequence querySeq = getArgument(1).eval(contextSequence);
if (querySeq.isEmpty()) {
return Sequence.EMPTY_SEQUENCE;
}
String query = querySeq.itemAt(0).getStringValue();
String[] terms = getSearchTerms(query);
NodeSet hits[] = new NodeSet[terms.length];
NodeSet contextSet = contextSequence.toNodeSet();
for (int k = 0; k < terms.length; k++) {
hits[k] =
context
.getBroker()
.getTextEngine()
.getNodesContaining(
context,
contextSet.getDocumentSet(),
null,
NodeSet.DESCENDANT,
null,
terms[k],
DBBroker.MATCH_EXACT);
hits[k] = getArgument(0).eval(hits[k]).toNodeSet();
}
NodeSet result = hits[0];
for (int k = 1; k < hits.length; k++) {
if (hits[k] != null) result = result.deepIntersection(hits[k]);
}
if (LOG.isDebugEnabled()) LOG.debug("FOUND: " + result.getLength());
return result;
}
public Sequence evalQuery(NodeSet nodes, List terms) throws XPathException {
if (terms == null || terms.size() == 0) return Sequence.EMPTY_SEQUENCE; // no search terms
double threshold = 0.65;
if (getArgumentCount() == 3) {
Sequence thresOpt = getArgument(2).eval(nodes);
// TODO : get rid of getLength()
if (!thresOpt.hasOne())
throw new XPathException(
getASTNode(), "third argument to " + getName() + "should be a single double value");
threshold = ((DoubleValue) thresOpt.convertTo(Type.DOUBLE)).getDouble();
}
NodeSet hits[] = new NodeSet[terms.size()];
String term;
TermMatcher matcher;
for (int k = 0; k < terms.size(); k++) {
term = (String) terms.get(k);
if (term.length() == 0) hits[k] = null;
else {
matcher = new FuzzyMatcher(term, threshold);
hits[k] =
context
.getBroker()
.getTextEngine()
.getNodes(
context,
nodes.getDocumentSet(),
nodes,
NodeSet.ANCESTOR,
null,
matcher,
term.substring(0, 1));
}
}
return mergeResults(hits);
}
/* (non-Javadoc)
* @see org.exist.xquery.Expression#eval(org.exist.dom.DocumentSet, org.exist.xquery.value.Sequence, org.exist.xquery.value.Item)
*/
public Sequence eval(Sequence contextSequence, Item contextItem) throws XPathException {
logger.error(
"Use of deprecated function fn:doctype(). "
+ "It will be removed soon. Please "
+ "use util:doctype() instead.");
if (context.getProfiler().isEnabled()) {
context.getProfiler().start(this);
context
.getProfiler()
.message(
this,
Profiler.DEPENDENCIES,
"DEPENDENCIES",
Dependency.getDependenciesName(this.getDependencies()));
if (contextSequence != null)
context
.getProfiler()
.message(this, Profiler.START_SEQUENCES, "CONTEXT SEQUENCE", contextSequence);
if (contextItem != null)
context
.getProfiler()
.message(this, Profiler.START_SEQUENCES, "CONTEXT ITEM", contextItem.toSequence());
}
MutableDocumentSet docs = new DefaultDocumentSet();
for (int i = 0; i < getArgumentCount(); i++) {
Sequence seq = getArgument(i).eval(contextSequence, contextItem);
for (SequenceIterator j = seq.iterate(); j.hasNext(); ) {
String next = j.nextItem().getStringValue();
context.getBroker().getXMLResourcesByDoctype(next, docs);
}
}
NodeSet result = new ExtArrayNodeSet(1);
for (Iterator i = docs.getDocumentIterator(); i.hasNext(); ) {
result.add(new NodeProxy((DocumentImpl) i.next(), NodeId.DOCUMENT_NODE));
}
if (context.getProfiler().isEnabled()) context.getProfiler().end(this, "", result);
return result;
}
/* (non-Javadoc)
* @see org.exist.xquery.value.Sequence#toNodeSet()
*/
public NodeSet toNodeSet() throws XPathException {
// for this method to work, all items have to be nodes
if (itemType != Type.ANY_TYPE && Type.subTypeOf(itemType, Type.NODE)) {
final NodeSet set = new ExtArrayNodeSet();
// We can't make it from an ExtArrayNodeSet (probably because it is sorted ?)
// NodeSet set = new ArraySet(100);
for (int i = 0; i < this.count; i++) {
NodeValue v = null;
final Entry temp = items[i];
v = (NodeValue) temp.item;
if (v.getImplementationType() != NodeValue.PERSISTENT_NODE) {
set.add((NodeProxy) v);
} else {
set.add((NodeProxy) v);
}
}
return set;
} else {
throw new XPathException(
"Type error: the sequence cannot be converted into"
+ " a node set. Item type is "
+ Type.getTypeName(itemType));
}
}
public NodeProxy match(DocumentImpl doc, NodeId nodeId) {
return parents.get(doc, nodeId);
}
public ParentSelector(NodeSet contextSet, int contextId) {
this.parents = contextSet.getParents(contextId);
}