public void writeResponse() throws IOException {
Boolean omitHeader = req.getParams().getBool(CommonParams.OMIT_HEADER);
if (omitHeader != null && omitHeader) rsp.getValues().remove("responseHeader");
SolrIndexSearcher searcher = req.getSearcher();
if (liveDocs == null) {
liveDocs = searcher.getLeafReader().getLiveDocs();
}
int maxDoc = searcher.maxDoc();
try {
// responseWriter.write(sw,req,rsp);
ReturnFields fields = rsp.getReturnFields(); // return everything
Set<String> fnames = fields.getLuceneFieldNames();
int docCounter = 0;
for (int i = 0; i < maxDoc; i++) {
if (liveDocs != null && !liveDocs.get(i)) {
continue;
}
Document doc = searcher.doc(i);
SolrDocument sdoc = toSolrDocument(doc, schema);
writeSolrDocument(null, sdoc, fields, docCounter++);
getWriter().write("\n");
}
} finally {
close();
writer.write('\n'); // ending with a newline looks much better from the command line
writer.close();
}
}
protected DocSet computeDocSet(DocSet baseDocSet, List<String> excludeTagList)
throws SyntaxError, IOException {
Map<?, ?> tagMap = (Map<?, ?>) req.getContext().get("tags");
// rb can be null if facets are being calculated from a RequestHandler e.g. MoreLikeThisHandler
if (tagMap == null || rb == null) {
return baseDocSet;
}
IdentityHashMap<Query, Boolean> excludeSet = new IdentityHashMap<>();
for (String excludeTag : excludeTagList) {
Object olst = tagMap.get(excludeTag);
// tagMap has entries of List<String,List<QParser>>, but subject to change in the future
if (!(olst instanceof Collection)) continue;
for (Object o : (Collection<?>) olst) {
if (!(o instanceof QParser)) continue;
QParser qp = (QParser) o;
excludeSet.put(qp.getQuery(), Boolean.TRUE);
}
}
if (excludeSet.size() == 0) return baseDocSet;
List<Query> qlist = new ArrayList<>();
// add the base query
if (!excludeSet.containsKey(rb.getQuery())) {
qlist.add(rb.getQuery());
}
// add the filters
if (rb.getFilters() != null) {
for (Query q : rb.getFilters()) {
if (!excludeSet.containsKey(q)) {
qlist.add(q);
}
}
}
// get the new base docset for this facet
DocSet base = searcher.getDocSet(qlist);
if (rb.grouping() && rb.getGroupingSpec().isTruncateGroups()) {
Grouping grouping = new Grouping(searcher, null, rb.getQueryCommand(), false, 0, false);
grouping.setWithinGroupSort(rb.getGroupingSpec().getSortWithinGroup());
if (rb.getGroupingSpec().getFields().length > 0) {
grouping.addFieldCommand(rb.getGroupingSpec().getFields()[0], req);
} else if (rb.getGroupingSpec().getFunctions().length > 0) {
grouping.addFunctionCommand(rb.getGroupingSpec().getFunctions()[0], req);
} else {
return base;
}
AbstractAllGroupHeadsCollector allGroupHeadsCollector =
grouping.getCommands().get(0).createAllGroupCollector();
searcher.search(base.getTopFilter(), allGroupHeadsCollector);
return new BitDocSet(allGroupHeadsCollector.retrieveGroupHeads(searcher.maxDoc()));
} else {
return base;
}
}
public static SolrReaderSetScorer createReaderSetScorer(
Weight weight,
AtomicReaderContext context,
Bits acceptDocs,
SolrIndexSearcher searcher,
String authorities,
AtomicReader reader)
throws IOException {
DocSet readableDocSet =
(DocSet) searcher.cacheLookup(CacheConstants.ALFRESCO_READER_CACHE, authorities);
if (readableDocSet == null) {
String[] auths = authorities.substring(1).split(authorities.substring(0, 1));
readableDocSet = new BitDocSet(new FixedBitSet(searcher.maxDoc()));
BooleanQuery bQuery = new BooleanQuery();
for (String current : auths) {
bQuery.add(new TermQuery(new Term(QueryConstants.FIELD_READER, current)), Occur.SHOULD);
}
DocSet aclDocs = searcher.getDocSet(bQuery);
BooleanQuery aQuery = new BooleanQuery();
for (DocIterator it = aclDocs.iterator(); it.hasNext(); /**/ ) {
int docID = it.nextDoc();
// Obtain the ACL ID for this ACL doc.
long aclID =
searcher.getAtomicReader().getNumericDocValues(QueryConstants.FIELD_ACLID).get(docID);
SchemaField schemaField = searcher.getSchema().getField(QueryConstants.FIELD_ACLID);
Query query = schemaField.getType().getFieldQuery(null, schemaField, Long.toString(aclID));
aQuery.add(query, Occur.SHOULD);
if ((aQuery.clauses().size() > 999) || !it.hasNext()) {
DocSet docsForAclId = searcher.getDocSet(aQuery);
readableDocSet = readableDocSet.union(docsForAclId);
aQuery = new BooleanQuery();
}
}
// Exclude the ACL docs from the results, we only want real docs that match.
// Probably not very efficient, what we really want is remove(docID)
readableDocSet = readableDocSet.andNot(aclDocs);
searcher.cacheInsert(CacheConstants.ALFRESCO_READER_CACHE, authorities, readableDocSet);
}
// TODO: cache the full set? e.g. searcher.cacheInsert(CacheConstants.ALFRESCO_READERSET_CACHE,
// authorities, readableDocSet)
// plus check of course, for presence in cache at start of method.
return new SolrReaderSetScorer(weight, readableDocSet, context, acceptDocs, searcher);
}
