public void transform(
Map<String, ?> result,
SolrQueryResponse response,
GroupingSpecification groupingSpecification,
SolrDocumentSource solrDocumentSource) {
Object value = result.get(groupingSpecification.getFields()[0]);
if (TopGroups.class.isInstance(value)) {
@SuppressWarnings("unchecked")
TopGroups<BytesRef> topGroups = (TopGroups<BytesRef>) value;
SolrDocumentList docList = new SolrDocumentList();
docList.setStart(groupingSpecification.getOffset());
docList.setNumFound(topGroups.totalHitCount);
Float maxScore = Float.NEGATIVE_INFINITY;
for (GroupDocs<BytesRef> group : topGroups.groups) {
for (ScoreDoc scoreDoc : group.scoreDocs) {
if (maxScore < scoreDoc.score) {
maxScore = scoreDoc.score;
}
docList.add(solrDocumentSource.retrieve(scoreDoc));
}
}
if (maxScore != Float.NEGATIVE_INFINITY) {
docList.setMaxScore(maxScore);
}
response.add("response", docList);
}
}
@Before
public void setUp() throws Exception {
Answer<GroupCollapseSummary> answer =
new Answer<GroupCollapseSummary>() {
@Override
public GroupCollapseSummary answer(InvocationOnMock invocation) throws Throwable {
Object[] args = invocation.getArguments();
DummyGroupCollapseSummary dummyObject =
new DummyGroupCollapseSummary(
(String) args[0],
(SolrIndexSearcher) args[1],
(Set<String>) args[2],
(String) args[3]);
return dummyObject;
}
};
PowerMockito.whenNew(GroupCollapseSummary.class).withAnyArguments().thenAnswer(answer);
initMocks(this);
schema = PowerMockito.mock(IndexSchema.class);
rb.req = req;
rb.rsp = rsp;
when(rb.getGroupingSpec()).thenReturn(groupSpec);
when(req.getParams()).thenReturn(params);
when(req.getSchema()).thenReturn(schema);
when(req.getSearcher()).thenReturn(searcher);
mockResponse();
when(schema.getFieldType(FIELD_PRICE)).thenReturn(priceType);
when(schema.getFieldType(FIELD_DISCOUNT)).thenReturn(discountType);
when(schema.getFieldType(FIELD_CLOSEOUT)).thenReturn(booleanType);
when(schema.getFieldType(FIELD_COLOR)).thenReturn(stringType);
when(schema.getFieldType(FIELD_COLORFAMILY)).thenReturn(stringType);
numericType = PowerMockito.mock(org.apache.lucene.document.FieldType.NumericType.class);
when(priceType.getNumericType()).thenReturn(numericType);
when(priceType.getTypeName()).thenReturn("tfloat");
when(discountType.getNumericType()).thenReturn(numericType);
when(discountType.getTypeName()).thenReturn("tint");
when(booleanType.getTypeName()).thenReturn("boolean");
when(stringType.getTypeName()).thenReturn("string");
when(groupSpec.getFields()).thenReturn(new String[] {"productId"});
}
public NamedList<Integer> getGroupedCounts(
SolrIndexSearcher searcher,
DocSet base,
String field,
boolean multiToken,
int offset,
int limit,
int mincount,
boolean missing,
String sort,
String prefix,
String contains,
boolean ignoreCase)
throws IOException {
GroupingSpecification groupingSpecification = rb.getGroupingSpec();
final String groupField =
groupingSpecification != null ? groupingSpecification.getFields()[0] : null;
if (groupField == null) {
throw new SolrException(
SolrException.ErrorCode.BAD_REQUEST,
"Specify the group.field as parameter or local parameter");
}
BytesRef prefixBytesRef = prefix != null ? new BytesRef(prefix) : null;
final TermGroupFacetCollector collector =
TermGroupFacetCollector.createTermGroupFacetCollector(
groupField, field, multiToken, prefixBytesRef, 128);
SchemaField sf = searcher.getSchema().getFieldOrNull(groupField);
if (sf != null
&& sf.hasDocValues() == false
&& sf.multiValued() == false
&& sf.getType().getNumericType() != null) {
// it's a single-valued numeric field: we must currently create insanity :(
// there isn't a GroupedFacetCollector that works on numerics right now...
searcher.search(
base.getTopFilter(),
new FilterCollector(collector) {
@Override
public LeafCollector getLeafCollector(LeafReaderContext context) throws IOException {
LeafReader insane = Insanity.wrapInsanity(context.reader(), groupField);
return in.getLeafCollector(insane.getContext());
}
});
} else {
searcher.search(base.getTopFilter(), collector);
}
boolean orderByCount =
sort.equals(FacetParams.FACET_SORT_COUNT)
|| sort.equals(FacetParams.FACET_SORT_COUNT_LEGACY);
TermGroupFacetCollector.GroupedFacetResult result =
collector.mergeSegmentResults(
limit < 0 ? Integer.MAX_VALUE : (offset + limit), mincount, orderByCount);
CharsRefBuilder charsRef = new CharsRefBuilder();
FieldType facetFieldType = searcher.getSchema().getFieldType(field);
NamedList<Integer> facetCounts = new NamedList<>();
List<TermGroupFacetCollector.FacetEntry> scopedEntries =
result.getFacetEntries(offset, limit < 0 ? Integer.MAX_VALUE : limit);
for (TermGroupFacetCollector.FacetEntry facetEntry : scopedEntries) {
// :TODO:can we do contains earlier than this to make it more efficient?
if (contains != null
&& !contains(facetEntry.getValue().utf8ToString(), contains, ignoreCase)) {
continue;
}
facetFieldType.indexedToReadable(facetEntry.getValue(), charsRef);
facetCounts.add(charsRef.toString(), facetEntry.getCount());
}
if (missing) {
facetCounts.add(null, result.getTotalMissingCount());
}
return facetCounts;
}
@Override
public void prepare(ResponseBuilder rb) throws IOException {
SolrQueryRequest req = rb.req;
SolrParams params = req.getParams();
// A runtime param can skip
if (!params.getBool(QueryElevationParams.ENABLE, true)) {
return;
}
boolean exclusive = params.getBool(QueryElevationParams.EXCLUSIVE, false);
// A runtime parameter can alter the config value for forceElevation
boolean force = params.getBool(QueryElevationParams.FORCE_ELEVATION, forceElevation);
boolean markExcludes = params.getBool(QueryElevationParams.MARK_EXCLUDES, false);
String boostStr = params.get(QueryElevationParams.IDS);
String exStr = params.get(QueryElevationParams.EXCLUDE);
Query query = rb.getQuery();
String qstr = rb.getQueryString();
if (query == null || qstr == null) {
return;
}
ElevationObj booster = null;
try {
if (boostStr != null || exStr != null) {
List<String> boosts =
(boostStr != null)
? StrUtils.splitSmart(boostStr, ",", true)
: new ArrayList<String>(0);
List<String> excludes =
(exStr != null) ? StrUtils.splitSmart(exStr, ",", true) : new ArrayList<String>(0);
booster = new ElevationObj(qstr, boosts, excludes);
} else {
IndexReader reader = req.getSearcher().getIndexReader();
qstr = getAnalyzedQuery(qstr);
booster = getElevationMap(reader, req.getCore()).get(qstr);
}
} catch (Exception ex) {
throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, "Error loading elevation", ex);
}
if (booster != null) {
rb.req.getContext().put(BOOSTED, booster.ids);
// Change the query to insert forced documents
if (exclusive == true) {
// we only want these results
rb.setQuery(booster.include);
} else {
BooleanQuery newq = new BooleanQuery(true);
newq.add(query, BooleanClause.Occur.SHOULD);
newq.add(booster.include, BooleanClause.Occur.SHOULD);
if (booster.exclude != null) {
if (markExcludes == false) {
for (TermQuery tq : booster.exclude) {
newq.add(new BooleanClause(tq, BooleanClause.Occur.MUST_NOT));
}
} else {
// we are only going to mark items as excluded, not actually exclude them. This works
// with the EditorialMarkerFactory
rb.req.getContext().put(EXCLUDED, booster.excludeIds);
}
}
rb.setQuery(newq);
}
ElevationComparatorSource comparator = new ElevationComparatorSource(booster);
// if the sort is 'score desc' use a custom sorting method to
// insert documents in their proper place
SortSpec sortSpec = rb.getSortSpec();
if (sortSpec.getSort() == null) {
sortSpec.setSortAndFields(
new Sort(
new SortField[] {
new SortField("_elevate_", comparator, true),
new SortField(null, SortField.Type.SCORE, false)
}),
Arrays.asList(new SchemaField[2]));
} else {
// Check if the sort is based on score
SortSpec modSortSpec = this.modifySortSpec(sortSpec, force, comparator);
if (null != modSortSpec) {
rb.setSortSpec(modSortSpec);
}
}
// alter the sorting in the grouping specification if there is one
GroupingSpecification groupingSpec = rb.getGroupingSpec();
if (groupingSpec != null) {
SortField[] groupSort = groupingSpec.getGroupSort().getSort();
Sort modGroupSort = this.modifySort(groupSort, force, comparator);
if (modGroupSort != null) {
groupingSpec.setGroupSort(modGroupSort);
}
SortField[] withinGroupSort = groupingSpec.getSortWithinGroup().getSort();
Sort modWithinGroupSort = this.modifySort(withinGroupSort, force, comparator);
if (modWithinGroupSort != null) {
groupingSpec.setSortWithinGroup(modWithinGroupSort);
}
}
}
// Add debugging information
if (rb.isDebug()) {
List<String> match = null;
if (booster != null) {
// Extract the elevated terms into a list
match = new ArrayList<String>(booster.priority.size());
for (Object o : booster.include.clauses()) {
TermQuery tq = (TermQuery) ((BooleanClause) o).getQuery();
match.add(tq.getTerm().text());
}
}
SimpleOrderedMap<Object> dbg = new SimpleOrderedMap<Object>();
dbg.add("q", qstr);
dbg.add("match", match);
if (rb.isDebugQuery()) {
rb.addDebugInfo("queryBoosting", dbg);
}
}
}