@Test
public void testNoTerms() throws Exception {
FieldDataTermsFilter hFilterBytes =
FieldDataTermsFilter.newBytes(getFieldData(strMapper), new ObjectOpenHashSet<BytesRef>());
FieldDataTermsFilter hFilterLongs =
FieldDataTermsFilter.newLongs(getFieldData(lngMapper), new LongOpenHashSet());
FieldDataTermsFilter hFilterDoubles =
FieldDataTermsFilter.newDoubles(getFieldData(dblMapper), new DoubleOpenHashSet());
assertNull(hFilterBytes.getDocIdSet(reader.getContext(), reader.getLiveDocs()));
assertNull(hFilterLongs.getDocIdSet(reader.getContext(), reader.getLiveDocs()));
assertNull(hFilterDoubles.getDocIdSet(reader.getContext(), reader.getLiveDocs()));
}
@Test
public void testBytes() throws Exception {
List<Integer> docs = Arrays.asList(1, 5, 7);
ObjectOpenHashSet<BytesRef> hTerms = new ObjectOpenHashSet<BytesRef>();
List<BytesRef> cTerms = new ArrayList<BytesRef>(docs.size());
for (int i = 0; i < docs.size(); i++) {
BytesRef term = new BytesRef("str" + docs.get(i));
hTerms.add(term);
cTerms.add(term);
}
FieldDataTermsFilter hFilter = FieldDataTermsFilter.newBytes(getFieldData(strMapper), hTerms);
int size = reader.maxDoc();
FixedBitSet result = new FixedBitSet(size);
result.clear(0, size);
assertThat(result.cardinality(), equalTo(0));
result.or(hFilter.getDocIdSet(reader.getContext(), reader.getLiveDocs()).iterator());
assertThat(result.cardinality(), equalTo(docs.size()));
for (int i = 0; i < reader.maxDoc(); i++) {
assertThat(result.get(i), equalTo(docs.contains(i)));
}
// filter from mapper
result.clear(0, size);
assertThat(result.cardinality(), equalTo(0));
result.or(
strMapper
.termsFilter(ifdService, cTerms, null)
.getDocIdSet(reader.getContext(), reader.getLiveDocs())
.iterator());
assertThat(result.cardinality(), equalTo(docs.size()));
for (int i = 0; i < reader.maxDoc(); i++) {
assertThat(result.get(i), equalTo(docs.contains(i)));
}
result.clear(0, size);
assertThat(result.cardinality(), equalTo(0));
// filter on a numeric field using BytesRef terms
// should not match any docs
hFilter = FieldDataTermsFilter.newBytes(getFieldData(lngMapper), hTerms);
result.or(hFilter.getDocIdSet(reader.getContext(), reader.getLiveDocs()).iterator());
assertThat(result.cardinality(), equalTo(0));
// filter on a numeric field using BytesRef terms
// should not match any docs
hFilter = FieldDataTermsFilter.newBytes(getFieldData(dblMapper), hTerms);
result.or(hFilter.getDocIdSet(reader.getContext(), reader.getLiveDocs()).iterator());
assertThat(result.cardinality(), equalTo(0));
}
@Test
public void testDoubles() throws Exception {
List<Integer> docs = Arrays.asList(1, 5, 7);
DoubleOpenHashSet hTerms = new DoubleOpenHashSet();
List<Double> cTerms = new ArrayList<Double>(docs.size());
for (int i = 0; i < docs.size(); i++) {
double term = Double.valueOf(docs.get(i));
hTerms.add(term);
cTerms.add(term);
}
FieldDataTermsFilter hFilter = FieldDataTermsFilter.newDoubles(getFieldData(dblMapper), hTerms);
int size = reader.maxDoc();
FixedBitSet result = new FixedBitSet(size);
result.clear(0, size);
assertThat(result.cardinality(), equalTo(0));
result.or(hFilter.getDocIdSet(reader.getContext(), reader.getLiveDocs()).iterator());
assertThat(result.cardinality(), equalTo(docs.size()));
for (int i = 0; i < reader.maxDoc(); i++) {
assertThat(result.get(i), equalTo(docs.contains(i)));
}
// filter from mapper
result.clear(0, size);
assertThat(result.cardinality(), equalTo(0));
result.or(
dblMapper
.termsFilter(ifdService, cTerms, null)
.getDocIdSet(reader.getContext(), reader.getLiveDocs())
.iterator());
assertThat(result.cardinality(), equalTo(docs.size()));
for (int i = 0; i < reader.maxDoc(); i++) {
assertThat(result.get(i), equalTo(docs.contains(i)));
}
hFilter = FieldDataTermsFilter.newDoubles(getFieldData(lngMapper), hTerms);
assertNull(hFilter.getDocIdSet(reader.getContext(), reader.getLiveDocs()));
}
protected int[] lookupDocIdByPK(final IndexSearcher searcher, final String... ids)
throws IOException {
final List<AtomicReaderContext> subReaders = searcher.getIndexReader().leaves();
final TermsEnum[] termsEnums = new TermsEnum[subReaders.size()];
final DocsEnum[] docsEnums = new DocsEnum[subReaders.size()];
for (int subIDX = 0; subIDX < subReaders.size(); subIDX++) {
termsEnums[subIDX] = subReaders.get(subIDX).reader().fields().terms("id").iterator(null);
}
int[] results = new int[ids.length];
for (int i = 0; i < results.length; i++) {
results[i] = -1;
}
for (int idx = 0; idx < ids.length; idx++) {
int base = 0;
final BytesRef id = new BytesRef(ids[idx]);
for (int subIDX = 0; subIDX < subReaders.size(); subIDX++) {
final AtomicReader sub = subReaders.get(subIDX).reader();
final TermsEnum termsEnum = termsEnums[subIDX];
if (termsEnum.seekExact(id, false)) {
final DocsEnum docs =
docsEnums[subIDX] = termsEnum.docs(sub.getLiveDocs(), docsEnums[subIDX], 0);
if (docs != null) {
final int docID = docs.nextDoc();
if (docID != DocIdSetIterator.NO_MORE_DOCS) {
results[idx] = base + docID;
break;
}
}
}
base += sub.maxDoc();
}
}
return results;
}
private List<Document> lookupDocs(Term term, final LoadFieldCallback lfc) throws IOException {
final List<Document> documents = new ArrayList<Document>();
final TermFilter tf = new TermFilter(term);
try {
for (AtomicReaderContext arc : searcher.getIndexReader().leaves()) {
AtomicReader ar = arc.reader();
Bits liveDocs = ar.getLiveDocs();
DocIdSet docSet = tf.getDocIdSet(arc, liveDocs);
if (docSet != null) {
DocIdSetIterator disi = docSet.iterator();
if (disi != null) {
int docId;
while ((docId = disi.nextDoc()) != DocIdSetIterator.NO_MORE_DOCS) {
DocumentStoredFieldVisitor fv =
new DocumentStoredFieldVisitor() {
@Override
public StoredFieldVisitor.Status needsField(FieldInfo fieldInfo)
throws IOException {
if (lfc == null || lfc.loadField(fieldInfo.name)) {
return StoredFieldVisitor.Status.YES;
}
return StoredFieldVisitor.Status.NO;
}
};
ar.document(docId, fv);
documents.add(fv.getDocument());
}
}
}
}
} catch (IOException io) {
throw new IndexException(io);
}
return documents;
}
/**
* Merges the sortedset docvalues from <code>toMerge</code>.
*
* <p>The default implementation calls {@link #addSortedSetField}, passing an Iterable that merges
* ordinals and values and filters deleted documents .
*/
public void mergeSortedSetField(
FieldInfo fieldInfo, final MergeState mergeState, List<SortedSetDocValues> toMerge)
throws IOException {
mergeState.checkAbort.work(mergeState.segmentInfo.getDocCount());
final AtomicReader readers[] = mergeState.readers.toArray(new AtomicReader[toMerge.size()]);
final SortedSetDocValues dvs[] = toMerge.toArray(new SortedSetDocValues[toMerge.size()]);
// step 1: iterate thru each sub and mark terms still in use
TermsEnum liveTerms[] = new TermsEnum[dvs.length];
long[] weights = new long[liveTerms.length];
for (int sub = 0; sub < liveTerms.length; sub++) {
AtomicReader reader = readers[sub];
SortedSetDocValues dv = dvs[sub];
Bits liveDocs = reader.getLiveDocs();
if (liveDocs == null) {
liveTerms[sub] = dv.termsEnum();
weights[sub] = dv.getValueCount();
} else {
LongBitSet bitset = new LongBitSet(dv.getValueCount());
for (int i = 0; i < reader.maxDoc(); i++) {
if (liveDocs.get(i)) {
dv.setDocument(i);
long ord;
while ((ord = dv.nextOrd()) != SortedSetDocValues.NO_MORE_ORDS) {
bitset.set(ord);
}
}
}
liveTerms[sub] = new BitsFilteredTermsEnum(dv.termsEnum(), bitset);
weights[sub] = bitset.cardinality();
}
}
// step 2: create ordinal map (this conceptually does the "merging")
final OrdinalMap map = OrdinalMap.build(this, liveTerms, weights, PackedInts.COMPACT);
// step 3: add field
addSortedSetField(
fieldInfo,
// ord -> value
new Iterable<BytesRef>() {
@Override
public Iterator<BytesRef> iterator() {
return new Iterator<BytesRef>() {
long currentOrd;
@Override
public boolean hasNext() {
return currentOrd < map.getValueCount();
}
@Override
public BytesRef next() {
if (!hasNext()) {
throw new NoSuchElementException();
}
int segmentNumber = map.getFirstSegmentNumber(currentOrd);
long segmentOrd = map.getFirstSegmentOrd(currentOrd);
final BytesRef term = dvs[segmentNumber].lookupOrd(segmentOrd);
currentOrd++;
return term;
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
};
}
},
// doc -> ord count
new Iterable<Number>() {
@Override
public Iterator<Number> iterator() {
return new Iterator<Number>() {
int readerUpto = -1;
int docIDUpto;
int nextValue;
AtomicReader currentReader;
Bits currentLiveDocs;
boolean nextIsSet;
@Override
public boolean hasNext() {
return nextIsSet || setNext();
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
@Override
public Number next() {
if (!hasNext()) {
throw new NoSuchElementException();
}
assert nextIsSet;
nextIsSet = false;
// TODO make a mutable number
return nextValue;
}
private boolean setNext() {
while (true) {
if (readerUpto == readers.length) {
return false;
}
if (currentReader == null || docIDUpto == currentReader.maxDoc()) {
readerUpto++;
if (readerUpto < readers.length) {
currentReader = readers[readerUpto];
currentLiveDocs = currentReader.getLiveDocs();
}
docIDUpto = 0;
continue;
}
if (currentLiveDocs == null || currentLiveDocs.get(docIDUpto)) {
nextIsSet = true;
SortedSetDocValues dv = dvs[readerUpto];
dv.setDocument(docIDUpto);
nextValue = 0;
while (dv.nextOrd() != SortedSetDocValues.NO_MORE_ORDS) {
nextValue++;
}
docIDUpto++;
return true;
}
docIDUpto++;
}
}
};
}
},
// ords
new Iterable<Number>() {
@Override
public Iterator<Number> iterator() {
return new Iterator<Number>() {
int readerUpto = -1;
int docIDUpto;
long nextValue;
AtomicReader currentReader;
Bits currentLiveDocs;
LongValues currentMap;
boolean nextIsSet;
long ords[] = new long[8];
int ordUpto;
int ordLength;
@Override
public boolean hasNext() {
return nextIsSet || setNext();
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
@Override
public Number next() {
if (!hasNext()) {
throw new NoSuchElementException();
}
assert nextIsSet;
nextIsSet = false;
// TODO make a mutable number
return nextValue;
}
private boolean setNext() {
while (true) {
if (readerUpto == readers.length) {
return false;
}
if (ordUpto < ordLength) {
nextValue = ords[ordUpto];
ordUpto++;
nextIsSet = true;
return true;
}
if (currentReader == null || docIDUpto == currentReader.maxDoc()) {
readerUpto++;
if (readerUpto < readers.length) {
currentReader = readers[readerUpto];
currentLiveDocs = currentReader.getLiveDocs();
currentMap = map.getGlobalOrds(readerUpto);
}
docIDUpto = 0;
continue;
}
if (currentLiveDocs == null || currentLiveDocs.get(docIDUpto)) {
assert docIDUpto < currentReader.maxDoc();
SortedSetDocValues dv = dvs[readerUpto];
dv.setDocument(docIDUpto);
ordUpto = ordLength = 0;
long ord;
while ((ord = dv.nextOrd()) != SortedSetDocValues.NO_MORE_ORDS) {
if (ordLength == ords.length) {
ords = ArrayUtil.grow(ords, ordLength + 1);
}
ords[ordLength] = currentMap.get(ord);
ordLength++;
}
docIDUpto++;
continue;
}
docIDUpto++;
}
}
};
}
});
}
@Test
public void testRandom() throws Exception {
Directory directory = newDirectory();
RandomIndexWriter indexWriter = new RandomIndexWriter(random(), directory);
int numUniqueChildValues = 1 + random().nextInt(TEST_NIGHTLY ? 10000 : 1000);
String[] childValues = new String[numUniqueChildValues];
for (int i = 0; i < numUniqueChildValues; i++) {
childValues[i] = Integer.toString(i);
}
IntOpenHashSet filteredOrDeletedDocs = new IntOpenHashSet();
int childDocId = 0;
int numParentDocs = 1 + random().nextInt(TEST_NIGHTLY ? 20000 : 1000);
ObjectObjectOpenHashMap<String, NavigableSet<String>> childValueToParentIds =
new ObjectObjectOpenHashMap<String, NavigableSet<String>>();
for (int parentDocId = 0; parentDocId < numParentDocs; parentDocId++) {
boolean markParentAsDeleted = rarely();
boolean filterMe = rarely();
String parent = Integer.toString(parentDocId);
Document document = new Document();
document.add(
new StringField(UidFieldMapper.NAME, Uid.createUid("parent", parent), Field.Store.YES));
document.add(new StringField(TypeFieldMapper.NAME, "parent", Field.Store.NO));
if (markParentAsDeleted) {
filteredOrDeletedDocs.add(parentDocId);
document.add(new StringField("delete", "me", Field.Store.NO));
}
if (filterMe) {
filteredOrDeletedDocs.add(parentDocId);
document.add(new StringField("filter", "me", Field.Store.NO));
}
indexWriter.addDocument(document);
int numChildDocs;
if (rarely()) {
numChildDocs = random().nextInt(TEST_NIGHTLY ? 100 : 25);
} else {
numChildDocs = random().nextInt(TEST_NIGHTLY ? 40 : 10);
}
for (int i = 0; i < numChildDocs; i++) {
boolean markChildAsDeleted = rarely();
String childValue = childValues[random().nextInt(childValues.length)];
document = new Document();
document.add(
new StringField(
UidFieldMapper.NAME,
Uid.createUid("child", Integer.toString(childDocId)),
Field.Store.NO));
document.add(new StringField(TypeFieldMapper.NAME, "child", Field.Store.NO));
document.add(
new StringField(
ParentFieldMapper.NAME, Uid.createUid("parent", parent), Field.Store.NO));
document.add(new StringField("field1", childValue, Field.Store.NO));
if (markChildAsDeleted) {
document.add(new StringField("delete", "me", Field.Store.NO));
}
indexWriter.addDocument(document);
if (!markChildAsDeleted) {
NavigableSet<String> parentIds;
if (childValueToParentIds.containsKey(childValue)) {
parentIds = childValueToParentIds.lget();
} else {
childValueToParentIds.put(childValue, parentIds = new TreeSet<String>());
}
if (!markParentAsDeleted && !filterMe) {
parentIds.add(parent);
}
}
}
}
// Delete docs that are marked to be deleted.
indexWriter.deleteDocuments(new Term("delete", "me"));
indexWriter.commit();
IndexReader indexReader = DirectoryReader.open(directory);
IndexSearcher searcher = new IndexSearcher(indexReader);
Engine.Searcher engineSearcher =
new Engine.SimpleSearcher(ChildrenConstantScoreQueryTests.class.getSimpleName(), searcher);
((TestSearchContext) SearchContext.current())
.setSearcher(new ContextIndexSearcher(SearchContext.current(), engineSearcher));
Filter rawParentFilter = new TermFilter(new Term(TypeFieldMapper.NAME, "parent"));
Filter rawFilterMe = new NotFilter(new TermFilter(new Term("filter", "me")));
int max = numUniqueChildValues / 4;
for (int i = 0; i < max; i++) {
// Randomly pick a cached version: there is specific logic inside ChildrenQuery that deals
// with the fact
// that deletes are applied at the top level when filters are cached.
Filter parentFilter;
if (random().nextBoolean()) {
parentFilter = SearchContext.current().filterCache().cache(rawParentFilter);
} else {
parentFilter = rawParentFilter;
}
// Using this in FQ, will invoke / test the Scorer#advance(..) and also let the Weight#scorer
// not get live docs as acceptedDocs
Filter filterMe;
if (random().nextBoolean()) {
filterMe = SearchContext.current().filterCache().cache(rawFilterMe);
} else {
filterMe = rawFilterMe;
}
// Simulate a parent update
if (random().nextBoolean()) {
int numberOfUpdates = 1 + random().nextInt(TEST_NIGHTLY ? 25 : 5);
for (int j = 0; j < numberOfUpdates; j++) {
int parentId;
do {
parentId = random().nextInt(numParentDocs);
} while (filteredOrDeletedDocs.contains(parentId));
String parentUid = Uid.createUid("parent", Integer.toString(parentId));
indexWriter.deleteDocuments(new Term(UidFieldMapper.NAME, parentUid));
Document document = new Document();
document.add(new StringField(UidFieldMapper.NAME, parentUid, Field.Store.YES));
document.add(new StringField(TypeFieldMapper.NAME, "parent", Field.Store.NO));
indexWriter.addDocument(document);
}
indexReader.close();
indexReader = DirectoryReader.open(indexWriter.w, true);
searcher = new IndexSearcher(indexReader);
engineSearcher =
new Engine.SimpleSearcher(
ChildrenConstantScoreQueryTests.class.getSimpleName(), searcher);
((TestSearchContext) SearchContext.current())
.setSearcher(new ContextIndexSearcher(SearchContext.current(), engineSearcher));
}
String childValue = childValues[random().nextInt(numUniqueChildValues)];
TermQuery childQuery = new TermQuery(new Term("field1", childValue));
int shortCircuitParentDocSet = random().nextInt(numParentDocs);
Filter nonNestedDocsFilter = random().nextBoolean() ? NonNestedDocsFilter.INSTANCE : null;
Query query;
if (random().nextBoolean()) {
// Usage in HasChildQueryParser
query =
new ChildrenConstantScoreQuery(
childQuery,
"parent",
"child",
parentFilter,
shortCircuitParentDocSet,
nonNestedDocsFilter);
} else {
// Usage in HasChildFilterParser
query =
new XConstantScoreQuery(
new CustomQueryWrappingFilter(
new ChildrenConstantScoreQuery(
childQuery,
"parent",
"child",
parentFilter,
shortCircuitParentDocSet,
nonNestedDocsFilter)));
}
query = new XFilteredQuery(query, filterMe);
BitSetCollector collector = new BitSetCollector(indexReader.maxDoc());
searcher.search(query, collector);
FixedBitSet actualResult = collector.getResult();
FixedBitSet expectedResult = new FixedBitSet(indexReader.maxDoc());
if (childValueToParentIds.containsKey(childValue)) {
AtomicReader slowAtomicReader = SlowCompositeReaderWrapper.wrap(indexReader);
Terms terms = slowAtomicReader.terms(UidFieldMapper.NAME);
if (terms != null) {
NavigableSet<String> parentIds = childValueToParentIds.lget();
TermsEnum termsEnum = terms.iterator(null);
DocsEnum docsEnum = null;
for (String id : parentIds) {
TermsEnum.SeekStatus seekStatus =
termsEnum.seekCeil(Uid.createUidAsBytes("parent", id));
if (seekStatus == TermsEnum.SeekStatus.FOUND) {
docsEnum =
termsEnum.docs(slowAtomicReader.getLiveDocs(), docsEnum, DocsEnum.FLAG_NONE);
expectedResult.set(docsEnum.nextDoc());
} else if (seekStatus == TermsEnum.SeekStatus.END) {
break;
}
}
}
}
assertBitSet(actualResult, expectedResult, searcher);
}
indexWriter.close();
indexReader.close();
directory.close();
}
public SpansFiltered(Spans spans, Filter filter, AtomicReader reader) throws IOException {
this(spans, filter.getDocIdSet(reader.getContext(), reader.getLiveDocs()));
}
@Override
public DoubleArrayAtomicFieldData loadDirect(AtomicReaderContext context) throws Exception {
AtomicReader reader = context.reader();
Terms terms = reader.terms(getFieldNames().indexName());
if (terms == null) {
return DoubleArrayAtomicFieldData.EMPTY;
}
// TODO: how can we guess the number of terms? numerics end up creating more terms per value...
final TDoubleArrayList values = new TDoubleArrayList();
ArrayList<int[]> ordinals = new ArrayList<int[]>();
int[] idx = new int[reader.maxDoc()];
ordinals.add(new int[reader.maxDoc()]);
values.add(0); // first "t" indicates null value
int termOrd = 1; // current term number
TermsEnum termsEnum = terms.iterator(null);
try {
DocsEnum docsEnum = null;
for (BytesRef term = termsEnum.next(); term != null; term = termsEnum.next()) {
values.add(FieldCache.NUMERIC_UTILS_DOUBLE_PARSER.parseDouble(term));
docsEnum = termsEnum.docs(reader.getLiveDocs(), docsEnum, 0);
for (int docId = docsEnum.nextDoc();
docId != DocsEnum.NO_MORE_DOCS;
docId = docsEnum.nextDoc()) {
int[] ordinal;
if (idx[docId] >= ordinals.size()) {
ordinal = new int[reader.maxDoc()];
ordinals.add(ordinal);
} else {
ordinal = ordinals.get(idx[docId]);
}
ordinal[docId] = termOrd;
idx[docId]++;
}
termOrd++;
}
} catch (RuntimeException e) {
if (e.getClass().getName().endsWith("StopFillCacheException")) {
// all is well, in case numeric parsers are used.
} else {
throw e;
}
}
if (ordinals.size() == 1) {
int[] nativeOrdinals = ordinals.get(0);
FixedBitSet set = new FixedBitSet(reader.maxDoc());
double[] sValues = new double[reader.maxDoc()];
boolean allHaveValue = true;
for (int i = 0; i < nativeOrdinals.length; i++) {
int nativeOrdinal = nativeOrdinals[i];
if (nativeOrdinal == 0) {
allHaveValue = false;
} else {
set.set(i);
sValues[i] = values.get(nativeOrdinal);
}
}
if (allHaveValue) {
return new DoubleArrayAtomicFieldData.Single(sValues, reader.maxDoc());
} else {
return new DoubleArrayAtomicFieldData.SingleFixedSet(sValues, reader.maxDoc(), set);
}
} else {
int[][] nativeOrdinals = new int[ordinals.size()][];
for (int i = 0; i < nativeOrdinals.length; i++) {
nativeOrdinals[i] = ordinals.get(i);
}
return new DoubleArrayAtomicFieldData.WithOrdinals(
values.toArray(new double[values.size()]),
reader.maxDoc(),
Ordinals.Factories.createFromFlatOrdinals(
nativeOrdinals, termOrd, fieldDataType.getSettings()));
}
}
@Override
public void execute(String[] args, PrintStream out) throws Exception {
String field = null;
String termVal = null;
try {
field = args[0];
} catch (Exception e) {
field = null;
}
if (field != null) {
String[] parts = field.split(":");
if (parts.length > 1) {
field = parts[0];
termVal = parts[1];
}
}
if (field == null || termVal == null) {
out.println("usage: field:term");
out.flush();
return;
}
IndexReader reader = ctx.getIndexReader();
List<AtomicReaderContext> leaves = reader.leaves();
int docBase = 0;
int numPerPage = 20;
for (AtomicReaderContext leaf : leaves) {
AtomicReader atomicReader = leaf.reader();
Terms terms = atomicReader.terms(field);
if (terms == null) {
continue;
}
boolean hasPositions = terms.hasPositions();
if (terms != null && termVal != null) {
TermsEnum te = terms.iterator(null);
int count = 0;
if (te.seekExact(new BytesRef(termVal), true)) {
if (hasPositions) {
DocsAndPositionsEnum iter = te.docsAndPositions(atomicReader.getLiveDocs(), null);
int docid;
while ((docid = iter.nextDoc()) != DocIdSetIterator.NO_MORE_DOCS) {
count++;
out.print("docid: " + (docid + docBase) + ", freq: " + iter.freq() + ", ");
for (int i = 0; i < iter.freq(); ++i) {
out.print("pos " + i + ": " + iter.nextPosition());
BytesRef payload = iter.getPayload();
if (payload != null) {
out.print(",payload: " + payload);
}
out.print(";");
}
out.println();
if (ctx.isInteractiveMode()) {
if (count % numPerPage == 0) {
out.println("Ctrl-D to break");
int ch = System.in.read();
if (ch == -1) {
out.flush();
return;
}
}
}
}
} else {
DocsEnum iter = te.docs(atomicReader.getLiveDocs(), null);
int docid;
while ((docid = iter.nextDoc()) != DocIdSetIterator.NO_MORE_DOCS) {
count++;
out.println("docid: " + (docid + docBase));
if (ctx.isInteractiveMode()) {
if (count % numPerPage == 0) {
out.println("Ctrl-D to break");
int ch = System.in.read();
if (ch == -1) {
out.flush();
return;
}
}
}
}
}
}
}
docBase += atomicReader.maxDoc();
}
}
int resolveParentDocuments(
TopDocs topDocs,
SearchContext context,
Recycler.V<ObjectObjectOpenHashMap<Object, ParentDoc[]>> parentDocs) {
int parentHitsResolved = 0;
Recycler.V<ObjectObjectOpenHashMap<Object, Recycler.V<IntObjectOpenHashMap<ParentDoc>>>>
parentDocsPerReader =
cacheRecycler.hashMap(context.searcher().getIndexReader().leaves().size());
for (ScoreDoc scoreDoc : topDocs.scoreDocs) {
int readerIndex =
ReaderUtil.subIndex(scoreDoc.doc, context.searcher().getIndexReader().leaves());
AtomicReaderContext subContext =
context.searcher().getIndexReader().leaves().get(readerIndex);
int subDoc = scoreDoc.doc - subContext.docBase;
// find the parent id
HashedBytesArray parentId =
context.idCache().reader(subContext.reader()).parentIdByDoc(parentType, subDoc);
if (parentId == null) {
// no parent found
continue;
}
// now go over and find the parent doc Id and reader tuple
for (AtomicReaderContext atomicReaderContext : context.searcher().getIndexReader().leaves()) {
AtomicReader indexReader = atomicReaderContext.reader();
int parentDocId = context.idCache().reader(indexReader).docById(parentType, parentId);
Bits liveDocs = indexReader.getLiveDocs();
if (parentDocId != -1 && (liveDocs == null || liveDocs.get(parentDocId))) {
// we found a match, add it and break
Recycler.V<IntObjectOpenHashMap<ParentDoc>> readerParentDocs =
parentDocsPerReader.v().get(indexReader.getCoreCacheKey());
if (readerParentDocs == null) {
readerParentDocs = cacheRecycler.intObjectMap(indexReader.maxDoc());
parentDocsPerReader.v().put(indexReader.getCoreCacheKey(), readerParentDocs);
}
ParentDoc parentDoc = readerParentDocs.v().get(parentDocId);
if (parentDoc == null) {
parentHitsResolved++; // we have a hit on a parent
parentDoc = new ParentDoc();
parentDoc.docId = parentDocId;
parentDoc.count = 1;
parentDoc.maxScore = scoreDoc.score;
parentDoc.sumScores = scoreDoc.score;
readerParentDocs.v().put(parentDocId, parentDoc);
} else {
parentDoc.count++;
parentDoc.sumScores += scoreDoc.score;
if (scoreDoc.score > parentDoc.maxScore) {
parentDoc.maxScore = scoreDoc.score;
}
}
}
}
}
boolean[] states = parentDocsPerReader.v().allocated;
Object[] keys = parentDocsPerReader.v().keys;
Object[] values = parentDocsPerReader.v().values;
for (int i = 0; i < states.length; i++) {
if (states[i]) {
Recycler.V<IntObjectOpenHashMap<ParentDoc>> value =
(Recycler.V<IntObjectOpenHashMap<ParentDoc>>) values[i];
ParentDoc[] _parentDocs = value.v().values().toArray(ParentDoc.class);
Arrays.sort(_parentDocs, PARENT_DOC_COMP);
parentDocs.v().put(keys[i], _parentDocs);
Releasables.release(value);
}
}
Releasables.release(parentDocsPerReader);
return parentHitsResolved;
}
private IndexIterationContext createContext(
int nDocs,
RandomIndexWriter fromWriter,
RandomIndexWriter toWriter,
boolean multipleValuesPerDocument,
boolean scoreDocsInOrder)
throws IOException {
IndexIterationContext context = new IndexIterationContext();
int numRandomValues = nDocs / 2;
context.randomUniqueValues = new String[numRandomValues];
Set<String> trackSet = new HashSet<String>();
context.randomFrom = new boolean[numRandomValues];
for (int i = 0; i < numRandomValues; i++) {
String uniqueRandomValue;
do {
uniqueRandomValue = _TestUtil.randomRealisticUnicodeString(random());
// uniqueRandomValue = _TestUtil.randomSimpleString(random);
} while ("".equals(uniqueRandomValue) || trackSet.contains(uniqueRandomValue));
// Generate unique values and empty strings aren't allowed.
trackSet.add(uniqueRandomValue);
context.randomFrom[i] = random().nextBoolean();
context.randomUniqueValues[i] = uniqueRandomValue;
}
RandomDoc[] docs = new RandomDoc[nDocs];
for (int i = 0; i < nDocs; i++) {
String id = Integer.toString(i);
int randomI = random().nextInt(context.randomUniqueValues.length);
String value = context.randomUniqueValues[randomI];
Document document = new Document();
document.add(newTextField(random(), "id", id, Field.Store.NO));
document.add(newTextField(random(), "value", value, Field.Store.NO));
boolean from = context.randomFrom[randomI];
int numberOfLinkValues = multipleValuesPerDocument ? 2 + random().nextInt(10) : 1;
docs[i] = new RandomDoc(id, numberOfLinkValues, value, from);
for (int j = 0; j < numberOfLinkValues; j++) {
String linkValue =
context.randomUniqueValues[random().nextInt(context.randomUniqueValues.length)];
docs[i].linkValues.add(linkValue);
if (from) {
if (!context.fromDocuments.containsKey(linkValue)) {
context.fromDocuments.put(linkValue, new ArrayList<RandomDoc>());
}
if (!context.randomValueFromDocs.containsKey(value)) {
context.randomValueFromDocs.put(value, new ArrayList<RandomDoc>());
}
context.fromDocuments.get(linkValue).add(docs[i]);
context.randomValueFromDocs.get(value).add(docs[i]);
document.add(newTextField(random(), "from", linkValue, Field.Store.NO));
} else {
if (!context.toDocuments.containsKey(linkValue)) {
context.toDocuments.put(linkValue, new ArrayList<RandomDoc>());
}
if (!context.randomValueToDocs.containsKey(value)) {
context.randomValueToDocs.put(value, new ArrayList<RandomDoc>());
}
context.toDocuments.get(linkValue).add(docs[i]);
context.randomValueToDocs.get(value).add(docs[i]);
document.add(newTextField(random(), "to", linkValue, Field.Store.NO));
}
}
final RandomIndexWriter w;
if (from) {
w = fromWriter;
} else {
w = toWriter;
}
w.addDocument(document);
if (random().nextInt(10) == 4) {
w.commit();
}
if (VERBOSE) {
System.out.println("Added document[" + docs[i].id + "]: " + document);
}
}
// Pre-compute all possible hits for all unique random values. On top of this also compute all
// possible score for
// any ScoreMode.
IndexSearcher fromSearcher = newSearcher(fromWriter.getReader());
IndexSearcher toSearcher = newSearcher(toWriter.getReader());
for (int i = 0; i < context.randomUniqueValues.length; i++) {
String uniqueRandomValue = context.randomUniqueValues[i];
final String fromField;
final String toField;
final Map<String, Map<Integer, JoinScore>> queryVals;
if (context.randomFrom[i]) {
fromField = "from";
toField = "to";
queryVals = context.fromHitsToJoinScore;
} else {
fromField = "to";
toField = "from";
queryVals = context.toHitsToJoinScore;
}
final Map<BytesRef, JoinScore> joinValueToJoinScores = new HashMap<BytesRef, JoinScore>();
if (multipleValuesPerDocument) {
fromSearcher.search(
new TermQuery(new Term("value", uniqueRandomValue)),
new Collector() {
private Scorer scorer;
private SortedSetDocValues docTermOrds;
final BytesRef joinValue = new BytesRef();
@Override
public void collect(int doc) throws IOException {
docTermOrds.setDocument(doc);
long ord;
while ((ord = docTermOrds.nextOrd()) != SortedSetDocValues.NO_MORE_ORDS) {
docTermOrds.lookupOrd(ord, joinValue);
JoinScore joinScore = joinValueToJoinScores.get(joinValue);
if (joinScore == null) {
joinValueToJoinScores.put(
BytesRef.deepCopyOf(joinValue), joinScore = new JoinScore());
}
joinScore.addScore(scorer.score());
}
}
@Override
public void setNextReader(AtomicReaderContext context) throws IOException {
docTermOrds = FieldCache.DEFAULT.getDocTermOrds(context.reader(), fromField);
}
@Override
public void setScorer(Scorer scorer) {
this.scorer = scorer;
}
@Override
public boolean acceptsDocsOutOfOrder() {
return false;
}
});
} else {
fromSearcher.search(
new TermQuery(new Term("value", uniqueRandomValue)),
new Collector() {
private Scorer scorer;
private BinaryDocValues terms;
private Bits docsWithField;
private final BytesRef spare = new BytesRef();
@Override
public void collect(int doc) throws IOException {
terms.get(doc, spare);
BytesRef joinValue = spare;
if (joinValue.length == 0 && !docsWithField.get(doc)) {
return;
}
JoinScore joinScore = joinValueToJoinScores.get(joinValue);
if (joinScore == null) {
joinValueToJoinScores.put(
BytesRef.deepCopyOf(joinValue), joinScore = new JoinScore());
}
joinScore.addScore(scorer.score());
}
@Override
public void setNextReader(AtomicReaderContext context) throws IOException {
terms = FieldCache.DEFAULT.getTerms(context.reader(), fromField, true);
docsWithField = FieldCache.DEFAULT.getDocsWithField(context.reader(), fromField);
}
@Override
public void setScorer(Scorer scorer) {
this.scorer = scorer;
}
@Override
public boolean acceptsDocsOutOfOrder() {
return false;
}
});
}
final Map<Integer, JoinScore> docToJoinScore = new HashMap<Integer, JoinScore>();
if (multipleValuesPerDocument) {
if (scoreDocsInOrder) {
AtomicReader slowCompositeReader =
SlowCompositeReaderWrapper.wrap(toSearcher.getIndexReader());
Terms terms = slowCompositeReader.terms(toField);
if (terms != null) {
DocsEnum docsEnum = null;
TermsEnum termsEnum = null;
SortedSet<BytesRef> joinValues =
new TreeSet<BytesRef>(BytesRef.getUTF8SortedAsUnicodeComparator());
joinValues.addAll(joinValueToJoinScores.keySet());
for (BytesRef joinValue : joinValues) {
termsEnum = terms.iterator(termsEnum);
if (termsEnum.seekExact(joinValue)) {
docsEnum =
termsEnum.docs(slowCompositeReader.getLiveDocs(), docsEnum, DocsEnum.FLAG_NONE);
JoinScore joinScore = joinValueToJoinScores.get(joinValue);
for (int doc = docsEnum.nextDoc();
doc != DocIdSetIterator.NO_MORE_DOCS;
doc = docsEnum.nextDoc()) {
// First encountered join value determines the score.
// Something to keep in mind for many-to-many relations.
if (!docToJoinScore.containsKey(doc)) {
docToJoinScore.put(doc, joinScore);
}
}
}
}
}
} else {
toSearcher.search(
new MatchAllDocsQuery(),
new Collector() {
private SortedSetDocValues docTermOrds;
private final BytesRef scratch = new BytesRef();
private int docBase;
@Override
public void collect(int doc) throws IOException {
docTermOrds.setDocument(doc);
long ord;
while ((ord = docTermOrds.nextOrd()) != SortedSetDocValues.NO_MORE_ORDS) {
docTermOrds.lookupOrd(ord, scratch);
JoinScore joinScore = joinValueToJoinScores.get(scratch);
if (joinScore == null) {
continue;
}
Integer basedDoc = docBase + doc;
// First encountered join value determines the score.
// Something to keep in mind for many-to-many relations.
if (!docToJoinScore.containsKey(basedDoc)) {
docToJoinScore.put(basedDoc, joinScore);
}
}
}
@Override
public void setNextReader(AtomicReaderContext context) throws IOException {
docBase = context.docBase;
docTermOrds = FieldCache.DEFAULT.getDocTermOrds(context.reader(), toField);
}
@Override
public boolean acceptsDocsOutOfOrder() {
return false;
}
@Override
public void setScorer(Scorer scorer) {}
});
}
} else {
toSearcher.search(
new MatchAllDocsQuery(),
new Collector() {
private BinaryDocValues terms;
private int docBase;
private final BytesRef spare = new BytesRef();
@Override
public void collect(int doc) {
terms.get(doc, spare);
JoinScore joinScore = joinValueToJoinScores.get(spare);
if (joinScore == null) {
return;
}
docToJoinScore.put(docBase + doc, joinScore);
}
@Override
public void setNextReader(AtomicReaderContext context) throws IOException {
terms = FieldCache.DEFAULT.getTerms(context.reader(), toField, false);
docBase = context.docBase;
}
@Override
public boolean acceptsDocsOutOfOrder() {
return false;
}
@Override
public void setScorer(Scorer scorer) {}
});
}
queryVals.put(uniqueRandomValue, docToJoinScore);
}
fromSearcher.getIndexReader().close();
toSearcher.getIndexReader().close();
return context;
}
@Test
public void testRandom() throws Exception {
Directory directory = newDirectory();
RandomIndexWriter indexWriter = new RandomIndexWriter(random(), directory);
int numUniqueChildValues = 1 + random().nextInt(TEST_NIGHTLY ? 6000 : 600);
String[] childValues = new String[numUniqueChildValues];
for (int i = 0; i < numUniqueChildValues; i++) {
childValues[i] = Integer.toString(i);
}
int childDocId = 0;
int numParentDocs = 1 + random().nextInt(TEST_NIGHTLY ? 20000 : 1000);
ObjectObjectOpenHashMap<String, NavigableMap<String, FloatArrayList>> childValueToParentIds =
new ObjectObjectOpenHashMap<String, NavigableMap<String, FloatArrayList>>();
for (int parentDocId = 0; parentDocId < numParentDocs; parentDocId++) {
boolean markParentAsDeleted = rarely();
String parent = Integer.toString(parentDocId);
Document document = new Document();
document.add(
new StringField(UidFieldMapper.NAME, Uid.createUid("parent", parent), Field.Store.YES));
document.add(new StringField(TypeFieldMapper.NAME, "parent", Field.Store.NO));
if (markParentAsDeleted) {
document.add(new StringField("delete", "me", Field.Store.NO));
}
indexWriter.addDocument(document);
int numChildDocs = random().nextInt(TEST_NIGHTLY ? 100 : 25);
for (int i = 0; i < numChildDocs; i++) {
boolean markChildAsDeleted = rarely();
String childValue = childValues[random().nextInt(childValues.length)];
document = new Document();
document.add(
new StringField(
UidFieldMapper.NAME,
Uid.createUid("child", Integer.toString(childDocId)),
Field.Store.NO));
document.add(new StringField(TypeFieldMapper.NAME, "child", Field.Store.NO));
document.add(
new StringField(
ParentFieldMapper.NAME, Uid.createUid("parent", parent), Field.Store.NO));
document.add(new StringField("field1", childValue, Field.Store.NO));
if (markChildAsDeleted) {
document.add(new StringField("delete", "me", Field.Store.NO));
}
indexWriter.addDocument(document);
if (!markChildAsDeleted) {
NavigableMap<String, FloatArrayList> parentIdToChildScores;
if (childValueToParentIds.containsKey(childValue)) {
parentIdToChildScores = childValueToParentIds.lget();
} else {
childValueToParentIds.put(
childValue, parentIdToChildScores = new TreeMap<String, FloatArrayList>());
}
if (!markParentAsDeleted) {
FloatArrayList childScores = parentIdToChildScores.get(parent);
if (childScores == null) {
parentIdToChildScores.put(parent, childScores = new FloatArrayList());
}
childScores.add(1f);
}
}
}
}
// Delete docs that are marked to be deleted.
indexWriter.deleteDocuments(new Term("delete", "me"));
indexWriter.close();
IndexReader indexReader = DirectoryReader.open(directory);
IndexSearcher searcher = new IndexSearcher(indexReader);
Engine.Searcher engineSearcher =
new Engine.SimpleSearcher(ChildrenQueryTests.class.getSimpleName(), searcher);
((TestSearchContext) SearchContext.current())
.setSearcher(new ContextIndexSearcher(SearchContext.current(), engineSearcher));
TermFilter parentFilter = new TermFilter(new Term(TypeFieldMapper.NAME, "parent"));
for (String childValue : childValues) {
Query childQuery = new ConstantScoreQuery(new TermQuery(new Term("field1", childValue)));
int shortCircuitParentDocSet = random().nextInt(numParentDocs);
ScoreType scoreType = ScoreType.values()[random().nextInt(ScoreType.values().length)];
Query query =
new ChildrenQuery(
"parent", "child", parentFilter, childQuery, scoreType, shortCircuitParentDocSet);
BitSetCollector collector = new BitSetCollector(indexReader.maxDoc());
int numHits = 1 + random().nextInt(25);
TopScoreDocCollector actualTopDocsCollector = TopScoreDocCollector.create(numHits, false);
searcher.search(query, MultiCollector.wrap(collector, actualTopDocsCollector));
FixedBitSet actualResult = collector.getResult();
FixedBitSet expectedResult = new FixedBitSet(indexReader.maxDoc());
MockScorer mockScorer = new MockScorer(scoreType);
TopScoreDocCollector expectedTopDocsCollector = TopScoreDocCollector.create(numHits, false);
expectedTopDocsCollector.setScorer(mockScorer);
if (childValueToParentIds.containsKey(childValue)) {
AtomicReader slowAtomicReader = SlowCompositeReaderWrapper.wrap(indexReader);
Terms terms = slowAtomicReader.terms(UidFieldMapper.NAME);
if (terms != null) {
NavigableMap<String, FloatArrayList> parentIdToChildScores = childValueToParentIds.lget();
TermsEnum termsEnum = terms.iterator(null);
DocsEnum docsEnum = null;
for (Map.Entry<String, FloatArrayList> entry : parentIdToChildScores.entrySet()) {
TermsEnum.SeekStatus seekStatus =
termsEnum.seekCeil(Uid.createUidAsBytes("parent", entry.getKey()));
if (seekStatus == TermsEnum.SeekStatus.FOUND) {
docsEnum =
termsEnum.docs(slowAtomicReader.getLiveDocs(), docsEnum, DocsEnum.FLAG_NONE);
expectedResult.set(docsEnum.nextDoc());
mockScorer.scores = entry.getValue();
expectedTopDocsCollector.collect(docsEnum.docID());
} else if (seekStatus == TermsEnum.SeekStatus.END) {
break;
}
}
}
}
assertBitSet(actualResult, expectedResult, searcher);
assertTopDocs(actualTopDocsCollector.topDocs(), expectedTopDocsCollector.topDocs());
}
indexReader.close();
directory.close();
}
