下面列出了org.apache.lucene.index.MultiDocValues#getNumericValues ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Creates an iterator over term, weight and payload fields from the lucene
* index. setting <code>withPayload</code> to false, implies an iterator
* over only term and weight.
*/
public DocumentInputIterator(boolean hasPayloads, boolean hasContexts) throws IOException {
this.hasPayloads = hasPayloads;
this.hasContexts = hasContexts;
docCount = reader.maxDoc() - 1;
weightValues = (weightField != null) ? MultiDocValues.getNumericValues(reader, weightField) : null;
liveDocs = (reader.leaves().size() > 0) ? MultiBits.getLiveDocs(reader) : null;
relevantFields = getRelevantFields(new String [] {field, weightField, payloadField, contextsField});
}
/** test random generated lines */
protected void verifyRandomLineQueries(IndexReader reader, Object... shapes) throws Exception {
IndexSearcher s = newSearcher(reader);
final int iters = scaledIterationCount(shapes.length);
Bits liveDocs = MultiBits.getLiveDocs(s.getIndexReader());
int maxDoc = s.getIndexReader().maxDoc();
for (int iter = 0; iter < iters; ++iter) {
if (VERBOSE) {
System.out.println("\nTEST: iter=" + (iter + 1) + " of " + iters + " s=" + s);
}
// line
Object queryLine = randomQueryLine(shapes);
Component2D queryLine2D = toLine2D(queryLine);
QueryRelation queryRelation = RandomPicks.randomFrom(random(), POINT_LINE_RELATIONS);
Query query = newLineQuery(FIELD_NAME, queryRelation, queryLine);
if (VERBOSE) {
System.out.println(" query=" + query + ", relation=" + queryRelation);
}
final FixedBitSet hits = new FixedBitSet(maxDoc);
s.search(query, new SimpleCollector() {
private int docBase;
@Override
public ScoreMode scoreMode() {
return ScoreMode.COMPLETE_NO_SCORES;
}
@Override
protected void doSetNextReader(LeafReaderContext context) throws IOException {
docBase = context.docBase;
}
@Override
public void collect(int doc) throws IOException {
hits.set(docBase+doc);
}
});
boolean fail = false;
NumericDocValues docIDToID = MultiDocValues.getNumericValues(reader, "id");
for (int docID = 0; docID < maxDoc; ++docID) {
assertEquals(docID, docIDToID.nextDoc());
int id = (int) docIDToID.longValue();
boolean expected;
if (liveDocs != null && liveDocs.get(docID) == false) {
// document is deleted
expected = false;
} else if (shapes[id] == null) {
expected = false;
} else {
expected = VALIDATOR.setRelation(queryRelation).testComponentQuery(queryLine2D, shapes[id]);
}
if (hits.get(docID) != expected) {
StringBuilder b = new StringBuilder();
if (expected) {
b.append("FAIL: id=" + id + " should match but did not\n");
} else {
b.append("FAIL: id=" + id + " should not match but did\n");
}
b.append(" relation=" + queryRelation + "\n");
b.append(" query=" + query + " docID=" + docID + "\n");
if (shapes[id] instanceof Object[]) {
b.append(" shape=" + Arrays.toString((Object[]) shapes[id]) + "\n");
} else {
b.append(" shape=" + shapes[id] + "\n");
}
b.append(" deleted?=" + (liveDocs != null && liveDocs.get(docID) == false));
b.append(" queryPolygon=" + queryLine);
if (true) {
fail("wrong hit (first of possibly more):\n\n" + b);
} else {
System.out.println(b.toString());
fail = true;
}
}
}
if (fail) {
fail("some hits were wrong");
}
}
}
/** test random generated polygons */
protected void verifyRandomPolygonQueries(IndexReader reader, Object... shapes) throws Exception {
IndexSearcher s = newSearcher(reader);
final int iters = scaledIterationCount(shapes.length);
Bits liveDocs = MultiBits.getLiveDocs(s.getIndexReader());
int maxDoc = s.getIndexReader().maxDoc();
for (int iter = 0; iter < iters; ++iter) {
if (VERBOSE) {
System.out.println("\nTEST: iter=" + (iter + 1) + " of " + iters + " s=" + s);
}
// Polygon
Object queryPolygon = randomQueryPolygon();
Component2D queryPoly2D = toPolygon2D(queryPolygon);
QueryRelation queryRelation = RandomPicks.randomFrom(random(), QueryRelation.values());
Query query = newPolygonQuery(FIELD_NAME, queryRelation, queryPolygon);
if (VERBOSE) {
System.out.println(" query=" + query + ", relation=" + queryRelation);
}
final FixedBitSet hits = new FixedBitSet(maxDoc);
s.search(query, new SimpleCollector() {
private int docBase;
@Override
public ScoreMode scoreMode() {
return ScoreMode.COMPLETE_NO_SCORES;
}
@Override
protected void doSetNextReader(LeafReaderContext context) throws IOException {
docBase = context.docBase;
}
@Override
public void collect(int doc) throws IOException {
hits.set(docBase+doc);
}
});
boolean fail = false;
NumericDocValues docIDToID = MultiDocValues.getNumericValues(reader, "id");
for (int docID = 0; docID < maxDoc; ++docID) {
assertEquals(docID, docIDToID.nextDoc());
int id = (int) docIDToID.longValue();
boolean expected;
if (liveDocs != null && liveDocs.get(docID) == false) {
// document is deleted
expected = false;
} else if (shapes[id] == null) {
expected = false;
} else {
expected = VALIDATOR.setRelation(queryRelation).testComponentQuery(queryPoly2D, shapes[id]);
}
if (hits.get(docID) != expected) {
StringBuilder b = new StringBuilder();
if (expected) {
b.append("FAIL: id=" + id + " should match but did not\n");
} else {
b.append("FAIL: id=" + id + " should not match but did\n");
}
b.append(" relation=" + queryRelation + "\n");
b.append(" query=" + query + " docID=" + docID + "\n");
if (shapes[id] instanceof Object[]) {
b.append(" shape=" + Arrays.toString((Object[]) shapes[id]) + "\n");
} else {
b.append(" shape=" + shapes[id] + "\n");
}
b.append(" deleted?=" + (liveDocs != null && liveDocs.get(docID) == false));
b.append(" queryPolygon=" + queryPolygon);
if (true) {
fail("wrong hit (first of possibly more):\n\n" + b);
} else {
System.out.println(b.toString());
fail = true;
}
}
}
if (fail) {
fail("some hits were wrong");
}
}
}
/** test random generated point queries */
protected void verifyRandomPointQueries(IndexReader reader, Object... shapes) throws Exception {
IndexSearcher s = newSearcher(reader);
final int iters = scaledIterationCount(shapes.length);
Bits liveDocs = MultiBits.getLiveDocs(s.getIndexReader());
int maxDoc = s.getIndexReader().maxDoc();
for (int iter = 0; iter < iters; ++iter) {
if (VERBOSE) {
System.out.println("\nTEST: iter=" + (iter+1) + " of " + iters + " s=" + s);
}
Object[] queryPoints = nextPoints();
QueryRelation queryRelation = RandomPicks.randomFrom(random(), QueryRelation.values());
Component2D queryPoly2D;
Query query;
if (queryRelation == QueryRelation.CONTAINS) {
queryPoly2D = toPoint2D(queryPoints[0]);
query = newPointsQuery(FIELD_NAME, queryRelation, queryPoints[0]);
} else {
queryPoly2D = toPoint2D(queryPoints);
query = newPointsQuery(FIELD_NAME, queryRelation, queryPoints);
}
if (VERBOSE) {
System.out.println(" query=" + query + ", relation=" + queryRelation);
}
final FixedBitSet hits = new FixedBitSet(maxDoc);
s.search(query, new SimpleCollector() {
private int docBase;
@Override
public ScoreMode scoreMode() {
return ScoreMode.COMPLETE_NO_SCORES;
}
@Override
protected void doSetNextReader(LeafReaderContext context) throws IOException {
docBase = context.docBase;
}
@Override
public void collect(int doc) throws IOException {
hits.set(docBase+doc);
}
});
boolean fail = false;
NumericDocValues docIDToID = MultiDocValues.getNumericValues(reader, "id");
for (int docID = 0; docID < maxDoc; ++docID) {
assertEquals(docID, docIDToID.nextDoc());
int id = (int) docIDToID.longValue();
boolean expected;
if (liveDocs != null && liveDocs.get(docID) == false) {
// document is deleted
expected = false;
} else if (shapes[id] == null) {
expected = false;
} else {
expected = VALIDATOR.setRelation(queryRelation).testComponentQuery(queryPoly2D, shapes[id]);
}
if (hits.get(docID) != expected) {
StringBuilder b = new StringBuilder();
if (expected) {
b.append("FAIL: id=" + id + " should match but did not\n");
} else {
b.append("FAIL: id=" + id + " should not match but did\n");
}
b.append(" relation=" + queryRelation + "\n");
b.append(" query=" + query + " docID=" + docID + "\n");
if (shapes[id] instanceof Object[]) {
b.append(" shape=" + Arrays.toString((Object[]) shapes[id]) + "\n");
} else {
b.append(" shape=" + shapes[id] + "\n");
}
b.append(" deleted?=" + (liveDocs != null && liveDocs.get(docID) == false));
b.append(" rect=Points(" + Arrays.toString(queryPoints) + ")\n");
if (true) {
fail("wrong hit (first of possibly more):\n\n" + b);
} else {
System.out.println(b.toString());
fail = true;
}
}
}
if (fail) {
fail("some hits were wrong");
}
}
}
/** test random generated circles */
protected void verifyRandomDistanceQueries(IndexReader reader, Object... shapes) throws Exception {
IndexSearcher s = newSearcher(reader);
final int iters = scaledIterationCount(shapes.length);
Bits liveDocs = MultiBits.getLiveDocs(s.getIndexReader());
int maxDoc = s.getIndexReader().maxDoc();
for (int iter = 0; iter < iters; ++iter) {
if (VERBOSE) {
System.out.println("\nTEST: iter=" + (iter + 1) + " of " + iters + " s=" + s);
}
// Polygon
Object queryCircle = randomQueryCircle();
Component2D queryCircle2D = toCircle2D(queryCircle);
QueryRelation queryRelation = RandomPicks.randomFrom(random(), QueryRelation.values());
Query query = newDistanceQuery(FIELD_NAME, queryRelation, queryCircle);
if (VERBOSE) {
System.out.println(" query=" + query + ", relation=" + queryRelation);
}
final FixedBitSet hits = new FixedBitSet(maxDoc);
s.search(query, new SimpleCollector() {
private int docBase;
@Override
public ScoreMode scoreMode() {
return ScoreMode.COMPLETE_NO_SCORES;
}
@Override
protected void doSetNextReader(LeafReaderContext context) throws IOException {
docBase = context.docBase;
}
@Override
public void collect(int doc) throws IOException {
hits.set(docBase+doc);
}
});
boolean fail = false;
NumericDocValues docIDToID = MultiDocValues.getNumericValues(reader, "id");
for (int docID = 0; docID < maxDoc; ++docID) {
assertEquals(docID, docIDToID.nextDoc());
int id = (int) docIDToID.longValue();
boolean expected;
if (liveDocs != null && liveDocs.get(docID) == false) {
// document is deleted
expected = false;
} else if (shapes[id] == null) {
expected = false;
} else {
expected = VALIDATOR.setRelation(queryRelation).testComponentQuery(queryCircle2D, shapes[id]);
}
if (hits.get(docID) != expected) {
StringBuilder b = new StringBuilder();
if (expected) {
b.append("FAIL: id=" + id + " should match but did not\n");
} else {
b.append("FAIL: id=" + id + " should not match but did\n");
}
b.append(" relation=" + queryRelation + "\n");
b.append(" query=" + query + " docID=" + docID + "\n");
if (shapes[id] instanceof Object[]) {
b.append(" shape=" + Arrays.toString((Object[]) shapes[id]) + "\n");
} else {
b.append(" shape=" + shapes[id] + "\n");
}
b.append(" deleted?=" + (liveDocs != null && liveDocs.get(docID) == false));
b.append(" distanceQuery=" + queryCircle.toString());
if (true) {
fail("wrong hit (first of possibly more):\n\n" + b);
} else {
System.out.println(b.toString());
fail = true;
}
}
}
if (fail) {
fail("some hits were wrong");
}
}
}