@Test
public void testInfiniteValues() throws Exception {
Directory dir = newDirectory();
IndexWriter writer =
new IndexWriter(
dir,
newIndexWriterConfig(
TEST_VERSION_CURRENT, new WhitespaceAnalyzer(TEST_VERSION_CURRENT)));
Document doc = new Document();
doc.add(new NumericField("double").setDoubleValue(Double.NEGATIVE_INFINITY));
doc.add(new NumericField("long").setLongValue(Long.MIN_VALUE));
writer.addDocument(doc);
doc = new Document();
doc.add(new NumericField("double").setDoubleValue(Double.POSITIVE_INFINITY));
doc.add(new NumericField("long").setLongValue(Long.MAX_VALUE));
writer.addDocument(doc);
doc = new Document();
doc.add(new NumericField("double").setDoubleValue(0.0));
doc.add(new NumericField("long").setLongValue(0L));
writer.addDocument(doc);
writer.close();
IndexSearcher s = new IndexSearcher(dir);
Query q = NumericRangeQuery.newLongRange("long", null, null, true, true);
TopDocs topDocs = s.search(q, 10);
assertEquals("Score doc count", 3, topDocs.scoreDocs.length);
q = NumericRangeQuery.newLongRange("long", null, null, false, false);
topDocs = s.search(q, 10);
assertEquals("Score doc count", 3, topDocs.scoreDocs.length);
q = NumericRangeQuery.newLongRange("long", Long.MIN_VALUE, Long.MAX_VALUE, true, true);
topDocs = s.search(q, 10);
assertEquals("Score doc count", 3, topDocs.scoreDocs.length);
q = NumericRangeQuery.newLongRange("long", Long.MIN_VALUE, Long.MAX_VALUE, false, false);
topDocs = s.search(q, 10);
assertEquals("Score doc count", 1, topDocs.scoreDocs.length);
q = NumericRangeQuery.newDoubleRange("double", null, null, true, true);
topDocs = s.search(q, 10);
assertEquals("Score doc count", 3, topDocs.scoreDocs.length);
q = NumericRangeQuery.newDoubleRange("double", null, null, false, false);
topDocs = s.search(q, 10);
assertEquals("Score doc count", 3, topDocs.scoreDocs.length);
s.close();
dir.close();
}
/** we fake a double test using long2double conversion of NumericUtils */
private void testDoubleRange(int precisionStep) throws Exception {
final String field = "ascfield" + precisionStep;
final long lower = -1000L, upper = +2000L;
Query tq =
NumericRangeQuery.newDoubleRange(
field,
precisionStep,
NumericUtils.sortableLongToDouble(lower),
NumericUtils.sortableLongToDouble(upper),
true,
true);
TopDocs tTopDocs = searcher.search(tq, 1);
assertEquals(
"Returned count of range query must be equal to inclusive range length",
upper - lower + 1,
tTopDocs.totalHits);
Filter tf =
NumericRangeFilter.newDoubleRange(
field,
precisionStep,
NumericUtils.sortableLongToDouble(lower),
NumericUtils.sortableLongToDouble(upper),
true,
true);
tTopDocs = searcher.search(new MatchAllDocsQuery(), tf, 1);
assertEquals(
"Returned count of range filter must be equal to inclusive range length",
upper - lower + 1,
tTopDocs.totalHits);
}
protected <N extends Number> NumericRangeQuery<?> numericRange(
Class<N> clazz,
String field,
@Nullable N min,
@Nullable N max,
boolean minInc,
boolean maxInc) {
if (clazz.equals(Integer.class)) {
return NumericRangeQuery.newIntRange(field, (Integer) min, (Integer) max, minInc, maxInc);
} else if (clazz.equals(Double.class)) {
return NumericRangeQuery.newDoubleRange(field, (Double) min, (Double) max, minInc, minInc);
} else if (clazz.equals(Float.class)) {
return NumericRangeQuery.newFloatRange(field, (Float) min, (Float) max, minInc, minInc);
} else if (clazz.equals(Long.class)) {
return NumericRangeQuery.newLongRange(field, (Long) min, (Long) max, minInc, minInc);
} else if (clazz.equals(Byte.class) || clazz.equals(Short.class)) {
return NumericRangeQuery.newIntRange(
field,
min != null ? min.intValue() : null,
max != null ? max.intValue() : null,
minInc,
maxInc);
} else {
throw new IllegalArgumentException("Unsupported numeric type " + clazz.getName());
}
}
/**
* Factory that creates a <code>NumericRangeFilter</code>, that queries a <code>double</code>
* range using the default <code>precisionStep</code> {@link NumericUtils#PRECISION_STEP_DEFAULT}
* (4). You can have half-open ranges (which are in fact </≤ or >/≥ queries) by
* setting the min or max value to <code>null</code>. {@link Double#NaN} will never match a
* half-open range, to hit {@code NaN} use a query with {@code min == max == Double.NaN}. By
* setting inclusive to false, it will match all documents excluding the bounds, with inclusive
* on, the boundaries are hits, too.
*/
public static NumericRangeFilter<Double> newDoubleRange(
final String field,
Double min,
Double max,
final boolean minInclusive,
final boolean maxInclusive) {
return new NumericRangeFilter<Double>(
NumericRangeQuery.newDoubleRange(field, min, max, minInclusive, maxInclusive));
}
@Override
public Query getRangeQuery(
QParser parser,
SchemaField field,
String min,
String max,
boolean minInclusive,
boolean maxInclusive) {
int ps = precisionStep;
Query query = null;
switch (type) {
case INTEGER:
query =
NumericRangeQuery.newIntRange(
field.getName(),
ps,
min == null ? null : Integer.parseInt(min),
max == null ? null : Integer.parseInt(max),
minInclusive,
maxInclusive);
break;
case FLOAT:
query =
NumericRangeQuery.newFloatRange(
field.getName(),
ps,
min == null ? null : Float.parseFloat(min),
max == null ? null : Float.parseFloat(max),
minInclusive,
maxInclusive);
break;
case LONG:
query =
NumericRangeQuery.newLongRange(
field.getName(),
ps,
min == null ? null : Long.parseLong(min),
max == null ? null : Long.parseLong(max),
minInclusive,
maxInclusive);
break;
case DOUBLE:
query =
NumericRangeQuery.newDoubleRange(
field.getName(),
ps,
min == null ? null : Double.parseDouble(min),
max == null ? null : Double.parseDouble(max),
minInclusive,
maxInclusive);
break;
case DATE:
query =
NumericRangeQuery.newLongRange(
field.getName(),
ps,
min == null ? null : dateField.parseMath(null, min).getTime(),
max == null ? null : dateField.parseMath(null, max).getTime(),
minInclusive,
maxInclusive);
break;
default:
throw new SolrException(
SolrException.ErrorCode.SERVER_ERROR, "Unknown type for trie field");
}
return query;
}