Example usage for org.apache.lucene.index DocValues getSorted

Introduction

In this page you can find the example usage for org.apache.lucene.index DocValues getSorted.

Prototype

public static SortedDocValues getSorted(LeafReader reader, String field) throws IOException 

Source Link

Document

Returns SortedDocValues for the field, or #emptySorted if it has none.

Usage

From source file:org.apache.solr.analytics.function.field.BooleanField.java

License:Apache License

@Override
public void doSetNextReader(LeafReaderContext context) throws IOException {
    docValues = DocValues.getSorted(context.reader(), fieldName);

    // figure out what ord maps to true
    int numOrds = docValues.getValueCount();
    // if no values in the segment, default trueOrd to something other then -1 (missing)
    int trueOrd = -2;
    for (int i = 0; i < numOrds; i++) {
        final BytesRef br = docValues.lookupOrd(i);
        if (br.length == 1 && br.bytes[br.offset] == 'T') {
            trueOrd = i;/*from   www  .ja va2 s  . c  o  m*/
            break;
        }
    }

    this.trueOrd = trueOrd;
}

---

From source file:org.apache.solr.schema.TestPointFields.java

License:Apache License

private void doTestInternals(String field, String[] values) throws IOException {
    assertTrue(h.getCore().getLatestSchema().getField(field).getType() instanceof PointField);
    for (int i = 0; i < 10; i++) {
        assertU(adoc("id", String.valueOf(i), field, values[i]));
    }//from   w ww  .  j  av  a  2 s .  com
    assertU(commit());
    IndexReader ir;
    RefCounted<SolrIndexSearcher> ref = null;
    SchemaField sf = h.getCore().getLatestSchema().getField(field);
    boolean ignoredField = !(sf.indexed() || sf.stored() || sf.hasDocValues());
    try {
        ref = h.getCore().getSearcher();
        SolrIndexSearcher searcher = ref.get();
        ir = searcher.getIndexReader();
        // our own SlowCompositeReader to check DocValues on disk w/o the UninvertingReader added by SolrIndexSearcher
        final LeafReader leafReaderForCheckingDVs = SlowCompositeReaderWrapper.wrap(searcher.getRawReader());

        if (sf.indexed()) {
            assertEquals("Field " + field + " should have point values", 10, PointValues.size(ir, field));
        } else {
            assertEquals("Field " + field + " should have no point values", 0, PointValues.size(ir, field));
        }
        if (ignoredField) {
            assertTrue("Field " + field + " should not have docValues",
                    DocValues.getSortedNumeric(leafReaderForCheckingDVs, field)
                            .nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
            assertTrue("Field " + field + " should not have docValues", DocValues
                    .getNumeric(leafReaderForCheckingDVs, field).nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
            assertTrue("Field " + field + " should not have docValues", DocValues
                    .getSorted(leafReaderForCheckingDVs, field).nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
            assertTrue("Field " + field + " should not have docValues", DocValues
                    .getBinary(leafReaderForCheckingDVs, field).nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        } else {
            if (sf.hasDocValues()) {
                if (sf.multiValued()) {
                    assertFalse("Field " + field + " should have docValues",
                            DocValues.getSortedNumeric(leafReaderForCheckingDVs, field)
                                    .nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
                } else {
                    assertFalse("Field " + field + " should have docValues",
                            DocValues.getNumeric(leafReaderForCheckingDVs, field)
                                    .nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
                }
            } else {
                expectThrows(IllegalStateException.class,
                        () -> DocValues.getSortedNumeric(leafReaderForCheckingDVs, field));
                expectThrows(IllegalStateException.class,
                        () -> DocValues.getNumeric(leafReaderForCheckingDVs, field));
            }
            expectThrows(IllegalStateException.class,
                    () -> DocValues.getSorted(leafReaderForCheckingDVs, field));
            expectThrows(IllegalStateException.class,
                    () -> DocValues.getBinary(leafReaderForCheckingDVs, field));
        }
        for (LeafReaderContext leave : ir.leaves()) {
            LeafReader reader = leave.reader();
            for (int i = 0; i < reader.numDocs(); i++) {
                Document doc = reader.document(i);
                if (sf.stored()) {
                    assertNotNull("Field " + field + " not found. Doc: " + doc, doc.get(field));
                } else {
                    assertNull(doc.get(field));
                }
            }
        }
    } finally {
        ref.decref();
    }
    clearIndex();
    assertU(commit());
}

---