Example usage for org.apache.lucene.search FieldComparatorSource newComparator

Introduction

In this page you can find the example usage for org.apache.lucene.search FieldComparatorSource newComparator.

Prototype

public abstract FieldComparator<?> newComparator(String fieldname, int numHits, int sortPos, boolean reversed);

Source Link

Document

Creates a comparator for the field in the given index.

Usage

From source file:com.stratio.cassandra.lucene.service.TokenMapperGenericTest.java

License:Apache License

@Test
@SuppressWarnings("unchecked")
public void testSortFields() throws IOException {
    List<SortField> sortFields = mapper.sortFields();
    assertNotNull("Sort fields should be not null", sortFields);
    assertEquals("Sort fields should contain a single element", 1, sortFields.size());
    for (SortField sortField : sortFields) {
        FieldComparatorSource comparatorSource = sortField.getComparatorSource();
        assertNotNull("Sort field comparator should be not null", comparatorSource);
        FieldComparator fieldComparator = comparatorSource.newComparator(TokenMapperGeneric.FIELD_NAME, 1, 0,
                true);/* ww  w. j  av  a 2 s .co m*/
        BytesRef value1 = mapper.bytesRef(token("k1"));
        BytesRef value2 = mapper.bytesRef(token("k2"));
        fieldComparator.compareValues(value1, value2);
    }
}

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