Example usage for org.apache.lucene.document StoredField setLongValue

Introduction

In this page you can find the example usage for org.apache.lucene.document StoredField setLongValue.

Prototype

public void setLongValue(long value) 

Source Link

Document

Expert: change the value of this field.

Usage

From source file:org.apache.solr.uninverting.TestFieldCache.java

License:Apache License

public void testLongFieldCache() throws IOException {
    Directory dir = newDirectory();//from   ww w  . j  a v a  2  s  . co  m
    IndexWriterConfig cfg = newIndexWriterConfig(new MockAnalyzer(random()));
    cfg.setMergePolicy(newLogMergePolicy());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, cfg);
    Document doc = new Document();
    LongPoint field = new LongPoint("f", 0L);
    StoredField field2 = new StoredField("f", 0L);
    doc.add(field);
    doc.add(field2);
    final long[] values = new long[TestUtil.nextInt(random(), 1, 10)];
    Set<Integer> missing = new HashSet<>();
    for (int i = 0; i < values.length; ++i) {
        final long v;
        switch (random().nextInt(10)) {
        case 0:
            v = Long.MIN_VALUE;
            break;
        case 1:
            v = 0;
            break;
        case 2:
            v = Long.MAX_VALUE;
            break;
        default:
            v = TestUtil.nextLong(random(), -10, 10);
            break;
        }
        values[i] = v;
        if (v == 0 && random().nextBoolean()) {
            // missing
            iw.addDocument(new Document());
            missing.add(i);
        } else {
            field.setLongValue(v);
            field2.setLongValue(v);
            iw.addDocument(doc);
        }
    }
    iw.forceMerge(1);
    final DirectoryReader reader = iw.getReader();
    final NumericDocValues longs = FieldCache.DEFAULT.getNumerics(getOnlyLeafReader(reader), "f",
            FieldCache.LONG_POINT_PARSER);
    for (int i = 0; i < values.length; ++i) {
        if (missing.contains(i) == false) {
            assertEquals(i, longs.nextDoc());
            assertEquals(values[i], longs.longValue());
        }
    }
    assertEquals(NO_MORE_DOCS, longs.nextDoc());
    reader.close();
    iw.close();
    dir.close();
}

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