Example usage for org.apache.lucene.search Sort Sort

Introduction

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

Prototype

public Sort(SortField... fields) 

Source Link

Document

Sets the sort to the given criteria in succession: the first SortField is checked first, but if it produces a tie, then the second SortField is used to break the tie, etc.

Usage

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

License:Apache License

/** Tests sorting on type long */
public void testLong() throws IOException {
    Directory dir = newDirectory();//from   ww  w  . ja v a2  s  .  c  o  m
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    doc.add(new LongPoint("value", 3000000000L));
    doc.add(new StoredField("value", 3000000000L));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", -1));
    doc.add(new StoredField("value", -1));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", 4));
    doc.add(new StoredField("value", 4));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LONG_POINT));
    writer.close();

    IndexSearcher searcher = newSearcher(ir, false);
    Sort sort = new Sort(new SortField("value", SortField.Type.LONG));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // numeric order
    assertEquals("-1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("3000000000", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type long with a missing value */
public void testLongMissing() throws IOException {
    Directory dir = newDirectory();/* w  ww. j  a v  a 2  s.  com*/
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", -1));
    doc.add(new StoredField("value", -1));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", 4));
    doc.add(new StoredField("value", 4));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LONG_POINT));
    writer.close();

    IndexSearcher searcher = newSearcher(ir, false);
    Sort sort = new Sort(new SortField("value", SortField.Type.LONG));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as 0
    assertEquals("-1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type long, specifying the missing value should be treated as Long.MAX_VALUE */
public void testLongMissingLast() throws IOException {
    Directory dir = newDirectory();/*from   w ww .  j  a  va 2 s.  c om*/
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", -1));
    doc.add(new StoredField("value", -1));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", 4));
    doc.add(new StoredField("value", 4));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LONG_POINT));
    writer.close();

    IndexSearcher searcher = newSearcher(ir, false);
    SortField sortField = new SortField("value", SortField.Type.LONG);
    sortField.setMissingValue(Long.MAX_VALUE);
    Sort sort = new Sort(sortField);

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as Long.MAX_VALUE
    assertEquals("-1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type long in reverse */
public void testLongReverse() throws IOException {
    Directory dir = newDirectory();//from   w ww . j a v a 2s.  co  m
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    doc.add(new LongPoint("value", 3000000000L));
    doc.add(new StoredField("value", 3000000000L));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", -1));
    doc.add(new StoredField("value", -1));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LongPoint("value", 4));
    doc.add(new StoredField("value", 4));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LONG_POINT));
    writer.close();

    IndexSearcher searcher = newSearcher(ir, false);
    Sort sort = new Sort(new SortField("value", SortField.Type.LONG, true));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // reverse numeric order
    assertEquals("3000000000", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("-1", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type legacy long */
public void testLegacyLong() throws IOException {
    Directory dir = newDirectory();//from   w  w w .j a  va  2 s.c  om
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    doc.add(new LegacyLongField("value", 3000000000L, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", -1, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", 4, Field.Store.YES));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LEGACY_LONG));
    writer.close();

    IndexSearcher searcher = newSearcher(ir);
    Sort sort = new Sort(new SortField("value", SortField.Type.LONG));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // numeric order
    assertEquals("-1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("3000000000", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type legacy long with a missing value */
public void testLegacyLongMissing() throws IOException {
    Directory dir = newDirectory();/*from  www  .jav a2s.co m*/
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", -1, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", 4, Field.Store.YES));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LEGACY_LONG));
    writer.close();

    IndexSearcher searcher = newSearcher(ir);
    Sort sort = new Sort(new SortField("value", SortField.Type.LONG));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as 0
    assertEquals("-1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type legacy long, specifying the missing value should be treated as Long.MAX_VALUE */
public void testLegacyLongMissingLast() throws IOException {
    Directory dir = newDirectory();//from www.  j av a  2 s  .  c  om
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", -1, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", 4, Field.Store.YES));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LEGACY_LONG));
    writer.close();

    IndexSearcher searcher = newSearcher(ir);
    SortField sortField = new SortField("value", SortField.Type.LONG);
    sortField.setMissingValue(Long.MAX_VALUE);
    Sort sort = new Sort(sortField);

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as Long.MAX_VALUE
    assertEquals("-1", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type legacy long in reverse */
public void testLegacyLongReverse() throws IOException {
    Directory dir = newDirectory();//w  ww  .  jav a 2  s.c o  m
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    doc.add(new LegacyLongField("value", 3000000000L, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", -1, Field.Store.YES));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new LegacyLongField("value", 4, Field.Store.YES));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.LEGACY_LONG));
    writer.close();

    IndexSearcher searcher = newSearcher(ir);
    Sort sort = new Sort(new SortField("value", SortField.Type.LONG, true));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // reverse numeric order
    assertEquals("3000000000", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("-1", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type float */
public void testFloat() throws IOException {
    Directory dir = newDirectory();//  w  ww  .j a v a2 s  . c  o  m
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    doc.add(new FloatPoint("value", 30.1f));
    doc.add(new StoredField("value", 30.1f));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new FloatPoint("value", -1.3f));
    doc.add(new StoredField("value", -1.3f));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new FloatPoint("value", 4.2f));
    doc.add(new StoredField("value", 4.2f));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.FLOAT_POINT));
    writer.close();

    IndexSearcher searcher = newSearcher(ir, false);
    Sort sort = new Sort(new SortField("value", SortField.Type.FLOAT));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // numeric order
    assertEquals("-1.3", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertEquals("4.2", searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("30.1", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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

License:Apache License

/** Tests sorting on type float with a missing value */
public void testFloatMissing() throws IOException {
    Directory dir = newDirectory();//from   w ww. j  av a 2s. com
    RandomIndexWriter writer = new RandomIndexWriter(random(), dir);
    Document doc = new Document();
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new FloatPoint("value", -1.3f));
    doc.add(new StoredField("value", -1.3f));
    writer.addDocument(doc);
    doc = new Document();
    doc.add(new FloatPoint("value", 4.2f));
    doc.add(new StoredField("value", 4.2f));
    writer.addDocument(doc);
    IndexReader ir = UninvertingReader.wrap(writer.getReader(),
            Collections.singletonMap("value", Type.FLOAT_POINT));
    writer.close();

    IndexSearcher searcher = newSearcher(ir, false);
    Sort sort = new Sort(new SortField("value", SortField.Type.FLOAT));

    TopDocs td = searcher.search(new MatchAllDocsQuery(), 10, sort);
    assertEquals(3, td.totalHits);
    // null is treated as 0
    assertEquals("-1.3", searcher.doc(td.scoreDocs[0].doc).get("value"));
    assertNull(searcher.doc(td.scoreDocs[1].doc).get("value"));
    assertEquals("4.2", searcher.doc(td.scoreDocs[2].doc).get("value"));
    TestUtil.checkReader(ir);
    ir.close();
    dir.close();
}

---

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