Examples with DirectoryReader org.apache.lucene.index.DirectoryReader used on opensource projects

Example 81 with DirectoryReader

use of org.apache.lucene.index.DirectoryReader in project lucene-solr by apache.

the class HttpReplicatorTest method reopenReader.

private void reopenReader() throws IOException {
    DirectoryReader newReader = DirectoryReader.openIfChanged(reader);
    assertNotNull(newReader);
    reader.close();
    reader = newReader;
}

Example 82 with DirectoryReader

use of org.apache.lucene.index.DirectoryReader in project lucene-solr by apache.

the class TestContextQuery method testMultiContextQuery.

@Test
public void testMultiContextQuery() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 8, "type1", "type3"));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 7, "type2"));
    document.add(new ContextSuggestField("suggest_field", "suggestion3", 6, "type3"));
    iw.addDocument(document);
    document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion4", 5, "type4"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type1", 1);
    query.addContext("type2", 2);
    query.addContext("type3", 3);
    query.addContext("type4", 4);
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion1", "type3", 8 * 3), new Entry("suggestion4", "type4", 5 * 4), new Entry("suggestion3", "type3", 6 * 3), new Entry("suggestion2", "type2", 7 * 2), new Entry("suggestion1", "type1", 8 * 1));
    reader.close();
    iw.close();
}

Example 83 with DirectoryReader

use of org.apache.lucene.index.DirectoryReader in project lucene-solr by apache.

the class TestContextQuery method testNonExactContextQuery.

@Test
public void testNonExactContextQuery() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 4, "type1"));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 3, "type2"));
    document.add(new ContextSuggestField("suggest_field", "suggestion3", 2, "type3"));
    iw.addDocument(document);
    document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion4", 1, "type4"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type", 1, false);
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion1", "type1", 4), new Entry("suggestion2", "type2", 3), new Entry("suggestion3", "type3", 2), new Entry("suggestion4", "type4", 1));
    reader.close();
    iw.close();
}

Example 84 with DirectoryReader

use of org.apache.lucene.index.DirectoryReader in project lucene-solr by apache.

the class TestContextQuery method testContextPrecedenceBoost.

@Test
public void testContextPrecedenceBoost() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 4, "typetype"));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 3, "type"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type", 1);
    query.addContext("typetype", 2);
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion1", "typetype", 4 * 2), new Entry("suggestion2", "type", 3 * 1));
    reader.close();
    iw.close();
}

Example 85 with DirectoryReader

use of org.apache.lucene.index.DirectoryReader in project lucene-solr by apache.

the class TestContextQuery method testSimpleContextQuery.

@Test
public void testSimpleContextQuery() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 8, "type1"));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 7, "type2"));
    document.add(new ContextSuggestField("suggest_field", "suggestion3", 6, "type3"));
    iw.addDocument(document);
    document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion4", 5, "type4"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type1", 1);
    query.addContext("type2", 2);
    query.addContext("type3", 3);
    query.addContext("type4", 4);
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion4", "type4", 5 * 4), new Entry("suggestion3", "type3", 6 * 3), new Entry("suggestion2", "type2", 7 * 2), new Entry("suggestion1", "type1", 8 * 1));
    reader.close();
    iw.close();
}