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

Introduction

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

Prototype

Query

Source Link

Usage

From source file:com.ibm.watson.developer_cloud.professor_languo.pipeline.primary_search.RetrieveAndRankSearcherTest.java

License:Open Source License

/**
 * Create a query from a string and set it to the query field
 * /*  w  w  w . j a v a  2  s  .c om*/
 * @param query - A string for the query
 */
private void create_query(final String query) {
    this.query = new Query() {
        @Override
        public String toString(String arg0) {
            return query;
        }
    };
}

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From source file:com.meltmedia.cadmium.search.SearchServiceTest.java

License:Apache License

@Before
public void setupIndexReader() throws Exception {
    searcherProvider = mock(IndexSearcherProvider.class);
    index = mock(IndexSearcher.class);
    parser = mock(QueryParser.class);

    when(parser.parse("good_query")).thenReturn(new Query() {

        @Override//from   w w w.  ja v a2s  . c o m
        public String toString(String arg0) {
            return "good";
        }
    });
    when(parser.parse("bad_query")).thenReturn(new Query() {

        @Override
        public String toString(String arg0) {
            return "bad";
        }
    });

    TopDocs hasResults = new TopDocs(5, new ScoreDoc[] { new ScoreDoc(1, 1.1f), new ScoreDoc(2, 1.1f),
            new ScoreDoc(3, 1.1f), new ScoreDoc(4, 1.1f), new ScoreDoc(5, 1.1f) }, 5.5f);

    TopDocs noResults = new TopDocs(0, new ScoreDoc[] {}, 0.0f);

    when(index.search(parser.parse("good_query"), null, 100000)).thenReturn(hasResults);
    when(index.search(parser.parse("bad_query"), null, 100000)).thenReturn(noResults);
    Document one = new Document();
    one.add(new TextField("path", "1", Field.Store.YES));
    Document two = new Document();
    two.add(new TextField("path", "2", Field.Store.YES));
    Document three = new Document();
    three.add(new TextField("path", "3", Field.Store.YES));
    Document four = new Document();
    four.add(new TextField("path", "4", Field.Store.YES));
    Document five = new Document();
    five.add(new TextField("path", "5", Field.Store.YES));

    docs = new Document[] { one, two, three, four, five };

    when(index.doc(1)).thenReturn(one);
    when(index.doc(2)).thenReturn(two);
    when(index.doc(3)).thenReturn(three);
    when(index.doc(4)).thenReturn(four);
    when(index.doc(5)).thenReturn(five);

    when(searcherProvider.startSearch()).thenReturn(index);

    service = new SearchService() {
        @Override
        QueryParser createParser(Analyzer analyzer) {
            return parser;
        }
    };
    service.setIndexSearchProvider(searcherProvider);
}

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From source file:it.intext.pattern.gindex.SpanSimpleTerm.java

License:Apache License

public Query makeLuceneQueryFieldNoBoost(final String fieldName, final BasicQueryFactory qf) {
    return new Query() {

        private static final long serialVersionUID = -5797231896662175334L;

        public String toString(String fn) {
            return getClass().toString() + " " + fieldName + " (" + fn + "?)";
        }//from w  ww  . j a v a  2 s  . co  m

        public Query rewrite(IndexReader reader) throws IOException {
            final List<Query> luceneSubQueries = new ArrayList<Query>();
            visitMatchingTerms(reader, fieldName, new MatchingTermVisitor() {
                public void visitMatchingTerm(Term term) throws IOException {
                    luceneSubQueries.add(qf.newSpanTermQuery(term));
                }
            });
            return (luceneSubQueries.size() == 0) ? SrndQuery.theEmptyLcnQuery
                    : (luceneSubQueries.size() == 1) ? (Query) luceneSubQueries.get(0)
                            : makeBooleanQuery(
                                    /* luceneSubQueries all have default weight */
                                    luceneSubQueries, BooleanClause.Occur.SHOULD); /* OR the subquery terms */
        }
    };
}

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From source file:uk.co.flax.luwak.matchers.TestHighlightingMatcher.java

License:Apache License

@Test
public void testQueryErrors() throws IOException {

    monitor = new Monitor(new MonitorQueryParser() {
        @Override/*  ww w  .  ja  v  a  2 s.  co  m*/
        public Query parse(String queryString, Map<String, String> metadata) throws Exception {
            if (queryString.equals("error!")) {
                return new Query() {
                    @Override
                    public String toString(String field) {
                        return "";
                    }

                    @Override
                    public Query rewrite(IndexReader reader) throws IOException {
                        throw new RuntimeException("Oops!");
                    }
                };
            }
            return new LuceneQueryParser(textfield).parse(queryString, metadata);
        }
    }, new MatchAllPresearcher());

    monitor.update(new MonitorQuery("1", "test"), new MonitorQuery("2", "error!"),
            new MonitorQuery("3", "document"), new MonitorQuery("4", "foo"));

    assertThat(monitor.match(buildDoc("doc1", "this is a test document"), HighlightingMatcher.FACTORY))
            .hasQueriesRunCount(4).hasMatchCount("doc1", 2).hasErrorCount(1);
}

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