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

Introduction

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

Prototype

BooleanQuery

Source Link

Usage

From source file:com.bericotech.clavin.gazetteer.query.LuceneGazetteer.java

License:Apache License

/**
 * Builds a Lucene search filter based on the provided parameters.
 * @param params the query configuration parameters
 * @return a Lucene search filter that will restrict the returned documents to the criteria provided or <code>null</code>
 *         if no filtering is necessary/*w  w w  .ja v  a 2  s  . c om*/
 */
private Filter buildFilter(final GazetteerQuery params) {
    List<Query> queryParts = new ArrayList<Query>();

    // create the historical locations restriction if we are not including historical locations
    if (!params.isIncludeHistorical()) {
        int val = IndexField.getBooleanIndexValue(false);
        queryParts.add(NumericRangeQuery.newIntRange(HISTORICAL.key(), val, val, true, true));
    }

    // create the parent ID restrictions if we were provided at least one parent ID
    Set<Integer> parentIds = params.getParentIds();
    if (!parentIds.isEmpty()) {
        BooleanQuery parentQuery = new BooleanQuery();
        // locations must descend from at least one of the specified parents (OR)
        for (Integer id : parentIds) {
            parentQuery.add(NumericRangeQuery.newIntRange(ANCESTOR_IDS.key(), id, id, true, true),
                    Occur.SHOULD);
        }
        queryParts.add(parentQuery);
    }

    // create the feature code restrictions if we were provided some, but not all, feature codes
    Set<FeatureCode> codes = params.getFeatureCodes();
    if (!(codes.isEmpty() || ALL_CODES.equals(codes))) {
        BooleanQuery codeQuery = new BooleanQuery();
        // locations must be one of the specified feature codes (OR)
        for (FeatureCode code : codes) {
            codeQuery.add(new TermQuery(new Term(FEATURE_CODE.key(), code.name())), Occur.SHOULD);
        }
        queryParts.add(codeQuery);
    }

    Filter filter = null;
    if (!queryParts.isEmpty()) {
        BooleanQuery bq = new BooleanQuery();
        for (Query part : queryParts) {
            bq.add(part, Occur.MUST);
        }
        filter = new QueryWrapperFilter(bq);
    }
    return filter;
}

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From source file:com.bewsia.script.LuceneHandler.java

License:Open Source License

public int count(String kind, Query query, Filter filter, Sort sort, int max) {
    int tag = 0;//from  w w  w  . ja  va  2  s . c  o  m
    try {
        IndexReader reader = IndexReader.open(FSDirectory.open(new File(dirIndex)));
        IndexSearcher searcher = new IndexSearcher(reader);
        BooleanQuery boolQuery = new BooleanQuery();
        boolQuery.add(new BooleanClause(new TermQuery(new Term(SEntity.KIND, kind)), Occur.MUST));
        if (query != null) {
            boolQuery.add(new BooleanClause(query, Occur.MUST));
        }
        TopDocs td = null;
        if (filter != null && sort != null) {
            td = searcher.search(boolQuery, filter, max, sort);
        } else if (filter != null) {
            td = searcher.search(boolQuery, filter, max);
        } else if (sort != null) {
            td = searcher.search(boolQuery, max, sort);
        } else {
            td = searcher.search(boolQuery, max);
        }
        tag = td.totalHits;
        searcher.close();
        reader.close();
    } catch (Exception e) {
    }
    return tag;
}

---

From source file:com.bewsia.script.LuceneHandler.java

License:Open Source License

public List<SEntity> search(String kind, Query query, Filter filter, Sort sort, int max) {
    List<SEntity> tag = new ArrayList<SEntity>();
    try {//www  . ja v  a2  s  . com
        IndexReader reader = IndexReader.open(FSDirectory.open(new File(dirIndex)));
        IndexSearcher searcher = new IndexSearcher(reader);
        BooleanQuery boolQuery = new BooleanQuery();
        boolQuery.add(new BooleanClause(new TermQuery(new Term(SEntity.KIND, kind)), Occur.MUST));
        if (query != null) {
            boolQuery.add(new BooleanClause(query, Occur.MUST));
        }
        TopDocs td = null;
        if (filter != null && sort != null) {
            td = searcher.search(boolQuery, filter, max, sort);
        } else if (filter != null) {
            td = searcher.search(boolQuery, filter, max);
        } else if (sort != null) {
            td = searcher.search(boolQuery, max, sort);
        } else {
            td = searcher.search(boolQuery, max);
        }
        for (int i = 0; i < td.totalHits; i++) {
            SEntity item = new SEntity(this);
            Document doc = searcher.doc(td.scoreDocs[i].doc);
            item.setSchema(doc.get(SEntity.SCHEMA));
            read(item, doc);
            tag.add(item);
        }
        searcher.close();
        reader.close();
    } catch (Exception e) {
    }
    return tag;
}

---

From source file:com.bewsia.script.LuceneHandler.java

License:Open Source License

public List<SEntity> search(String kind, Query query, Filter filter, Sort sort, int pagesize, int pageno) {
    List<SEntity> tag = new ArrayList<SEntity>();
    try {//from   www  .  ja  va  2s  .  c o  m
        IndexReader reader = IndexReader.open(FSDirectory.open(new File(dirIndex)));
        IndexSearcher searcher = new IndexSearcher(reader);
        BooleanQuery boolQuery = new BooleanQuery();
        boolQuery.add(new BooleanClause(new TermQuery(new Term(SEntity.KIND, kind)), Occur.MUST));
        if (query != null) {
            boolQuery.add(new BooleanClause(query, Occur.MUST));
        }
        if (pagesize <= 0)
            pagesize = 10;
        if (pageno <= 0)
            pageno = 1;
        int max = pageno * pagesize;
        TopDocs td = null;
        if (filter != null && sort != null) {
            td = searcher.search(boolQuery, filter, max, sort);
        } else if (filter != null) {
            td = searcher.search(boolQuery, filter, max);
        } else if (sort != null) {
            td = searcher.search(boolQuery, max, sort);
        } else {
            td = searcher.search(boolQuery, max);
        }
        for (int i = (pageno - 1) * pagesize; i < td.totalHits && i < max; i++) {
            SEntity item = new SEntity(this);
            Document doc = searcher.doc(td.scoreDocs[i].doc);
            item.setSchema(doc.get(SEntity.SCHEMA));
            read(item, doc);
            tag.add(item);
        }
        searcher.close();
        reader.close();
    } catch (Exception e) {
    }
    return tag;
}

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From source file:com.bewsia.script.safe.lucene.SEntity.java

License:Open Source License

public BooleanQuery newBooleanQuery() {
    return new BooleanQuery();
}

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From source file:com.bluedragon.search.search.QueryAttributes.java

License:Open Source License

public boolean setCategory(String category) throws ParseException {
    if (category == null || category.length() == 0)
        return false;

    String[] categories = category.split(",");

    Query catQuery = null;/*from   www. j a  v  a 2  s  .  com*/
    QueryParser qp = new QueryParser(DocumentWrap.CATEGORY,
            AnalyzerFactory.get(collectionsList.get(0).getLanguage()));
    if (categories.length == 1) {
        catQuery = qp.parse(categories[0]);
    } else {
        catQuery = new BooleanQuery();
        for (int i = 0; i < categories.length; i++) {
            ((BooleanQuery) catQuery).add(qp.parse(categories[i]), BooleanClause.Occur.SHOULD);
        }
    }

    this.query = combineQueries(catQuery, this.query);
    return true;
}

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From source file:com.bluedragon.search.search.QueryAttributes.java

License:Open Source License

private Query combineQueries(Query q1, Query q2) {
    if (q1 == null) {
        return q2;
    } else if (q2 == null) {
        return q1;
    } else {/*from   w  ww.  ja v  a2 s .  c  om*/
        BooleanQuery combinedQry = new BooleanQuery();
        combinedQry.add(q1, BooleanClause.Occur.MUST);
        combinedQry.add(q2, BooleanClause.Occur.MUST);
        return combinedQry;
    }
}

---

From source file:com.browseengine.bobo.test.FacetNotValuesTest.java

License:Open Source License

public void testNotValuesForRangeFacetHandler() throws Exception {
    System.out.println("testNotValuesForRangeFacetHandler");
    BrowseResult result = null;//from w w w .j av  a 2  s .c om
    BoboBrowser boboBrowser = null;

    try {
        Directory ramIndexDir = createIndexTwo();
        IndexReader srcReader = IndexReader.open(ramIndexDir, true);
        boboBrowser = new BoboBrowser(BoboIndexReader.getInstance(srcReader, _facetHandlers, null));

        BrowseRequest br = new BrowseRequest();
        br.setCount(20);
        br.setOffset(0);

        if (_idRanges == null) {
            log.error("_idRanges cannot be null in order to test NOT on RangeFacetHandler");
        }
        BrowseSelection idSel = new BrowseSelection("idRange");
        int rangeIndex = 2;
        idSel.addNotValue(_idRanges[0]);
        int expectedHitNum = 1;
        br.addSelection(idSel);
        BooleanQuery q = new BooleanQuery();
        q.add(NumericRangeQuery.newIntRange("NUM", 10, 10, true, true), Occur.MUST_NOT);
        q.add(new MatchAllDocsQuery(), Occur.MUST);
        br.setQuery(q);

        result = boboBrowser.browse(br);

        assertEquals(expectedHitNum, result.getNumHits());
        for (int i = 0; i < result.getNumHits(); i++) {
            System.out.println(result.getHits()[i]);
        }

    } catch (BrowseException e) {
        e.printStackTrace();
        fail(e.getMessage());
    } catch (IOException ioe) {
        fail(ioe.getMessage());
    } finally {
        if (boboBrowser != null) {
            try {
                if (result != null)
                    result.close();
                boboBrowser.close();
            } catch (IOException e) {
                fail(e.getMessage());
            }
        }
    }

}

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From source file:com.browseengine.bobo.test.LucenePerf.java

License:Apache License

private static long oneRun(BoboIndexReader boboReader, Collection<FacetHandler<?>> facetHandlers)
        throws IOException, BrowseException {
    long tt = 0;/*ww w .  j a  va  2  s  . c om*/
    long hitscount = 0;
    for (int x = 0; x < inNumItr; x++) {
        long t0 = System.currentTimeMillis();
        BoboBrowser browser = new BoboBrowser(boboReader);
        BrowseRequest req = new BrowseRequest();
        req.setCount(500);
        FacetSpec spec = new FacetSpec();
        spec.setMaxCount(50);
        spec.setOrderBy(FacetSortSpec.OrderHitsDesc);
        //      req.setFacetSpec("ccid", spec);
        //      req.setFacetSpec("pcid", spec);
        //      req.setFacetSpec("education_id", spec);
        req.setFacetSpec("geo_region", spec);
        //      req.setFacetSpec("industry", spec);
        String qstr = words[nextInt()];
        //      qstr = "project manager";
        String[] terms = qstr.split(" ");
        BooleanQuery q = new BooleanQuery();
        for (String s : terms) {
            q.add(new TermQuery(new Term("b", s)), Occur.MUST);
        }
        //      q.add(new MatchAllDocsQuery(), Occur.MUST);
        req.setQuery(q);//new TermQuery(new Term("b",qstr)));
        BrowseSelection sel = new BrowseSelection("ccid");
        sel.addValue("0000001384");
        //      req.addSelection(sel );
        BrowseSelection seli = new BrowseSelection("industry");
        seli.addValue("0000000052");
        //      req.addSelection(seli );
        long tf0 = 0;
        long tf1 = 0;
        BrowseResult bres = browser.browse(req);
        for (Entry<String, FacetAccessible> entry : bres.getFacetMap().entrySet()) {
            //        System.out.println(entry.getKey());
            FacetAccessible fa = entry.getValue();
            tf0 = System.currentTimeMillis();
            List<BrowseFacet> facets = fa.getFacets();
            tf1 = System.currentTimeMillis();
            System.out.println(tf1 - tf0 + "\tfacet " + entry.getKey() + " get time\tsize: " + facets.size());
            //        System.out.println(Arrays.toString(facets.toArray()));
            fa.close();
        }
        browser.close();
        //      System.out.println(t2 - t0 +"\ttotal time\t\t\t hits: "+ bres.getNumHits());
        hitscount += bres.getNumHits();
        long t2 = System.currentTimeMillis();
        tt += (t2 - t0);
        browser.close();
        //      System.out.println(t2 - t0 -(tf1-tf0)+"\tsearch time\t");
    }
    if (hitscount > 80000)
        System.out.println("avg hits count: " + hitscount / inNumItr);
    try {
        Thread.sleep(50);
    } catch (InterruptedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return tt;
}

---

From source file:com.browseengine.bobo.test.section.TestSectionSearch.java

License:Apache License

public void testSimpleSearch() throws Exception {
    BooleanQuery bquery;//from w  w w . j a v a2  s. c  om
    SectionSearchQuery squery;
    int count;

    // 1. (+f1:aa +f2:aaa)
    bquery = new BooleanQuery();
    bquery.add(new TermQuery(new Term("f1", "aa")), BooleanClause.Occur.MUST);
    bquery.add(new TermQuery(new Term("f2", "aaa")), BooleanClause.Occur.MUST);

    count = getNumHits(bquery, searcher);
    assertEquals("non-section count mismatch", 4, count);

    squery = new SectionSearchQuery(bquery);
    count = getNumHits(squery, searcher);
    assertEquals("seciton count mismatch", 2, count);

    // 2. (+f1:bb + f2:aaa)
    bquery = new BooleanQuery();
    bquery.add(new TermQuery(new Term("f1", "bb")), BooleanClause.Occur.MUST);
    bquery.add(new TermQuery(new Term("f2", "aaa")), BooleanClause.Occur.MUST);

    count = getNumHits(bquery, searcher);
    assertEquals("non-section count mismatch", 4, count);

    squery = new SectionSearchQuery(bquery);
    count = getNumHits(squery, searcher);
    assertEquals("seciton count mismatch", 3, count);

    // 3. (+f1:aa +f2:bbb)
    bquery = new BooleanQuery();
    bquery.add(new TermQuery(new Term("f1", "aa")), BooleanClause.Occur.MUST);
    bquery.add(new TermQuery(new Term("f2", "bbb")), BooleanClause.Occur.MUST);

    count = getNumHits(bquery, searcher);
    assertEquals("non-section count mismatch", 3, count);

    squery = new SectionSearchQuery(bquery);
    count = getNumHits(squery, searcher);
    assertEquals("seciton count mismatch", 2, count);

    // 4. (+f1:aa +(f2:bbb f2:ccc))
    BooleanQuery bquery2 = new BooleanQuery();
    bquery2.add(new TermQuery(new Term("f2", "bbb")), BooleanClause.Occur.SHOULD);
    bquery2.add(new TermQuery(new Term("f2", "ccc")), BooleanClause.Occur.SHOULD);
    bquery = new BooleanQuery();
    bquery.add(new TermQuery(new Term("f1", "aa")), BooleanClause.Occur.MUST);
    bquery.add(bquery2, BooleanClause.Occur.MUST);

    count = getNumHits(bquery, searcher);
    assertEquals("non-section count mismatch", 4, count);

    squery = new SectionSearchQuery(bquery);
    count = getNumHits(squery, searcher);
    assertEquals("section count mismatch", 3, count);
}

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