Example usage for org.apache.solr.client.solrj SolrQuery setStart

Introduction

In this page you can find the example usage for org.apache.solr.client.solrj SolrQuery setStart.

Prototype

public SolrQuery setStart(Integer start) 

Source Link

Usage

From source file:org.ala.dao.FulltextSearchDaoImplSolr.java

License:Open Source License

/**
 * Helper method to create SolrQuery object and add facet settings
 *
 * @return solrQuery the SolrQuery/*  w w w  .j  a  v  a  2  s. co  m*/
 */
protected SolrQuery initSolrQuery(String[] facets) {
    SolrQuery solrQuery = new SolrQuery();
    solrQuery.setQueryType("standard");
    if (facets == null) {
        //use the default set
        solrQuery.setFacet(true);
        solrQuery.addFacetField("idxtype");
        solrQuery.addFacetField("australian_s");
        solrQuery.addFacetField("speciesGroup");
        solrQuery.addFacetField("speciesSubgroup");
        //solrQuery.addFacetField("kingdom");
        solrQuery.addFacetField("rank");
        //solrQuery.addFacetField("rankId");
        //solrQuery.addFacetField("pestStatus");
        //        solrQuery.addFacetField("conservationStatus");
        solrQuery.addFacetField("conservationStatusAUS");
        solrQuery.addFacetField("conservationStatusACT");
        solrQuery.addFacetField("conservationStatusNSW");
        solrQuery.addFacetField("conservationStatusNT");
        solrQuery.addFacetField("conservationStatusQLD");
        solrQuery.addFacetField("conservationStatusSA");
        solrQuery.addFacetField("conservationStatusTAS");
        solrQuery.addFacetField("conservationStatusVIC");
        solrQuery.addFacetField("conservationStatusWA");
        solrQuery.addFacetField("category_m_s");
        solrQuery.addFacetField("category_NSW_m_s");
        solrQuery.addFacetField("category_ACT_m_s");
        solrQuery.addFacetField("category_QLD_m_s");
        solrQuery.addFacetField("category_SA_m_s");
        solrQuery.addFacetField("category_NT_m_s");
        solrQuery.addFacetField("category_TAS_m_s");
        solrQuery.addFacetField("category_WA_m_s");
        solrQuery.addFacetField("category_VIC_m_s");
    } else {
        solrQuery.addFacetField(facets);
    }

    solrQuery.setFacetMinCount(1);
    solrQuery.setRows(10);
    solrQuery.setStart(0);

    //add highlights
    solrQuery.setHighlight(true);
    solrQuery.setHighlightFragsize(80);
    solrQuery.setHighlightSnippets(2);
    solrQuery.setHighlightSimplePre("<strong>");
    solrQuery.setHighlightSimplePost("</strong>");
    solrQuery.add("hl.usePhraseHighlighter", "true");
    solrQuery.addHighlightField("commonName");
    solrQuery.addHighlightField("scientificName");
    solrQuery.addHighlightField("pestStatus");
    solrQuery.addHighlightField("conservationStatus");
    solrQuery.addHighlightField("simpleText");
    solrQuery.addHighlightField("content");

    return solrQuery;
}

---

From source file:org.ala.dao.FulltextSearchDaoImplSolr.java

License:Open Source License

/**
 * Helper method to create SolrQuery facets for dataset counts
 *
 * @return solrQuery the SolrQuery//from w  w w . ja  v a  2  s . co  m
 */
protected SolrQuery initCountsQuery(String facetField) {
    SolrQuery solrQuery = new SolrQuery();
    solrQuery.setQueryType("standard");
    solrQuery.setFacet(true);
    solrQuery.addFacetField(facetField);
    solrQuery.setFacetMinCount(0);
    solrQuery.setFacetLimit(10000);
    solrQuery.setRows(1);
    solrQuery.setStart(0);
    return solrQuery;
}

---

From source file:org.ambraproject.article.service.BrowseServiceImpl.java

License:Apache License

/**
 * Returns a list of articles for a given category
 * @param params a collection filters / parameters to browse by
 * @return articles//from   w  w  w . j av a  2s .c om
 */
private BrowseResult getArticlesBySubjectViaSolr(BrowseParameters params) {
    BrowseResult result = new BrowseResult();
    ArrayList<SearchHit> articles = new ArrayList<SearchHit>();
    long total = 0;

    SolrQuery query = createCommonQuery(params.getJournalKey());

    query.addField("title_display");
    query.addField("author_display");
    query.addField("article_type");
    query.addField("publication_date");
    query.addField("id");
    query.addField("abstract_primary_display");
    query.addField("eissn");

    if (params.getSubjects() != null && params.getSubjects().length > 0) {
        StringBuffer subjectQuery = new StringBuffer();
        for (String subject : params.getSubjects()) {
            subjectQuery.append("\"").append(subject).append("\"").append(" AND ");
        }
        // remove the last " AND "
        query.setQuery("subject_level_1:(" + subjectQuery.substring(0, subjectQuery.length() - 5) + ")");
    }

    // we use subject_level_1 field instead of subject_facet field because
    // we are only interested in the top level subjects
    query.setFacet(true);
    query.addFacetField("subject_level_1");
    query.setFacetMinCount(1);
    query.setFacetSort("index");

    setSort(query, params);

    query.setStart(params.getPageNum() * params.getPageSize());
    query.setRows(params.getPageSize());

    try {
        QueryResponse response = this.serverFactory.getServer().query(query);
        SolrDocumentList documentList = response.getResults();
        total = documentList.getNumFound();

        for (SolrDocument document : documentList) {
            SearchHit sh = createArticleBrowseDisplay(document, query.toString());
            articles.add(sh);
        }

        result.setSubjectFacet(facetCountsToHashMap(response.getFacetField("subject_level_1")));
    } catch (SolrServerException e) {
        log.error("Unable to execute a query on the Solr Server.", e);
    }

    result.setTotal(total);
    result.setArticles(articles);

    return result;
}

---

From source file:org.ambraproject.article.service.BrowseServiceImpl.java

License:Apache License

/**
 * Returns list of articles in a given date range, from newest to oldest
 * @param params the collection class of parameters.
 * @return the articles//ww w . ja va 2  s. c  o  m
 */
private BrowseResult getArticlesByDateViaSolr(BrowseParameters params) {
    BrowseResult result = new BrowseResult();
    ArrayList<SearchHit> articles = new ArrayList<SearchHit>();
    long totalSize = 0;

    SolrQuery query = createCommonQuery(params.getJournalKey());

    query.addField("title_display");
    query.addField("author_display");
    query.addField("article_type");
    query.addField("publication_date");
    query.addField("id");
    query.addField("abstract_primary_display");
    query.addField("eissn");

    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
    String sDate = sdf.format(params.getStartDate().getTime());
    String eDate = sdf.format(params.getEndDate().getTime());

    sDate = sDate + "T00:00:00Z";
    eDate = eDate + "T00:00:00Z";

    query.addFilterQuery("publication_date:[" + sDate + " TO " + eDate + "]");

    StringBuffer sb = new StringBuffer();
    if (params.getArticleTypes() != null && params.getArticleTypes().size() > 0) {
        for (URI uri : params.getArticleTypes()) {
            String path = uri.getPath();
            int index = path.lastIndexOf("/");
            if (index != -1) {
                String articleType = path.substring(index + 1);
                sb.append("\"").append(articleType).append("\"").append(" OR ");
            }
        }
        String articleTypesQuery = sb.substring(0, sb.length() - 4);

        if (articleTypesQuery.length() > 0) {
            query.addFilterQuery("article_type_facet:" + articleTypesQuery);
        }
    }

    setSort(query, params);

    query.setStart(params.getPageNum() * params.getPageSize());
    query.setRows(params.getPageSize());

    log.info("getArticlesByDate Solr Query:" + query.toString());

    try {
        QueryResponse response = this.serverFactory.getServer().query(query);
        SolrDocumentList documentList = response.getResults();
        totalSize = documentList.getNumFound();

        for (SolrDocument document : documentList) {
            SearchHit sh = createArticleBrowseDisplay(document, query.toString());
            articles.add(sh);
        }

    } catch (SolrServerException e) {
        log.error("Unable to execute a query on the Solr Server.", e);
    }

    result.setArticles(articles);
    result.setTotal(totalSize);

    return result;
}

---

From source file:org.ambraproject.search.service.SolrSearchService.java

License:Apache License

private SolrQuery createQuery(String queryString, int startPage, int pageSize, boolean useDismax) {
    SolrQuery query = new SolrQuery(queryString);
    query.setTimeAllowed(queryTimeout);//from ww w.j a v  a2  s. c o m
    query.setIncludeScore(true); // The relevance (of each results element) to the search terms.
    query.setHighlight(true);

    if (useDismax) {
        query.set("defType", "dismax");
    }

    //TODO: Put The "options" from the "queryField" picklist into a config file.
    //This list matches the "options" from the "queryField" picklist on unformattedSearch.ftl,
    //without the "date" fields.

    query.set("hl.fl", this.highlightFields);
    query.set("hl.requireFieldMatch", true);
    query.setStart(startPage * pageSize); // Which results element to return first in this batch.
    query.setRows(pageSize); // The number of results elements to return.
    // request only fields that we need to display
    query.setFields("id", "score", "title_display", "publication_date", "eissn", "journal", "article_type",
            "author_display");
    query.addFacetField("subject_facet");
    query.addFacetField("author_facet");
    query.addFacetField("editor_facet");
    query.addFacetField("article_type_facet");
    query.addFacetField("affiliate_facet");
    query.set("facet.method", "fc");
    query.setFacetLimit(MAX_FACET_SIZE);
    query.setFacetMinCount(MIN_FACET_COUNT);
    // Add a filter to ensure that Solr never returns partial documents
    query.addFilterQuery(createFilterFullDocuments());

    return query;
}

---

From source file:org.ambraproject.service.article.BrowseServiceImpl.java

License:Apache License

/**
 * Returns list of articles in a given date range, from newest to oldest
 * @param params the collection class of parameters.
 * @return the articles//w  w  w. jav  a2 s  . c om
 */
private BrowseResult getArticlesByDateViaSolr(BrowseParameters params) {
    BrowseResult result = new BrowseResult();
    ArrayList<SearchHit> articles = new ArrayList<SearchHit>();
    long totalSize = 0;

    SolrQuery query = createCommonQuery(params.getJournalKey());

    query.addField("title_display");
    query.addField("author_display");
    query.addField("article_type");
    query.addField("publication_date");
    query.addField("id");
    query.addField("abstract_primary_display");
    query.addField("eissn");
    query.addField("striking_image");

    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
    String sDate = sdf.format(params.getStartDate().getTime());
    String eDate = sdf.format(params.getEndDate().getTime());

    sDate = sDate + "T00:00:00Z";
    eDate = eDate + "T00:00:00Z";

    query.addFilterQuery("publication_date:[" + sDate + " TO " + eDate + "]");

    StringBuffer sb = new StringBuffer();
    if (params.getArticleTypes() != null && params.getArticleTypes().size() > 0) {
        for (URI uri : params.getArticleTypes()) {
            String path = uri.getPath();
            int index = path.lastIndexOf("/");
            if (index != -1) {
                String articleType = path.substring(index + 1);
                sb.append("\"").append(articleType).append("\"").append(" OR ");
            }
        }
        String articleTypesQuery = sb.substring(0, sb.length() - 4);

        if (articleTypesQuery.length() > 0) {
            query.addFilterQuery("article_type_facet:" + articleTypesQuery);
        }
    }

    setSort(query, params);

    query.setStart(params.getPageNum() * params.getPageSize());
    query.setRows(params.getPageSize());

    log.info("getArticlesByDate Solr Query:" + query.toString());

    try {
        QueryResponse response = this.serverFactory.getServer().query(query);
        SolrDocumentList documentList = response.getResults();
        totalSize = documentList.getNumFound();

        for (SolrDocument document : documentList) {
            SearchHit sh = createArticleBrowseDisplay(document, query.toString());
            articles.add(sh);
        }

    } catch (SolrServerException e) {
        log.error("Unable to execute a query on the Solr Server.", e);
    }

    result.setArticles(articles);
    result.setTotal(totalSize);

    return result;
}

---

From source file:org.ambraproject.service.search.SolrSearchService.java

License:Apache License

private SolrQuery createQuery(String queryString, int startPage, int pageSize, boolean useDismax) {
    SolrQuery query = new SolrQuery(queryString);
    query.setTimeAllowed(queryTimeout);/* w  w  w .  jav  a2  s  .  c om*/
    query.setIncludeScore(true); // The relevance (of each results element) to the search terms.
    query.setHighlight(false);

    if (useDismax) {
        query.set("defType", "dismax");
    }

    //TODO: Put The "options" from the "queryField" picklist into a config file.
    //This list matches the "options" from the "queryField" picklist on unformattedSearch.ftl,
    //without the "date" fields.

    query.setStart(startPage * pageSize); // Which results element to return first in this batch.
    query.setRows(pageSize); // The number of results elements to return.
    // request only fields that we need to display
    query.setFields("id", "score", "title_display", "publication_date", "eissn", "journal", "article_type",
            "author_display", "abstract", "abstract_primary_display", "striking_image", "figure_table_caption",
            "subject", "expression_of_concern", "retraction");
    query.addFacetField("subject_facet");
    query.addFacetField("author_facet");
    query.addFacetField("editor_facet");
    query.addFacetField("article_type_facet");
    query.addFacetField("affiliate_facet");
    query.set("facet.method", "fc");
    query.setFacetLimit(MAX_FACET_SIZE);
    query.setFacetMinCount(MIN_FACET_COUNT);
    // Add a filter to ensure that Solr never returns partial documents
    query.addFilterQuery(createFilterFullDocuments());

    return query;
}

---

From source file:org.apache.airavata.datacat.server.db.solr.SolrQueryBuilder.java

License:Apache License

public SolrQuery generateQueryFromParameters(List<PrimaryQueryParameter> primaryQueryParameters,
        String username, String[] userGroups, int startRow, int numberOfRows) {
    SolrQuery solrQuery = new SolrQuery();
    String aclSubQuery = getAclSubQuery(username, userGroups);
    solrQuery.setQuery(aclSubQuery);/*from ww w.j av  a 2 s. c o  m*/

    PrimaryQueryParameter qp;
    for (int i = 0; i < primaryQueryParameters.size(); i++) {
        qp = primaryQueryParameters.get(i);
        switch (qp.getPrimaryQueryType()) {
        case EQUALS:
            solrQuery = solrQuery.addFilterQuery(qp.getField() + ":\"" + qp.getFirstParameter() + "\"");
            break;
        case PHRASE:
            solrQuery = solrQuery.addFilterQuery(qp.getField() + ":\"" + qp.getFirstParameter() + "\"");
            break;
        case SUBSTRING:
            solrQuery = solrQuery.addFilterQuery(qp.getField() + ":*" + qp.getFirstParameter() + "*");
            break;
        case WILDCARD:
            solrQuery = solrQuery.addFilterQuery(qp.getField() + ":" + qp.getFirstParameter());
            break;
        case RANGE:
            solrQuery = solrQuery.addFilterQuery(
                    qp.getField() + ":[" + qp.getFirstParameter() + " TO " + qp.getSecondParameter() + "]");
            break;
        }
    }

    solrQuery.setStart(startRow - 1);
    solrQuery.setRows(numberOfRows);

    return solrQuery;
}

---

From source file:org.apache.airavata.datacat.server.db.solr.SolrQueryBuilder.java

License:Apache License

public SolrQuery generateQueryFromQueryString(String userQuery, String username, String[] userGroups,
        int startRow, int numberOfRows) {
    String aclSubQuery = getAclSubQuery(username, userGroups);

    SolrQuery solrQuery = new SolrQuery(aclSubQuery);
    solrQuery = solrQuery.addFilterQuery(userQuery);
    solrQuery = solrQuery.setStart(startRow - 1);
    solrQuery = solrQuery.setRows(numberOfRows);

    return solrQuery;
}

---

From source file:org.apache.lucene.benchmark.quality.mc.SolrSearcher.java

License:Apache License

private void search(String q, String QueryID) throws SolrServerException {

    SolrQuery query = new SolrQuery(q.replace("?", ""));
    query.setParam(CommonParams.DF, defaultField);
    query.setFields("id", "score");
    query.setStart(0);
    query.setRows(1000);/*from  w  ww.  j  a v  a2 s. c  o  m*/
    query.setSort("score", SolrQuery.ORDER.desc);
    query.addSort("id", SolrQuery.ORDER.asc);

    int i = 0;

    for (SolrDocument document : server.query(query).getResults()) {

        String docno = (String) document.getFieldValue("id");
        Float score = (Float) document.getFieldValue("score");

        output.println(QueryID + "\tQ0\tMilliyet_0105_v00_" + docno.trim() + "\t" + i + "\t" + score + "\t"
                + getRunName());
        i++;
    }

}

---

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