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

List of usage examples for org.apache.solr.client.solrj SolrQuery setFacetLimit

Introduction

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

Prototype

public SolrQuery setFacetLimit(int lim) 

Source Link

Document

set the facet limit

Usage

From source file:kbSRU.kbSRU.java

License:Open Source License

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType(XML_RESPONSE_HEADER); // Talkback happens in XML form.
    response.setCharacterEncoding("UTF-8"); // Unicode++
    request.setCharacterEncoding("UTF-8");

    PrintWriter out = null; // The talkback buffer.

    // handle startrecord 
    Integer startRecord = 0;/*from  w w w  . ja v  a2 s .  c o  m*/

    if (!(request.getParameter("startRecord") == null)) {
        try {
            startRecord = Integer.parseInt(request.getParameter("startRecord")) - 1;
        } catch (NumberFormatException e) {
            startRecord = 0;
        }
    }

    // maximumrecords
    Integer maximumRecords = Integer.parseInt(this.config.getProperty("default_maximumRecords"));
    if (!(request.getParameter("maximumRecords") == null)) {
        maximumRecords = Integer.parseInt(request.getParameter("maximumRecords"));
    }

    // operation 
    String operation = request.getParameter("operation");

    // x_collection
    String x_collection = request.getParameter("x-collection");
    if (x_collection == null)
        x_collection = this.config.getProperty("default_x_collection");
    if (x_collection == null)
        operation = null;

    // sortkeys
    String sortKeys = request.getParameter("sortKeys");

    // sortorder
    String sortOrder = request.getParameter("sortOrder");

    // recordschema 
    String recordSchema = request.getParameter("recordSchema");
    if (recordSchema == null)
        recordSchema = "dc";

    if (recordSchema.equalsIgnoreCase("dcx")) {
        recordSchema = "dcx";
    }

    if (recordSchema.equalsIgnoreCase("solr")) {
        recordSchema = "solr";
    }

    // query request 
    String query = request.getParameter("query");
    String q = request.getParameter("q");

    // who is requestor ?
    String remote_ip = request.getHeader("X-FORWARDED-FOR");

    if (remote_ip == null) {
        remote_ip = request.getRemoteAddr().trim();
    } else {
        remote_ip = request.getHeader("X-FORWARDED-FOR");
    }

    // handle debug 
    Boolean debug = Boolean.parseBoolean(request.getParameter("debug"));
    if (!debug) {
        out = new PrintWriter(new OutputStreamWriter(response.getOutputStream(), "UTF8"), true);
    }

    // handle query
    if ((query == null) && (q != null)) {
        query = q;
    } else {
        if ((query != null) && (q == null)) {
            q = query;
        } else {
            operation = null;
        }
    }

    // handle operation
    if (operation == null) {
        if (query != null) {
            operation = "searchRetrieve";
        } else {
            operation = "explain";
        }
    }

    //  searchRetrieve 
    if (operation.equalsIgnoreCase("searchRetrieve")) {
        if (query == null) {
            operation = "explain";
            log.debug(operation + ":" + query);
        }
    }

    // start talking back.
    String[] sq = { "" };
    String solrquery = "";

    // facet

    String facet = null;
    List<FacetField> fct = null;

    if (request.getParameter("facet") != null) {
        facet = request.getParameter("facet");
        log.debug("facet : " + facet);
    }

    if (operation == null) {
        operation = "searchretrieve";
    } else { // explain response
        if (operation.equalsIgnoreCase("explain")) {
            log.debug("operation = explain");
            out.write("<srw:explainResponse xmlns:srw=\"http://www.loc.gov/zing/srw/\">");
            out.write("</srw:explainResponse>");
        } else { // DEBUG routine
            operation = "searchretrieve";

            String triplequery = null;

            if (query.matches(".*?\\[.+?\\].*?")) { // New symantic syntax
                triplequery = symantic_query(query);
                query = query.split("\\[")[0] + " " + triplequery;
                log.fatal(triplequery);

                solrquery = CQLtoLucene.translate(query, log, config);
            } else {
                solrquery = CQLtoLucene.translate(query, log, config);
            }
            log.debug(solrquery);

            if (debug == true) {
                response.setContentType(HTML_RESPONSE_HEADER);
                out = new PrintWriter(new OutputStreamWriter(response.getOutputStream(), "UTF8"), true);
                out.write("<html><body>\n\n");
                out.write("'" + remote_ip + "'<br>\n");
                out.write("<form action='http://www.kbresearch.nl/kbSRU'>");
                out.write("<input type=text name=q value='" + query + "' size=120>");
                out.write("<input type=hidden name=debug value=True>");
                out.write("<input type=submit>");
                out.write("<table border=1><tr><td>");
                out.write("q</td><td>" + query + "</td></tr><tr>");
                out.write("<td>query out</td><td>" + URLDecoder.decode(solrquery) + "</td></tr>");
                out.write("<tr><td>SOLR_URL</td><td> <a href='"
                        + this.config.getProperty("collection." + x_collection.toLowerCase() + ".solr_baseurl")
                        + "/?q=" + solrquery + "'>"
                        + this.config.getProperty("collection." + x_collection.toLowerCase() + ".solr_baseurl")
                        + "/select/?q=" + solrquery + "</a><br>" + this.config.getProperty("solr_url")
                        + solrquery + "</td></tr>");
                out.write("<b>SOLR_QUERY</b> : <BR> <iframe width=900 height=400 src='"
                        + this.config.getProperty("collection." + x_collection.toLowerCase() + ".solr_baseurl")
                        + "/../?q=" + solrquery + "'></iframe><BR>");
                out.write("<b>SRU_QUERY</b> : <BR> <a href=" + this.config.getProperty("baseurl") + "?q="
                        + query + "'>" + this.config.getProperty("baseurl") + "?q=" + query
                        + "</a><br><iframe width=901 height=400 src='http://www.kbresearch.nl/kbSRU/?q=" + query
                        + "'></iframe><BR>");
                out.write("<br><b>JSRU_QUERY</b> : <BR><a href='http://jsru.kb.nl/sru/?query=" + query
                        + "&x-collection=" + x_collection + "'>http://jsru.kb.nl/sru/?query=" + query
                        + "&x-collection=GGC</a><br><iframe width=900 height=400 src='http://jsru.kb.nl/sru/?query="
                        + query + "&x-collection=GGC'></iframe>");

            } else { // XML SearchRetrieve response
                String url = this.config
                        .getProperty("collection." + x_collection.toLowerCase() + ".solr_baseurl");
                String buffer = "";
                CommonsHttpSolrServer server = null;
                server = new CommonsHttpSolrServer(url);
                log.fatal("URSING " + url);
                server.setParser(new XMLResponseParser());
                int numfound = 0;
                try {
                    SolrQuery do_query = new SolrQuery();
                    do_query.setQuery(solrquery);
                    do_query.setRows(maximumRecords);
                    do_query.setStart(startRecord);

                    if ((sortKeys != null) && (sortKeys.length() > 1)) {
                        if (sortOrder != null) {
                            if (sortOrder.equals("asc")) {
                                do_query.setSortField(sortKeys, SolrQuery.ORDER.asc);
                            }
                            if (sortOrder.equals("desc")) {
                                do_query.setSortField(sortKeys, SolrQuery.ORDER.desc);
                            }
                        } else {
                            for (String str : sortKeys.trim().split(",")) {
                                str = str.trim();
                                if (str.length() > 1) {
                                    if (str.equals("date")) {
                                        do_query.setSortField("date_date", SolrQuery.ORDER.desc);
                                        log.debug("SORTORDERDEBUG | DATE! " + str + " | ");
                                        break;
                                    } else {
                                        do_query.setSortField(str + "_str", SolrQuery.ORDER.asc);
                                        log.debug("SORTORDERDEBUG | " + str + " | ");
                                        break;
                                    }
                                }
                            }
                        }
                    }

                    if (facet != null) {
                        if (facet.indexOf(",") > 1) {
                            for (String str : facet.split(",")) {
                                if (str.indexOf("date") > 1) {
                                    do_query.addFacetField(str);
                                } else {
                                    do_query.addFacetField(str);
                                }
                                //do_query.setParam("facet.method", "enum");
                            }
                            //q.setFacetSort(false); 
                        } else {
                            do_query.addFacetField(facet);
                        }
                        do_query.setFacet(true);
                        do_query.setFacetMinCount(1);
                        do_query.setFacetLimit(-1);
                    }

                    log.fatal(solrquery);

                    QueryResponse rsp = null;
                    boolean do_err = false;
                    boolean do_sugg = false;
                    SolrDocumentList sdl = null;
                    String diag = "";
                    StringBuffer suggest = new StringBuffer("");

                    String content = "1";

                    SolrQuery spellq = do_query;
                    try {
                        rsp = server.query(do_query);
                    } catch (SolrServerException e) {
                        String header = this.SRW_HEADER.replaceAll("\\$numberOfRecords", "0");
                        out.write(header);
                        diag = this.SRW_DIAG.replaceAll("\\$error", e.getMessage());
                        do_err = true;
                        rsp = null;
                    }

                    log.fatal("query done..");
                    if (!(do_err)) { // XML dc response

                        SolrDocumentList docs = rsp.getResults();
                        numfound = (int) docs.getNumFound();
                        int count = startRecord;
                        String header = this.SRW_HEADER.replaceAll("\\$numberOfRecords",
                                Integer.toString(numfound));
                        out.write(header);
                        out.write("<srw:records>");

                        Iterator<SolrDocument> iter = rsp.getResults().iterator();

                        while (iter.hasNext()) {
                            count += 1;
                            if (recordSchema.equalsIgnoreCase("dc")) {
                                SolrDocument resultDoc = iter.next();
                                content = (String) resultDoc.getFieldValue("id");
                                out.write("<srw:record>");
                                out.write("<srw:recordPacking>xml</srw:recordPacking>");
                                out.write("<srw:recordSchema>info:srw/schema/1/dc-v1.1</srw:recordSchema>");
                                out.write(
                                        "<srw:recordData xmlns:srw_dc=\"info:srw/schema/1/dc-v1.1\" xmlns:mods=\"http://www.loc.gov/mods\" xmlns:dcterms=\"http://purl.org/dc/terms/\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:dcx=\"http://krait.kb.nl/coop/tel/handbook/telterms.html\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:marcrel=\"http://www.loc.gov/loc.terms/relators/OTH\" xmlns:facets=\"info:srw/extension/4/facets\" >");
                                StringBuffer result = new StringBuffer("");

                                construct_lucene_dc(result, resultDoc);

                                out.write(result.toString());
                                out.write("</srw:recordData>");
                                out.write("<srw:recordPosition>" + Integer.toString(count)
                                        + "</srw:recordPosition>");
                                out.write("</srw:record>");
                            }

                            if (recordSchema.equalsIgnoreCase("solr")) {
                                SolrDocument resultDoc = iter.next();
                                content = (String) resultDoc.getFieldValue("id");
                                out.write("<srw:record>");
                                out.write("<srw:recordPacking>xml</srw:recordPacking>");
                                out.write("<srw:recordSchema>info:srw/schema/1/solr</srw:recordSchema>");
                                out.write("<srw:recordData xmlns:expand=\"http://www.kbresearch.nl/expand\">");
                                StringBuffer result = new StringBuffer("");
                                construct_lucene_solr(result, resultDoc);
                                out.write(result.toString());

                                out.write("</srw:recordData>");
                                out.write("<srw:recordPosition>" + Integer.toString(count)
                                        + "</srw:recordPosition>");
                                out.write("</srw:record>");
                            }

                            if (recordSchema.equalsIgnoreCase("dcx")) { // XML dcx response
                                out.write("<srw:record>");
                                out.write("<srw:recordPacking>xml</srw:recordPacking>");
                                out.write("<srw:recordSchema>info:srw/schema/1/dc-v1.1</srw:recordSchema>");
                                out.write(
                                        "<srw:recordData><srw_dc:dc xmlns:srw_dc=\"info:srw/schema/1/dc-v1.1\" xmlns:mods=\"http://www.loc.gov/mods\" xmlns:dcterms=\"http://purl.org/dc/terms/\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:dcx=\"http://krait.kb.nl/coop/tel/handbook/telterms.html\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:marcrel=\"http://www.loc.gov/marc.relators/\" xmlns:expand=\"http://www.kbresearch.nl/expand\" xmlns:skos=\"http://www.w3.org/2004/02/skos/core#\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" >");
                                SolrDocument resultDoc = iter.next();
                                content = (String) resultDoc.getFieldValue("id");

                                String dcx_data = helpers.getOAIdcx(
                                        "http://services.kb.nl/mdo/oai?verb=GetRecord&identifier=" + content,
                                        log);
                                if (x_collection.equalsIgnoreCase("ggc-thes")) {
                                    dcx_data = helpers.getOAIdcx(
                                            "http://serviceso.kb.nl/mdo/oai?verb=GetRecord&identifier="
                                                    + content,
                                            log);
                                }

                                if (!(dcx_data.length() == 0)) {
                                    out.write(dcx_data);
                                } else {
                                    // Should not do this!!

                                    out.write("<srw:record>");
                                    out.write("<srw:recordPacking>xml</srw:recordPacking>");
                                    out.write("<srw:recordSchema>info:srw/schema/1/dc-v1.1</srw:recordSchema>");
                                    out.write(
                                            "<srw:recordData xmlns:srw_dc=\"info:srw/schema/1/dc-v1.1\" xmlns:mods=\"http://www.loc.gov/mods\" xmlns:dcterms=\"http://purl.org/dc/terms/\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:dcx=\"http://krait.kb.nl/coop/tel/handbook/telterms.html\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:marcrel=\"http://www.loc.gov/loc.terms/relators/OTH\" >");
                                    StringBuffer result = new StringBuffer("");

                                    construct_lucene_dc(result, resultDoc);

                                    out.write(result.toString());
                                    out.write("</srw:recordData>");
                                    out.write("<srw:recordPosition>" + Integer.toString(count)
                                            + "</srw:recordPosition>");
                                    out.write("</srw:record>");

                                }

                                out.write("</srw_dc:dc>");

                                StringBuffer expand_data;
                                boolean expand = false;

                                if (content.startsWith("GGC-THES:AC:")) {
                                    String tmp_content = "";
                                    tmp_content = content.replaceFirst("GGC-THES:AC:", "");
                                    log.fatal("calling get");
                                    expand_data = new StringBuffer(
                                            helpers.getExpand("http://www.kbresearch.nl/general/lod_new/get/"
                                                    + tmp_content + "?format=rdf", log));
                                    log.fatal("get finini");

                                    if (expand_data.toString().length() > 4) {

                                        out.write(
                                                "<srw_dc:expand xmlns:srw_dc=\"info:srw/schema/1/dc-v1.1\" xmlns:expand=\"http://www.kbresearch.nl/expand\" xmlns:skos=\"http://www.w3.org/2004/02/skos/core#\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" >");
                                        out.write(expand_data.toString());
                                        expand = true;
                                    }
                                } else {
                                    expand_data = new StringBuffer(helpers
                                            .getExpand("http://www.kbresearch.nl/ANP.cgi?q=" + content, log));
                                    if (expand_data.toString().length() > 0) {
                                        if (!expand) {
                                            out.write(
                                                    "<srw_dc:expand xmlns:srw_dc=\"info:srw/schema/1/dc-v1.1\" xmlns:expand=\"http://www.kbresearch.nl/expand\" xmlns:skos=\"http://www.w3.org/2004/02/skos/core#\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" >");
                                            expand = true;
                                        }
                                        out.write(expand_data.toString());
                                    }
                                }
                                if (expand) {
                                    out.write("</srw_dc:expand>");
                                }

                                out.write("</srw:recordData>");
                                out.write("<srw:recordPosition>" + Integer.toString(count)
                                        + "</srw:recordPosition>");
                                out.write("</srw:record>");
                            }
                        }
                    }

                    if ((do_err) || (numfound == 0)) {
                        log.fatal("I haz suggestions");

                        try {
                            spellq.setParam("spellcheck", true);
                            spellq.setQueryType("/spell");
                            server = new CommonsHttpSolrServer(url);
                            rsp = server.query(spellq);
                            sdl = rsp.getResults();
                            SpellCheckResponse spell;
                            spell = rsp.getSpellCheckResponse();
                            List<SpellCheckResponse.Suggestion> suggestions = spell.getSuggestions();
                            if (suggestions.isEmpty() == false) {
                                suggest.append("<srw:extraResponseData>");
                                suggest.append("<suggestions>");

                                for (SpellCheckResponse.Suggestion sugg : suggestions) {
                                    suggest.append("<suggestionfor>" + sugg.getToken() + "</suggestionfor>");
                                    for (String item : sugg.getSuggestions()) {
                                        suggest.append("<suggestion>" + item + "</suggestion>");
                                    }
                                    suggest.append("</suggestions>");
                                    suggest.append("</srw:extraResponseData>");
                                }
                                do_sugg = true;
                            }
                        } catch (Exception e) {
                            rsp = null;
                            //log.fatal(e.toString());
                        }
                        ;
                    }
                    ;

                    if (!do_err) {
                        if (facet != null) {

                            try {
                                fct = rsp.getFacetFields();
                                out.write("<srw:facets>");

                                for (String str : facet.split(",")) {
                                    out.write("<srw:facet>");
                                    out.write("<srw:facetType>");
                                    out.write(str);
                                    out.write("</srw:facetType>");

                                    for (FacetField f : fct) {
                                        log.debug(f.getName());
                                        //if (f.getName().equals(str+"_str") || (f.getName().equals(str+"_date")) ) {
                                        List<FacetField.Count> facetEnties = f.getValues();
                                        for (FacetField.Count fcount : facetEnties) {
                                            out.write("<srw:facetValue>");
                                            out.write("<srw:valueString>");
                                            out.write(helpers.xmlEncode(fcount.getName()));
                                            out.write("</srw:valueString>");
                                            out.write("<srw:count>");
                                            out.write(Double.toString(fcount.getCount()));
                                            out.write("</srw:count>");
                                            out.write("</srw:facetValue>");
                                            //   }
                                        }

                                    }
                                    out.write("</srw:facet>");
                                }
                                out.write("</srw:facets>");
                                startRecord += 1;
                            } catch (Exception e) {
                            }

                            //log.fatal(e.toString()); }
                        }
                    } else {
                        out.write(diag);
                    }
                    out.write("</srw:records>"); // SearchRetrieve response footer
                    String footer = this.SRW_FOOTER.replaceAll("\\$query", helpers.xmlEncode(query));
                    footer = footer.replaceAll("\\$startRecord", (startRecord).toString());
                    footer = footer.replaceAll("\\$maximumRecords", maximumRecords.toString());
                    footer = footer.replaceAll("\\$recordSchema", recordSchema);
                    if (do_sugg) {
                        out.write(suggest.toString());
                    }
                    out.write(footer);
                } catch (MalformedURLException e) {
                    out.write(e.getMessage());
                } catch (IOException e) {
                    out.write("TO ERR is Human");
                }
            }
        }
    }
    out.close();
}

From source file:net.hydromatic.optiq.impl.solr.SolrSchema.java

License:Apache License

@Override
protected Map<String, Table> getTableMap() {
    final ImmutableMap.Builder<String, Table> builder = ImmutableMap.builder();

    server = new HttpSolrServer(host);

    final List<SolrFieldType> fieldTypes = new ArrayList<SolrFieldType>();
    SolrQuery query = new SolrQuery();
    query.setQuery("*:*");
    query.setFacetLimit(100000);
    query.setParam("rows", "10000");

    SolrDocumentList res = null;//from w  ww . j  a v a2 s  . c o  m
    try {
        res = server.query(query).getResults();
    } catch (SolrServerException e) {
        e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
    }
    assert res != null;

    final SolrTable table;

    table = new SolrTable(this, core, res, server);

    builder.put(core, table);

    return builder.build();
}

From source file:net.yacy.cora.federate.solr.connector.AbstractSolrConnector.java

License:Open Source License

/**
 * get facets of the index: a list of lists with values that are most common in a specific field
 * @param query a query which is performed to get the facets
 * @param fields the field names which are selected as facet
 * @param maxresults the maximum size of the resulting maps
 * @return a map with key = facet field name, value = an ordered map of field values for that field
 * @throws IOException//from  w w w.j  a  va  2  s .co  m
 */
@Override
public LinkedHashMap<String, ReversibleScoreMap<String>> getFacets(String query, int maxresults,
        final String... fields) throws IOException {
    // construct query
    assert fields.length > 0;
    final SolrQuery params = new SolrQuery();
    params.setQuery(query);
    params.setRows(0);
    params.setStart(0);
    params.setFacet(true);
    params.setFacetMinCount(1); // there are many 0-count facets in the uninverted index cache
    params.setFacetLimit(maxresults);
    params.setFacetSort(FacetParams.FACET_SORT_COUNT);
    params.setParam(FacetParams.FACET_METHOD, FacetParams.FACET_METHOD_fc /*FACET_METHOD_fcs*/);
    params.setFields(fields);
    params.clearSorts();
    params.setIncludeScore(false);
    for (String field : fields)
        params.addFacetField(field);

    // query the server
    QueryResponse rsp = getResponseByParams(params);
    LinkedHashMap<String, ReversibleScoreMap<String>> facets = new LinkedHashMap<String, ReversibleScoreMap<String>>(
            fields.length);
    for (String field : fields) {
        FacetField facet = rsp.getFacetField(field);
        ReversibleScoreMap<String> result = new ClusteredScoreMap<String>(UTF8.insensitiveUTF8Comparator);
        List<Count> values = facet.getValues();
        if (values == null)
            continue;
        for (Count ff : values)
            if (ff.getCount() > 0)
                result.set(ff.getName(), (int) ff.getCount());
        facets.put(field, result);
    }
    return facets;
}

From source file:net.yacy.search.query.QueryParams.java

License:Open Source License

private SolrQuery getBasicParams(boolean getFacets, List<String> fqs) {
    final SolrQuery params = new SolrQuery();
    params.setParam("defType", "edismax");
    params.setParam(DisMaxParams.QF, CollectionSchema.text_t.getSolrFieldName() + "^1.0");
    params.setStart(this.offset);
    params.setRows(this.itemsPerPage);
    params.setFacet(false);//from   w  ww. j  a va2 s .co m

    if (this.ranking.coeff_date == RankingProfile.COEFF_MAX) {
        // set a most-recent ordering
        params.setSort(new SortClause(CollectionSchema.last_modified.getSolrFieldName(), SolrQuery.ORDER.desc));
        //params.setSortField(CollectionSchema.last_modified.getSolrFieldName(), ORDER.desc); // deprecated in Solr 4.2
    }

    // add site facets
    fqs.addAll(getFacetsFilterQueries());
    if (fqs.size() > 0) {
        params.setFilterQueries(fqs.toArray(new String[fqs.size()]));
    }

    // set facet query attributes
    if (getFacets && this.facetfields.size() > 0) {
        params.setFacet(true);
        params.setFacetMinCount(1);
        params.setFacetLimit(FACETS_STANDARD_MAXCOUNT);
        params.setFacetSort(FacetParams.FACET_SORT_COUNT);
        params.setParam(FacetParams.FACET_METHOD, FacetParams.FACET_METHOD_fcs);
        for (String field : this.facetfields)
            params.addFacetField("{!ex=" + field + "}" + field); // params.addFacetField("{!ex=" + field + "}" + field);
        if (this.facetfields.contains(CollectionSchema.dates_in_content_dts.name())) {
            params.setParam("facet.range", CollectionSchema.dates_in_content_dts.name());
            @SuppressWarnings({ "static-access", "deprecation" })
            String start = TrieDateField
                    .formatExternal(new Date(System.currentTimeMillis() - 1000L * 60L * 60L * 24L * 3));
            @SuppressWarnings({ "static-access", "deprecation" })
            String end = TrieDateField
                    .formatExternal(new Date(System.currentTimeMillis() + 1000L * 60L * 60L * 24L * 3));
            params.setParam(
                    "f." + CollectionSchema.dates_in_content_dts.getSolrFieldName() + ".facet.range.start",
                    start);
            params.setParam(
                    "f." + CollectionSchema.dates_in_content_dts.getSolrFieldName() + ".facet.range.end", end);
            params.setParam(
                    "f." + CollectionSchema.dates_in_content_dts.getSolrFieldName() + ".facet.range.gap",
                    "+1DAY");
            params.setParam("f." + CollectionSchema.dates_in_content_dts.getSolrFieldName() + ".facet.sort",
                    "index");
            params.setParam("f." + CollectionSchema.dates_in_content_dts.getSolrFieldName() + ".facet.limit",
                    Integer.toString(FACETS_DATE_MAXCOUNT)); // the year constraint should cause that limitation already
        }
        //for (String k: params.getParameterNames()) {ArrayList<String> al = new ArrayList<>(); for (String s: params.getParams(k)) al.add(s); System.out.println("Parameter: " + k + "=" + al.toString());}
        //http://localhost:8090/solr/collection1/select?q=*:*&rows=0&facet=true&facet.field=dates_in_content_dts&f.dates_in_content_dts.facet.limit=730&f.dates_in_content_dts.facet.sort=index
    } else {
        params.setFacet(false);
    }
    params.setFields("*", "score"); // we need the score for post-ranking
    return params;
}

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

License:Open Source License

/**
 * Retrieves a simple count using the supplied query 
 * //from   w  w  w  .  j  a va 2  s. c  o  m
 * @param query
 * @return
 * @throws SolrServerException
 */
private int doCountQuery(String query) throws Exception {

    logger.info("Count query:  " + query);

    //do a query to retrieve a count
    SolrQuery solrQuery = new SolrQuery();
    solrQuery.setQueryType("standard");
    solrQuery.setFacet(false);
    solrQuery.setFacetMinCount(0);
    solrQuery.setFacetLimit(10000);
    solrQuery.setRows(0);
    solrQuery.setStart(0);
    solrQuery.setQuery(query);

    QueryResponse qr = solrUtils.getSolrServer().query(solrQuery); // can throw exception
    SolrDocumentList sdl = qr.getResults();
    return (int) sdl.getNumFound();
}

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  va  2  s  . com
 */
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.ala.dao.FulltextSearchDaoImplSolr.java

License:Open Source License

public Collection getRankingFacetByUserIdAndGuid(String userId, String guid) throws Exception {
    String key = null;/*from   w  w  w .j av a2s  . c  o m*/
    String sortField = null;
    try {
        String[] fq = new String[] {};
        SolrQuery solrQuery = new SolrQuery();
        solrQuery.setQueryType("standard");
        solrQuery.setRows(0);
        solrQuery.setFacet(true);
        solrQuery.setFacetMinCount(1);
        solrQuery.setFacetLimit(-1); // unlimited = -1

        if (guid == null || guid.length() < 1 || "*".equals(guid)) {
            key = "*";
            solrQuery.addFacetField("guid");
            sortField = "guid";
        } else {
            key = ClientUtils.escapeQueryChars(guid);
            sortField = "superColumnName";
        }
        solrQuery.addFacetField("superColumnName");
        solrQuery.setQuery("idxtype:" + IndexedTypes.RANKING + " AND userId:" + userId + " AND guid:" + key);

        SearchResultsDTO qr = doSolrQuery(solrQuery, fq, 100, 0, sortField, "asc");
        if (qr == null || qr.getFacetResults() == null) {
            return new ArrayList();
        }
        return qr.getFacetResults();
    } catch (SolrServerException ex) {
        logger.error("Problem communicating with SOLR server. " + ex.getMessage(), ex);
        return new ArrayList();
    }
}

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

License:Open Source License

public Collection getUserIdFacetByGuid(String guid) throws Exception {
    String key = null;// w  w w.ja v  a 2  s  .c  om

    try {
        String[] fq = new String[] {};
        SolrQuery solrQuery = new SolrQuery();
        solrQuery.setQueryType("standard");
        solrQuery.setRows(0);
        solrQuery.setFacet(true);
        solrQuery.setFacetMinCount(1);
        solrQuery.setFacetLimit(-1); // unlimited = -1

        if (guid == null || guid.length() < 1 || "*".equals(guid)) {
            logger.info("Invalid guid: " + guid);
            return new ArrayList();
        } else {
            key = ClientUtils.escapeQueryChars(guid);
        }
        solrQuery.addFacetField("userId");
        solrQuery.setQuery("idxtype:" + IndexedTypes.RANKING + " AND guid:" + key);

        SearchResultsDTO qr = doSolrQuery(solrQuery, fq, 100, 0, "userId", "asc");
        if (qr == null || qr.getFacetResults() == null) {
            return new ArrayList();
        }
        return qr.getFacetResults();
    } catch (SolrServerException ex) {
        logger.error("Problem communicating with SOLR server. " + ex.getMessage(), ex);
        return new ArrayList();
    }
}

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

License:Apache License

private Years loadArticleDates(String journalKey) {
    Years dates = new Years();

    SolrQuery query = createCommonQuery(journalKey);

    query.setFacet(true);//  www  .  ja v a  2s .  com
    query.addFacetField("publication_date");
    query.setFacetLimit(-1);
    query.setFacetMinCount(1);

    query.setRows(0);

    try {
        QueryResponse response = this.serverFactory.getServer().query(query);
        FacetField ff = response.getFacetField("publication_date");
        List<FacetField.Count> counts = ff.getValues();
        for (FacetField.Count count : counts) {
            String publicationDate = count.getName();
            Integer y = getYear(publicationDate);
            Integer m = getMonth(publicationDate);
            Integer d = getDay(publicationDate);
            dates.getMonths(y).getDays(m).add(d);
        }
    } catch (SolrServerException e) {
        log.error("Unable to execute a query on the Solr Server.", e);
    }

    return dates;
}

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

License:Apache License

/**
 * Get a list of article counts for each category
 *
 * @param journalKey the current journal
 *
 * @return category info//from  ww w  . j a va2 s  .  c  o  m
 */
private SortedMap<String, Long> getSubjectsForJournalViaSolr(String journalKey) {

    SortedMap<String, Long> categories = new TreeMap<String, Long>();

    SolrQuery query = createCommonQuery(journalKey);

    query.setFacet(true);
    query.addFacetField("subject_level_1");
    query.setFacetLimit(-1);
    query.setFacetMinCount(1);

    query.setRows(0);

    try {
        QueryResponse response = this.serverFactory.getServer().query(query);
        FacetField ff = response.getFacetField("subject_level_1");
        List<FacetField.Count> counts = ff.getValues();
        if (counts != null) {
            for (FacetField.Count count : counts) {
                categories.put(count.getName(), count.getCount());
            }
        }
    } catch (SolrServerException e) {
        log.error("Unable to execute a query on the Solr Server.", e);
    }

    return categories;
}