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

Introduction

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

Prototype

public SolrQuery() 

Source Link

Usage

From source file:com.mycompany.solr_web_application.Simple_Query_Solr.java

public static void main(String[] args) {
    try {/*ww  w. j  a  va2s . co  m*/
        String url = null;
        HttpSolrServer server = null;
        url = "http://localhost:8983/solr/wiki";
        server = new HttpSolrServer(url);
        server.setMaxRetries(1);
        server.setConnectionTimeout(20000);
        server.setParser(new XMLResponseParser());
        server.setSoTimeout(10000);
        server.setDefaultMaxConnectionsPerHost(100);
        server.setMaxTotalConnections(100);
        server.setFollowRedirects(false);
        server.setAllowCompression(true);

        SolrQuery query = new SolrQuery();
        query.setQuery("india");
        query.setQuery("india");
        query.setFields(new String[] { "id", "name", "contents" });
        query.setHighlight(true); //set other params as needed
        query.setParam("hl.fl", "name,contents");
        query.setParam("hl.simple.pre", "<em>");
        query.setParam("hl.simple.post", "</em>");
        query.setParam("hl.fragsize", "100");

        QueryResponse queryResponse = server.query(query);
        //System.out.println(queryResponse);
        //response = server.query(solrQuery);
        Iterator<SolrDocument> iter = queryResponse.getResults().iterator();

        while (iter.hasNext()) {
            SolrDocument resultDoc = iter.next();
            String id = (String) resultDoc.getFieldValue("id");
            //System.out.println(id);
            //String id = (String) resultDoc.getFieldValue("id"); //id is the uniqueKey field

            if (queryResponse.getHighlighting().get(id) != null) {
                List<String> highlightSnippets = queryResponse.getHighlighting().get(id).get("name");
                List<String> highlightSnippets1 = queryResponse.getHighlighting().get(id).get("contents");
                // System.out.println("name "+highlightSnippets);
                //  System.out.println("content "+highlightSnippets1);
            }
        }
        //String jsonString = JSONUtil.toJSON(queryResponse);
        //ResponseWrapper data = new Gson().fromJson(jsonString, ResponseWrapper.class);
        System.out.println("Highlighting data " + queryResponse.getHighlighting());

    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:com.mycompany.solr_web_application.Wildcard.java

public static void main(String[] args) {
    try {/*from w  w  w .j  a  va2  s.  c  om*/
        String url = null;
        HttpSolrServer server = null;
        url = "http://localhost:8983/solr/wiki";
        server = new HttpSolrServer(url);
        server.setMaxRetries(1);
        server.setConnectionTimeout(20000);
        server.setParser(new XMLResponseParser());
        server.setSoTimeout(10000);
        server.setDefaultMaxConnectionsPerHost(100);
        server.setMaxTotalConnections(100);
        server.setFollowRedirects(false);
        server.setAllowCompression(true);

        SolrQuery query = new SolrQuery();
        query.setQuery("indi*");
        query.setRequestHandler("/wildcard");
        query.setFields(new String[] { "id", "name", "contents" });
        query.setHighlight(true); //set other params as needed

        QueryResponse queryResponse = server.query(query);
        System.out.println(queryResponse);
        //response = server.query(solrQuery);

    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:com.ngdata.hbaseindexer.mr.TestUtils.java

License:Apache License

public static void validateSolrServerDocumentCount(File solrHomeDir, FileSystem fs, Path outDir,
        int expectedDocs, int expectedShards) throws IOException, SolrServerException {

    long actualDocs = 0;
    int actualShards = 0;
    for (FileStatus dir : fs.listStatus(outDir)) { // for each shard
        if (dir.getPath().getName().startsWith("part") && dir.isDirectory()) {
            actualShards++;/*  w w  w.j a  v a  2s  .co m*/
            EmbeddedSolrServer solr = createEmbeddedSolrServer(solrHomeDir, fs, dir.getPath());

            try {
                SolrQuery query = new SolrQuery();
                query.setQuery("*:*");
                QueryResponse resp = solr.query(query);
                long numDocs = resp.getResults().getNumFound();
                actualDocs += numDocs;
            } finally {
                solr.close();
            }
        }
    }
    assertEquals(expectedShards, actualShards);
    assertEquals(expectedDocs, actualDocs);
}

---

From source file:com.odoko.solrcli.actions.CrawlPostAction.java

License:Apache License

  @Override
public void go() {
  SolrServer server = new HttpSolrServer("http://localhost:8983/solr");

  try {/*from  www.  j av  a2  s.  com*/
    SolrQuery query = new SolrQuery();
    query.setQuery(querystring);
    query.setFields(StringUtils.join(fieldlist, ","));
    for (String name : params.keySet()) {
      query.add(name, params.get(name));
    }
    QueryResponse response = server.query(query);
    if (!omitHeader) {
      printHeader(query, response);
    }
    query.add("fl", "id");
      for (SolrDocument doc : response.getResults()) {
        List<String>values = new ArrayList<String>();
        for (String fieldname : parseFieldList(query.get("fl"))) {
          values.add(toString(doc.getFieldValue(fieldname)));
        }
          System.out.println(StringUtils.join(values, "\t"));
      }
  } catch (SolrServerException e) {
    throw new RuntimeException(e);
  }
}

---

From source file:com.plugtree.solrmeter.model.service.impl.QueryServiceSolrJImpl.java

License:Apache License

protected SolrQuery createQuery(String q, String fq, String qt, boolean highlight, String facetFields,
        String sort, String sortOrder, Integer rows, Integer start, String otherParams) throws QueryException {
    SolrQuery query = new SolrQuery();
    if (q != null) {
        query.setQuery(q);//from ww w  .j  av a 2s  .  c om
    }
    if (fq != null) {
        List<String> filterQueries = this.getFilterQueries(fq);
        for (String filterQuery : filterQueries) {
            query.addFilterQuery(filterQuery);
        }
    }
    if (qt != null) {
        query.setQueryType(qt);
    }
    query.setHighlight(highlight);
    if (facetFields == null || "".equals(facetFields)) {
        query.setFacet(false);
    } else {
        query.setFacet(true);
        List<String> facets = this.getFacets(facetFields);
        for (String facet : facets) {
            query.addFacetField(facet);
        }
    }
    if (sort != null && !"".equals(sort)) {
        query.setSortField(sort, ORDER.valueOf(sortOrder));
    }
    if (rows != null && rows < 0) {
        throw new QueryException("Rows can't be less than 0");
    } else if (rows != null) {
        query.setRows(rows);
    }
    if (start != null && start < 0) {
        throw new QueryException("Rows can't be less than 0");
    } else if (start != null) {
        query.setStart(start);
    }

    if (otherParams != null) {
        List<String> params = this.getOtherParams(otherParams);
        for (String param : params) {
            query.add(getParamName(param), getParamValue(param));
        }
    }
    return query;
}

---

From source file:com.riemersebastian.solrduplicate.SolrDuplicateTest.java

private void executeQueryAndShowResults() {
    LOGGER.info("List all documents with id = 'parent_1' ");
    try {/*  ww w .j a va  2 s  .c  om*/
        SolrQuery query = new SolrQuery();
        query.add("q", "*:*");
        query.add("fq", "id:parent_1");
        QueryResponse response = solrClient.query(query);
        SolrDocumentList results = response.getResults();
        for (SolrDocument doc : results) {
            LOGGER.info("Found document with id = '" + doc.get("id") + "'");
        }
        LOGGER.info("Found a total of " + results.getNumFound() + " documents having id='parent_1'.");
    } catch (SolrServerException | IOException ex) {
        LOGGER.log(Level.SEVERE, "Exception while querying index!", ex);
    }
}

---

From source file:com.seajas.search.attender.service.search.SolrSearchService.java

License:Open Source License

/**
 * {@inheritDoc}/* w  ww  .j  av  a  2  s . co m*/
 */
@Override
public List<SearchResult> performSearch(final String query, final Date startDate, final Date endDate,
        final Map<String, String> parameters, final Integer maxResults, final String taxonomyLanguage) {
    List<SearchResult> results = new ArrayList<SearchResult>(maxResults);

    SolrQuery solrQuery = new SolrQuery();
    SimpleDateFormat dateFormatter = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");

    // Combine the shards into a Solr-acceptable list

    String shardList = "";

    for (String shard : shards)
        shardList += (shardList.length() > 0 ? "," : "") + shard;

    solrQuery.setQuery(query);
    solrQuery.setRows(maxResults);
    solrQuery.setParam("shards", shardList);
    solrQuery.addFilterQuery("dcterms_created:[" + dateFormatter.format(startDate) + " TO "
            + dateFormatter.format(endDate) + "]");

    // Construct a field list for highlighting

    String[] fieldList = new String[(searchLanguages.size() * 2) + 2];

    fieldList[0] = "content";
    fieldList[1] = "title";

    for (int i = 2, j = 0; i < fieldList.length; i += 2, j++) {
        fieldList[i] = "content-" + searchLanguages.get(j);
        fieldList[i + 1] = "title-" + searchLanguages.get(j);
    }

    // Enable highlighting for the content (and leaving the title for now)

    solrQuery.setHighlight(true);
    solrQuery.setHighlightSnippets(2);
    solrQuery.setParam("hl.fl", fieldList);

    solrQuery.setParam("f.title.hl.fragsize", "0");
    solrQuery.setParam("f.content.hl.fragsize", "100");

    for (String language : searchLanguages) {
        solrQuery.setParam("f.title-" + language + ".hl.fragsize", "0");
        solrQuery.setParam("f.content-" + language + ".hl.fragsize", "100");
    }

    for (Entry<String, String> parameter : parameters.entrySet()) {
        if (parameter.getKey().equalsIgnoreCase("dcterms_coverage")
                || parameter.getKey().equalsIgnoreCase("dcterms_format"))
            solrQuery.addFilterQuery(parameter.getKey() + ":(" + parameter.getValue() + ")");
        else if (parameter.getKey().equalsIgnoreCase("dcterms_type"))
            solrQuery.addFilterQuery("-" + parameter.getKey() + ":(" + parameter.getValue() + ")");
        else
            solrQuery.addFilterQuery(parameter.getKey() + ":\"" + parameter.getValue() + "\"");
    }

    try {
        QueryResponse response = solrServer.query(solrQuery);
        Iterator<SolrDocument> iterator = response.getResults().iterator();

        for (int i = 0; i < maxResults && iterator.hasNext(); i++) {
            SolrDocument document = iterator.next();

            // Retrieve the (potentially) highlighted summary

            String id = (String) document.getFieldValue("id");
            String language = (String) document.getFieldValue("dcterms_language");
            String author = (String) document.getFieldValue("author");
            String sourceId = null;

            // Simply take the last source ID

            if (document.getFieldValues("dcterms_coverage") != null
                    && document.getFieldValues("dcterms_coverage").size() > 0)
                for (Object coverageId : document.getFieldValues("dcterms_coverage"))
                    sourceId = coverageId.toString();

            String contentField = StringUtils.hasText(language) ? "content-" + language : "content";
            String titleField = StringUtils.hasText(language) ? "title-" + language : "title";

            String summary = (String) document.getFieldValue(contentField);

            if (summary.length() > 300)
                summary = summary.substring(0, 300) + " &hellip;";

            if (response.getHighlighting().get(id) != null) {
                List<String> highlightSnippets = response.getHighlighting().get(id).get(contentField);

                if (highlightSnippets != null && highlightSnippets.size() > 0) {
                    String fragmentPrefixOne = highlightSnippets.get(0).length() > 99 ? " .. " : "";

                    summary = fragmentPrefixOne + highlightSnippets.get(0) + fragmentPrefixOne;

                    if (highlightSnippets.size() > 1) {
                        String fragmentSuffixTwo = highlightSnippets.get(1).length() > 99 ? " .. " : "";

                        summary += highlightSnippets.get(1) + fragmentSuffixTwo;
                    }
                }
            }

            results.add(new SearchResult((String) document.get("url"), (String) document.get(titleField),
                    author, sourceId, summary, (Date) document.get("dcterms_created"),
                    (String) document.get("dcterms_alternative")));
        }
    } catch (SolrServerException e) {
        logger.error("Could not retrieve Solr results for query '" + query + "'", e);
    }

    // Now collect and update the source IDs to their actual sources

    return adjustSourceIds(results, taxonomyLanguage);
}

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From source file:com.sindicetech.siren.demo.ncpr.NCPRQuery.java

License:Open Source License

/**
 * A query that shows how to use a custom datatype (uri)
 *//*from w ww .j a v  a  2  s . c o m*/
private SolrQuery getWebsiteQuery() throws QueryNodeException {
    ConciseQueryBuilder b = new ConciseQueryBuilder();
    String q = b.newTwig("DeviceOwner").with(b.newNode("uri(www.sourcelondon.net)").setAttribute("Website"))
            .toString();
    final SolrQuery query = new SolrQuery();
    query.setQuery(q);
    return query;
}

---

From source file:com.sindicetech.siren.demo.ncpr.NCPRQuery.java

License:Open Source License

/**
 * A query that shows how to use range query on geo-location data (double)
 *//*from   ww  w.  j a v a  2s  . co  m*/
private SolrQuery getGeoQuery() throws QueryNodeException {
    ConciseQueryBuilder b = new ConciseQueryBuilder();
    String q = b.newTwig("ChargeDeviceLocation")
            .with(b.newNode("xsd:double([52 TO 53])").setAttribute("Latitude"))
            .with(b.newNode("xsd:double([-2 TO 2])").setAttribute("Longitude")).toString();
    final SolrQuery query = new SolrQuery();
    query.setQuery(q);
    return query;
}

---

From source file:com.sindicetech.siren.demo.ncpr.NCPRQuery.java

License:Open Source License

/**
 * A query that shows how to use range query on long numeric value
 *///from   w ww  . j a  va 2 s  .co m
private SolrQuery getOutputCurrentQuery() throws QueryNodeException {
    ConciseQueryBuilder b = new ConciseQueryBuilder();
    TwigQuery twig1 = b.newTwig("ChargeDeviceLocation")
            .with(b.newNode("xsd:double([52 TO 53])").setAttribute("Latitude"))
            .with(b.newNode("xsd:double([-2 TO 2])").setAttribute("Longitude"));
    TwigQuery twig2 = b.newTwig("Connector")
            .with(b.newNode("xsd:long([32 TO *])").setAttribute("RatedOutputCurrent"));
    String q = b.newBoolean().with(twig1).with(twig2).toString();

    final SolrQuery query = new SolrQuery();
    query.setQuery(q);
    return query;
}

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