Examples of org.apache.solr.client.solrj.SolrServer.query()

Class org.apache.solr.client.solrj.SolrServer

Examples of org.apache.solr.client.solrj.SolrServer.query()

org.apache.solr.client.solrj.SolrServer.query()
Performs a query to the Solr server @param params an object holding all key/value parameters to send along the request @throws SolrServerException

                                             List<String> falseNegativeExamples) throws ClassifierException {
        SolrServer solrServer = getActiveSolrServer();
        try {
            SolrQuery query = new SolrQuery(entryTypeField + ":" + METADATA_ENTRY + " AND " + conceptUriField
                                            + ":" + ClientUtils.escapeQueryChars(conceptId));
            for (SolrDocument result : solrServer.query(query).getResults()) {
                // there should be only one (or none: tolerated)
                // fetch any old values to update (all metadata fields are assumed to be stored)s
                Map<String,Collection<Object>> fieldValues = new HashMap<String,Collection<Object>>();
                for (String fieldName : result.getFieldNames()) {
                    fieldValues.put(fieldName, result.getFieldValues(fieldName));

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        SolrServer solrServer = getActiveSolrServer();
        SolrQuery query = new SolrQuery(entryTypeField + ":" + METADATA_ENTRY + " AND " + conceptUriField
                                        + ":" + ClientUtils.escapeQueryChars(conceptId));
        try {
            SolrDocumentList results = solrServer.query(query).getResults();
            if (results.isEmpty()) {
                throw new ClassifierException(String.format("'%s' is not a registered topic", conceptId));
            }
            SolrDocument metadata = results.get(0);
            Float precision = computeMeanValue(metadata, precisionField);

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                // fetch metadata
                String q = entryTypeField + ":" + METADATA_ENTRY + " AND " + conceptUriField + ":" + ClientUtils.escapeQueryChars(conceptUri);
                SolrQuery metadataQuery = new SolrQuery(q);
                metadataQuery.setFields(conceptUriField, broaderField, primaryTopicUriField);
                SolrDocument metadata = solrServer.query(metadataQuery).getResults().get(0);
                String primaryTopicUri = (String) metadata.getFirstValue(primaryTopicUriField);
                suggestedTopics.add(new TopicSuggestion(conceptUri, primaryTopicUri, metadata
                        .getFieldValues(broaderField), score));
            }
        } catch (SolrServerException e) {

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        SolrQuery query = new SolrQuery(entryTypeField + ":" + METADATA_ENTRY);
        query.addFilterQuery(broaderField + ":" + ClientUtils.escapeQueryChars(broadTopicId));
        query.addField(conceptUriField);
        query.addSortField(conceptUriField, SolrQuery.ORDER.asc);
        try {
            for (SolrDocument result : solrServer.query(query).getResults()) {
                narrowerConcepts.add(result.getFirstValue(conceptUriField).toString());
            }
        } catch (SolrServerException e) {
            String msg = String.format("Error while fetching narrower topics of '%s' on Solr Core '%s'.",
                broadTopicId, solrCoreId);

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        }
        SolrServer solrServer = getActiveSolrServer();
        SolrQuery query = new SolrQuery(conceptUriField + ":" + ClientUtils.escapeQueryChars(id));
        query.addField(broaderField);
        try {
            for (SolrDocument result : solrServer.query(query).getResults()) {
                // there should be only one results
                Collection<Object> broaderFieldValues = result.getFieldValues(broaderField);
                if (broaderFieldValues == null) {
                    continue;
                }

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        } else {
            // find any topic
            query.setQuery(entryTypeField + ":" + METADATA_ENTRY);
        }
        try {
            QueryResponse response = solrServer.query(query);
            if (response.getResults().size() >= MAX_ROOTS) {
                log.warn(String.format("TopicClassifier '%s' has more than %d registered topic roots."
                                       + " Some roots might be ignored.", engineId, MAX_ROOTS));
            }
            for (SolrDocument result : response.getResults()) {

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            UpdateRequest request = new UpdateRequest();
            for (String conceptId : conceptIds) {
                SolrQuery query = new SolrQuery(entryTypeField + ":" + METADATA_ENTRY + " AND "
                                                + conceptUriField + ":"
                                                + ClientUtils.escapeQueryChars(conceptId));
                for (SolrDocument result : solrServer.query(query).getResults()) {
                    // there should be only one (or none: tolerated)
                    SolrInputDocument newEntry = new SolrInputDocument();
                    for (String fieldName : result.getFieldNames()) {
                        if (!invalidatedFields.contains(fieldName)) {
                            newEntry.setField(fieldName, result.getFieldValues(fieldName));

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                if (offset != null) {
                    q += " AND " + conceptUriField + ":[" + ClientUtils.escapeQueryChars(offset.toString())
                         + " TO *]";
                }
                query.setQuery(q);
                QueryResponse response = solrServer.query(query);
                int count = 0;
                List<SolrDocument> batchDocuments = new ArrayList<SolrDocument>();
                for (SolrDocument result : response.getResults()) {
                    String conceptId = result.getFirstValue(conceptUriField).toString();
                    if (count == batchSize) {

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