Example usage for org.apache.solr.common.params TermsParams TERMS_LOWER

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In this page you can find the example usage for org.apache.solr.common.params TermsParams TERMS_LOWER.

Prototype

String TERMS_LOWER

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Usage

From source file:com.doculibre.constellio.services.AutocompleteServicesImpl.java

License:Open Source License

@SuppressWarnings("unchecked")
static private NamedList<Object> suggest(String q, String fieldName, SolrServer server, Boolean isStringField) {
    NamedList<Object> returnList = new NamedList<Object>();

    // escape special characters
    SolrQuery query = new SolrQuery();

    /*/*from w  w  w  . j a v  a2  s .  c o m*/
     * // * Set terms.lower to the input term
     * query.setParam(TermsParams.TERMS_LOWER, q); // * Set terms.prefix to
     * the input term query.setParam(TermsParams.TERMS_PREFIX, q); // * Set
     * terms.lower.incl to false
     * query.setParam(TermsParams.TERMS_LOWER_INCLUSIVE, "false"); // * Set
     * terms.fl to the name of the source field
     * query.setParam(TermsParams.TERMS_FIELD, fieldName);
     */

    query.setParam(TermsParams.TERMS_FIELD, fieldName);// query.addTermsField("spell");
    query.setParam(TermsParams.TERMS_LIMIT, TERMS_LIMIT);// query.setTermsLimit(MAX_TERMS);
    query.setParam(TermsParams.TERMS, "true");// query.setTerms(true);
    query.setParam(TermsParams.TERMS_LOWER, q);// query.setTermsLower(q);
    query.setParam(TermsParams.TERMS_PREFIX, q);// query.setTermsPrefix(q);
    query.setParam(TermsParams.TERMS_MINCOUNT, TERMS_MINCOUNT);

    query.setRequestHandler(SolrServices.AUTOCOMPLETE_QUERY_NAME);

    try {
        QueryResponse qr = server.query(query);
        NamedList<Object> values = qr.getResponse();
        NamedList<Object> terms = (NamedList<Object>) values.get("terms");// TermsResponse
        // resp
        // =
        // qr.getTermsResponse();
        NamedList<Object> suggestions = (NamedList<Object>) terms.get(fieldName);// items
        // =
        // resp.getTerms("spell");
        if (!isStringField) {
            q = AnalyzerUtils.analyzePhrase(q, false);
        }

        for (int i = 0; i < suggestions.size(); i++) {
            String currentSuggestion = suggestions.getName(i);
            // System.out.println(currentSuggestion);
            if (isStringField) {
                if (currentSuggestion.contains(q)) {
                    // String suffix =
                    // StringUtils.substringAfter(currentSuggestion, q);
                    // if (suffix.isEmpty() &&
                    // !currentSuggestion.equals(q)){
                    // //q n est pas dans currentSuggestion
                    // break;
                    // }
                    if (currentSuggestion.contains(SPECIAL_CHAR)) {
                        // le resultat de recherche retourne des fois une
                        // partie de la valeur existant
                        // dans le champ!
                        currentSuggestion = StringUtils.substringAfter(currentSuggestion, SPECIAL_CHAR);
                    }
                    returnList.add(currentSuggestion, suggestions.getVal(i));
                }
            } else {
                currentSuggestion = AnalyzerUtils.analyzePhrase(currentSuggestion, false);
                if (currentSuggestion.contains(q)) {
                    returnList.add(currentSuggestion, suggestions.getVal(i));
                }
            }
        }

    } catch (SolrServerException e) {
        throw new RuntimeException(e);
    }
    return returnList;
}

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