Example usage for org.apache.solr.client.solrj.response FacetField getLimitingFields

List of usage examples for org.apache.solr.client.solrj.response FacetField getLimitingFields

Introduction

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

Prototype

public FacetField getLimitingFields(long max) 

Source Link

Usage

From source file:org.apache.jackrabbit.core.query.lucene.FacetHandler.java

License:Open Source License

private void extractFacetInfo(NamedList<Object> info, SolrParams solrParams) {
    // Parse the queries
    _facetQuery = new LinkedHashMap<String, Long>();
    NamedList<Long> fq = (NamedList<Long>) info.get("facet_queries");
    if (fq != null) {
        for (Map.Entry<String, Long> entry : fq) {
            _facetQuery.put(entry.getKey(), entry.getValue());
        }/*from w w w  . j  av  a2  s .c  o  m*/
    }

    // Parse the facet info into fields
    // TODO?? The list could be <int> or <long>? If always <long> then we can switch to <Long>
    NamedList<NamedList<Number>> ff = (NamedList<NamedList<Number>>) info.get("facet_fields");
    Map<String, FieldType> fieldTypeMap = new HashMap<>();
    if (ff != null) {
        _facetFields = new ArrayList<FacetField>(ff.size());
        _limitingFacets = new ArrayList<FacetField>(ff.size());
        long minsize = totalSize;
        for (Map.Entry<String, NamedList<Number>> facet : ff) {
            String key = StringUtils.substringBeforeLast(facet.getKey(),
                    SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR);
            String fieldInIndex = StringUtils.substringAfterLast(facet.getKey(),
                    SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR);
            FacetField f = new FacetField(key);
            if (!fieldTypeMap.containsKey(key)) {
                try {
                    //Find a key like f.field_name#unknownumber.facet.nodetype
                    Pattern facetNodetype = Pattern.compile("f\\." + key + "#[0-9]+\\.facet\\.nodetype");
                    String nodetypeName = null;
                    Iterator<String> parameterNamesIterator = solrParams.getParameterNamesIterator();
                    while (parameterNamesIterator.hasNext()) {
                        String next = parameterNamesIterator.next();
                        if (facetNodetype.matcher(next).matches()) {
                            nodetypeName = solrParams.get(next);
                            break;
                        }
                    }
                    ExtendedPropertyDefinition epd = NodeTypeRegistry.getInstance().getNodeType(nodetypeName)
                            .getPropertyDefinition(key);
                    fieldTypeMap.put(key, getType(epd));
                } catch (NoSuchNodeTypeException e) {
                    log.error(e.getMessage(), e);
                }
            }
            for (Map.Entry<String, Number> entry : facet.getValue()) {
                String facetValue = entry.getKey();
                String query = fieldTypeMap.get(key).toInternal(entry.getKey());
                Matcher matcher = valueWithQuery.matcher(facetValue);
                if (matcher.matches()) {
                    query = matcher.group(2);
                    facetValue = matcher.replaceFirst("$1");
                }
                f.add(facetValue, entry.getValue().longValue());
                f.getValues().get(f.getValueCount() - 1).setFilterQuery(
                        ClientUtils.escapeQueryChars(fieldInIndex) + ":" + ClientUtils.escapeQueryChars(query));
            }

            _facetFields.add(f);
            FacetField nl = f.getLimitingFields(minsize);
            if (nl.getValueCount() > 0) {
                _limitingFacets.add(nl);
            }
        }
    }

    // Parse date facets
    NamedList<NamedList<Object>> df = (NamedList<NamedList<Object>>) info.get("facet_dates");
    if (df != null) {
        // System.out.println(df);
        _facetDates = new ArrayList<FacetField>(df.size());
        for (Map.Entry<String, NamedList<Object>> facet : df) {
            // System.out.println("Key: " + facet.getKey() + " Value: " + facet.getValue());
            NamedList<Object> values = facet.getValue();
            String gap = (String) values.get("gap");
            Date end = (Date) values.get("end");
            FacetField f = new FacetField(StringUtils.substringBeforeLast(facet.getKey(),
                    SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR), gap, end);

            for (Map.Entry<String, Object> entry : values) {
                try {
                    String key = StringUtils.substringBeforeLast(entry.getKey(),
                            SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR);
                    String query = StringUtils.substringAfterLast(entry.getKey(),
                            SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR);
                    f.add(key, Long.parseLong(entry.getValue().toString()));
                    if (!StringUtils.isEmpty(query)) {
                        String rangePrefix = null;
                        if (query.contains(RANGEFROM_EXCLUSIVE_PREFIX)) {
                            rangePrefix = RANGEFROM_EXCLUSIVE_PREFIX;
                        } else if (query.contains(RANGEFROM_INCLUSIVE_PREFIX)) {
                            rangePrefix = RANGEFROM_INCLUSIVE_PREFIX;
                        }
                        if (!StringUtils.isEmpty(rangePrefix)) {
                            f.getValues().get(f.getValueCount() - 1)
                                    .setFilterQuery(ClientUtils
                                            .escapeQueryChars(StringUtils.substringBefore(query, rangePrefix))
                                            + rangePrefix + StringUtils.substringAfter(query, rangePrefix));
                        }
                    }
                } catch (NumberFormatException e) {
                    // Ignore for non-number responses which are already handled above
                }
            }

            _facetDates.add(f);
        }
    }

    // Parse range facets
    NamedList<NamedList<Object>> rf = (NamedList<NamedList<Object>>) info.get("facet_ranges");
    if (rf != null) {
        // System.out.println(df);
        _facetRanges = new ArrayList<RangeFacet>(rf.size());
        for (Map.Entry<String, NamedList<Object>> facet : rf) {
            NamedList<Object> values = facet.getValue();
            Object rawGap = values.get("gap");

            RangeFacet rangeFacet;
            if (rawGap instanceof Number) {
                Number gap = (Number) rawGap;
                Number start = (Number) values.get("start");
                Number end = (Number) values.get("end");

                Number before = (Number) values.get("before");
                Number after = (Number) values.get("after");

                rangeFacet = new RangeFacet.Numeric(StringUtils.substringBeforeLast(facet.getKey(),
                        SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR), start, end, gap, before, after);
            } else {
                String gap = (String) rawGap;
                Date start = (Date) values.get("start");
                Date end = (Date) values.get("end");

                Number before = (Number) values.get("before");
                Number after = (Number) values.get("after");

                rangeFacet = new RangeFacet.Date(StringUtils.substringBeforeLast(facet.getKey(),
                        SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR), start, end, gap, before, after);
            }

            NamedList<Integer> counts = (NamedList<Integer>) values.get("counts");
            for (Map.Entry<String, Integer> entry : counts) {
                try {
                    String key = StringUtils.substringBeforeLast(entry.getKey(),
                            SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR);
                    String query = StringUtils.substringAfterLast(entry.getKey(),
                            SimpleJahiaJcrFacets.PROPNAME_INDEX_SEPARATOR);

                    rangeFacet.addCount(key, entry.getValue());

                    if (!StringUtils.isEmpty(query)) {
                        String rangePrefix = null;
                        if (query.contains(RANGEFROM_EXCLUSIVE_PREFIX)) {
                            rangePrefix = RANGEFROM_EXCLUSIVE_PREFIX;
                        } else if (query.contains(RANGEFROM_INCLUSIVE_PREFIX)) {
                            rangePrefix = RANGEFROM_INCLUSIVE_PREFIX;
                        }
                        if (!StringUtils.isEmpty(rangePrefix)) {
                            ((RangeFacet.Count) rangeFacet.getCounts().get(rangeFacet.getCounts().size() - 1))
                                    .setFilterQuery(ClientUtils
                                            .escapeQueryChars(StringUtils.substringBefore(query, rangePrefix))
                                            + rangePrefix + StringUtils.substringAfter(query, rangePrefix));
                        }
                    }
                } catch (NumberFormatException e) {
                    // Ignore for non-number responses which are already handled above
                }
            }

            _facetRanges.add(rangeFacet);
        }
    }
}