Java QueryResponse.getFacetField方法代碼示例

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
/**
 * Creates a list with all available values for the given field (minus any blacklisted values).
 * 
 * @return
 * @throws SolrServerException
 * @should return all values
 */
public List<String> getSets(String field) throws SolrServerException {
    List<String> ret = new ArrayList<>();

    SolrQuery query = new SolrQuery();
    query.setQuery(field + ":* " + DataManager.getInstance().getConfiguration().getCollectionBlacklistFilterSuffix());
    query.setStart(0);
    query.setRows(0);
    query.addFacetField(field);
    logger.trace("Set query: {}", query.getQuery());
    QueryResponse resp = server.query(query);

    FacetField facetField = resp.getFacetField(field);
    if (facetField != null) {
        for (Count count : facetField.getValues()) {
            if (count.getCount() == 0) {
                continue;
            }
            ret.add(count.getName());
        }
    }

    Collections.sort(ret);
    logger.trace("{} terms found for {}", ret.size(), field);
    return ret;
}
 

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
private List<VloReport.CollectionCount> obtainCollectionCounts(SolrServer solrServer) throws SolrServerException {
    final SolrQuery query = new SolrQuery();
    query.setRows(0);
    query.setFacet(true);
    query.addFacetField(FacetConstants.FIELD_COLLECTION);
    query.setFacetLimit(Integer.MAX_VALUE);

    final QueryResponse result = solrServer.query(query);
    final FacetField collectionField = result.getFacetField(FacetConstants.FIELD_COLLECTION);
    logger.debug("Collection field: {}", collectionField.getValues());

    final List<VloReport.CollectionCount> counts
            = collectionField.getValues().stream().map((count) -> {
                VloReport.CollectionCount collectionCount = new VloReport.CollectionCount();
                collectionCount.setCollection(count.getName());
                collectionCount.setCount(count.getCount());
                return collectionCount;
            }).collect(Collectors.toList());
    return counts;
}
 

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
@Override
public Map<String, Integer> getIndexAndJdsPatientCounts() throws SolrServerException {
    SolrQuery qry = new SolrQuery("*:*");
    qry.setRows(0);
    qry.addFacetField("pid");
    qry.setFacetLimit(-1); // Default is 100;
    try {
        QueryResponse resp = solrServer.query(qry);
        FacetField ff = resp.getFacetField("pid");
        int solrPidCount = ff.getValues().size();
        int jdsPidCount = patientDao.count();
        Map<String, Integer> rslt = new HashMap<>();
        rslt.put("solrPidCount",solrPidCount);
        rslt.put("jdsPidCount",jdsPidCount);
        return rslt;
    } catch(SolrServerException e) {
        // Short-term handling when embedded SolrServer is not initializing fast enough;
        // Long-term plan is to have a dedicated SolrServer.
        if(e.getMessage().toLowerCase().contains("server refused connection")) {
            if(solrServerInitRetry++<5) {
                try {
                    log.warn("SOLR server refused connection when trying to get PID count; Retry #"+solrServerInitRetry);
                    Thread.sleep(2000);
                } catch (InterruptedException e1) {
                    e1.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                }
                return getIndexAndJdsPatientCounts();
            }
        }
    }
    return null;
}
 

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
private void testSOLRPatient(SolrServer solr, Map<String, Object> src, FrameTask task) throws FrameExecException {
		String pid = (String) src.get("pid");
		SolrQuery q = new SolrQuery("*:*");
		q.addFilterQuery("pid:"+pid);
		q.addFacetField("domain");
		q.setFacetMinCount(0);
		q.setRows(0);
//		System.out.println("\n\nSRC:" + src);
		
		try {
			QueryResponse resp = solr.query(q);
			FacetField facet = resp.getFacetField("domain");
			for (FacetField.Count count : facet.getValues()) {
				// compensate for JDS/SOLR domain name miss-matches
				String name = count.getName();
				if (!src.containsKey(name) && domainMap.containsKey(name)) {
					name = domainMap.get(name);
				}
				if (name == null) continue; // skip some items for now.
				
				// get the counts for each system
				int o1 = (src.get(name) == null) ? -1 : (Integer) src.get(name);
				long o2 = count.getCount();
				if (o1 != o2) {
					// add an error message action if they do not match
					String msg = String.format(MSG, pid, count.getName(), o1, o2);
					task.addAction(new FrameAction.RefDataAction(Table.buildRow("error", msg, "class", null, "resolutions", null)));
				}
				
				// TODO: if a key in one count does not exist in the other, throw an error too
			}
		} catch (Exception ex) {
			throw new FrameExecException(this, "Error running SOLR Query", ex);
		}
	}
 

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
@Override
public Suggestion getSuggestion(SuggestionInput input) {
    TimeTracker timeTracker = new TimeTracker();

    SolrQuery solrQuery = new SolrQuery(ALL_DOCS_QUERY);
    solrQuery.setRows(0);

    if (!StringUtils.isBlank(input.getText())) {
        solrQuery.addFilterQuery(FIELD_TOKENIZED_SEARCH_FIELD + ":" + escapeSolr(input.getText()) + "*");
    }

    addFilterQuery(solrQuery, FIELD_PROPERTY_ID, input.getPropertyId());
    addFilterQuery(solrQuery, FIELD_SPACE, input.getSpaceId());
    addFilterQuery(solrQuery, FIELD_SYSTEM, input.getSystemId());

    solrQuery.setFacetMinCount(1);
    solrQuery.addFacetField(FIELD_GLOBAL_AGENT_ID);

    try {
        Suggestion result = new Suggestion();

        QueryResponse response = this.solrClient.query(solrQuery);

        FacetField globalAgentIdFacetField = response.getFacetField(FIELD_GLOBAL_AGENT_ID);
        for (Count eachValue : globalAgentIdFacetField.getValues()) {
            String globalAgentId = eachValue.getName();

            result.addAgentDescription(this.getAgentDescription(globalAgentId));
        }

        result.setExecutionTime(timeTracker.getElapsed(MILLISECONDS));
        return result;
    } catch (SolrException | SolrServerException | IOException e) {
        throw new DataRetrievalException("Failed to create suggestions", e);
    }
}
 

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
private String getFirstFacetValue(QueryResponse response, String fieldName) {
    FacetField facetField = response.getFacetField(fieldName);

    if (facetField == null) {
        return null;
    }

    List<Count> values = facetField.getValues();
    if (values == null || values.isEmpty()) {
        return null;
    }

    return values.get(0).getName();
}
 

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
private AgentDescription loadAgentDescription(String globalAgentId) throws SolrServerException, IOException {
    SolrQuery query = new SolrQuery(ALL_DOCS_QUERY);
    query.setRows(0);

    query.setFilterQueries(FIELD_GLOBAL_AGENT_ID + ":\"" + globalAgentId + "\"");

    query.setFacetMinCount(1);
    query.addFacetField(FIELD_SPACE, FIELD_SYSTEM, FIELD_PROPERTY_ID);

    QueryResponse response = this.solrClient.query(query);

    AgentDescription result = new AgentDescription();
    result.setGlobalId(globalAgentId);
    result.setName(IdHelper.getAgentId(globalAgentId));
    result.setSpace(this.getFirstFacetValue(response, FIELD_SPACE));
    result.setSystem(this.getFirstFacetValue(response, FIELD_SYSTEM));

    List<PropertyDescription> propertyDescriptions = new ArrayList<>();
    FacetField facetField = response.getFacetField(FIELD_PROPERTY_ID);
    for (Count eachValue : facetField.getValues()) {
        propertyDescriptions.add(createPropertyDescription(eachValue.getName()));
    }
    Collections.sort(propertyDescriptions);
    result.setPropertyDescriptions(propertyDescriptions);

    return result;
}
 

import org.apache.solr.client.solrj.response.QueryResponse; //導入方法依賴的package包/類
@Test
public void testFaceting() throws Exception
{    
  SolrServer server = getSolrServer();
  
  // Empty the database...
  server.deleteByQuery( "*:*" );// delete everything!
  server.commit();
  assertNumFound( "*:*", 0 ); // make sure it got in
  
  ArrayList<SolrInputDocument> docs = new ArrayList<>(10);
  for( int i=1; i<=10; i++ ) {
    SolrInputDocument doc = new SolrInputDocument();
    doc.setField( "id", i+"", 1.0f );
    if( (i%2)==0 ) {
      doc.addField( "features", "two" );
    }
    if( (i%3)==0 ) {
      doc.addField( "features", "three" );
    }
    if( (i%4)==0 ) {
      doc.addField( "features", "four" );
    }
    if( (i%5)==0 ) {
      doc.addField( "features", "five" );
    }
    docs.add( doc );
  }
  server.add( docs );
  server.commit();
  
  SolrQuery query = new SolrQuery( "*:*" );
  query.remove( FacetParams.FACET_FIELD );
  query.addFacetField( "features" );
  query.setFacetMinCount( 0 );
  query.setFacet( true );
  query.setRows( 0 );
  
  QueryResponse rsp = server.query( query );
  assertEquals( docs.size(), rsp.getResults().getNumFound() );
  
  List<FacetField> facets = rsp.getFacetFields();
  assertEquals( 1, facets.size() );
  FacetField ff = facets.get( 0 );
  assertEquals( "features", ff.getName() );
  // System.out.println( "111: "+ff.getValues() );
  // check all counts
  assertEquals( "[two (5), three (3), five (2), four (2)]", ff.getValues().toString() );
  
  // should be the same facets with minCount=0
  query.setFilterQueries( "features:two" );
  rsp = server.query( query );
  ff = rsp.getFacetField( "features" );
  assertEquals( "[two (5), four (2), five (1), three (1)]", ff.getValues().toString() );
  
  // with minCount > 3
  query.setFacetMinCount( 4 );
  rsp = server.query( query );
  ff = rsp.getFacetField( "features" );
  assertEquals( "[two (5)]", ff.getValues().toString() );

  // with minCount > 3
  query.setFacetMinCount( -1 );
  rsp = server.query( query );
  ff = rsp.getFacetField( "features" );
  
  // System.out.println( rsp.getResults().getNumFound() + " :::: 444: "+ff.getValues() );
}