1 package de.dlr.shepard.neo4Core.dao;
2
3 import java.util.ArrayList;
4 import java.util.HashMap;
5 import java.util.List;
6 import java.util.Map;
7
8 import de.dlr.shepard.neo4Core.entities.StructuredDataContainer;
9 import de.dlr.shepard.util.CypherQueryHelper;
10 import de.dlr.shepard.util.CypherQueryHelper.Neighborhood;
11 import de.dlr.shepard.util.QueryParamHelper;
12
13 public class StructuredDataContainerDAO extends GenericDAO<StructuredDataContainer> {
14
15 public List<StructuredDataContainer> findAllStructuredDataContainers(QueryParamHelper params, String username) {
16 String query;
17 Map<String, Object> paramsMap = new HashMap<>();
18 paramsMap.put("name", params.getName());
19 if (params.hasPagination()) {
20 paramsMap.put("offset", params.getPagination().getOffset());
21 paramsMap.put("size", params.getPagination().getSize());
22 }
23 query = String.format("MATCH %s WHERE %s WITH c",
24 CypherQueryHelper.getObjectPart("c", "StructuredDataContainer", params.hasName()),
25 CypherQueryHelper.getReadableByQuery("c", username));
26 if (params.hasOrderByAttribute()) {
27 query += " " + CypherQueryHelper.getOrderByPart("c", params.getOrderByAttribute(), params.getOrderDesc());
28 }
29 if (params.hasPagination()) {
30 query += " " + CypherQueryHelper.getPaginationPart();
31 }
32 query += " " + CypherQueryHelper.getReturnPart("c", Neighborhood.ESSENTIAL);
33 var result = new ArrayList<StructuredDataContainer>();
34 for (var container : findByQuery(query, paramsMap)) {
35 if (matchName(container, params.getName())) {
36 result.add(container);
37 }
38 }
39
40 return result;
41 }
42
43 private boolean matchName(StructuredDataContainer container, String name) {
44 return name == null || container.getName().equalsIgnoreCase(name);
45 }
46
47 @Override
48 public Class<StructuredDataContainer> getEntityType() {
49 return StructuredDataContainer.class;
50 }
51
52 }