234 lines
10 KiB
Java
234 lines
10 KiB
Java
package eu.eudat.elastic.repository;
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import co.elastic.clients.elasticsearch.ElasticsearchClient;
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import eu.eudat.elastic.criteria.DmpCriteria;
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import eu.eudat.elastic.entities.Dmp;
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import org.elasticsearch.action.admin.indices.delete.DeleteIndexRequest;
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import org.elasticsearch.action.get.GetRequest;
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import org.elasticsearch.action.get.GetResponse;
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import org.elasticsearch.action.index.IndexRequest;
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import org.elasticsearch.action.index.IndexResponse;
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import org.elasticsearch.action.search.SearchRequest;
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import org.elasticsearch.action.search.SearchResponse;
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import org.elasticsearch.client.RequestOptions;
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import org.elasticsearch.client.RestHighLevelClient;
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import org.elasticsearch.client.core.CountRequest;
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import org.elasticsearch.client.core.CountResponse;
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import org.elasticsearch.client.indices.CreateIndexRequest;
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import org.elasticsearch.client.indices.GetIndexRequest;
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import org.elasticsearch.client.indices.PutMappingRequest;
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import org.elasticsearch.common.xcontent.XContentBuilder;
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import org.elasticsearch.common.xcontent.XContentFactory;
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import org.elasticsearch.index.query.BoolQueryBuilder;
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import org.elasticsearch.index.query.QueryBuilders;
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import org.elasticsearch.index.reindex.DeleteByQueryRequest;
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import org.elasticsearch.search.builder.SearchSourceBuilder;
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import org.elasticsearch.search.sort.SortBuilder;
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import org.elasticsearch.search.sort.SortBuilders;
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import org.elasticsearch.search.sort.SortOrder;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.core.env.Environment;
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import org.springframework.stereotype.Service;
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import java.io.IOException;
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import java.util.*;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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@Service("dmpRepository")
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public class DmpRepository extends ElasticRepository<Dmp, DmpCriteria> {
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private static final Logger logger = LoggerFactory.getLogger(DmpRepository.class);
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private final Environment environment;
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@Autowired
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public DmpRepository(ElasticsearchClient client, Environment environment) {
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super(client, environment);
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this.environment = environment;
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}
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private void generateMapping() throws IOException {
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// if (this.getClient() != null) {
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// XContentBuilder builder = XContentFactory.jsonBuilder();
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// builder.startObject();
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// builder.startObject("properties");
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// builder.startObject("datasets");
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// builder.field("type", "nested");
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// builder.endObject();
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// builder.endObject();
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// builder.endObject();
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// PutMappingRequest putMappingRequest = new PutMappingRequest(this.environment.getProperty("elasticsearch.index"));
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// putMappingRequest.source(builder);
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// this.getClient().indices().putMapping(putMappingRequest, RequestOptions.DEFAULT);
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// }
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}
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@Override
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public Dmp createOrUpdate(Dmp entity) throws IOException {
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// if (this.getClient() != null) {
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// XContentBuilder builder = XContentFactory.jsonBuilder();
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// IndexRequest request = new IndexRequest(this.environment.getProperty("elasticsearch.index")).id(entity.getId().toString()).source(entity.toElasticEntity(builder));
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// IndexResponse response = this.getClient().index(request, RequestOptions.DEFAULT);
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// return entity;
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// }
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return null;
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}
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@Override
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public Dmp findDocument(String id) throws IOException {
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// if (this.getClient() != null) {
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// GetRequest request = new GetRequest(this.environment.getProperty("elasticsearch.index"), id);
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// GetResponse response = this.getClient().get(request, RequestOptions.DEFAULT);
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// return new Dmp().fromElasticEntity(response.getSourceAsMap());
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// }
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return null;
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}
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@Override
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public List<Dmp> query(DmpCriteria criteria) throws IOException {
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// if (this.getClient() != null) {
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// SearchRequest searchRequest = new SearchRequest(this.environment.getProperty("elasticsearch.index"));
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// SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
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//
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// CountRequest countRequest = new CountRequest(this.environment.getProperty("elasticsearch.index"));
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// countRequest.query(QueryBuilders.boolQuery().mustNot(QueryBuilders.termsQuery(Dmp.MapKey.STATUS.getName(), Collections.singletonList(Dmp.DMPStatus.DELETED.getValue()))));
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// CountResponse countResponse = getClient().count(countRequest, RequestOptions.DEFAULT);
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// Long count = countResponse.getCount();
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//
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// searchSourceBuilder.size(count.intValue());
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//
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// List<SortBuilder> sortBuilders = new ArrayList<>();
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// BoolQueryBuilder boolQuery = createBoolQuery(criteria);
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//
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// if (criteria.getSortCriteria() != null && !criteria.getSortCriteria().isEmpty()) {
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// criteria.getSortCriteria().forEach(sortCriteria -> {
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// switch(sortCriteria.getColumnType()) {
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// case COLUMN:
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// sortBuilders.add(SortBuilders.fieldSort(sortCriteria.getFieldName()).order(SortOrder.fromString(sortCriteria.getOrderByType().name())));
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// break;
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// case JOIN_COLUMN:
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// List<String> fields = Arrays.asList(sortCriteria.getFieldName().split(":"));
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// fields.forEach(field -> {
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// sortBuilders.add(SortBuilders.fieldSort(sortCriteria.getFieldName()).order(SortOrder.fromString(sortCriteria.getOrderByType().name())));
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// });
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// break;
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// }
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// });
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//
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// }
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// searchSourceBuilder.query(boolQuery).from(criteria.getOffset()).fetchSource("id", null);
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// if (criteria.getSize() != null && criteria.getSize() > 0) {
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// searchSourceBuilder.size(criteria.getSize());
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// }
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// sortBuilders.forEach(searchSourceBuilder::sort);
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// searchRequest.source(searchSourceBuilder);
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// SearchResponse response = this.getClient().search(searchRequest, RequestOptions.DEFAULT);
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// return Arrays.stream(response.getHits().getHits()).map(x -> new Dmp().fromElasticEntity((Map<String, Object>) this.transformFromString(x.getSourceAsString(), Map.class))).collect(Collectors.toList());
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// }
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return null;
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}
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@Override
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public Long count(DmpCriteria criteria) throws IOException {
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// if (this.getClient() != null) {
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// CountRequest countRequest = new CountRequest(this.environment.getProperty("elasticsearch.index"));
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//
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// BoolQueryBuilder boolQuery = createBoolQuery(criteria);
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//
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// countRequest.query(boolQuery);
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// CountResponse response = this.getClient().count(countRequest, RequestOptions.DEFAULT);
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// return response.getCount();
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// }
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return null;
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}
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private BoolQueryBuilder createBoolQuery(DmpCriteria criteria) {
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BoolQueryBuilder boolQuery = QueryBuilders.boolQuery().mustNot(QueryBuilders.termsQuery(Dmp.MapKey.STATUS.getName(), Collections.singletonList(Dmp.DMPStatus.DELETED.getValue())));
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if (criteria.isPublic()) {
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boolQuery = boolQuery.should(QueryBuilders.termQuery(Dmp.MapKey.ISPUBLIC.getName(), true));
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boolQuery = boolQuery.should(QueryBuilders.termQuery(Dmp.MapKey.STATUS.getName(), Dmp.DMPStatus.FINALISED.getValue()));
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}
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if (criteria.getLike() != null && !criteria.getLike().isEmpty()) {
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boolQuery = boolQuery.should(QueryBuilders.queryStringQuery(criteria.getLike()).fields(Stream.of(new Object[][]{
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{Dmp.MapKey.LABEL.getName(), 1.0f},
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{Dmp.MapKey.DESCRIPTION.getName(), 1.0f}
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}).collect(Collectors.toMap(data -> (String) data[0], data -> (Float) data[1]))));
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}
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if (criteria.getTemplates() != null && criteria.getTemplates().size() > 0) {
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boolQuery = boolQuery.should(QueryBuilders.termsQuery(Dmp.MapKey.TEMPLATES.getName() + ".id.keyword", criteria.getTemplates().stream().map(UUID::toString).collect(Collectors.toList())));
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}
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if (criteria.getStatus() != null) {
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boolQuery = boolQuery.should(QueryBuilders.termQuery(Dmp.MapKey.STATUS.getName(), criteria.getStatus().intValue()));
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}
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if (criteria.getGroupIds() != null && criteria.getGroupIds().size() > 0) {
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boolQuery = boolQuery.should(QueryBuilders.termsQuery(Dmp.MapKey.GROUPID.getName(), criteria.getGroupIds().stream().map(UUID::toString).collect(Collectors.toList())));
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}
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if (criteria.getGrants() != null && criteria.getGrants().size() > 0) {
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boolQuery = boolQuery.should(QueryBuilders.termsQuery(Dmp.MapKey.GRANT.getName() + ".keyword", criteria.getGrants().stream().map(UUID::toString).collect(Collectors.toList())));
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}
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if (criteria.getCollaborators() != null && criteria.getCollaborators().size() > 0) {
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boolQuery = boolQuery.should(QueryBuilders.termsQuery(Dmp.MapKey.COLLABORATORS.getName() + ".id.keyword", criteria.getCollaborators().stream().filter(Objects::nonNull).map(UUID::toString).collect(Collectors.toList())));
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}
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if (!criteria.isAllowAllVersions()) {
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boolQuery = boolQuery.should(QueryBuilders.termQuery(criteria.isPublic() ? Dmp.MapKey.LASTPUBLICVERSION.getName() : Dmp.MapKey.LASTVERSION.getName(), true));
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}
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if (criteria.getOrganizations() != null && criteria.getOrganizations().size() > 0) {
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boolQuery = boolQuery.should(QueryBuilders.termsQuery(Dmp.MapKey.ORGANIZATIONS.getName() + ".id.keyword", criteria.getOrganizations().stream().map(UUID::toString).collect(Collectors.toList())));
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}
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if (criteria.getGrantStatus() != null) {
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boolQuery = boolQuery.should(QueryBuilders.termQuery(Dmp.MapKey.GRANTSTATUS.getName(), criteria.getGrantStatus()));
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}
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if (boolQuery.should().isEmpty() && boolQuery.mustNot().isEmpty()) {
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boolQuery = boolQuery.should(QueryBuilders.matchAllQuery());
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} else {
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boolQuery.minimumShouldMatch(boolQuery.should().size());
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}
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return boolQuery;
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}
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public boolean createIndex() {
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try {
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// if (!this.exists()) {
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// CreateIndexRequest createIndexRequest = new CreateIndexRequest(this.environment.getProperty("elasticsearch.index"));
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// this.getClient().indices().create(createIndexRequest, RequestOptions.DEFAULT);
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// this.generateMapping();
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// }
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return true;
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} catch (Exception e) {
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logger.error(e.getMessage(), e);
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return false;
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}
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}
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@Override
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public boolean exists() throws IOException {
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// if (this.getClient() != null) {
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// GetIndexRequest request = new GetIndexRequest(this.environment.getProperty("elasticsearch.index"));
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// return this.getClient().indices().exists(request, RequestOptions.DEFAULT);
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// }
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return false;
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}
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@Override
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public void clear() throws IOException {
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// if (exists()) {
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// DeleteByQueryRequest delete = new DeleteByQueryRequest(this.environment.getProperty("elasticsearch.index"));
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// delete.setQuery(QueryBuilders.matchAllQuery());
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// this.getClient().deleteByQuery(delete, RequestOptions.DEFAULT);
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// DeleteIndexRequest deleteIndexRequest = new DeleteIndexRequest(this.environment.getProperty("elasticsearch.index"));
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// this.getClient().indices().delete(deleteIndexRequest, RequestOptions.DEFAULT);
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// }
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}
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}
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