mirror of
https://github.com/spring-projects/spring-data-elasticsearch.git
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DATAES-829 - Deprecate AbstractElasticsearchRepository and cleanup SimpleElasticsearchRepository.
Original PR: #458
This commit is contained in:
Peter-Josef Meisch
GitHub
parent
aaef626684
commit
391e240b49
@ -15,42 +15,7 @@
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*/
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*/
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package org.springframework.data.elasticsearch.repository.support;
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package org.springframework.data.elasticsearch.repository.support;
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import static org.elasticsearch.index.query.QueryBuilders.*;
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import java.lang.reflect.ParameterizedType;
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import java.lang.reflect.Type;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.Optional;
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import java.util.stream.Collectors;
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import org.elasticsearch.index.query.IdsQueryBuilder;
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import org.elasticsearch.index.query.QueryBuilder;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.dao.InvalidDataAccessApiUsageException;
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import org.springframework.data.domain.Page;
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import org.springframework.data.domain.PageImpl;
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import org.springframework.data.domain.PageRequest;
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import org.springframework.data.domain.Pageable;
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import org.springframework.data.domain.Sort;
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import org.springframework.data.elasticsearch.core.ElasticsearchOperations;
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import org.springframework.data.elasticsearch.core.ElasticsearchOperations;
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import org.springframework.data.elasticsearch.core.IndexOperations;
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import org.springframework.data.elasticsearch.core.SearchHit;
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import org.springframework.data.elasticsearch.core.SearchHitSupport;
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import org.springframework.data.elasticsearch.core.SearchHits;
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import org.springframework.data.elasticsearch.core.aggregation.AggregatedPage;
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import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentEntity;
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import org.springframework.data.elasticsearch.core.mapping.IndexCoordinates;
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import org.springframework.data.elasticsearch.core.query.MoreLikeThisQuery;
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import org.springframework.data.elasticsearch.core.query.NativeSearchQuery;
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import org.springframework.data.elasticsearch.core.query.NativeSearchQueryBuilder;
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import org.springframework.data.elasticsearch.core.query.Query;
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import org.springframework.data.elasticsearch.repository.ElasticsearchRepository;
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import org.springframework.data.util.Streamable;
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import org.springframework.lang.Nullable;
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import org.springframework.util.Assert;
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/**
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/**
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* Elasticsearch specific repository implementation. Likely to be used as target within
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* Elasticsearch specific repository implementation. Likely to be used as target within
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@ -59,323 +24,15 @@ import org.springframework.util.Assert;
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* @author Rizwan Idrees
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* @author Rizwan Idrees
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* @author Mohsin Husen
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* @author Mohsin Husen
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* @author Ryan Henszey
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* @author Ryan Henszey
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* @author Kevin Leturc
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* @author Mark Paluch
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* @author Christoph Strobl
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* @author Michael Wirth
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* @author Sascha Woo
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* @author Sascha Woo
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* @author Murali Chevuri
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* @author Peter-Josef Meisch
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* @author Peter-Josef Meisch
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* @author Aleksei Arsenev
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* @deprecated since 4.1, derive from {@link SimpleElasticsearchRepository} instead
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*/
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*/
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public abstract class AbstractElasticsearchRepository<T, ID> implements ElasticsearchRepository<T, ID> {
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@Deprecated
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public abstract class AbstractElasticsearchRepository<T, ID> extends SimpleElasticsearchRepository<T, ID> {
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static final Logger LOGGER = LoggerFactory.getLogger(AbstractElasticsearchRepository.class);
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protected ElasticsearchOperations operations;
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protected IndexOperations indexOperations;
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protected Class<T> entityClass;
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protected @Nullable ElasticsearchEntityInformation<T, ID> entityInformation;
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public AbstractElasticsearchRepository(ElasticsearchEntityInformation<T, ID> metadata,
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public AbstractElasticsearchRepository(ElasticsearchEntityInformation<T, ID> metadata,
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ElasticsearchOperations operations) {
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ElasticsearchOperations elasticsearchOperations) {
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this.operations = operations;
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super(metadata, elasticsearchOperations);
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Assert.notNull(metadata, "ElasticsearchEntityInformation must not be null!");
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this.entityInformation = metadata;
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this.entityClass = this.entityInformation.getJavaType();
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this.indexOperations = operations.indexOps(this.entityClass);
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try {
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if (createIndexAndMapping() && !indexOperations.exists()) {
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createIndex();
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putMapping();
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}
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} catch (Exception exception) {
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LOGGER.warn("Cannot create index: {}", exception.getMessage());
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}
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}
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private void createIndex() {
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indexOperations.create();
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}
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private void putMapping() {
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indexOperations.putMapping(entityClass);
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}
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private boolean createIndexAndMapping() {
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final ElasticsearchPersistentEntity<?> entity = operations.getElasticsearchConverter().getMappingContext()
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.getRequiredPersistentEntity(getEntityClass());
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return entity.isCreateIndexAndMapping();
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}
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@Override
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public Optional<T> findById(ID id) {
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return Optional.ofNullable(operations.get(stringIdRepresentation(id), getEntityClass(), getIndexCoordinates()));
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}
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@Override
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public Iterable<T> findAll() {
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int itemCount = (int) this.count();
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if (itemCount == 0) {
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return new PageImpl<>(Collections.emptyList());
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}
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return this.findAll(PageRequest.of(0, Math.max(1, itemCount)));
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}
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@SuppressWarnings("unchecked")
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@Override
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public Page<T> findAll(Pageable pageable) {
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NativeSearchQuery query = new NativeSearchQueryBuilder().withQuery(matchAllQuery()).withPageable(pageable).build();
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SearchHits<T> searchHits = operations.search(query, getEntityClass(), getIndexCoordinates());
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AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, query.getPageable());
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return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
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}
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@SuppressWarnings("unchecked")
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@Override
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public Iterable<T> findAll(Sort sort) {
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int itemCount = (int) this.count();
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if (itemCount == 0) {
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return new PageImpl<>(Collections.emptyList());
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}
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NativeSearchQuery query = new NativeSearchQueryBuilder().withQuery(matchAllQuery())
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.withPageable(PageRequest.of(0, itemCount, sort)).build();
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List<SearchHit<T>> searchHitList = operations.search(query, getEntityClass(), getIndexCoordinates())
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.getSearchHits();
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return (List<T>) SearchHitSupport.unwrapSearchHits(searchHitList);
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}
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@Override
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public Iterable<T> findAllById(Iterable<ID> ids) {
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Assert.notNull(ids, "ids can't be null.");
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NativeSearchQuery query = new NativeSearchQueryBuilder().withIds(stringIdsRepresentation(ids)).build();
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return operations.multiGet(query, getEntityClass(), getIndexCoordinates());
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}
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@Override
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public long count() {
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NativeSearchQuery query = new NativeSearchQueryBuilder().withQuery(matchAllQuery()).build();
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return operations.count(query, getEntityClass(), getIndexCoordinates());
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}
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@Override
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public <S extends T> S save(S entity) {
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Assert.notNull(entity, "Cannot save 'null' entity.");
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operations.save(entity, getIndexCoordinates());
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operations.indexOps(entity.getClass()).refresh();
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return entity;
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}
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public <S extends T> List<S> save(List<S> entities) {
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Assert.notNull(entities, "Cannot insert 'null' as a List.");
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return Streamable.of(saveAll(entities)).stream().collect(Collectors.toList());
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}
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@Override
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@Deprecated
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public <S extends T> S indexWithoutRefresh(S entity) {
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Assert.notNull(entity, "Cannot save 'null' entity.");
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operations.save(entity);
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return entity;
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}
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@Override
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public <S extends T> Iterable<S> saveAll(Iterable<S> entities) {
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Assert.notNull(entities, "Cannot insert 'null' as a List.");
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IndexCoordinates indexCoordinates = getIndexCoordinates();
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operations.save(entities, indexCoordinates);
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operations.indexOps(indexCoordinates).refresh();
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return entities;
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}
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@Override
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public boolean existsById(ID id) {
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return operations.exists(stringIdRepresentation(id), getIndexCoordinates());
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}
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@SuppressWarnings("unchecked")
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@Override
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public Iterable<T> search(QueryBuilder query) {
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NativeSearchQuery searchQuery = new NativeSearchQueryBuilder().withQuery(query).build();
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int count = (int) operations.count(searchQuery, getEntityClass(), getIndexCoordinates());
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if (count == 0) {
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return new PageImpl<>(Collections.emptyList());
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}
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searchQuery.setPageable(PageRequest.of(0, count));
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SearchHits<T> searchHits = operations.search(searchQuery, getEntityClass(), getIndexCoordinates());
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AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, searchQuery.getPageable());
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return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
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}
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@SuppressWarnings("unchecked")
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@Override
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public Page<T> search(QueryBuilder query, Pageable pageable) {
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NativeSearchQuery searchQuery = new NativeSearchQueryBuilder().withQuery(query).withPageable(pageable).build();
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SearchHits<T> searchHits = operations.search(searchQuery, getEntityClass(), getIndexCoordinates());
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AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, searchQuery.getPageable());
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return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
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}
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@SuppressWarnings("unchecked")
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@Override
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public Page<T> search(Query query) {
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SearchHits<T> searchHits = operations.search(query, getEntityClass(), getIndexCoordinates());
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AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, query.getPageable());
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return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
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}
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@SuppressWarnings("unchecked")
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@Override
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public Page<T> searchSimilar(T entity, @Nullable String[] fields, Pageable pageable) {
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Assert.notNull(entity, "Cannot search similar records for 'null'.");
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Assert.notNull(pageable, "'pageable' cannot be 'null'");
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MoreLikeThisQuery query = new MoreLikeThisQuery();
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query.setId(stringIdRepresentation(extractIdFromBean(entity)));
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query.setPageable(pageable);
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if (fields != null) {
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query.addFields(fields);
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}
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SearchHits<T> searchHits = operations.search(query, getEntityClass(), getIndexCoordinates());
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AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, pageable);
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return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
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}
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@Override
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public void deleteById(ID id) {
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Assert.notNull(id, "Cannot delete entity with id 'null'.");
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IndexCoordinates indexCoordinates = getIndexCoordinates();
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doDelete(id, indexCoordinates);
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indexOperations.refresh();
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}
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@Override
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public void delete(T entity) {
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Assert.notNull(entity, "Cannot delete 'null' entity.");
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IndexCoordinates indexCoordinates = getIndexCoordinates();
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doDelete(extractIdFromBean(entity), indexCoordinates);
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indexOperations.refresh();
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}
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@Override
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public void deleteAll(Iterable<? extends T> entities) {
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Assert.notNull(entities, "Cannot delete 'null' list.");
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IndexCoordinates indexCoordinates = getIndexCoordinates();
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IdsQueryBuilder idsQueryBuilder = idsQuery();
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for (T entity : entities) {
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ID id = extractIdFromBean(entity);
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if (id != null) {
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idsQueryBuilder.addIds(stringIdRepresentation(id));
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}
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}
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if (idsQueryBuilder.ids().isEmpty()) {
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return;
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}
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Query query = new NativeSearchQueryBuilder().withQuery(idsQueryBuilder).build();
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operations.delete(query, getEntityClass(), indexCoordinates);
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indexOperations.refresh();
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}
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private void doDelete(@Nullable ID id, IndexCoordinates indexCoordinates) {
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if (id != null) {
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operations.delete(stringIdRepresentation(id), indexCoordinates);
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}
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}
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@Override
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public void deleteAll() {
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IndexCoordinates indexCoordinates = getIndexCoordinates();
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Query query = new NativeSearchQueryBuilder().withQuery(matchAllQuery()).build();
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operations.delete(query, getEntityClass(), indexCoordinates);
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indexOperations.refresh();
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}
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@Override
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public void refresh() {
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indexOperations.refresh();
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}
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@SuppressWarnings("unchecked")
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private Class<T> resolveReturnedClassFromGenericType() {
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ParameterizedType parameterizedType = resolveReturnedClassFromGenericType(getClass());
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return (Class<T>) parameterizedType.getActualTypeArguments()[0];
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}
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private ParameterizedType resolveReturnedClassFromGenericType(Class<?> clazz) {
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Object genericSuperclass = clazz.getGenericSuperclass();
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if (genericSuperclass instanceof ParameterizedType) {
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ParameterizedType parameterizedType = (ParameterizedType) genericSuperclass;
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Type rawtype = parameterizedType.getRawType();
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if (SimpleElasticsearchRepository.class.equals(rawtype)) {
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return parameterizedType;
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}
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}
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return resolveReturnedClassFromGenericType(clazz.getSuperclass());
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}
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protected Class<T> getEntityClass() {
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if (!isEntityClassSet()) {
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try {
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this.entityClass = resolveReturnedClassFromGenericType();
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} catch (Exception e) {
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throw new InvalidDataAccessApiUsageException("Unable to resolve EntityClass. Please use according setter!", e);
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}
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}
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return entityClass;
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}
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private boolean isEntityClassSet() {
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return entityClass != null;
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}
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@Nullable
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protected ID extractIdFromBean(T entity) {
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return entityInformation.getId(entity);
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}
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private List<String> stringIdsRepresentation(Iterable<ID> ids) {
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Assert.notNull(ids, "ids can't be null.");
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List<String> stringIds = new ArrayList<>();
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for (ID id : ids) {
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stringIds.add(stringIdRepresentation(id));
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}
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return stringIds;
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}
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protected abstract @Nullable String stringIdRepresentation(@Nullable ID id);
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private IndexCoordinates getIndexCoordinates() {
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return operations.getIndexCoordinatesFor(getEntityClass());
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}
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}
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}
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}
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@ -15,8 +15,39 @@
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*/
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*/
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package org.springframework.data.elasticsearch.repository.support;
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package org.springframework.data.elasticsearch.repository.support;
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import static org.elasticsearch.index.query.QueryBuilders.*;
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import java.util.Collections;
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import java.util.List;
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import java.util.Optional;
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||||||
|
import java.util.stream.Collectors;
|
||||||
|
|
||||||
|
import org.elasticsearch.index.query.IdsQueryBuilder;
|
||||||
|
import org.elasticsearch.index.query.QueryBuilder;
|
||||||
|
import org.slf4j.Logger;
|
||||||
|
import org.slf4j.LoggerFactory;
|
||||||
|
import org.springframework.data.domain.Page;
|
||||||
|
import org.springframework.data.domain.PageImpl;
|
||||||
|
import org.springframework.data.domain.PageRequest;
|
||||||
|
import org.springframework.data.domain.Pageable;
|
||||||
|
import org.springframework.data.domain.Sort;
|
||||||
import org.springframework.data.elasticsearch.core.ElasticsearchOperations;
|
import org.springframework.data.elasticsearch.core.ElasticsearchOperations;
|
||||||
|
import org.springframework.data.elasticsearch.core.IndexOperations;
|
||||||
|
import org.springframework.data.elasticsearch.core.SearchHit;
|
||||||
|
import org.springframework.data.elasticsearch.core.SearchHitSupport;
|
||||||
|
import org.springframework.data.elasticsearch.core.SearchHits;
|
||||||
|
import org.springframework.data.elasticsearch.core.aggregation.AggregatedPage;
|
||||||
|
import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentEntity;
|
||||||
|
import org.springframework.data.elasticsearch.core.mapping.IndexCoordinates;
|
||||||
|
import org.springframework.data.elasticsearch.core.query.MoreLikeThisQuery;
|
||||||
|
import org.springframework.data.elasticsearch.core.query.NativeSearchQuery;
|
||||||
|
import org.springframework.data.elasticsearch.core.query.NativeSearchQueryBuilder;
|
||||||
|
import org.springframework.data.elasticsearch.core.query.Query;
|
||||||
|
import org.springframework.data.elasticsearch.repository.ElasticsearchRepository;
|
||||||
|
import org.springframework.data.util.StreamUtils;
|
||||||
|
import org.springframework.data.util.Streamable;
|
||||||
import org.springframework.lang.Nullable;
|
import org.springframework.lang.Nullable;
|
||||||
|
import org.springframework.util.Assert;
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Elasticsearch specific repository implementation. Likely to be used as target within
|
* Elasticsearch specific repository implementation. Likely to be used as target within
|
||||||
@ -25,18 +56,312 @@ import org.springframework.lang.Nullable;
|
|||||||
* @author Rizwan Idrees
|
* @author Rizwan Idrees
|
||||||
* @author Mohsin Husen
|
* @author Mohsin Husen
|
||||||
* @author Ryan Henszey
|
* @author Ryan Henszey
|
||||||
|
* @author Kevin Leturc
|
||||||
|
* @author Mark Paluch
|
||||||
|
* @author Christoph Strobl
|
||||||
|
* @author Michael Wirth
|
||||||
* @author Sascha Woo
|
* @author Sascha Woo
|
||||||
|
* @author Murali Chevuri
|
||||||
* @author Peter-Josef Meisch
|
* @author Peter-Josef Meisch
|
||||||
|
* @author Aleksei Arsenev
|
||||||
*/
|
*/
|
||||||
public class SimpleElasticsearchRepository<T, ID> extends AbstractElasticsearchRepository<T, ID> {
|
public class SimpleElasticsearchRepository<T, ID> implements ElasticsearchRepository<T, ID> {
|
||||||
|
|
||||||
|
private static final Logger LOGGER = LoggerFactory.getLogger(SimpleElasticsearchRepository.class);
|
||||||
|
|
||||||
|
protected ElasticsearchOperations operations;
|
||||||
|
protected IndexOperations indexOperations;
|
||||||
|
|
||||||
|
protected Class<T> entityClass;
|
||||||
|
protected ElasticsearchEntityInformation<T, ID> entityInformation;
|
||||||
|
|
||||||
public SimpleElasticsearchRepository(ElasticsearchEntityInformation<T, ID> metadata,
|
public SimpleElasticsearchRepository(ElasticsearchEntityInformation<T, ID> metadata,
|
||||||
ElasticsearchOperations elasticsearchOperations) {
|
ElasticsearchOperations operations) {
|
||||||
super(metadata, elasticsearchOperations);
|
this.operations = operations;
|
||||||
|
|
||||||
|
Assert.notNull(metadata, "ElasticsearchEntityInformation must not be null!");
|
||||||
|
|
||||||
|
this.entityInformation = metadata;
|
||||||
|
this.entityClass = this.entityInformation.getJavaType();
|
||||||
|
this.indexOperations = operations.indexOps(this.entityClass);
|
||||||
|
try {
|
||||||
|
if (createIndexAndMapping() && !indexOperations.exists()) {
|
||||||
|
createIndex();
|
||||||
|
putMapping();
|
||||||
|
}
|
||||||
|
} catch (Exception exception) {
|
||||||
|
LOGGER.warn("Cannot create index: {}", exception.getMessage());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private void createIndex() {
|
||||||
|
indexOperations.create();
|
||||||
|
}
|
||||||
|
|
||||||
|
private void putMapping() {
|
||||||
|
indexOperations.putMapping(entityClass);
|
||||||
|
}
|
||||||
|
|
||||||
|
private boolean createIndexAndMapping() {
|
||||||
|
|
||||||
|
final ElasticsearchPersistentEntity<?> entity = operations.getElasticsearchConverter().getMappingContext()
|
||||||
|
.getRequiredPersistentEntity(entityClass);
|
||||||
|
return entity.isCreateIndexAndMapping();
|
||||||
}
|
}
|
||||||
|
|
||||||
@Override
|
@Override
|
||||||
|
public Optional<T> findById(ID id) {
|
||||||
|
return Optional.ofNullable(
|
||||||
|
execute(operations -> operations.get(stringIdRepresentation(id), entityClass, getIndexCoordinates())));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public Iterable<T> findAll() {
|
||||||
|
int itemCount = (int) this.count();
|
||||||
|
|
||||||
|
if (itemCount == 0) {
|
||||||
|
return new PageImpl<>(Collections.emptyList());
|
||||||
|
}
|
||||||
|
return this.findAll(PageRequest.of(0, Math.max(1, itemCount)));
|
||||||
|
}
|
||||||
|
|
||||||
|
@SuppressWarnings("unchecked")
|
||||||
|
@Override
|
||||||
|
public Page<T> findAll(Pageable pageable) {
|
||||||
|
NativeSearchQuery query = new NativeSearchQueryBuilder().withQuery(matchAllQuery()).withPageable(pageable).build();
|
||||||
|
SearchHits<T> searchHits = execute(operations -> operations.search(query, entityClass, getIndexCoordinates()));
|
||||||
|
AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, query.getPageable());
|
||||||
|
return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
|
||||||
|
}
|
||||||
|
|
||||||
|
@SuppressWarnings("unchecked")
|
||||||
|
@Override
|
||||||
|
public Iterable<T> findAll(Sort sort) {
|
||||||
|
int itemCount = (int) this.count();
|
||||||
|
|
||||||
|
if (itemCount == 0) {
|
||||||
|
return new PageImpl<>(Collections.emptyList());
|
||||||
|
}
|
||||||
|
NativeSearchQuery query = new NativeSearchQueryBuilder().withQuery(matchAllQuery())
|
||||||
|
.withPageable(PageRequest.of(0, itemCount, sort)).build();
|
||||||
|
List<SearchHit<T>> searchHitList = execute(
|
||||||
|
operations -> operations.search(query, entityClass, getIndexCoordinates()).getSearchHits());
|
||||||
|
return (List<T>) SearchHitSupport.unwrapSearchHits(searchHitList);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public Iterable<T> findAllById(Iterable<ID> ids) {
|
||||||
|
Assert.notNull(ids, "ids can't be null.");
|
||||||
|
NativeSearchQuery query = new NativeSearchQueryBuilder().withIds(stringIdsRepresentation(ids)).build();
|
||||||
|
// noinspection ConstantConditions
|
||||||
|
return execute(operations -> operations.multiGet(query, entityClass, getIndexCoordinates()));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public long count() {
|
||||||
|
NativeSearchQuery query = new NativeSearchQueryBuilder().withQuery(matchAllQuery()).build();
|
||||||
|
// noinspection ConstantConditions
|
||||||
|
return execute(operations -> operations.count(query, entityClass, getIndexCoordinates()));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public <S extends T> S save(S entity) {
|
||||||
|
|
||||||
|
Assert.notNull(entity, "Cannot save 'null' entity.");
|
||||||
|
|
||||||
|
// noinspection ConstantConditions
|
||||||
|
return executeAndRefresh(operations -> operations.save(entity, getIndexCoordinates()));
|
||||||
|
}
|
||||||
|
|
||||||
|
public <S extends T> List<S> save(List<S> entities) {
|
||||||
|
|
||||||
|
Assert.notNull(entities, "Cannot insert 'null' as a List.");
|
||||||
|
|
||||||
|
return Streamable.of(saveAll(entities)).stream().collect(Collectors.toList());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
@Deprecated
|
||||||
|
public <S extends T> S indexWithoutRefresh(S entity) {
|
||||||
|
Assert.notNull(entity, "Cannot save 'null' entity.");
|
||||||
|
// noinspection ConstantConditions
|
||||||
|
return execute(operations -> operations.save(entity));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public <S extends T> Iterable<S> saveAll(Iterable<S> entities) {
|
||||||
|
|
||||||
|
Assert.notNull(entities, "Cannot insert 'null' as a List.");
|
||||||
|
|
||||||
|
IndexCoordinates indexCoordinates = getIndexCoordinates();
|
||||||
|
executeAndRefresh(operations -> operations.save(entities, indexCoordinates));
|
||||||
|
|
||||||
|
return entities;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean existsById(ID id) {
|
||||||
|
// noinspection ConstantConditions
|
||||||
|
return execute(operations -> operations.exists(stringIdRepresentation(id), getIndexCoordinates()));
|
||||||
|
}
|
||||||
|
|
||||||
|
@SuppressWarnings("unchecked")
|
||||||
|
@Override
|
||||||
|
public Iterable<T> search(QueryBuilder query) {
|
||||||
|
NativeSearchQuery searchQuery = new NativeSearchQueryBuilder().withQuery(query).build();
|
||||||
|
long count = execute(operations -> operations.count(searchQuery, entityClass, getIndexCoordinates()));
|
||||||
|
|
||||||
|
if (count == 0) {
|
||||||
|
return new PageImpl<>(Collections.emptyList());
|
||||||
|
}
|
||||||
|
searchQuery.setPageable(PageRequest.of(0, (int)count));
|
||||||
|
SearchHits<T> searchHits = execute(
|
||||||
|
operations -> operations.search(searchQuery, entityClass, getIndexCoordinates()));
|
||||||
|
AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, searchQuery.getPageable());
|
||||||
|
return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
|
||||||
|
}
|
||||||
|
|
||||||
|
@SuppressWarnings("unchecked")
|
||||||
|
@Override
|
||||||
|
public Page<T> search(QueryBuilder query, Pageable pageable) {
|
||||||
|
NativeSearchQuery searchQuery = new NativeSearchQueryBuilder().withQuery(query).withPageable(pageable).build();
|
||||||
|
SearchHits<T> searchHits = execute(
|
||||||
|
operations -> operations.search(searchQuery, entityClass, getIndexCoordinates()));
|
||||||
|
AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, searchQuery.getPageable());
|
||||||
|
return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
|
||||||
|
}
|
||||||
|
|
||||||
|
@SuppressWarnings("unchecked")
|
||||||
|
@Override
|
||||||
|
public Page<T> search(Query query) {
|
||||||
|
SearchHits<T> searchHits = execute(operations -> operations.search(query, entityClass, getIndexCoordinates()));
|
||||||
|
AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, query.getPageable());
|
||||||
|
return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
|
||||||
|
}
|
||||||
|
|
||||||
|
@SuppressWarnings("unchecked")
|
||||||
|
@Override
|
||||||
|
public Page<T> searchSimilar(T entity, @Nullable String[] fields, Pageable pageable) {
|
||||||
|
|
||||||
|
Assert.notNull(entity, "Cannot search similar records for 'null'.");
|
||||||
|
Assert.notNull(pageable, "'pageable' cannot be 'null'");
|
||||||
|
|
||||||
|
MoreLikeThisQuery query = new MoreLikeThisQuery();
|
||||||
|
query.setId(stringIdRepresentation(extractIdFromBean(entity)));
|
||||||
|
query.setPageable(pageable);
|
||||||
|
|
||||||
|
if (fields != null) {
|
||||||
|
query.addFields(fields);
|
||||||
|
}
|
||||||
|
|
||||||
|
SearchHits<T> searchHits = execute(operations -> operations.search(query, entityClass, getIndexCoordinates()));
|
||||||
|
AggregatedPage<SearchHit<T>> page = SearchHitSupport.page(searchHits, pageable);
|
||||||
|
return (Page<T>) SearchHitSupport.unwrapSearchHits(page);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void deleteById(ID id) {
|
||||||
|
|
||||||
|
Assert.notNull(id, "Cannot delete entity with id 'null'.");
|
||||||
|
|
||||||
|
doDelete(id, getIndexCoordinates());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void delete(T entity) {
|
||||||
|
|
||||||
|
Assert.notNull(entity, "Cannot delete 'null' entity.");
|
||||||
|
|
||||||
|
doDelete(extractIdFromBean(entity), getIndexCoordinates());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void deleteAll(Iterable<? extends T> entities) {
|
||||||
|
|
||||||
|
Assert.notNull(entities, "Cannot delete 'null' list.");
|
||||||
|
|
||||||
|
IndexCoordinates indexCoordinates = getIndexCoordinates();
|
||||||
|
IdsQueryBuilder idsQueryBuilder = idsQuery();
|
||||||
|
for (T entity : entities) {
|
||||||
|
ID id = extractIdFromBean(entity);
|
||||||
|
if (id != null) {
|
||||||
|
idsQueryBuilder.addIds(stringIdRepresentation(id));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (idsQueryBuilder.ids().isEmpty()) {
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
Query query = new NativeSearchQueryBuilder().withQuery(idsQueryBuilder).build();
|
||||||
|
|
||||||
|
executeAndRefresh((OperationsCallback<Void>) operations -> {
|
||||||
|
operations.delete(query, entityClass, indexCoordinates);
|
||||||
|
return null;
|
||||||
|
});
|
||||||
|
}
|
||||||
|
|
||||||
|
private void doDelete(@Nullable ID id, IndexCoordinates indexCoordinates) {
|
||||||
|
|
||||||
|
if (id != null) {
|
||||||
|
executeAndRefresh(operations -> operations.delete(stringIdRepresentation(id), indexCoordinates));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void deleteAll() {
|
||||||
|
IndexCoordinates indexCoordinates = getIndexCoordinates();
|
||||||
|
Query query = new NativeSearchQueryBuilder().withQuery(matchAllQuery()).build();
|
||||||
|
|
||||||
|
executeAndRefresh((OperationsCallback<Void>) operations -> {
|
||||||
|
operations.delete(query, entityClass, indexCoordinates);
|
||||||
|
return null;
|
||||||
|
});
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void refresh() {
|
||||||
|
indexOperations.refresh();
|
||||||
|
}
|
||||||
|
|
||||||
|
@Nullable
|
||||||
|
protected ID extractIdFromBean(T entity) {
|
||||||
|
return entityInformation.getId(entity);
|
||||||
|
}
|
||||||
|
|
||||||
|
private List<String> stringIdsRepresentation(Iterable<ID> ids) {
|
||||||
|
|
||||||
|
Assert.notNull(ids, "ids can't be null.");
|
||||||
|
|
||||||
|
return StreamUtils.createStreamFromIterator(ids.iterator()).map(id -> stringIdRepresentation(id))
|
||||||
|
.collect(Collectors.toList());
|
||||||
|
}
|
||||||
|
|
||||||
protected @Nullable String stringIdRepresentation(@Nullable ID id) {
|
protected @Nullable String stringIdRepresentation(@Nullable ID id) {
|
||||||
return operations.stringIdRepresentation(id);
|
return operations.stringIdRepresentation(id);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
private IndexCoordinates getIndexCoordinates() {
|
||||||
|
return operations.getIndexCoordinatesFor(entityClass);
|
||||||
|
}
|
||||||
|
|
||||||
|
// region operations callback
|
||||||
|
@FunctionalInterface
|
||||||
|
public interface OperationsCallback<R> {
|
||||||
|
@Nullable
|
||||||
|
R doWithOperations(ElasticsearchOperations operations);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Nullable
|
||||||
|
public <R> R execute(OperationsCallback<R> callback) {
|
||||||
|
return callback.doWithOperations(operations);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Nullable
|
||||||
|
public <R> R executeAndRefresh(OperationsCallback<R> callback) {
|
||||||
|
R result = callback.doWithOperations(operations);
|
||||||
|
refresh();
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
// endregion
|
||||||
}
|
}
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user