package org.onap.cps.spi.repository;
-import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.persistence.Query;
import javax.transaction.Transactional;
import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
import org.onap.cps.cpspath.parser.CpsPathPrefixType;
import org.onap.cps.cpspath.parser.CpsPathQuery;
import org.onap.cps.spi.entities.FragmentEntity;
import org.onap.cps.utils.JsonObjectMapper;
@RequiredArgsConstructor
+@Slf4j
public class FragmentRepositoryCpsPathQueryImpl implements FragmentRepositoryCpsPathQuery {
- public static final String SIMILAR_TO_ABSOLUTE_PATH_PREFIX = "%/";
- public static final String SIMILAR_TO_OPTIONAL_LIST_INDEX_POSTFIX = "(\\[[^/]*])?";
+ public static final String REGEX_ABSOLUTE_PATH_PREFIX = ".*\\/";
+ public static final String REGEX_OPTIONAL_LIST_INDEX_POSTFIX = "(\\[@(?!.*\\[).*?])?$";
@PersistenceContext
private EntityManager entityManager;
final StringBuilder sqlStringBuilder = new StringBuilder("SELECT * FROM FRAGMENT WHERE anchor_id = :anchorId");
final Map<String, Object> queryParameters = new HashMap<>();
queryParameters.put("anchorId", anchorId);
- sqlStringBuilder.append(" AND xpath SIMILAR TO :xpathRegex");
- final String xpathRegex = getSimilarToXpathSqlRegex(cpsPathQuery);
+ sqlStringBuilder.append(" AND xpath ~ :xpathRegex");
+ final String xpathRegex = getXpathSqlRegex(cpsPathQuery);
queryParameters.put("xpathRegex", xpathRegex);
if (cpsPathQuery.hasLeafConditions()) {
sqlStringBuilder.append(" AND attributes @> :leafDataAsJson\\:\\:jsonb");
addTextFunctionCondition(cpsPathQuery, sqlStringBuilder, queryParameters);
final Query query = entityManager.createNativeQuery(sqlStringBuilder.toString(), FragmentEntity.class);
setQueryParameters(query, queryParameters);
- return getFragmentEntitiesAsStream(query);
- }
-
- private List<FragmentEntity> getFragmentEntitiesAsStream(final Query query) {
- final List<FragmentEntity> fragmentEntities = new ArrayList<>();
- query.getResultStream().forEach(fragmentEntity -> {
- fragmentEntities.add((FragmentEntity) fragmentEntity);
- entityManager.detach(fragmentEntity);
- });
-
+ final List<FragmentEntity> fragmentEntities = query.getResultList();
+ log.debug("Fetched {} fragment entities by anchor and cps path.", fragmentEntities.size());
return fragmentEntities;
}
- private static String getSimilarToXpathSqlRegex(final CpsPathQuery cpsPathQuery) {
+ private static String getXpathSqlRegex(final CpsPathQuery cpsPathQuery) {
final StringBuilder xpathRegexBuilder = new StringBuilder();
if (CpsPathPrefixType.ABSOLUTE.equals(cpsPathQuery.getCpsPathPrefixType())) {
xpathRegexBuilder.append(escapeXpath(cpsPathQuery.getXpathPrefix()));
} else {
- xpathRegexBuilder.append(SIMILAR_TO_ABSOLUTE_PATH_PREFIX);
+ xpathRegexBuilder.append(REGEX_ABSOLUTE_PATH_PREFIX);
xpathRegexBuilder.append(escapeXpath(cpsPathQuery.getDescendantName()));
}
- xpathRegexBuilder.append(SIMILAR_TO_OPTIONAL_LIST_INDEX_POSTFIX);
+ xpathRegexBuilder.append(REGEX_OPTIONAL_LIST_INDEX_POSTFIX);
return xpathRegexBuilder.toString();
}