import java.util.List;
import java.util.Map;
import java.util.Set;
-import java.util.function.Function;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import org.onap.cps.spi.entities.AnchorEntity;
import org.onap.cps.spi.entities.DataspaceEntity;
import org.onap.cps.spi.entities.FragmentEntity;
-import org.onap.cps.spi.entities.FragmentEntityArranger;
-import org.onap.cps.spi.entities.FragmentExtract;
import org.onap.cps.spi.exceptions.AlreadyDefinedException;
import org.onap.cps.spi.exceptions.AlreadyDefinedExceptionBatch;
import org.onap.cps.spi.exceptions.ConcurrencyException;
import org.onap.cps.spi.model.DataNodeBuilder;
import org.onap.cps.spi.repository.AnchorRepository;
import org.onap.cps.spi.repository.DataspaceRepository;
-import org.onap.cps.spi.repository.FragmentQueryBuilder;
import org.onap.cps.spi.repository.FragmentRepository;
import org.onap.cps.spi.utils.SessionManager;
import org.onap.cps.utils.JsonObjectMapper;
private static final String QUERY_ACROSS_ANCHORS = null;
private static final AnchorEntity ALL_ANCHORS = null;
- @Override
- public void addChildDataNode(final String dataspaceName, final String anchorName, final String parentNodeXpath,
- final DataNode newChildDataNode) {
- final AnchorEntity anchorEntity = getAnchorEntity(dataspaceName, anchorName);
- addNewChildDataNode(anchorEntity, parentNodeXpath, newChildDataNode);
- }
-
@Override
public void addChildDataNodes(final String dataspaceName, final String anchorName,
final String parentNodeXpath, final Collection<DataNode> dataNodes) {
private FragmentEntity toFragmentEntity(final AnchorEntity anchorEntity, final DataNode dataNode) {
return FragmentEntity.builder()
- .dataspace(anchorEntity.getDataspace())
.anchor(anchorEntity)
.xpath(dataNode.getXpath())
.attributes(jsonObjectMapper.asJsonString(dataNode.getLeaves()))
final Collection<String> xpaths,
final FetchDescendantsOption fetchDescendantsOption) {
final AnchorEntity anchorEntity = getAnchorEntity(dataspaceName, anchorName);
- final Collection<FragmentEntity> fragmentEntities =
- getFragmentEntities(anchorEntity, xpaths, fetchDescendantsOption);
- return toDataNodes(fragmentEntities, fetchDescendantsOption);
+ Collection<FragmentEntity> fragmentEntities = getFragmentEntities(anchorEntity, xpaths);
+ fragmentEntities = fragmentRepository.prefetchDescendantsOfFragmentEntities(fetchDescendantsOption,
+ fragmentEntities);
+ return createDataNodesFromFragmentEntities(fetchDescendantsOption, fragmentEntities);
}
private Collection<FragmentEntity> getFragmentEntities(final AnchorEntity anchorEntity,
- final Collection<String> xpaths,
- final FetchDescendantsOption fetchDescendantsOption) {
+ final Collection<String> xpaths) {
final Collection<String> nonRootXpaths = new HashSet<>(xpaths);
final boolean haveRootXpath = nonRootXpaths.removeIf(CpsDataPersistenceServiceImpl::isRootXpath);
normalizedXpaths.addAll(fragmentRepository.findAllXpathByAnchorAndParentIdIsNull(anchorEntity));
}
- final List<FragmentExtract> fragmentExtracts =
- fragmentRepository.findExtractsWithDescendants(anchorEntity.getId(), normalizedXpaths,
- fetchDescendantsOption.getDepth());
-
- return FragmentEntityArranger.toFragmentEntityTrees(anchorEntity, fragmentExtracts);
+ return fragmentRepository.findByAnchorAndXpathIn(anchorEntity, normalizedXpaths);
}
private FragmentEntity getFragmentEntity(final AnchorEntity anchorEntity, final String xpath) {
final FragmentEntity fragmentEntity;
if (isRootXpath(xpath)) {
- final List<FragmentExtract> fragmentExtracts = fragmentRepository.findAllExtractsByAnchor(anchorEntity);
- fragmentEntity = FragmentEntityArranger.toFragmentEntityTrees(anchorEntity, fragmentExtracts)
- .stream().findFirst().orElse(null);
+ fragmentEntity = fragmentRepository.findOneByAnchorId(anchorEntity.getId()).orElse(null);
} else {
fragmentEntity = fragmentRepository.getByAnchorAndXpath(anchorEntity, getNormalizedXpath(xpath));
}
return fragmentEntity;
}
- private Collection<FragmentEntity> buildFragmentEntitiesFromFragmentExtracts(final AnchorEntity anchorEntity,
- final String normalizedXpath) {
- final List<FragmentExtract> fragmentExtracts =
- fragmentRepository.findByAnchorAndParentXpath(anchorEntity, normalizedXpath);
- return FragmentEntityArranger.toFragmentEntityTrees(anchorEntity, fragmentExtracts);
- }
-
@Override
@Timed(value = "cps.data.persistence.service.datanode.query",
description = "Time taken to query data nodes")
}
Collection<FragmentEntity> fragmentEntities;
- if (canUseRegexQuickFind(fetchDescendantsOption, cpsPathQuery)) {
- return getDataNodesUsingRegexQuickFind(fetchDescendantsOption, dataspaceEntity, anchorEntity, cpsPathQuery);
- }
-
if (anchorEntity == ALL_ANCHORS) {
fragmentEntities = fragmentRepository.findByDataspaceAndCpsPath(dataspaceEntity, cpsPathQuery);
} else {
fragmentEntities = fragmentRepository.findByAnchorAndCpsPath(anchorEntity, cpsPathQuery);
}
-
if (cpsPathQuery.hasAncestorAxis()) {
final Collection<String> ancestorXpaths = processAncestorXpath(fragmentEntities, cpsPathQuery);
if (anchorEntity == ALL_ANCHORS) {
fragmentEntities = fragmentRepository.findByAnchorAndXpathIn(anchorEntity, ancestorXpaths);
}
}
-
- return createDataNodesFromProxiedFragmentEntities(fetchDescendantsOption, anchorEntity, fragmentEntities);
+ fragmentEntities = fragmentRepository.prefetchDescendantsOfFragmentEntities(fetchDescendantsOption,
+ fragmentEntities);
+ return createDataNodesFromFragmentEntities(fetchDescendantsOption, fragmentEntities);
}
@Override
return queryDataNodes(dataspaceName, QUERY_ACROSS_ANCHORS, cpsPath, fetchDescendantsOption);
}
- private static boolean canUseRegexQuickFind(final FetchDescendantsOption fetchDescendantsOption,
- final CpsPathQuery cpsPathQuery) {
- return fetchDescendantsOption.equals(FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS)
- && !cpsPathQuery.hasAncestorAxis()
- && !cpsPathQuery.hasLeafConditions()
- && !cpsPathQuery.hasTextFunctionCondition()
- && !cpsPathQuery.hasContainsFunctionCondition();
- }
-
- private List<DataNode> getDataNodesUsingRegexQuickFind(final FetchDescendantsOption fetchDescendantsOption,
- final DataspaceEntity dataspaceEntity,
- final AnchorEntity anchorEntity,
- final CpsPathQuery cpsPathQuery) {
- final String xpathRegex = FragmentQueryBuilder.getXpathSqlRegexForQuickFindWithDescendants(cpsPathQuery);
- final List<FragmentExtract> fragmentExtracts = (anchorEntity == ALL_ANCHORS)
- ? fragmentRepository.quickFindWithDescendantsAcrossAnchors(dataspaceEntity.getId(), xpathRegex)
- : fragmentRepository.quickFindWithDescendants(anchorEntity.getId(), xpathRegex);
- final Collection<FragmentEntity> fragmentEntities =
- createFragmentEntitiesFromFragmentExtracts(anchorEntity, fragmentExtracts);
- return createDataNodesFromFragmentEntities(fetchDescendantsOption, fragmentEntities);
- }
-
- private Collection<FragmentEntity> createFragmentEntitiesFromFragmentExtracts(
- final AnchorEntity anchorEntity, final Collection<FragmentExtract> fragmentExtracts) {
- if (anchorEntity == ALL_ANCHORS) {
- final Collection<Integer> anchorIds = fragmentExtracts.stream()
- .map(FragmentExtract::getAnchorId).collect(Collectors.toSet());
- final List<AnchorEntity> anchorEntities = anchorRepository.findAllById(anchorIds);
- final Map<Integer, AnchorEntity> anchorEntityPerId = anchorEntities.stream()
- .collect(Collectors.toMap(AnchorEntity::getId, Function.identity()));
- return FragmentEntityArranger.toFragmentEntityTreesAcrossAnchors(anchorEntityPerId, fragmentExtracts);
- }
- return FragmentEntityArranger.toFragmentEntityTrees(anchorEntity, fragmentExtracts);
- }
-
- private List<DataNode> createDataNodesFromProxiedFragmentEntities(
- final FetchDescendantsOption fetchDescendantsOption,
- final AnchorEntity anchorEntity,
- final Collection<FragmentEntity> proxiedFragmentEntities) {
- final List<DataNode> dataNodes = new ArrayList<>(proxiedFragmentEntities.size());
- for (final FragmentEntity proxiedFragmentEntity : proxiedFragmentEntities) {
- if (FetchDescendantsOption.OMIT_DESCENDANTS.equals(fetchDescendantsOption)) {
- dataNodes.add(toDataNode(proxiedFragmentEntity, fetchDescendantsOption));
- } else {
- final String normalizedXpath = getNormalizedXpath(proxiedFragmentEntity.getXpath());
- final AnchorEntity anchorEntityForFragmentExtract = (anchorEntity == ALL_ANCHORS)
- ? proxiedFragmentEntity.getAnchor() : anchorEntity;
- final Collection<FragmentEntity> unproxiedFragmentEntities =
- buildFragmentEntitiesFromFragmentExtracts(anchorEntityForFragmentExtract, normalizedXpath);
- for (final FragmentEntity unproxiedFragmentEntity : unproxiedFragmentEntities) {
- dataNodes.add(toDataNode(unproxiedFragmentEntity, fetchDescendantsOption));
- }
- }
- }
- return Collections.unmodifiableList(dataNodes);
- }
-
private List<DataNode> createDataNodesFromFragmentEntities(final FetchDescendantsOption fetchDescendantsOption,
final Collection<FragmentEntity> fragmentEntities) {
final List<DataNode> dataNodes = new ArrayList<>(fragmentEntities.size());
.withChildDataNodes(childDataNodes).build();
}
- private Collection<DataNode> toDataNodes(final Collection<FragmentEntity> fragmentEntities,
- final FetchDescendantsOption fetchDescendantsOption) {
- final Collection<DataNode> dataNodes = new ArrayList<>(fragmentEntities.size());
- for (final FragmentEntity fragmentEntity : fragmentEntities) {
- dataNodes.add(toDataNode(fragmentEntity, fetchDescendantsOption));
- }
- return dataNodes;
- }
-
private List<DataNode> getChildDataNodes(final FragmentEntity fragmentEntity,
final FetchDescendantsOption fetchDescendantsOption) {
if (fetchDescendantsOption.hasNext()) {
}
@Override
- public void updateDataLeaves(final String dataspaceName, final String anchorName, final String xpath,
- final Map<String, Serializable> updateLeaves) {
+ public void batchUpdateDataLeaves(final String dataspaceName, final String anchorName,
+ final Map<String, Map<String, Serializable>> updatedLeavesPerXPath) {
final AnchorEntity anchorEntity = getAnchorEntity(dataspaceName, anchorName);
- final FragmentEntity fragmentEntity = getFragmentEntity(anchorEntity, xpath);
- final String currentLeavesAsString = fragmentEntity.getAttributes();
- final String mergedLeaves = mergeLeaves(updateLeaves, currentLeavesAsString);
- fragmentEntity.setAttributes(mergedLeaves);
- fragmentRepository.save(fragmentEntity);
+
+ final Collection<String> xpathsOfUpdatedLeaves = updatedLeavesPerXPath.keySet();
+ final Collection<FragmentEntity> fragmentEntities = getFragmentEntities(anchorEntity, xpathsOfUpdatedLeaves);
+
+ for (final FragmentEntity fragmentEntity : fragmentEntities) {
+ final Map<String, Serializable> updatedLeaves = updatedLeavesPerXPath.get(fragmentEntity.getXpath());
+ final String mergedLeaves = mergeLeaves(updatedLeaves, fragmentEntity.getAttributes());
+ fragmentEntity.setAttributes(mergedLeaves);
+ }
+
+ try {
+ fragmentRepository.saveAll(fragmentEntities);
+ } catch (final StaleStateException staleStateException) {
+ retryUpdateDataNodesIndividually(anchorEntity, fragmentEntities);
+ }
}
@Override
.collect(Collectors.toMap(DataNode::getXpath, dataNode -> dataNode));
final Collection<String> xpaths = xpathToUpdatedDataNode.keySet();
- final Collection<FragmentEntity> existingFragmentEntities =
- getFragmentEntities(anchorEntity, xpaths, FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS);
+ Collection<FragmentEntity> existingFragmentEntities = getFragmentEntities(anchorEntity, xpaths);
+ existingFragmentEntities = fragmentRepository.prefetchDescendantsOfFragmentEntities(
+ FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS, existingFragmentEntities);
for (final FragmentEntity existingFragmentEntity : existingFragmentEntities) {
final DataNode updatedDataNode = xpathToUpdatedDataNode.get(existingFragmentEntity.getXpath());
}
private String mergeLeaves(final Map<String, Serializable> updateLeaves, final String currentLeavesAsString) {
- final Map<String, Serializable> currentLeavesAsMap = currentLeavesAsString.isEmpty()
- ? new HashMap<>() : jsonObjectMapper.convertJsonString(currentLeavesAsString, Map.class);
- currentLeavesAsMap.putAll(updateLeaves);
+ Map<String, Serializable> currentLeavesAsMap = new HashMap<>();
+ if (currentLeavesAsString != null) {
+ currentLeavesAsMap = jsonObjectMapper.convertJsonString(currentLeavesAsString, Map.class);
+ currentLeavesAsMap.putAll(updateLeaves);
+ }
+
if (currentLeavesAsMap.isEmpty()) {
return "";
}