X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=cps-ri%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fcps%2Fspi%2Fimpl%2FCpsDataPersistenceServiceImpl.java;h=f904e8bddd8d8ee8dcf3a09326e71c33596da85d;hb=16e9ea97a6a46f3e59cf600a528953c9c0e8e48c;hp=369e5289b1a810fad8d32db7319c60f2582a7180;hpb=13237bbca932741b8ff3061bc79a9c45d38d80d5;p=cps.git diff --git a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java index 369e5289b..f904e8bdd 100644 --- a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java +++ b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java @@ -51,10 +51,7 @@ import org.onap.cps.spi.FetchDescendantsOption; 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.exceptions.CpsAdminException; import org.onap.cps.spi.exceptions.CpsPathException; @@ -64,7 +61,6 @@ import org.onap.cps.spi.model.DataNode; 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; @@ -82,17 +78,10 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService private final JsonObjectMapper jsonObjectMapper; private final SessionManager sessionManager; - private static final String REG_EX_FOR_OPTIONAL_LIST_INDEX = "(\\[@[\\s\\S]+?])?)"; + private static final String REG_EX_FOR_OPTIONAL_LIST_INDEX = "(\\[@.+?])?)"; 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 dataNodes) { @@ -115,12 +104,12 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService for (final Collection newList : newLists) { try { addChildrenDataNodes(anchorEntity, parentNodeXpath, newList); - } catch (final AlreadyDefinedExceptionBatch e) { - failedXpaths.addAll(e.getAlreadyDefinedXpaths()); + } catch (final AlreadyDefinedException alreadyDefinedException) { + failedXpaths.addAll(alreadyDefinedException.getAlreadyDefinedObjectNames()); } } if (!failedXpaths.isEmpty()) { - throw new AlreadyDefinedExceptionBatch(failedXpaths); + throw AlreadyDefinedException.forDataNodes(failedXpaths, anchorEntity.getName()); } } @@ -131,8 +120,9 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService newChildAsFragmentEntity.setParentId(parentFragmentEntity.getId()); try { fragmentRepository.save(newChildAsFragmentEntity); - } catch (final DataIntegrityViolationException e) { - throw AlreadyDefinedException.forDataNode(newChild.getXpath(), anchorEntity.getName(), e); + } catch (final DataIntegrityViolationException dataIntegrityViolationException) { + throw AlreadyDefinedException.forDataNodes(Collections.singletonList(newChild.getXpath()), + anchorEntity.getName()); } } @@ -148,9 +138,9 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService fragmentEntities.add(newChildAsFragmentEntity); } fragmentRepository.saveAll(fragmentEntities); - } catch (final DataIntegrityViolationException e) { + } catch (final DataIntegrityViolationException dataIntegrityViolationException) { log.warn("Exception occurred : {} , While saving : {} children, retrying using individual save operations", - e, fragmentEntities.size()); + dataIntegrityViolationException, fragmentEntities.size()); retrySavingEachChildIndividually(anchorEntity, parentNodeXpath, newChildren); } } @@ -161,20 +151,15 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService for (final DataNode newChild : newChildren) { try { addNewChildDataNode(anchorEntity, parentNodeXpath, newChild); - } catch (final AlreadyDefinedException e) { + } catch (final AlreadyDefinedException alreadyDefinedException) { failedXpaths.add(newChild.getXpath()); } } if (!failedXpaths.isEmpty()) { - throw new AlreadyDefinedExceptionBatch(failedXpaths); + throw AlreadyDefinedException.forDataNodes(failedXpaths, anchorEntity.getName()); } } - @Override - public void storeDataNode(final String dataspaceName, final String anchorName, final DataNode dataNode) { - storeDataNodes(dataspaceName, anchorName, Collections.singletonList(dataNode)); - } - @Override public void storeDataNodes(final String dataspaceName, final String anchorName, final Collection dataNodes) { @@ -199,12 +184,12 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService try { final FragmentEntity fragmentEntity = convertToFragmentWithAllDescendants(anchorEntity, dataNode); fragmentRepository.save(fragmentEntity); - } catch (final DataIntegrityViolationException e) { + } catch (final DataIntegrityViolationException dataIntegrityViolationException) { failedXpaths.add(dataNode.getXpath()); } } if (!failedXpaths.isEmpty()) { - throw new AlreadyDefinedExceptionBatch(failedXpaths); + throw AlreadyDefinedException.forDataNodes(failedXpaths, anchorEntity.getName()); } } @@ -230,7 +215,6 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService 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())) @@ -259,42 +243,42 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService final Collection xpaths, final FetchDescendantsOption fetchDescendantsOption) { final AnchorEntity anchorEntity = getAnchorEntity(dataspaceName, anchorName); - final Collection fragmentEntities = - getFragmentEntities(anchorEntity, xpaths, fetchDescendantsOption); - return toDataNodes(fragmentEntities, fetchDescendantsOption); + Collection fragmentEntities = getFragmentEntities(anchorEntity, xpaths); + fragmentEntities = fragmentRepository.prefetchDescendantsOfFragmentEntities(fetchDescendantsOption, + fragmentEntities); + return createDataNodesFromFragmentEntities(fetchDescendantsOption, fragmentEntities); } private Collection getFragmentEntities(final AnchorEntity anchorEntity, - final Collection xpaths, - final FetchDescendantsOption fetchDescendantsOption) { - final Collection nonRootXpaths = new HashSet<>(xpaths); - final boolean haveRootXpath = nonRootXpaths.removeIf(CpsDataPersistenceServiceImpl::isRootXpath); + final Collection xpaths) { + final Collection normalizedXpaths = getNormalizedXpaths(xpaths); - final Collection normalizedXpaths = new HashSet<>(nonRootXpaths.size()); - for (final String xpath : nonRootXpaths) { - try { - normalizedXpaths.add(CpsPathUtil.getNormalizedXpath(xpath)); - } catch (final PathParsingException e) { - log.warn("Error parsing xpath \"{}\": {}", xpath, e.getMessage()); + final boolean haveRootXpath = normalizedXpaths.removeIf(CpsDataPersistenceServiceImpl::isRootXpath); + + final List fragmentEntities = fragmentRepository.findByAnchorAndXpathIn(anchorEntity, + normalizedXpaths); + + for (final FragmentEntity fragmentEntity : fragmentEntities) { + normalizedXpaths.remove(fragmentEntity.getXpath()); + } + + for (final String xpath : normalizedXpaths) { + if (!CpsPathUtil.isPathToListElement(xpath)) { + fragmentEntities.addAll(fragmentRepository.findListByAnchorAndXpath(anchorEntity, xpath)); } } + if (haveRootXpath) { - normalizedXpaths.addAll(fragmentRepository.findAllXpathByAnchorAndParentIdIsNull(anchorEntity)); + fragmentEntities.addAll(fragmentRepository.findRootsByAnchorId(anchorEntity.getId())); } - final List fragmentExtracts = - fragmentRepository.findExtractsWithDescendants(anchorEntity.getId(), normalizedXpaths, - fetchDescendantsOption.getDepth()); - - return FragmentEntityArranger.toFragmentEntityTrees(anchorEntity, fragmentExtracts); + return fragmentEntities; } private FragmentEntity getFragmentEntity(final AnchorEntity anchorEntity, final String xpath) { final FragmentEntity fragmentEntity; if (isRootXpath(xpath)) { - final List 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)); } @@ -304,99 +288,46 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService return fragmentEntity; } - private Collection buildFragmentEntitiesFromFragmentExtracts(final AnchorEntity anchorEntity, - final String normalizedXpath) { - final List 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") public List queryDataNodes(final String dataspaceName, final String anchorName, final String cpsPath, final FetchDescendantsOption fetchDescendantsOption) { - final AnchorEntity anchorEntity = (Strings.isNullOrEmpty(anchorName)) ? ALL_ANCHORS - : getAnchorEntity(dataspaceName, anchorName); + final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName); + final AnchorEntity anchorEntity = Strings.isNullOrEmpty(anchorName) ? ALL_ANCHORS + : anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName); final CpsPathQuery cpsPathQuery; try { cpsPathQuery = CpsPathUtil.getCpsPathQuery(cpsPath); - } catch (final PathParsingException e) { - throw new CpsPathException(e.getMessage()); + } catch (final PathParsingException pathParsingException) { + throw new CpsPathException(pathParsingException.getMessage()); } Collection fragmentEntities; - if (canUseRegexQuickFind(fetchDescendantsOption, cpsPathQuery)) { - return getDataNodesUsingRegexQuickFind(fetchDescendantsOption, anchorEntity, cpsPathQuery); + if (anchorEntity == ALL_ANCHORS) { + fragmentEntities = fragmentRepository.findByDataspaceAndCpsPath(dataspaceEntity, cpsPathQuery); + } else { + fragmentEntities = fragmentRepository.findByAnchorAndCpsPath(anchorEntity, cpsPathQuery); } - fragmentEntities = (anchorEntity == ALL_ANCHORS) ? fragmentRepository.findByCpsPath(cpsPathQuery) - : fragmentRepository.findByAnchorAndCpsPath(anchorEntity.getId(), cpsPathQuery); if (cpsPathQuery.hasAncestorAxis()) { final Collection ancestorXpaths = processAncestorXpath(fragmentEntities, cpsPathQuery); - fragmentEntities = (anchorEntity == ALL_ANCHORS) ? getAncestorFragmentEntitiesAcrossAnchors(cpsPathQuery, - fragmentEntities) : getFragmentEntities(anchorEntity, ancestorXpaths, fetchDescendantsOption); + if (anchorEntity == ALL_ANCHORS) { + fragmentEntities = fragmentRepository.findByDataspaceAndXpathIn(dataspaceEntity, ancestorXpaths); + } else { + fragmentEntities = fragmentRepository.findByAnchorAndXpathIn(anchorEntity, ancestorXpaths); + } } - return createDataNodesFromProxiedFragmentEntities(fetchDescendantsOption, anchorEntity, fragmentEntities); + fragmentEntities = fragmentRepository.prefetchDescendantsOfFragmentEntities(fetchDescendantsOption, + fragmentEntities); + return createDataNodesFromFragmentEntities(fetchDescendantsOption, fragmentEntities); } @Override public List queryDataNodesAcrossAnchors(final String dataspaceName, final String cpsPath, - final FetchDescendantsOption fetchDescendantsOption) { + final FetchDescendantsOption fetchDescendantsOption) { 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.hasLeafConditions() - && !cpsPathQuery.hasTextFunctionCondition(); - } - - private List getDataNodesUsingRegexQuickFind(final FetchDescendantsOption fetchDescendantsOption, - final AnchorEntity anchorEntity, - final CpsPathQuery cpsPathQuery) { - Collection fragmentEntities; - final String xpathRegex = FragmentQueryBuilder.getXpathSqlRegex(cpsPathQuery, true); - final List fragmentExtracts = (anchorEntity == ALL_ANCHORS) - ? fragmentRepository.quickFindWithDescendantsAcrossAnchor(xpathRegex) : - fragmentRepository.quickFindWithDescendants(anchorEntity.getId(), xpathRegex); - fragmentEntities = FragmentEntityArranger.toFragmentEntityTrees(anchorEntity, fragmentExtracts); - if (cpsPathQuery.hasAncestorAxis()) { - final Collection ancestorXpaths = processAncestorXpath(fragmentEntities, cpsPathQuery); - fragmentEntities = (anchorEntity == ALL_ANCHORS) ? getAncestorFragmentEntitiesAcrossAnchors(cpsPathQuery, - fragmentEntities) : getFragmentEntities(anchorEntity, ancestorXpaths, fetchDescendantsOption); - } - return createDataNodesFromFragmentEntities(fetchDescendantsOption, fragmentEntities); - } - - private Collection getAncestorFragmentEntitiesAcrossAnchors(final CpsPathQuery cpsPathQuery, - final Collection fragmentEntities) { - final Collection ancestorXpaths = processAncestorXpath(fragmentEntities, cpsPathQuery); - return ancestorXpaths.isEmpty() ? Collections.emptyList() : fragmentRepository.findAllByXpathIn(ancestorXpaths); - } - - private List createDataNodesFromProxiedFragmentEntities( - final FetchDescendantsOption fetchDescendantsOption, - final AnchorEntity anchorEntity, - final Collection proxiedFragmentEntities) { - final List 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 unproxiedFragmentEntities = - buildFragmentEntitiesFromFragmentExtracts(anchorEntityForFragmentExtract, normalizedXpath); - for (final FragmentEntity unproxiedFragmentEntity : unproxiedFragmentEntities) { - dataNodes.add(toDataNode(unproxiedFragmentEntity, fetchDescendantsOption)); - } - } - } - return Collections.unmodifiableList(dataNodes); - } - private List createDataNodesFromFragmentEntities(final FetchDescendantsOption fetchDescendantsOption, final Collection fragmentEntities) { final List dataNodes = new ArrayList<>(fragmentEntities.size()); @@ -412,11 +343,23 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService } try { return CpsPathUtil.getNormalizedXpath(xpathSource); - } catch (final PathParsingException e) { - throw new CpsPathException(e.getMessage()); + } catch (final PathParsingException pathParsingException) { + throw new CpsPathException(pathParsingException.getMessage()); } } + private static Collection getNormalizedXpaths(final Collection xpaths) { + final Collection normalizedXpaths = new HashSet<>(xpaths.size()); + for (final String xpath : xpaths) { + try { + normalizedXpaths.add(getNormalizedXpath(xpath)); + } catch (final CpsPathException cpsPathException) { + log.warn("Error parsing xpath \"{}\": {}", xpath, cpsPathException.getMessage()); + } + } + return normalizedXpaths; + } + @Override public String startSession() { return sessionManager.startSession(); @@ -437,8 +380,8 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService final CpsPathQuery cpsPathQuery) { final Set ancestorXpath = new HashSet<>(); final Pattern pattern = - Pattern.compile("([\\s\\S]*/" + Pattern.quote(cpsPathQuery.getAncestorSchemaNodeIdentifier()) - + REG_EX_FOR_OPTIONAL_LIST_INDEX + "/[\\s\\S]*"); + Pattern.compile("(.*/" + Pattern.quote(cpsPathQuery.getAncestorSchemaNodeIdentifier()) + + REG_EX_FOR_OPTIONAL_LIST_INDEX + "/.*"); for (final FragmentEntity fragmentEntity : fragmentEntities) { final Matcher matcher = pattern.matcher(fragmentEntity.getXpath()); if (matcher.matches()) { @@ -463,15 +406,6 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService .withChildDataNodes(childDataNodes).build(); } - private Collection toDataNodes(final Collection fragmentEntities, - final FetchDescendantsOption fetchDescendantsOption) { - final Collection dataNodes = new ArrayList<>(fragmentEntities.size()); - for (final FragmentEntity fragmentEntity : fragmentEntities) { - dataNodes.add(toDataNode(fragmentEntity, fetchDescendantsOption)); - } - return dataNodes; - } - private List getChildDataNodes(final FragmentEntity fragmentEntity, final FetchDescendantsOption fetchDescendantsOption) { if (fetchDescendantsOption.hasNext()) { @@ -483,28 +417,23 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService } @Override - public void updateDataLeaves(final String dataspaceName, final String anchorName, final String xpath, - final Map updateLeaves) { + public void batchUpdateDataLeaves(final String dataspaceName, final String anchorName, + final Map> 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); - } - @Override - public void updateDataNodeAndDescendants(final String dataspaceName, final String anchorName, - final DataNode dataNode) { - final AnchorEntity anchorEntity = getAnchorEntity(dataspaceName, anchorName); - final FragmentEntity fragmentEntity = getFragmentEntity(anchorEntity, dataNode.getXpath()); - updateFragmentEntityAndDescendantsWithDataNode(fragmentEntity, dataNode); + final Collection xpathsOfUpdatedLeaves = updatedLeavesPerXPath.keySet(); + final Collection fragmentEntities = getFragmentEntities(anchorEntity, xpathsOfUpdatedLeaves); + + for (final FragmentEntity fragmentEntity : fragmentEntities) { + final Map updatedLeaves = updatedLeavesPerXPath.get(fragmentEntity.getXpath()); + final String mergedLeaves = mergeLeaves(updatedLeaves, fragmentEntity.getAttributes()); + fragmentEntity.setAttributes(mergedLeaves); + } + try { - fragmentRepository.save(fragmentEntity); + fragmentRepository.saveAll(fragmentEntities); } catch (final StaleStateException staleStateException) { - throw new ConcurrencyException("Concurrent Transactions", - String.format("dataspace :'%s', Anchor : '%s' and xpath: '%s' is updated by another transaction.", - dataspaceName, anchorName, dataNode.getXpath())); + retryUpdateDataNodesIndividually(anchorEntity, fragmentEntities); } } @@ -517,8 +446,9 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService .collect(Collectors.toMap(DataNode::getXpath, dataNode -> dataNode)); final Collection xpaths = xpathToUpdatedDataNode.keySet(); - final Collection existingFragmentEntities = - getFragmentEntities(anchorEntity, xpaths, FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS); + Collection existingFragmentEntities = getFragmentEntities(anchorEntity, xpaths); + existingFragmentEntities = fragmentRepository.prefetchDescendantsOfFragmentEntities( + FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS, existingFragmentEntities); for (final FragmentEntity existingFragmentEntity : existingFragmentEntities) { final DataNode updatedDataNode = xpathToUpdatedDataNode.get(existingFragmentEntity.getXpath()); @@ -538,7 +468,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService for (final FragmentEntity dataNodeFragment : fragmentEntities) { try { fragmentRepository.save(dataNodeFragment); - } catch (final StaleStateException e) { + } catch (final StaleStateException staleStateException) { failedXpaths.add(dataNodeFragment.getXpath()); } } @@ -630,15 +560,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService final AnchorEntity anchorEntity = getAnchorEntity(dataspaceName, anchorName); - final Collection deleteChecklist = new HashSet<>(xpathsToDelete.size()); - for (final String xpath : xpathsToDelete) { - try { - deleteChecklist.add(CpsPathUtil.getNormalizedXpath(xpath)); - } catch (final PathParsingException e) { - log.warn("Error parsing xpath \"{}\": {}", xpath, e.getMessage()); - } - } - + final Collection deleteChecklist = getNormalizedXpaths(xpathsToDelete); final Collection xpathsToExistingContainers = fragmentRepository.findAllXpathByAnchorAndXpathIn(anchorEntity, deleteChecklist); if (onlySupportListDeletion) { @@ -735,9 +657,12 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService } private String mergeLeaves(final Map updateLeaves, final String currentLeavesAsString) { - final Map currentLeavesAsMap = currentLeavesAsString.isEmpty() - ? new HashMap<>() : jsonObjectMapper.convertJsonString(currentLeavesAsString, Map.class); - currentLeavesAsMap.putAll(updateLeaves); + Map currentLeavesAsMap = new HashMap<>(); + if (currentLeavesAsString != null) { + currentLeavesAsMap = jsonObjectMapper.convertJsonString(currentLeavesAsString, Map.class); + currentLeavesAsMap.putAll(updateLeaves); + } + if (currentLeavesAsMap.isEmpty()) { return ""; }