diff options
Diffstat (limited to 'cps-ri/src/main/java')
| -rw-r--r-- | cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java | 127 |
1 files changed, 90 insertions, 37 deletions
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 c57723d322..f924c70453 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 @@ -86,7 +86,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService this.dataspaceRepository = dataspaceRepository; this.anchorRepository = anchorRepository; this.fragmentRepository = fragmentRepository; - this.objectMapper = new ObjectMapper(); + objectMapper = new ObjectMapper(); } private static final Gson GSON = new GsonBuilder().create(); @@ -97,7 +97,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService public void addChildDataNode(final String dataspaceName, final String anchorName, final String parentXpath, final DataNode dataNode) { final FragmentEntity parentFragment = getFragmentByXpath(dataspaceName, anchorName, parentXpath); - final var fragmentEntity = + final FragmentEntity fragmentEntity = toFragmentEntity(parentFragment.getDataspace(), parentFragment.getAnchor(), dataNode); parentFragment.getChildFragments().add(fragmentEntity); try { @@ -131,9 +131,9 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService @Override public void storeDataNode(final String dataspaceName, final String anchorName, final DataNode dataNode) { - final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName); - final var anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName); - final var fragmentEntity = convertToFragmentWithAllDescendants(dataspaceEntity, anchorEntity, + final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName); + final AnchorEntity anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName); + final FragmentEntity fragmentEntity = convertToFragmentWithAllDescendants(dataspaceEntity, anchorEntity, dataNode); try { fragmentRepository.save(fragmentEntity); @@ -153,7 +153,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService */ private static FragmentEntity convertToFragmentWithAllDescendants(final DataspaceEntity dataspaceEntity, final AnchorEntity anchorEntity, final DataNode dataNodeToBeConverted) { - final var parentFragment = toFragmentEntity(dataspaceEntity, anchorEntity, dataNodeToBeConverted); + final FragmentEntity parentFragment = toFragmentEntity(dataspaceEntity, anchorEntity, dataNodeToBeConverted); final Builder<FragmentEntity> childFragmentsImmutableSetBuilder = ImmutableSet.builder(); for (final DataNode childDataNode : dataNodeToBeConverted.getChildDataNodes()) { final FragmentEntity childFragment = @@ -189,14 +189,14 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService @Override public DataNode getDataNode(final String dataspaceName, final String anchorName, final String xpath, final FetchDescendantsOption fetchDescendantsOption) { - final var fragmentEntity = getFragmentByXpath(dataspaceName, anchorName, xpath); + final FragmentEntity fragmentEntity = getFragmentByXpath(dataspaceName, anchorName, xpath); return toDataNode(fragmentEntity, fetchDescendantsOption); } private FragmentEntity getFragmentByXpath(final String dataspaceName, final String anchorName, final String xpath) { - final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName); - final var anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName); + final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName); + final AnchorEntity anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName); if (isRootXpath(xpath)) { return fragmentRepository.findFirstRootByDataspaceAndAnchor(dataspaceEntity, anchorEntity); } else { @@ -208,8 +208,8 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService @Override public List<DataNode> queryDataNodes(final String dataspaceName, final String anchorName, final String cpsPath, final FetchDescendantsOption fetchDescendantsOption) { - final var dataspaceEntity = dataspaceRepository.getByName(dataspaceName); - final var anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName); + final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName); + final AnchorEntity anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName); final CpsPathQuery cpsPathQuery; try { cpsPathQuery = CpsPathQuery.createFrom(cpsPath); @@ -231,11 +231,11 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService private static Set<String> processAncestorXpath(final List<FragmentEntity> fragmentEntities, final CpsPathQuery cpsPathQuery) { final Set<String> ancestorXpath = new HashSet<>(); - final var pattern = + final Pattern pattern = Pattern.compile("([\\s\\S]*\\/" + Pattern.quote(cpsPathQuery.getAncestorSchemaNodeIdentifier()) + REG_EX_FOR_OPTIONAL_LIST_INDEX + "\\/[\\s\\S]*"); for (final FragmentEntity fragmentEntity : fragmentEntities) { - final var matcher = pattern.matcher(fragmentEntity.getXpath()); + final Matcher matcher = pattern.matcher(fragmentEntity.getXpath()); if (matcher.matches()) { ancestorXpath.add(matcher.group(1)); } @@ -276,15 +276,14 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService @Override public void updateDataLeaves(final String dataspaceName, final String anchorName, final String xpath, final Map<String, Object> leaves) { - final var fragmentEntity = getFragmentByXpath(dataspaceName, anchorName, xpath); + final FragmentEntity fragmentEntity = getFragmentByXpath(dataspaceName, anchorName, xpath); fragmentEntity.setAttributes(GSON.toJson(leaves)); fragmentRepository.save(fragmentEntity); } @Override - public void replaceDataNodeTree(final String dataspaceName, final String anchorName, - final DataNode dataNode) { - final var fragmentEntity = getFragmentByXpath(dataspaceName, anchorName, dataNode.getXpath()); + public void replaceDataNodeTree(final String dataspaceName, final String anchorName, final DataNode dataNode) { + final FragmentEntity fragmentEntity = getFragmentByXpath(dataspaceName, anchorName, dataNode.getXpath()); replaceDataNodeTree(fragmentEntity, dataNode); try { fragmentRepository.save(fragmentEntity); @@ -296,51 +295,105 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService } } - private void replaceDataNodeTree(final FragmentEntity existingFragmentEntity, final DataNode submittedDataNode) { + private static void replaceDataNodeTree(final FragmentEntity existingFragmentEntity, + final DataNode submittedDataNode) { existingFragmentEntity.setAttributes(GSON.toJson(submittedDataNode.getLeaves())); final Map<String, FragmentEntity> existingChildrenByXpath = existingFragmentEntity.getChildFragments() .stream().collect(Collectors.toMap(FragmentEntity::getXpath, childFragmentEntity -> childFragmentEntity)); - final var updatedChildFragments = new HashSet<FragmentEntity>(); + final Collection updatedChildFragments = new HashSet<FragmentEntity>(); for (final DataNode submittedChildDataNode : submittedDataNode.getChildDataNodes()) { final FragmentEntity childFragment; - if (existingChildrenByXpath.containsKey(submittedChildDataNode.getXpath())) { - childFragment = existingChildrenByXpath.get(submittedChildDataNode.getXpath()); - replaceDataNodeTree(childFragment, submittedChildDataNode); - } else { + if (isNewDataNode(submittedChildDataNode, existingChildrenByXpath)) { childFragment = convertToFragmentWithAllDescendants( existingFragmentEntity.getDataspace(), existingFragmentEntity.getAnchor(), submittedChildDataNode); + } else { + childFragment = existingChildrenByXpath.get(submittedChildDataNode.getXpath()); + replaceDataNodeTree(childFragment, submittedChildDataNode); } updatedChildFragments.add(childFragment); } - existingFragmentEntity.setChildFragments(updatedChildFragments); + existingFragmentEntity.getChildFragments().clear(); + existingFragmentEntity.getChildFragments().addAll(updatedChildFragments); } @Override @Transactional public void replaceListDataNodes(final String dataspaceName, final String anchorName, final String parentNodeXpath, - final Collection<DataNode> dataNodes) { - final var parentEntity = getFragmentByXpath(dataspaceName, anchorName, parentNodeXpath); - final var firstChildNodeXpath = dataNodes.iterator().next().getXpath(); - final var listNodeXpath = firstChildNodeXpath.substring(0, firstChildNodeXpath.lastIndexOf("[")); - removeListNodeDescendants(parentEntity, listNodeXpath); - final Set<FragmentEntity> childFragmentEntities = dataNodes.stream().map( - dataNode -> convertToFragmentWithAllDescendants( - parentEntity.getDataspace(), parentEntity.getAnchor(), dataNode) - ).collect(Collectors.toUnmodifiableSet()); - parentEntity.getChildFragments().addAll(childFragmentEntities); + final Collection<DataNode> replacementDataNodes) { + final FragmentEntity parentEntity = getFragmentByXpath(dataspaceName, anchorName, parentNodeXpath); + final String listNodeXpathPrefix = getListNodeXpathPrefix(replacementDataNodes); + final Map<String, FragmentEntity> existingListElementFragmentEntitiesByXPath = + extractListElementFragmentEntitiesByXPath(parentEntity.getChildFragments(), listNodeXpathPrefix); + removeExistingListElements(parentEntity.getChildFragments(), existingListElementFragmentEntitiesByXPath); + final Set<FragmentEntity> updatedChildFragmentEntities = new HashSet<>(); + for (final DataNode replacementDataNode : replacementDataNodes) { + final FragmentEntity existingListNodeElementEntity = + existingListElementFragmentEntitiesByXPath.get(replacementDataNode.getXpath()); + final FragmentEntity entityToBeAdded = getFragmentForReplacement(parentEntity, replacementDataNode, + existingListNodeElementEntity); + + updatedChildFragmentEntities.add(entityToBeAdded); + } + parentEntity.getChildFragments().addAll(updatedChildFragmentEntities); fragmentRepository.save(parentEntity); } + private static void removeExistingListElements( + final Collection<FragmentEntity> fragmentEntities, + final Map<String, FragmentEntity> existingListElementFragmentEntitiesByXPath) { + fragmentEntities.removeAll(existingListElementFragmentEntitiesByXPath.values()); + } + + private static String getListNodeXpathPrefix(final Collection<DataNode> replacementDataNodes) { + final String firstChildNodeXpath = replacementDataNodes.iterator().next().getXpath(); + return firstChildNodeXpath.substring(0, firstChildNodeXpath.lastIndexOf("[") + 1); + } + + private static FragmentEntity getFragmentForReplacement(final FragmentEntity parentEntity, + final DataNode replacementDataNode, + final FragmentEntity existingListNodeElementEntity) { + if (existingListNodeElementEntity == null) { + return convertToFragmentWithAllDescendants( + parentEntity.getDataspace(), parentEntity.getAnchor(), replacementDataNode); + } + if (replacementDataNode.getChildDataNodes().isEmpty()) { + copyAttributesFromReplacementDataNode(existingListNodeElementEntity, replacementDataNode); + existingListNodeElementEntity.getChildFragments().clear(); + } else { + replaceDataNodeTree(existingListNodeElementEntity, replacementDataNode); + } + return existingListNodeElementEntity; + } + + private static boolean isNewDataNode(final DataNode replacementDataNode, + final Map<String, FragmentEntity> existingListNodeElementsByXpath) { + return !existingListNodeElementsByXpath.containsKey(replacementDataNode.getXpath()); + } + + private static void copyAttributesFromReplacementDataNode(final FragmentEntity existingListNodeElementEntity, + final DataNode replacementDataNode) { + final FragmentEntity replacementFragmentEntity = + FragmentEntity.builder().attributes(GSON.toJson(replacementDataNode.getLeaves())).build(); + existingListNodeElementEntity.setAttributes(replacementFragmentEntity.getAttributes()); + } + + private static Map<String, FragmentEntity> extractListElementFragmentEntitiesByXPath( + final Set<FragmentEntity> childEntities, final String listNodeXpathPrefix) { + return childEntities.stream() + .filter(fragmentEntity -> fragmentEntity.getXpath().startsWith(listNodeXpathPrefix)) + .collect(Collectors.toMap(FragmentEntity::getXpath, fragmentEntity -> fragmentEntity)); + } + @Override @Transactional public void deleteListDataNodes(final String dataspaceName, final String anchorName, final String listNodeXpath) { - final var parentNodeXpath = listNodeXpath.substring(0, listNodeXpath.lastIndexOf('/')); - final var parentEntity = getFragmentByXpath(dataspaceName, anchorName, parentNodeXpath); - final var descendantNode = listNodeXpath.substring(listNodeXpath.lastIndexOf('/')); + final String parentNodeXpath = listNodeXpath.substring(0, listNodeXpath.lastIndexOf('/')); + final FragmentEntity parentEntity = getFragmentByXpath(dataspaceName, anchorName, parentNodeXpath); + final String descendantNode = listNodeXpath.substring(listNodeXpath.lastIndexOf('/')); final Matcher descendantNodeHasListNodeKey = Pattern.compile(REG_EX_FOR_LIST_NODE_KEY).matcher(descendantNode); final boolean xpathPointsToAValidChildNodeWithKey = parentEntity.getChildFragments().stream().anyMatch( |