+ private static final String ROOT_XPATH = "/";
+ private static final String ISO_TIMESTAMP_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSZ";
+ private static final DateTimeFormatter ISO_TIMESTAMP_FORMATTER = DateTimeFormatter.ofPattern(ISO_TIMESTAMP_FORMAT);
+
+ private final CpsDataService cpsDataService;
+ private final JsonObjectMapper jsonObjectMapper;
+
+ @Override
+ public ResponseEntity<String> createNode(final String dataspaceName, final String anchorName,
+ final Object jsonData, final String parentNodeXpath, final String observedTimestamp) {
+ final String jsonDataAsString = jsonObjectMapper.asJsonString(jsonData);
+ if (isRootXpath(parentNodeXpath)) {
+ cpsDataService.saveData(dataspaceName, anchorName, jsonDataAsString,
+ toOffsetDateTime(observedTimestamp));
+ } else {
+ cpsDataService.saveData(dataspaceName, anchorName, parentNodeXpath,
+ jsonDataAsString, toOffsetDateTime(observedTimestamp));
+ }
+ return new ResponseEntity<>(HttpStatus.CREATED);
+ }
+
+ @Override
+ public ResponseEntity<Void> deleteDataNode(final String dataspaceName, final String anchorName,
+ final String xpath, final String observedTimestamp) {
+ cpsDataService.deleteDataNode(dataspaceName, anchorName, xpath,
+ toOffsetDateTime(observedTimestamp));
+ return new ResponseEntity<>(HttpStatus.NO_CONTENT);
+ }
+
+ @Override
+ public ResponseEntity<String> addListElements(final String parentNodeXpath,
+ final String dataspaceName, final String anchorName, final Object jsonData, final String observedTimestamp) {
+ cpsDataService.saveListElements(dataspaceName, anchorName, parentNodeXpath,
+ jsonObjectMapper.asJsonString(jsonData), toOffsetDateTime(observedTimestamp));
+ return new ResponseEntity<>(HttpStatus.CREATED);
+ }
+
+ @Override
+ public ResponseEntity<Object> getNodeByDataspaceAndAnchor(final String dataspaceName, final String anchorName,
+ final String xpath, final Boolean includeDescendants) {
+ final FetchDescendantsOption fetchDescendantsOption = Boolean.TRUE.equals(includeDescendants)
+ ? FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS : FetchDescendantsOption.OMIT_DESCENDANTS;
+ final var dataNode = cpsDataService.getDataNode(dataspaceName, anchorName, xpath,
+ fetchDescendantsOption);
+ return new ResponseEntity<>(DataMapUtils.toDataMap(dataNode), HttpStatus.OK);
+ }