diff options
Diffstat (limited to 'cps-service/src/main/java/org/onap/cps/api/CpsDataService.java')
-rw-r--r-- | cps-service/src/main/java/org/onap/cps/api/CpsDataService.java | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/cps-service/src/main/java/org/onap/cps/api/CpsDataService.java b/cps-service/src/main/java/org/onap/cps/api/CpsDataService.java index a8f49655a..7960d12ef 100644 --- a/cps-service/src/main/java/org/onap/cps/api/CpsDataService.java +++ b/cps-service/src/main/java/org/onap/cps/api/CpsDataService.java @@ -1,6 +1,7 @@ /* * ============LICENSE_START======================================================= * Copyright (C) 2020 Nordix Foundation + * Modifications Copyright (C) 2021 Pantheon.tech * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -20,12 +21,15 @@ package org.onap.cps.api; import org.checkerframework.checker.nullness.qual.NonNull; +import org.onap.cps.spi.FetchDescendantsOption; import org.onap.cps.spi.exceptions.DataValidationException; +import org.onap.cps.spi.model.DataNode; /* * Datastore interface for handling CPS data. */ public interface CpsDataService { + /** * Persists data for the given anchor and dataspace. * @@ -35,4 +39,18 @@ public interface CpsDataService { * @throws DataValidationException when json data is invalid */ void saveData(@NonNull String dataspaceName, @NonNull String anchorName, @NonNull String jsonData); + + /** + * Retrieves datanode by XPath for given dataspace and anchor. + * + * @param dataspaceName dataspace name + * @param anchorName anchor name + * @param xpath xpath + * @param fetchDescendantsOption defines the scope of data to fetch: either single node or all the descendant nodes + * (recursively) as well + * @return data node object + */ + DataNode getDataNode(@NonNull String dataspaceName, @NonNull String anchorName, @NonNull String xpath, + @NonNull FetchDescendantsOption fetchDescendantsOption); + } |