package org.onap.cps.api;
+import java.util.Collection;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.onap.cps.spi.FetchDescendantsOption;
+import org.onap.cps.spi.model.DataNode;
+
/*
* Query interface for handling cps queries.
*/
public interface CpsQueryService {
+ /**
+ * Get data nodes for the given dataspace and anchor by cps path.
+ *
+ * @param dataspaceName dataspace name
+ * @param anchorName anchor name
+ * @param cpsPath cps path
+ * @param fetchDescendantsOption defines whether the descendants of the node(s) found by the query should be
+ * included in the output
+ * @return a collection of data nodes
+ */
+ Collection<DataNode> queryDataNodes(@NonNull String dataspaceName, @NonNull String anchorName,
+ @NonNull String cpsPath, @NonNull FetchDescendantsOption fetchDescendantsOption);
+
}