+ /**
+ * Stores a schema set from new modules and existing modules.
+ *
+ * @param dataspaceName Dataspace name
+ * @param schemaSetName Schema set name
+ * @param newModuleNameToContentMap YANG resources map where key is a module name and value is content
+ * @param moduleReferences List of YANG resources module references
+ */
+ void storeSchemaSetFromModules(String dataspaceName, String schemaSetName,
+ Map<String, String> newModuleNameToContentMap, Collection<ModuleReference> moduleReferences);
+
+ /**
+ * Deletes Schema Set.
+ *
+ * @param dataspaceName dataspace name
+ * @param schemaSetName schema set name
+ */
+ void deleteSchemaSet(String dataspaceName, String schemaSetName);
+
+ /**
+ * Returns YANG resources per specific dataspace / schemaSetName.
+ *
+ * @param dataspaceName dataspace name
+ * @param schemaSetName schema set name
+ * @return YANG resources (files) map where key is a name and value is content
+ */
+ Map<String, String> getYangSchemaResources(String dataspaceName, String schemaSetName);
+
+ /**
+ * Returns YANG resources per specific dataspace / anchorName.
+ *
+ * @param dataspaceName dataspace name
+ * @param anchorName anchor name
+ * @return YANG resources (files) map where key is a name and value is content
+ */
+ Map<String, String> getYangSchemaSetResources(String dataspaceName, String anchorName);
+
+ /**
+ * Returns YANG resources module references for the given dataspace name.
+ *
+ * @param dataspaceName dataspace name
+ * @return Collection of all YANG resources module information in the database
+ */
+ Collection<ModuleReference> getYangResourceModuleReferences(String dataspaceName);
+
+ /**
+ * Get YANG resource module references for the given anchor name and dataspace name.
+ *
+ * @param dataspaceName dataspace name
+ * @param anchorName anchor name
+ * @return a collection of module names and revisions
+ */
+ Collection<ModuleReference> getYangResourceModuleReferences(String dataspaceName, String anchorName);
+
+ /**
+ * Remove unused Yang Resource Modules.
+ */
+ void deleteUnusedYangResourceModules();
+
+ /**
+ * Identify new module references from those returned by a node compared to what is in CPS already.
+ * The system will ignore the namespace of all module references.
+ *
+ * @param moduleReferencesToCheck the module references ot check
+ * @returns Collection of {@link ModuleReference} (namespace will be always blank)
+ *
+ */
+ Collection<ModuleReference> identifyNewModuleReferences(
+ Collection<ModuleReference> moduleReferencesToCheck);
+