1 files changed, 49 insertions, 0 deletions
diff --git a/cps-service/src/main/java/org/onap/cps/spi/DataPersistencyService.java b/cps-service/src/main/java/org/onap/cps/spi/DataPersistencyService.java
new file mode 100644
index 000000000..ce51f40ac
--- /dev/null
+++ b/cps-service/src/main/java/org/onap/cps/spi/DataPersistencyService.java
@@ -0,0 +1,49 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.spi;
+
+/**
+ * Defines methods to access and manipulate data using the chosen database solution.
+ */
+public interface DataPersistencyService {
+
+    /**
+     * Store the JSON structure in the database.
+     *
+     * @param jsonStructure the JSON structure.
+     * @return jsonEntityID the ID of the JSON entity.
+     */
+    Integer storeJsonStructure(final String jsonStructure);
+
+    /**
+     * Get the JSON structure from the database using the entity identifier.
+     *
+     * @param jsonStructureId the json entity identifier.
+     * @return a JSON Structure.
+     */
+    String getJsonById(int jsonStructureId);
+
+    /**
+     * Delete the JSON structure from the database using the entity identifier.
+     *
+     * @param jsonStructureId the json entity identifier.
+     */
+    void deleteJsonById(int jsonStructureId);
+}
+\ No newline at end of file