adding catalog-service for mod2

Issue-ID: DCAEGEN2-2317
Change-Id: I8a0a85a1db2512744b41efa0a22617747642747d
Signed-off-by: Dhrumin Desai <dd303q@att.com>

1 files changed, 40 insertions, 0 deletions

diff --git a/mod2/catalog-service/src/main/java/org/onap/dcaegen2/platform/mod/web/service/microserviceinstance/MsInstanceGateway.java b/mod2/catalog-service/src/main/java/org/onap/dcaegen2/platform/mod/web/service/microserviceinstance/MsInstanceGateway.java
new file mode 100644
index 0000000..12a510a
--- /dev/null
+++ b/mod2/catalog-service/src/main/java/org/onap/dcaegen2/platform/mod/web/service/microserviceinstance/MsInstanceGateway.java
@@ -0,0 +1,40 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  org.onap.dcae
+ *  ================================================================================
+ *  Copyright (c) 2020 AT&T Intellectual Property. All rights reserved.
+ *  ================================================================================
+ *  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.
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.onap.dcaegen2.platform.mod.web.service.microserviceinstance;
+
+import org.onap.dcaegen2.platform.mod.model.microserviceinstance.MsInstance;
+
+import java.util.List;
+import java.util.Optional;
+
+/**
+ * An interface to interact with MsInstance persistence
+ */
+public interface MsInstanceGateway {
+
+    Optional<MsInstance> findByNameAndRelease(String name, String release);
+
+    Optional<MsInstance> findById(String msInstanceId);
+
+    List<MsInstance> findAll();
+
+    MsInstance save(MsInstance msInstance);
+}