CSIT AAI Sim: Impl Service Model Retrieving API

[integration/csit.git] / plans / usecases-pnf-sw-upgrade / pnf-sw-upgrade / sorch / simulator / aai-simulator / src / main / java / org / onap / aaisimulator / controller / ServiceDesignAndCreationController.java

diff --git a/plans/usecases-pnf-sw-upgrade/pnf-sw-upgrade/sorch/simulator/aai-simulator/src/main/java/org/onap/aaisimulator/controller/ServiceDesignAndCreationController.java b/plans/usecases-pnf-sw-upgrade/pnf-sw-upgrade/sorch/simulator/aai-simulator/src/main/java/org/onap/aaisimulator/controller/ServiceDesignAndCreationController.java
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+++ b/plans/usecases-pnf-sw-upgrade/pnf-sw-upgrade/sorch/simulator/aai-simulator/src/main/java/org/onap/aaisimulator/controller/ServiceDesignAndCreationController.java
@@ -0,0 +1,74 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 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.aaisimulator.controller;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import static org.onap.aaisimulator.utils.Constants.SERVICE_DESIGN_AND_CREATION_URL;
+
+/**
+ * @author Eliezio Oliveira (eliezio.oliveira@est.tech)
+ */
+@RestController
+@RequestMapping(path = SERVICE_DESIGN_AND_CREATION_URL)
+public class ServiceDesignAndCreationController {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(ServiceDesignAndCreationController.class);
+
+    @Value("${SERVICE_DESIGN_AND_CREATION_RESPONSES_LOCATION:./}")
+    private String responsesLocation;
+
+    @GetMapping(path = "/models/model/{model-invariant-id}/model-vers",
+            produces = MediaType.APPLICATION_XML_VALUE)
+    public ResponseEntity<String> getModelVers(@PathVariable("model-invariant-id") String modelInvariantId) {
+        Path responsesPath = Paths.get(responsesLocation).toAbsolutePath();
+        LOGGER.info("Will get ModelVer for 'model-invariant-id': {}, looking under {}",
+                modelInvariantId, responsesPath.toString());
+
+        Path responsePath = responsesPath.resolve(modelInvariantId + ".xml");
+        if (!responsePath.toFile().exists()) {
+            LOGGER.error("{} not found", responsePath.toString());
+            return ResponseEntity.notFound().build();
+        }
+        try {
+            String content = new String(Files.readAllBytes(responsePath), StandardCharsets.UTF_8);
+            LOGGER.info("{} found with {} characters", responsePath.toString(), content.length());
+            return ResponseEntity.ok().body(content);
+        } catch (IOException e) {
+            LOGGER.error("Failed to read response from {}: {}}", responsePath.toString(), e.getMessage());
+            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
+        }
+    }
+}