PoC Contract Stubs NCMP Rest Endpoints

  Stubs defined for cmHandleSearch and passthrough operational

Issue-ID: CPS-919
Signed-off-by: puthuparambil.aditya <aditya.puthuparambil@bell.ca>
Change-Id: I4fd7bee8fa70ed237f74c721068ffa39817d5c7a

2 files changed, 204 insertions, 0 deletions

diff --git a/cps-ncmp-rest-stub/src/main/java/org/onap/cps/ncmp/rest/stub/Application.java b/cps-ncmp-rest-stub/src/main/java/org/onap/cps/ncmp/rest/stub/Application.java
new file mode 100644
index 0000000000..0f0035dab5
--- /dev/null
+++ b/cps-ncmp-rest-stub/src/main/java/org/onap/cps/ncmp/rest/stub/Application.java
@@ -0,0 +1,32 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2022 Bell Canada.
+ * ================================================================================
+ * 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.ncmp.rest.stub;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+
+    public static void main(final String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+}
diff --git a/cps-ncmp-rest-stub/src/main/java/org/onap/cps/ncmp/rest/stub/controller/NetworkCmProxyStubController.java b/cps-ncmp-rest-stub/src/main/java/org/onap/cps/ncmp/rest/stub/controller/NetworkCmProxyStubController.java
new file mode 100644
index 0000000000..6362cf1e15
--- /dev/null
+++ b/cps-ncmp-rest-stub/src/main/java/org/onap/cps/ncmp/rest/stub/controller/NetworkCmProxyStubController.java
@@ -0,0 +1,172 @@
+/*
+ *  ============LICENSE_START=======================================================
+ *  Copyright (C) 2022 Bell Canada
+ *  ================================================================================
+ *  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.ncmp.rest.stub.controller;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+import javax.validation.Valid;
+import javax.validation.constraints.NotNull;
+import lombok.extern.slf4j.Slf4j;
+import org.onap.cps.ncmp.rest.api.NetworkCmProxyApi;
+import org.onap.cps.ncmp.rest.model.CmHandleQueryRestParameters;
+import org.onap.cps.ncmp.rest.model.CmHandles;
+import org.onap.cps.ncmp.rest.model.Conditions;
+import org.onap.cps.ncmp.rest.model.RestModuleReference;
+import org.onap.cps.ncmp.rest.model.RestOutputCmHandle;
+import org.onap.cps.ncmp.rest.model.RestOutputCmHandlePublicProperties;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@Slf4j
+@RestController
+@RequestMapping("${rest.api.ncmp-stub-base-path}")
+public class NetworkCmProxyStubController implements NetworkCmProxyApi {
+
+    public static final String ASYNC_REQUEST_ID = "requestId";
+
+    @Value("${stub.path}")
+    private String pathToResponseFiles;
+
+    @Override
+    public ResponseEntity<Void> createResourceDataRunningForCmHandle(@NotNull @Valid final String resourceIdentifier,
+        final String cmHandleId, @Valid final Object body, final String contentType) {
+        return new ResponseEntity<>(HttpStatus.CREATED);
+    }
+
+    @Override
+    public ResponseEntity<Void> deleteResourceDataRunningForCmHandle(final String cmHandleId,
+        @NotNull @Valid final String resourceIdentifier, final String contentType) {
+        return new ResponseEntity<>(HttpStatus.NO_CONTENT);
+    }
+
+    @Override
+    public ResponseEntity<CmHandles> executeCmHandleSearch(@Valid final Conditions body) {
+        final ObjectMapper mapper = new ObjectMapper();
+        CmHandles cmHandles = new CmHandles();
+        // read JSON file and map/convert to java POJO
+        final ClassPathResource resource = new ClassPathResource(pathToResponseFiles + "cmHandlesSearch.json");
+        try (InputStream inputStream = resource.getInputStream()) {
+            final String string = new String(inputStream.readAllBytes(), StandardCharsets.UTF_8);
+            cmHandles = mapper.readValue(string, CmHandles.class);
+        } catch (final IOException exception) {
+            log.error("Error reading the file.", exception);
+        }
+        return ResponseEntity.ok(cmHandles);
+    }
+
+    @Override
+    public ResponseEntity<RestOutputCmHandlePublicProperties> getCmHandlePublicPropertiesByCmHandleId(
+        final String cmHandleId) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<List<RestModuleReference>> getModuleReferencesByCmHandle(final String cmHandleId) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    /**
+     * Get resource data from operational datastore.
+     *
+     * @param cmHandleId cm handle identifier
+     * @param resourceIdentifier resource identifier
+     * @param optionsParamInQuery options query parameter
+     * @param topicParamInQuery topic query parameter
+     * @return {@code ResponseEntity} response from dmi plugin
+     */
+    @Override
+    public ResponseEntity<Object> getResourceDataOperationalForCmHandle(final String cmHandleId,
+        final String resourceIdentifier, final String optionsParamInQuery, final String topicParamInQuery) {
+        final ResponseEntity<Map<String, Object>> asyncResponse = populateAsyncResponse(topicParamInQuery);
+        final Map<String, Object> asyncResponseData = asyncResponse.getBody();
+        final ObjectMapper mapper = new ObjectMapper();
+        Object responseObject = null;
+        // read JSON file and map/convert to java POJO
+        final ClassPathResource resource = new ClassPathResource(pathToResponseFiles
+            + "passthrough-operational-example.json");
+        try (InputStream inputStream = resource.getInputStream()) {
+            final String string = new String(inputStream.readAllBytes(), StandardCharsets.UTF_8);
+            responseObject = mapper.readValue(string, Object.class);
+        } catch (final IOException exception) {
+            log.error("Error reading the file.", exception);
+        }
+        if (asyncResponseData == null) {
+            return ResponseEntity.ok(responseObject);
+        }
+        return ResponseEntity.ok(asyncResponse);
+
+    }
+
+    @Override
+    public ResponseEntity<Object> getResourceDataRunningForCmHandle(final String cmHandleId,
+        final String resourceIdentifier, final String options, final String topic) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<Object> patchResourceDataRunningForCmHandle(final String resourceIdentifier,
+        final String cmHandleId, final Object body, final String contentType) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<List<String>> queryCmHandles(final CmHandleQueryRestParameters body) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<RestOutputCmHandle> retrieveCmHandleDetailsById(final String cmHandleId) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<Object> updateResourceDataRunningForCmHandle(@NotNull @Valid final String resourceIdentifier,
+        final String cmHandleId, @Valid final Object body, final String contentType) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    private ResponseEntity<Map<String, Object>> populateAsyncResponse(final String topicParamInQuery) {
+        final Map<String, Object> responseData;
+        if (topicParamInQuery != null) {
+            responseData = getAsyncResponseData();
+        } else {
+            responseData = null;
+        }
+        return ResponseEntity.ok().body(responseData);
+    }
+
+    private Map<String, Object> getAsyncResponseData() {
+        final Map<String, Object> asyncResponseData = new HashMap<>(1);
+        final String resourceDataRequestId = UUID.randomUUID().toString();
+        asyncResponseData.put(ASYNC_REQUEST_ID, resourceDataRequestId);
+        return asyncResponseData;
+    }
+}