Refactored code to enable its utilization in Junit

tests for the client

Change-Id: I847ae0f48444af907039bfddb9879581003c0f35
Issue-ID: CPS-1751
Signed-off-by: waqas.ikram <waqas.ikram@est.tech>

4 files changed, 302 insertions, 0 deletions

diff --git a/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/java/org/onap/cps/ncmp/rest/stub/controller/NetworkCmProxyStubController.java b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/java/org/onap/cps/ncmp/rest/stub/controller/NetworkCmProxyStubController.java
new file mode 100644
index 000000000..37980ed8d
--- /dev/null
+++ b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/java/org/onap/cps/ncmp/rest/stub/controller/NetworkCmProxyStubController.java
@@ -0,0 +1,210 @@
+/*
+ *  ============LICENSE_START=======================================================
+ *  Copyright (C) 2022 Bell Canada
+ *  Modifications Copyright (c) 2022-2023 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.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.Arrays;
+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.api.impl.operations.DatastoreType;
+import org.onap.cps.ncmp.rest.api.NetworkCmProxyApi;
+import org.onap.cps.ncmp.rest.model.CmHandleQueryParameters;
+import org.onap.cps.ncmp.rest.model.ResourceDataBatchRequest;
+import org.onap.cps.ncmp.rest.model.RestModuleDefinition;
+import org.onap.cps.ncmp.rest.model.RestModuleReference;
+import org.onap.cps.ncmp.rest.model.RestOutputCmHandle;
+import org.onap.cps.ncmp.rest.model.RestOutputCmHandleCompositeState;
+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("${rest.api.ncmp-stub-base-path}")
+public class NetworkCmProxyStubController implements NetworkCmProxyApi {
+
+    @Value("${stub.path}")
+    private String pathToResponseFiles;
+    private static final String ASYNC_REQUEST_ID = "requestId";
+
+    @Override
+    public ResponseEntity<Object> getResourceDataForCmHandle(final String datastoreName, final String cmHandle,
+                                                             final String resourceIdentifier,
+                                                             final String optionsParamInQuery,
+                                                             final String topicParamInQuery,
+                                                             final Boolean includeDescendants) {
+        if (DatastoreType.PASSTHROUGH_OPERATIONAL == DatastoreType.fromDatastoreName(datastoreName)) {
+            final ResponseEntity<Map<String, Object>> asyncResponse = populateAsyncResponse(topicParamInQuery);
+            final Map<String, Object> asyncResponseData = asyncResponse.getBody();
+            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);
+                final ObjectMapper mapper = new ObjectMapper();
+                responseObject = mapper.readValue(string, Object.class);
+            } catch (final IOException exception) {
+                log.error("Error reading the file.", exception);
+                return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
+            }
+            if (asyncResponseData == null) {
+                return ResponseEntity.ok(responseObject);
+            }
+            return ResponseEntity.ok(asyncResponse);
+        }
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<List<RestOutputCmHandle>> searchCmHandles(
+            final CmHandleQueryParameters cmHandleQueryParameters) {
+        List<RestOutputCmHandle> restOutputCmHandles = null;
+        // 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);
+            final ObjectMapper mapper = new ObjectMapper();
+            restOutputCmHandles = Arrays.asList(mapper.readValue(string, RestOutputCmHandle[].class));
+        } catch (final IOException exception) {
+            log.error("Error reading the file.", exception);
+            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
+        }
+        return ResponseEntity.ok(restOutputCmHandles);
+    }
+
+    private ResponseEntity<Map<String, Object>> populateAsyncResponse(final String topicParamInQuery) {
+        final Map<String, Object> responseData;
+        if (topicParamInQuery == null) {
+            responseData = null;
+        } else {
+            responseData = getAsyncResponseData();
+        }
+        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;
+    }
+
+    @Override
+    public ResponseEntity<Void> createResourceDataRunningForCmHandle(@NotNull @Valid final String resourceIdentifier,
+                                                                     final String datastoreName, final String cmHandle,
+                                                                     @Valid final Object body,
+                                                                     final String contentType) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<Void> deleteResourceDataRunningForCmHandle(final String datastoreName, final String cmHandle,
+                                                                     @NotNull @Valid final String resourceIdentifier,
+                                                                     final String contentType) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<RestOutputCmHandlePublicProperties> getCmHandlePublicPropertiesByCmHandleId(
+            final String cmHandle) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<RestOutputCmHandleCompositeState> getCmHandleStateByCmHandleId(final String cmHandle) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<List<RestModuleDefinition>> getModuleDefinitionsByCmHandleId(final String cmHandle) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<List<RestModuleReference>> getModuleReferencesByCmHandle(final String cmHandle) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<Object> getResourceDataForCmHandleBatch(@NotNull @Valid final String topic,
+                                                                  @Valid final ResourceDataBatchRequest body) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<Object> patchResourceDataRunningForCmHandle(@NotNull @Valid final String resourceIdentifier,
+                                                                      final String datastoreName, final String cmHandle,
+                                                                      @Valid final Object body,
+                                                                      final String contentType) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<Object> queryResourceDataForCmHandle(final String datastoreName, final String cmHandle,
+                                                               @Valid final String cpsPath, @Valid final String options,
+                                                               @Valid final String topic,
+                                                               @Valid final Boolean includeDescendants) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+    }
+
+    @Override
+    public ResponseEntity<RestOutputCmHandle> retrieveCmHandleDetailsById(final String cmHandle) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+
+    }
+
+    @Override
+    public ResponseEntity<List<String>> searchCmHandleIds(@Valid final CmHandleQueryParameters body) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+
+    }
+
+    @Override
+    public ResponseEntity<Object> setDataSyncEnabledFlagForCmHandle(final String cmHandle,
+                                                                    @NotNull @Valid final Boolean dataSyncEnabled) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+
+    }
+
+    @Override
+    public ResponseEntity<Object> updateResourceDataRunningForCmHandle(@NotNull @Valid final String resourceIdentifier,
+                                                                       final String datastoreName,
+                                                                       final String cmHandle, @Valid final Object body,
+                                                                       final String contentType) {
+        return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
+
+    }
+}
diff --git a/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/application.yml b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/application.yml
new file mode 100644
index 000000000..9fbd35965
--- /dev/null
+++ b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/application.yml
@@ -0,0 +1,39 @@
+#  ============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=========================================================
+server:
+    port: 8091
+
+rest:
+    api:
+        ncmp-stub-base-path: /ncmp
+
+spring:
+    main:
+        banner-mode: "off"
+    application:
+        name: "cps-ncmp-rest-stub"
+
+logging:
+    level:
+        org:
+            springframework: INFO
+            onap:
+                cps: INFO
+
+stub:
+    path: "/stubs/"
\ No newline at end of file
diff --git a/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/stubs/cmHandlesSearch.json b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/stubs/cmHandlesSearch.json
new file mode 100644
index 000000000..9a2e1ed5d
--- /dev/null
+++ b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/stubs/cmHandlesSearch.json
@@ -0,0 +1,8 @@
+[
+    {
+      "cmHandle": "stub-cm-handle-id"
+    },
+    {
+      "cmHandle": "stub-cm-handle-id2"
+    }
+  ]
\ No newline at end of file
diff --git a/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/stubs/passthrough-operational-example.json b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/stubs/passthrough-operational-example.json
new file mode 100644
index 000000000..1838b47ca
--- /dev/null
+++ b/cps-ncmp-rest-stub/cps-ncmp-rest-stub-service/src/main/resources/stubs/passthrough-operational-example.json
@@ -0,0 +1,45 @@
+{
+    "stores:bookstore": {
+        "categories": [
+            {
+                "code": "02",
+                "books": [
+                    {
+                        "title": "A Horror book",
+                        "price": "2000",
+                        "pub_year": 2003,
+                        "lang": "English",
+                        "authors": [
+                            "Joe"
+                        ]
+                    },
+                    {
+                        "title": "Another Horror Book",
+                        "price": "2000",
+                        "pub_year": 2003,
+                        "lang": "English",
+                        "authors": [
+                            "Joe"
+                        ]
+                    }
+                ],
+                "name": "Horror"
+            },
+            {
+                "code": "100",
+                "books": [
+                    {
+                        "title": "A Cook book",
+                        "price": "2011",
+                        "pub_year": 2019,
+                        "lang": "English",
+                        "authors": [
+                            "Rahul"
+                        ]
+                    }
+                ],
+                "name": "Cooking Books"
+            }
+        ]
+    }
+}
\ No newline at end of file