1 files changed, 78 insertions, 0 deletions
diff --git a/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/impl/CbsClientConfigMap.java b/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/impl/CbsClientConfigMap.java
new file mode 100644
index 00000000..875e20ed
--- /dev/null
+++ b/rest-services/cbs-client/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/cbs/client/impl/CbsClientConfigMap.java
@@ -0,0 +1,78 @@
+/*
+ * ============LICENSE_START=======================================================
+ * DCAEGEN2-SERVICES-SDK
+ * ================================================================================
+ * Copyright (C) 2021 Nokia. 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.services.sdk.rest.services.cbs.client.impl;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonObject;
+import org.jetbrains.annotations.NotNull;
+import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient;
+import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsRequest;
+import org.onap.dcaegen2.services.sdk.services.common.FileReader;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.yaml.snakeyaml.Yaml;
+import reactor.core.publisher.Mono;
+import java.util.LinkedHashMap;
+
+public class CbsClientConfigMap implements CbsClient {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(CbsClientConfigMap.class);
+    private final String configMapFilePath;
+
+    public CbsClientConfigMap (String configMapFilePath) {
+        this.configMapFilePath = configMapFilePath;
+    }
+
+    @Override
+    public @NotNull Mono<JsonObject> get(CbsRequest request) {
+        return Mono.just(this.loadConfigMapFile())
+                .doOnNext(this::logConfigMapOutput);
+    }
+
+    public boolean verifyConfigMapFile() {
+        try {
+            LOGGER.info("Trying to load configuration from configMap file: {}", configMapFilePath);
+            this.loadConfigMapFile().isJsonObject();
+            return true;
+        } catch(Exception ex) {
+            this.logConfigMapError(ex);
+            return false;
+        }
+    }
+
+    private JsonObject loadConfigMapFile() {
+        Gson gson = new GsonBuilder().create();
+        return gson.fromJson(gson.toJson(this.loadYamlConfigMapFile(), LinkedHashMap.class), JsonObject.class);
+    }
+
+    private Object loadYamlConfigMapFile() {
+        return new Yaml().load(new FileReader(configMapFilePath).getContent());
+    }
+
+    private void logConfigMapOutput(JsonObject jsonObject) {
+        LOGGER.info("Got successful output from ConfigMap file");
+        LOGGER.debug("ConfigMap output: {}", jsonObject);
+    }
+
+    private void logConfigMapError(Exception ex) {
+        LOGGER.error("Error loading configuration from configMap file: {}", ex.getMessage());
+    }
+}
+\ No newline at end of file