1 files changed, 63 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dcaegen2/services/sonhms/HoMetricsComponent.java b/src/main/java/org/onap/dcaegen2/services/sonhms/HoMetricsComponent.java
new file mode 100644
index 0000000..d27227f
--- /dev/null
+++ b/src/main/java/org/onap/dcaegen2/services/sonhms/HoMetricsComponent.java
@@ -0,0 +1,63 @@
+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  son-handler
+ *  ================================================================================
+ *   Copyright (C) 2019 Wipro Limited.
+ *   ==============================================================================
+ *     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.sonhms;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import fj.data.Either;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.onap.dcaegen2.services.sonhms.dao.HandOverMetricsRepository;
+import org.onap.dcaegen2.services.sonhms.model.HoDetails;
+import org.onap.dcaegen2.services.sonhms.utils.BeanUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class HoMetricsComponent {
+
+    private static Logger log = LoggerFactory.getLogger(HoMetricsComponent.class);
+
+    /**
+     * Get HO metrics.
+     */
+
+    public Either<List<HoDetails>, Integer> getHoMetrics(String srcCellId) {
+        HandOverMetricsRepository handOverMetricsRepository = BeanUtil.getBean(HandOverMetricsRepository.class);
+        String hoDetailsString = handOverMetricsRepository.getHandOverMetrics(srcCellId);
+        if (hoDetailsString != null) {
+            ObjectMapper mapper = new ObjectMapper();
+            List<HoDetails> hoDetails = new ArrayList<>();
+            try {
+                hoDetails = mapper.readValue(hoDetailsString, new TypeReference<ArrayList<HoDetails>>() {
+                });
+                return Either.left(hoDetails);
+            } catch (Exception e) {
+                log.error("Exception in parsing HO metrics", hoDetailsString, e);
+                return Either.right(400);
+            }
+        } else
+            return Either.right(404);
+    }
+}