1 files changed, 46 insertions, 0 deletions
diff --git a/sleepingcelldetector/src/main/java/org/onap/rapp/sleepingcelldetector/service/JsonHelper.java b/sleepingcelldetector/src/main/java/org/onap/rapp/sleepingcelldetector/service/JsonHelper.java
new file mode 100644
index 0000000..cc48ea5
--- /dev/null
+++ b/sleepingcelldetector/src/main/java/org/onap/rapp/sleepingcelldetector/service/JsonHelper.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2021 Samsung Electronics
+ * 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
+ */
+
+package org.onap.rapp.sleepingcelldetector.service;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.springframework.stereotype.Service;
+
+@Service
+public class JsonHelper {
+
+    private ObjectMapper mapper;
+
+    public JsonHelper() {
+        this.mapper = new ObjectMapper()
+                .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+    }
+
+    public <T> T deserialize(String object, Class<T> clazz) {
+        try {
+            return mapper.readValue(object, clazz);
+        } catch (JsonProcessingException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public String objectToJsonString(Object object) {
+        try {
+            return mapper.writerWithDefaultPrettyPrinter().writeValueAsString(object);
+        } catch (JsonProcessingException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}