1 files changed, 91 insertions, 0 deletions
diff --git a/plugins/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/yangserializers/dfserializer/JsonSerializer.java b/plugins/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/yangserializers/dfserializer/JsonSerializer.java
new file mode 100644
index 000000000..91adb8126
--- /dev/null
+++ b/plugins/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/yangserializers/dfserializer/JsonSerializer.java
@@ -0,0 +1,91 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - CCSDK
+ * ================================================================================
+ * Copyright (C) 2018 Huawei Technologies Co., Ltd. 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.ccsdk.sli.plugins.yangserializers.dfserializer;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.IOException;
+import java.io.Writer;
+import java.util.List;
+import java.util.Map;
+
+import org.onap.ccsdk.sli.core.sli.SvcLogicException;
+import org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.DefaultPropertiesNodeWalker;
+import org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.PropertiesNode;
+import org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.PropertiesNodeWalker;
+
+import static org.onap.ccsdk.sli.plugins.yangserializers.dfserializer.DataFormat.JSON;
+import static org.onap.ccsdk.sli.plugins.yangserializers.dfserializer.DfSerializerUtil.JSON_LIS_ERR;
+import static org.onap.ccsdk.sli.plugins.yangserializers.dfserializer.DfSerializerUtil.JSON_TREE_ERR;
+
+/**
+ * Representation of JSON serializer which encodes properties to JSON and
+ * decodes properties from JSON with the data format serializer.
+ */
+public class JsonSerializer extends DataFormatSerializer {
+
+    /**
+     * Creates an instance of data format serializer.
+     *
+     * @param serializerContext data format serializer context
+     */
+    protected JsonSerializer(DataFormatSerializerContext serializerContext) {
+        super(JSON, serializerContext);
+    }
+
+    @Override
+    public String encode(Map<String, String> param,
+                         Map<String, List<Annotation>> annotations)
+            throws SvcLogicException {
+        PropertiesNode propNode = serializerContext().getPropNodeSerializer()
+                .encode(param);
+        PropertiesNodeWalker nodeWalker = new DefaultPropertiesNodeWalker<>();
+        PropertiesNodeJsonListener jsonLis = new PropertiesNodeJsonListener();
+        nodeWalker.walk(jsonLis, propNode);
+        Writer writer = jsonLis.getWriter();
+        return writer.toString();
+    }
+
+    @Override
+    public Map<String, String> decode(String dataFormatBody)
+            throws SvcLogicException {
+        if (!(serializerContext().listener() instanceof JsonListener)) {
+            throw new SvcLogicException(JSON_LIS_ERR);
+        }
+
+        JsonListener listener = (JsonListener) serializerContext().listener();
+        JsonWalker walker = new DefaultJsonWalker();
+        ObjectMapper mapper = new ObjectMapper();
+        JsonNode jsonNode;
+
+        try {
+            jsonNode = mapper.readTree(dataFormatBody);
+        } catch (IOException e) {
+            throw new SvcLogicException(JSON_TREE_ERR, e);
+        }
+
+        walker.walk(listener, jsonNode);
+
+        return serializerContext().getPropNodeSerializer().decode(
+                listener.serializerHelper().getPropertiesNode());
+    }
+}