1 files changed, 145 insertions, 0 deletions
diff --git a/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/yangserializers/dfserializer/DefaultJsonListener.java b/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/yangserializers/dfserializer/DefaultJsonListener.java
new file mode 100644
index 000000000..45317522a
--- /dev/null
+++ b/restconf-client/provider/src/main/java/org/onap/ccsdk/sli/plugins/yangserializers/dfserializer/DefaultJsonListener.java
@@ -0,0 +1,145 @@
+/*-
+ * ============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 org.onap.ccsdk.sli.core.sli.SvcLogicException;
+import org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.NodeType;
+
+import static java.lang.String.format;
+import static org.onap.ccsdk.sli.plugins.yangserializers.dfserializer.DfSerializerUtil.NODE_TYPE_ERR;
+import static org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.NodeType.MULTI_INSTANCE_LEAF_NODE;
+import static org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.NodeType.MULTI_INSTANCE_NODE;
+import static org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.NodeType.SINGLE_INSTANCE_LEAF_NODE;
+import static org.onap.ccsdk.sli.plugins.yangserializers.pnserializer.NodeType.SINGLE_INSTANCE_NODE;
+
+
+/**
+ * Representation of default implementation of JSON listener.
+ */
+public class DefaultJsonListener implements JsonListener {
+
+    /**
+     * Serializer helper to convert to properties node.
+     */
+    private SerializerHelper serializerHelper;
+
+    /**
+     * Name of the current JSON node.
+     */
+    private String name;
+
+    /**
+     * Module name of the current JSON node.
+     */
+    private String modName;
+
+    /**
+     * Value of the current JSON node.
+     */
+    private String value;
+
+    /**
+     * Value namespace of the current JSON node.
+     */
+    private String valueNs;
+
+    /**
+     * Creates an instance of default json listener with its serializer helper.
+     *
+     * @param serializerHelper serializer helper
+     */
+    public DefaultJsonListener(SerializerHelper serializerHelper) {
+        this.serializerHelper = serializerHelper;
+    }
+
+    @Override
+    public void enterJsonNode(String nodeName, JsonNode node,
+                              NodeType nodeType) throws SvcLogicException {
+        getNodeName(nodeName, false);
+
+        switch (nodeType) {
+            case SINGLE_INSTANCE_LEAF_NODE:
+                getNodeName(node.asText(), true);
+                serializerHelper.addNode(name, modName, value, valueNs,
+                                         SINGLE_INSTANCE_LEAF_NODE);
+                break;
+
+            case MULTI_INSTANCE_LEAF_NODE:
+                getNodeName(node.asText(), true);
+                serializerHelper.addNode(name, modName, value, valueNs,
+                                         MULTI_INSTANCE_LEAF_NODE);
+                break;
+
+            case SINGLE_INSTANCE_NODE:
+                serializerHelper.addNode(name, modName, null, null,
+                                         SINGLE_INSTANCE_NODE);
+                break;
+
+            case MULTI_INSTANCE_NODE:
+                serializerHelper.addNode(name, modName, null, null,
+                                         MULTI_INSTANCE_NODE);
+                break;
+
+            default:
+                throw new SvcLogicException(format(NODE_TYPE_ERR,
+                                                   nodeType.toString()));
+        }
+    }
+
+    @Override
+    public void exitJsonNode(JsonNode node) throws SvcLogicException {
+        serializerHelper.exitNode();
+    }
+
+    @Override
+    public SerializerHelper serializerHelper() {
+        return serializerHelper;
+    }
+
+    /**
+     * Parses the abstract JSON name and fills the node name and node
+     * namespace or value and value namespace of the current JSON node .
+     *
+     * @param abstractName full name value
+     * @param isVal if it is for value parsing
+     */
+    private void getNodeName(String abstractName, boolean isVal) {
+        String[] val = abstractName.split(":");
+        if (val.length == 2) {
+            if (isVal) {
+                valueNs = val[0];
+                value = val[1];
+            } else {
+                modName = val[0];
+                name = val[1];
+            }
+        } else {
+            if (isVal) {
+                value = val[0];
+                valueNs = null;
+            } else {
+                name = val[0];
+                modName = null;
+            }
+        }
+    }
+}