1 files changed, 53 insertions, 0 deletions
diff --git a/framework/src/onos/apps/demo/cord-gui/src/main/java/org/onosproject/cord/gui/model/JsonFactory.java b/framework/src/onos/apps/demo/cord-gui/src/main/java/org/onosproject/cord/gui/model/JsonFactory.java
new file mode 100644
index 00000000..3f295994
--- /dev/null
+++ b/framework/src/onos/apps/demo/cord-gui/src/main/java/org/onosproject/cord/gui/model/JsonFactory.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * 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.onosproject.cord.gui.model;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * Base class for factories that convert objects to JSON.
+ */
+public abstract class JsonFactory {
+
+    private static final ObjectMapper MAPPER = new ObjectMapper();
+
+    protected static final String ID = "id";
+    protected static final String NAME = "name";
+    protected static final String DESC = "desc";
+    protected static final String ICON_ID = "icon_id";
+
+    /**
+     * Returns a freshly minted object node.
+     *
+     * @return empty object node
+     */
+    protected static ObjectNode objectNode() {
+        return MAPPER.createObjectNode();
+    }
+
+    /**
+     * Returns a freshly minted array node.
+     *
+     * @return empty array node
+     */
+    protected static ArrayNode arrayNode() {
+        return MAPPER.createArrayNode();
+    }
+}