GUI -- Simpler version of DeviceGuiResource for the UI.
D'Oh -- has to have public-no-args constructor!
Change-Id: Ib586f74bdd109385fd1772e53122e096bdd7e8d5
diff --git a/web/gui/src/main/java/org/onosproject/gui/DeviceGuiResource.java b/web/gui/src/main/java/org/onosproject/gui/DeviceGuiResource.java
new file mode 100644
index 0000000..428cf15
--- /dev/null
+++ b/web/gui/src/main/java/org/onosproject/gui/DeviceGuiResource.java
@@ -0,0 +1,103 @@
+/*
+ * 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.gui;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onlab.rest.BaseResource;
+import org.onosproject.net.Annotations;
+import org.onosproject.net.Device;
+import org.onosproject.net.device.DeviceService;
+import org.slf4j.Logger;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Response;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * UI REST resource for interacting with the inventory of infrastructure devices.
+ */
+@Path("device")
+public class DeviceGuiResource extends BaseResource {
+
+ private static final String ICON_ID_ONLINE = "deviceOnline";
+ private static final String ICON_ID_OFFLINE = "deviceOffline";
+
+ private static final Logger log = getLogger(DeviceGuiResource.class);
+
+ private final ObjectMapper mapper = new ObjectMapper();
+
+
+ // return list of devices
+ @GET
+ @Produces("application/json")
+ public Response getDevices() {
+ ObjectNode rootNode = mapper.createObjectNode();
+ ArrayNode devices = mapper.createArrayNode();
+ DeviceService service = get(DeviceService.class);
+
+ for (Device dev: service.getDevices()) {
+ devices.add(deviceJson(service, dev));
+ }
+
+ rootNode.set("devices", devices);
+ return Response.ok(rootNode.toString()).build();
+ }
+
+ /**
+ * Returns a JSON node representing the specified device.
+ *
+ * @param device infrastructure device
+ * @return JSON node
+ */
+ private ObjectNode deviceJson(DeviceService service, Device device) {
+ boolean available = service.isAvailable(device.id());
+ String iconId = available ? ICON_ID_ONLINE : ICON_ID_OFFLINE;
+
+ ObjectNode result = mapper.createObjectNode();
+ result.put("id", device.id().toString())
+ .put("available", service.isAvailable(device.id()))
+ .put("_iconid_available", iconId)
+ .put("type", device.type().toString())
+ .put("role", service.getRole(device.id()).toString())
+ .put("mfr", device.manufacturer())
+ .put("hw", device.hwVersion())
+ .put("sw", device.swVersion())
+ .put("serial", device.serialNumber())
+ .set("annotations", annotations(mapper, device.annotations()));
+ return result;
+ }
+
+ /**
+ * Produces a JSON object from the specified key/value annotations.
+ *
+ * @param mapper ObjectMapper to use while converting to JSON
+ * @param annotations key/value annotations
+ * @return JSON object
+ */
+ private static ObjectNode annotations(ObjectMapper mapper, Annotations annotations) {
+ ObjectNode result = mapper.createObjectNode();
+ for (String key : annotations.keys()) {
+ result.put(key, annotations.value(key));
+ }
+ return result;
+ }
+
+}