Deprecating PortDiscovery in favour of DeviceDescritpionDiscovery

Change-Id: Ie9cff7937412c62c8a5a3b75b87a43952017f146
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/PortGetterFujitsuImpl.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/FujitsuT100DeviceDescription.java
similarity index 90%
rename from drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/PortGetterFujitsuImpl.java
rename to drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/FujitsuT100DeviceDescription.java
index a65247f..8b8d170 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/PortGetterFujitsuImpl.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/FujitsuT100DeviceDescription.java
@@ -16,6 +16,8 @@
 
 package org.onosproject.drivers.fujitsu;
 
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Lists;
 import org.apache.commons.configuration.HierarchicalConfiguration;
 import org.onosproject.drivers.utilities.XmlConfigParser;
 import org.onosproject.net.AnnotationKeys;
@@ -26,7 +28,8 @@
 import org.onosproject.net.OchSignal;
 import org.onosproject.net.OduSignalType;
 import org.onosproject.net.PortNumber;
-import org.onosproject.net.behaviour.PortDiscovery;
+import org.onosproject.net.device.DeviceDescription;
+import org.onosproject.net.device.DeviceDescriptionDiscovery;
 import org.onosproject.net.device.PortDescription;
 import org.onosproject.net.driver.AbstractHandlerBehaviour;
 import org.onosproject.netconf.NetconfController;
@@ -34,8 +37,6 @@
 import org.onosproject.netconf.NetconfSession;
 import org.slf4j.Logger;
 
-import com.google.common.collect.Lists;
-
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.util.List;
@@ -49,13 +50,20 @@
 /**
  * Retrieves the ports from a Fujitsu T100 device via netconf.
  */
-public class PortGetterFujitsuImpl extends AbstractHandlerBehaviour
-        implements PortDiscovery {
+public class FujitsuT100DeviceDescription extends AbstractHandlerBehaviour
+        implements DeviceDescriptionDiscovery {
 
     private final Logger log = getLogger(getClass());
 
     @Override
-    public List<PortDescription> getPorts() {
+    public DeviceDescription discoverDeviceDetails() {
+        log.info("No description to be added for device");
+        //TODO to be implemented if needed.
+        return null;
+    }
+
+    @Override
+    public List<PortDescription> discoverPortDetails() {
         NetconfController controller = checkNotNull(handler().get(NetconfController.class));
         NetconfSession session = controller.getDevicesMap().get(handler().data().deviceId()).getSession();
         String reply;
@@ -67,12 +75,13 @@
         List<PortDescription> descriptions =
                 parseFujitsuT100Ports(XmlConfigParser.
                         loadXml(new ByteArrayInputStream(reply.getBytes())));
-        return descriptions;
+        return ImmutableList.copyOf(descriptions);
     }
 
     /**
      * Builds a request crafted to get the configuration required to create port
      * descriptions for the device.
+     *
      * @return The request string.
      */
     private String requestBuilder() {
@@ -91,6 +100,7 @@
 
     /**
      * Parses a configuration and returns a set of ports for the fujitsu T100.
+     *
      * @param cfg a hierarchical configuration
      * @return a list of port descriptions
      */
diff --git a/drivers/fujitsu/src/main/resources/fujitsu-drivers.xml b/drivers/fujitsu/src/main/resources/fujitsu-drivers.xml
index 6fa7095..d545eda 100644
--- a/drivers/fujitsu/src/main/resources/fujitsu-drivers.xml
+++ b/drivers/fujitsu/src/main/resources/fujitsu-drivers.xml
@@ -20,6 +20,8 @@
                    impl="org.onosproject.drivers.fujitsu.PortGetterFujitsuImpl"/>
         <behaviour api="org.onosproject.net.optical.OpticalDevice"
                    impl="org.onosproject.net.optical.DefaultOpticalDevice"/>
+        <behaviour api="org.onosproject.net.device.DeviceDescriptionDiscovery"
+                   impl="org.onosproject.drivers.fujitsu.FujitsuT100DeviceDescription"/>
     </driver>
 </drivers>