[VOL-4246] Feature parity with the previous implementation

Change-Id: I3741edb3c1b88b1cf8b5e6d4ff0900132e2e5e6a
diff --git a/impl/src/main/java/org/opencord/olt/cli/OltUniPortCompleter.java b/impl/src/main/java/org/opencord/olt/cli/OltUniPortCompleter.java
index 68ceca6..98301db 100644
--- a/impl/src/main/java/org/opencord/olt/cli/OltUniPortCompleter.java
+++ b/impl/src/main/java/org/opencord/olt/cli/OltUniPortCompleter.java
@@ -19,34 +19,34 @@
 import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onlab.osgi.DefaultServiceDirectory;
 import org.onosproject.cli.net.PortNumberCompleter;
-import org.onosproject.net.AnnotationKeys;
+import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.device.DeviceService;
+import org.opencord.olt.impl.OltDeviceServiceInterface;
+
 import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
-import java.util.stream.StreamSupport;
 
 @Service
 public class OltUniPortCompleter extends PortNumberCompleter {
-    private static final String NNI = "nni-";
 
     public OltUniPortCompleter() {
     }
 
     protected List<String> choices() {
+        DeviceService deviceService = DefaultServiceDirectory.getService(DeviceService.class);
         DeviceId deviceId = this.lookForDeviceId();
         if (deviceId == null) {
             return Collections.emptyList();
         } else {
-            DeviceService deviceService = (DeviceService) DefaultServiceDirectory.getService(DeviceService.class);
-            return (List) StreamSupport.stream(deviceService.getPorts(deviceId).spliterator(), false)
-                    .filter((port) -> {
-                        return port.isEnabled() && !port.annotations().value(AnnotationKeys.PORT_NAME).startsWith(NNI);
-                    })
-                    .map((port) -> {
-                        return port.number().toString();
-                    }).collect(Collectors.toList());
+            Device device = deviceService.getDevice(DeviceId.deviceId(deviceId.toString()));
+            OltDeviceServiceInterface oltDeviceService =
+                    DefaultServiceDirectory.getService(OltDeviceServiceInterface.class);
+            return deviceService.getPorts(deviceId).stream()
+                    .filter((port) -> port.isEnabled() && !oltDeviceService.isNniPort(device, port.number()))
+                    .map((port) -> port.number().toString())
+                    .collect(Collectors.toList());
         }
     }
 }