[GEANT] VLAN arg not needed when removing interface.

Change-Id: I9015f7df65b924901dab7c32a7dd757f7fa55234
diff --git a/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceAddCommand.java b/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceAddCommand.java
index 7db23ae..e0901e4 100644
--- a/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceAddCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceAddCommand.java
@@ -94,7 +94,7 @@
             return;
         }
         VlanId accessVlanId = vlanIds.get(0);
-        if (interfaceConfig.addInterfaceToVlan(deviceId, portName, accessVlanId)) {
+        if (interfaceConfig.addAccessInterface(deviceId, portName, accessVlanId)) {
             print(CONFIG_VLAN_SUCCESS, accessVlanId, deviceId, portName);
         } else {
             print(CONFIG_VLAN_FAILURE, accessVlanId, deviceId, portName);
diff --git a/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceRemoveCommand.java b/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceRemoveCommand.java
index 643fbb4..79bedf3 100644
--- a/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceRemoveCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/DeviceInterfaceRemoveCommand.java
@@ -18,16 +18,12 @@
 import org.apache.karaf.shell.commands.Argument;
 import org.apache.karaf.shell.commands.Command;
 import org.apache.karaf.shell.commands.Option;
-import org.onlab.packet.VlanId;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.behaviour.InterfaceConfig;
 import org.onosproject.net.driver.DriverHandler;
 import org.onosproject.net.driver.DriverService;
 
-import java.util.ArrayList;
-import java.util.List;
-
 /**
  * Removes configured interface from a device.
  */
@@ -35,17 +31,15 @@
          description = "Removes an interface configuration from a device")
 public class DeviceInterfaceRemoveCommand extends AbstractShellCommand {
 
-    private static final String REMOVE_VLAN_SUCCESS =
-            "VLAN %s removed from device %s interface %s.";
-    private static final String REMOVE_VLAN_FAILURE =
-            "Failed to remove VLAN %s from device %s interface %s.";
-    private static final String ONE_VLAN_ALLOWED =
-            "Only one VLAN allowed for access mode on device %s interface %s.";
+    private static final String REMOVE_ACCESS_SUCCESS =
+            "Access mode deleted from device %s interface %s.";
+    private static final String REMOVE_ACCESS_FAILURE =
+            "Failed to delete access mode from device %s interface %s.";
 
     private static final String REMOVE_TRUNK_SUCCESS =
-            "Trunk mode removed for VLAN %s on device %s interface %s.";
+            "Trunk mode deleted from device %s interface %s.";
     private static final String REMOVE_TRUNK_FAILURE =
-            "Failed to remove trunk mode for VLAN %s on device %s interface %s.";
+            "Failed to delete trunk mode from device %s interface %s.";
 
     @Argument(index = 0, name = "uri", description = "Device ID",
             required = true, multiValued = false)
@@ -56,11 +50,6 @@
               required = true, multiValued = false)
     private String portName = null;
 
-    @Argument(index = 2, name = "vlan",
-            description = "VLAN ID",
-            required = true, multiValued = true)
-    private String[] vlanStrings = null;
-
     @Option(name = "-t", aliases = "--trunk",
             description = "Remove trunk mode for VLAN(s)",
             required = false, multiValued = false)
@@ -73,31 +62,21 @@
         DriverHandler h = service.createHandler(deviceId);
         InterfaceConfig interfaceConfig = h.behaviour(InterfaceConfig.class);
 
-        List<VlanId> vlanIds = new ArrayList<>();
-        for (String vlanString : vlanStrings) {
-            vlanIds.add(VlanId.vlanId(Short.parseShort(vlanString)));
-        }
-
         if (trunkMode) {
             // Trunk mode for VLAN to be removed.
-            if (interfaceConfig.removeTrunkInterface(deviceId, portName, vlanIds)) {
-                print(REMOVE_TRUNK_SUCCESS, vlanIds, deviceId, portName);
+            if (interfaceConfig.removeTrunkInterface(deviceId, portName)) {
+                print(REMOVE_TRUNK_SUCCESS, deviceId, portName);
             } else {
-                print(REMOVE_TRUNK_FAILURE, vlanIds, deviceId, portName);
+                print(REMOVE_TRUNK_FAILURE, deviceId, portName);
             }
             return;
         }
 
         // Access mode for VLAN to be removed.
-        if (vlanIds.size() != 1) {
-            print(ONE_VLAN_ALLOWED, deviceId, portName);
-            return;
-        }
-        VlanId accessVlanId = vlanIds.get(0);
-        if (interfaceConfig.removeInterfaceFromVlan(deviceId, portName, accessVlanId)) {
-            print(REMOVE_VLAN_SUCCESS, accessVlanId, deviceId, portName);
+        if (interfaceConfig.removeAccessInterface(deviceId, portName)) {
+            print(REMOVE_ACCESS_SUCCESS, deviceId, portName);
         } else {
-            print(REMOVE_VLAN_FAILURE, accessVlanId, deviceId, portName);
+            print(REMOVE_ACCESS_FAILURE, deviceId, portName);
         }
     }
 
diff --git a/core/api/src/main/java/org/onosproject/net/behaviour/InterfaceConfig.java b/core/api/src/main/java/org/onosproject/net/behaviour/InterfaceConfig.java
index b847647..443450d 100644
--- a/core/api/src/main/java/org/onosproject/net/behaviour/InterfaceConfig.java
+++ b/core/api/src/main/java/org/onosproject/net/behaviour/InterfaceConfig.java
@@ -27,25 +27,24 @@
 public interface InterfaceConfig extends HandlerBehaviour {
 
     /**
-     * Adds an interface to a VLAN.
+     * Adds an access interface to a VLAN.
      * @param deviceId the device ID
      * @param intf the name of the interface
      * @param vlanId the VLAN ID
      * @return the result of operation
      */
-    boolean addInterfaceToVlan(DeviceId deviceId, String intf, VlanId vlanId);
+    boolean addAccessInterface(DeviceId deviceId, String intf, VlanId vlanId);
 
     /**
-     * Removes an interface from a VLAN.
+     * Removes an access interface to a VLAN.
      * @param deviceId the device ID
      * @param intf the name of the interface
-     * @param vlanId the VLAN ID
      * @return the result of operation
      */
-    boolean removeInterfaceFromVlan(DeviceId deviceId, String intf, VlanId vlanId);
+    boolean removeAccessInterface(DeviceId deviceId, String intf);
 
     /**
-     *  Configures an interface as trunk for VLANs.
+     *  Adds a trunk interface for VLANs.
      * @param deviceId the device ID
      * @param intf the name of the interface
      * @param vlanIds the VLAN IDs
@@ -54,13 +53,12 @@
     boolean addTrunkInterface(DeviceId deviceId, String intf, List<VlanId> vlanIds);
 
     /**
-     *  Removes trunk mode configuration for VLANs from an interface.
+     *  Removes trunk mode configuration from an interface.
      * @param deviceId the device ID
      * @param intf the name of the interface
-     * @param vlanIds the VLAN IDs
      * @return the result of operation
      */
-    boolean removeTrunkInterface(DeviceId deviceId, String intf, List<VlanId> vlanIds);
+    boolean removeTrunkInterface(DeviceId deviceId, String intf);
 
     /**
      *  TODO Addition of more methods to make the behavior symmetrical.
diff --git a/drivers/cisco/src/main/java/org/onosproject/drivers/cisco/InterfaceConfigCiscoIosImpl.java b/drivers/cisco/src/main/java/org/onosproject/drivers/cisco/InterfaceConfigCiscoIosImpl.java
index 1e94c21..a8259a8 100644
--- a/drivers/cisco/src/main/java/org/onosproject/drivers/cisco/InterfaceConfigCiscoIosImpl.java
+++ b/drivers/cisco/src/main/java/org/onosproject/drivers/cisco/InterfaceConfigCiscoIosImpl.java
@@ -44,14 +44,14 @@
     private final Logger log = getLogger(getClass());
 
     /**
-     * Adds an interface to a VLAN.
+     * Adds an access interface to a VLAN.
      * @param deviceId the device ID
      * @param intf the name of the interface
      * @param vlanId the VLAN ID
      * @return the result of operation
      */
     @Override
-    public boolean addInterfaceToVlan(DeviceId deviceId, String intf, VlanId vlanId) {
+    public boolean addAccessInterface(DeviceId deviceId, String intf, VlanId vlanId) {
         NetconfController controller = checkNotNull(handler()
                                        .get(NetconfController.class));
 
@@ -59,7 +59,7 @@
                                  .data().deviceId()).getSession();
         String reply;
         try {
-            reply = session.requestSync(addInterfaceToVlanBuilder(intf, vlanId));
+            reply = session.requestSync(addAccessInterfaceBuilder(intf, vlanId));
         } catch (NetconfException e) {
             log.error("Failed to configure VLAN ID {} on device {} interface {}.",
                       vlanId, deviceId, intf, e);
@@ -71,12 +71,12 @@
     }
 
     /**
-     * Builds a request to add an interface to a VLAN.
+     * Builds a request to add an access interface to a VLAN.
      * @param intf the name of the interface
      * @param vlanId the VLAN ID
      * @return the request string.
      */
-    private String addInterfaceToVlanBuilder(String intf, VlanId vlanId) {
+    private String addAccessInterfaceBuilder(String intf, VlanId vlanId) {
         StringBuilder rpc =
                 new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" ");
         rpc.append("xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">");
@@ -106,15 +106,13 @@
     }
 
     /**
-     * Removes an interface from a VLAN.
+     * Removes an access interface to a VLAN.
      * @param deviceId the device ID
      * @param intf the name of the interface
-     * @param vlanId the VLAN ID
      * @return the result of operation
      */
     @Override
-    public boolean removeInterfaceFromVlan(DeviceId deviceId, String intf,
-                                           VlanId vlanId) {
+    public boolean removeAccessInterface(DeviceId deviceId, String intf) {
         NetconfController controller = checkNotNull(handler()
                                                             .get(NetconfController.class));
 
@@ -122,10 +120,10 @@
                                  .data().deviceId()).getSession();
         String reply;
         try {
-            reply = session.requestSync(removeInterfaceFromVlanBuilder(intf, vlanId));
+            reply = session.requestSync(removeAccessInterfaceBuilder(intf));
         } catch (NetconfException e) {
-            log.error("Failed to remove VLAN ID {} from device {} interface {}.",
-                      vlanId, deviceId, intf, e);
+            log.error("Failed to remove access mode from device {} interface {}.",
+                      deviceId, intf, e);
             return false;
         }
 
@@ -134,12 +132,11 @@
     }
 
     /**
-     * Builds a request to remove an interface from a VLAN.
+     * Builds a request to remove an access interface from a VLAN.
      * @param intf the name of the interface
-     * @param vlanId the VLAN ID
      * @return the request string.
      */
-    private String removeInterfaceFromVlanBuilder(String intf, VlanId vlanId) {
+    private String removeAccessInterfaceBuilder(String intf) {
         StringBuilder rpc =
                 new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" ");
         rpc.append("xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">");
@@ -154,7 +151,6 @@
         rpc.append("</Param>");
         rpc.append("<ConfigIf-Configuration>");
         rpc.append("<switchport operation=\"delete\"><access><vlan><VLANIDVLANPortAccessMode>");
-        rpc.append(vlanId);
         rpc.append("</VLANIDVLANPortAccessMode></vlan></access></switchport>");
         rpc.append("<switchport operation=\"delete\"><mode><access/></mode></switchport>");
         rpc.append("</ConfigIf-Configuration>");
@@ -169,7 +165,7 @@
     }
 
     /**
-     *  Configures an interface as trunk for VLANs.
+     *  Adds a trunk interface for VLANs.
      * @param deviceId the device ID
      * @param intf the name of the interface
      * @param vlanIds the VLAN IDs
@@ -233,14 +229,13 @@
     }
 
     /**
-     *  Removes trunk mode configuration for VLANs from an interface.
+     *  Removes trunk mode configuration from an interface.
      * @param deviceId the device ID
      * @param intf the name of the interface
-     * @param vlanIds the VLAN IDs
      * @return the result of operation
      */
     @Override
-    public boolean removeTrunkInterface(DeviceId deviceId, String intf, List<VlanId> vlanIds) {
+    public boolean removeTrunkInterface(DeviceId deviceId, String intf) {
         NetconfController controller = checkNotNull(handler()
                                        .get(NetconfController.class));
 
@@ -248,10 +243,10 @@
                              .data().deviceId()).getSession();
     String reply;
     try {
-        reply = session.requestSync(removeTrunkInterfaceBuilder(intf, vlanIds));
+        reply = session.requestSync(removeTrunkInterfaceBuilder(intf));
     } catch (NetconfException e) {
-        log.error("Failed to remove trunk mode for VLAN ID {} on device {} interface {}.",
-                  vlanIds, deviceId, intf, e);
+        log.error("Failed to remove trunk mode on device {} interface {}.",
+                  deviceId, intf, e);
         return false;
     }
 
@@ -260,12 +255,11 @@
 }
 
     /**
-     * Builds a request to remove trunk mode configuration for VLANs from an interface.
+     * Builds a request to remove trunk mode configuration from an interface.
      * @param intf the name of the interface
-     * @param vlanIds the VLAN IDs
      * @return the request string.
      */
-    private String removeTrunkInterfaceBuilder(String intf, List<VlanId> vlanIds) {
+    private String removeTrunkInterfaceBuilder(String intf) {
         StringBuilder rpc =
                 new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\" ");
         rpc.append("xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">");
@@ -284,7 +278,6 @@
         rpc.append("<dot1q/></encapsulation></trunk></switchport>");
         rpc.append("<switchport><trunk operation=\"delete\"><allowed><vlan>");
         rpc.append("<VLANIDsAllowedVLANsPortTrunkingMode>");
-        rpc.append(getVlansString(vlanIds));
         rpc.append("</VLANIDsAllowedVLANsPortTrunkingMode></vlan></allowed>");
         rpc.append("</trunk></switchport></ConfigIf-Configuration>");
         rpc.append("</interface>");