/*
 * Copyright 2016 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.net.behaviour;

import org.onlab.packet.VlanId;
import org.onosproject.net.DeviceId;
import org.onosproject.net.driver.HandlerBehaviour;

/**
 * Means to configure interfaces on devices.
 */
public interface InterfaceConfig extends HandlerBehaviour {

    /**
     * Adds an 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);

    /**
     * Removes an interface from 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);

    /**
     *  Configures an interface as trunk for VLAN.
     * @param deviceId the device ID
     * @param intf the name of the interface
     * @param vlanId the VLAN ID
     * @return the result of operation
     */
    boolean addTrunkInterface(DeviceId deviceId, String intf, VlanId vlanId);

    /**
     *  Removes trunk mode configuration for VLAN from an interface.
     * @param deviceId the device ID
     * @param intf the name of the interface
     * @param vlanId the VLAN ID
     * @return the result of operation
     */
    boolean removeTrunkInterface(DeviceId deviceId, String intf, VlanId vlanId);

    /**
     *  TODO Addition of more methods to make the behavior symmetrical.
     *  Methods getInterfacesForVlan, getVlansForInterface, getTrunkforInterface,
     *  getInterfacesForTrunk should be added to complete the behavior.
     */

}