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/*
* 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.olt;
import org.onlab.packet.VlanId;
import org.onosproject.net.DeviceId;
import org.onosproject.net.PortNumber;
import java.util.Optional;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Information about an access device.
*/
public class AccessDeviceData {
private static final String DEVICE_ID_MISSING = "Device ID cannot be null";
private static final String UPLINK_MISSING = "Uplink cannot be null";
private static final String VLAN_MISSING = "VLAN ID cannot be null";
private final DeviceId deviceId;
private final PortNumber uplink;
private final VlanId vlan;
private final Optional<VlanId> defaultVlan;
/**
* Class constructor.
*
* @param deviceId access device ID
* @param uplink uplink port number
* @param vlan device VLAN ID
*/
public AccessDeviceData(DeviceId deviceId, PortNumber uplink, VlanId vlan,
Optional<VlanId> defaultVlan) {
this.deviceId = checkNotNull(deviceId, DEVICE_ID_MISSING);
this.uplink = checkNotNull(uplink, UPLINK_MISSING);
this.vlan = checkNotNull(vlan, VLAN_MISSING);
this.defaultVlan = checkNotNull(defaultVlan);
}
/**
* Retrieves the access device ID.
*
* @return device ID
*/
public DeviceId deviceId() {
return deviceId;
}
/**
* Retrieves the uplink port number.
*
* @return port number
*/
public PortNumber uplink() {
return uplink;
}
/**
* Retrieves the VLAN ID assigned to the device.
*
* @return VLAN ID
*/
public VlanId vlan() {
return vlan;
}
/**
* Retrieves the default VLAN ID that will be used for this device.
*
* @return default VLAN ID
*/
public Optional<VlanId> defaultVlan() {
return defaultVlan;
}
}
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